win32.run/static/html/koodo/lib/pdf/web/viewer.js

/**
 * @licstart The following is the entire license notice for the
 * Javascript code in this page
 *
 * Copyright 2020 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @licend The above is the entire license notice for the
 * Javascript code in this page
 */

/******/ (() => {
  // webpackBootstrap
  /******/ "use strict";
  /******/ var __webpack_modules__ = [
    /* 0 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      Object.defineProperty(exports, "PDFViewerApplicationOptions", {
        enumerable: true,
        get: function () {
          return _app_options.AppOptions;
        },
      });
      Object.defineProperty(exports, "PDFViewerApplication", {
        enumerable: true,
        get: function () {
          return _app.PDFViewerApplication;
        },
      });

      var _app_options = __webpack_require__(1);

      var _app = __webpack_require__(3);

      const pdfjsVersion = "2.7.570";
      const pdfjsBuild = "f2c7338b0";
      window.PDFViewerApplication = _app.PDFViewerApplication;
      window.PDFViewerApplicationOptions = _app_options.AppOptions;
      {
        __webpack_require__(35);
      }
      {
        __webpack_require__(41);
      }

      function getViewerConfiguration() {
        return {
          appContainer: document.body,
          mainContainer: document.getElementById("viewerContainer"),
          viewerContainer: document.getElementById("viewer"),
          eventBus: null,
          toolbar: {
            container: document.getElementById("toolbarViewer"),
            numPages: document.getElementById("numPages"),
            pageNumber: document.getElementById("pageNumber"),
            scaleSelectContainer: document.getElementById(
              "scaleSelectContainer"
            ),
            scaleSelect: document.getElementById("scaleSelect"),
            customScaleOption: document.getElementById("customScaleOption"),
            previous: document.getElementById("previous"),
            next: document.getElementById("next"),
            zoomIn: document.getElementById("zoomIn"),
            zoomOut: document.getElementById("zoomOut"),
            viewFind: document.getElementById("viewFind"),
            openFile: document.getElementById("openFile"),
            print: document.getElementById("print"),
            presentationModeButton: document.getElementById("presentationMode"),
            download: document.getElementById("download"),
            viewBookmark: document.getElementById("viewBookmark"),
          },
          secondaryToolbar: {
            toolbar: document.getElementById("secondaryToolbar"),
            toggleButton: document.getElementById("secondaryToolbarToggle"),
            toolbarButtonContainer: document.getElementById(
              "secondaryToolbarButtonContainer"
            ),
            presentationModeButton: document.getElementById(
              "secondaryPresentationMode"
            ),
            openFileButton: document.getElementById("secondaryOpenFile"),
            printButton: document.getElementById("secondaryPrint"),
            downloadButton: document.getElementById("secondaryDownload"),
            viewBookmarkButton: document.getElementById(
              "secondaryViewBookmark"
            ),
            firstPageButton: document.getElementById("firstPage"),
            lastPageButton: document.getElementById("lastPage"),
            pageRotateCwButton: document.getElementById("pageRotateCw"),
            pageRotateCcwButton: document.getElementById("pageRotateCcw"),
            cursorSelectToolButton: document.getElementById("cursorSelectTool"),
            cursorHandToolButton: document.getElementById("cursorHandTool"),
            scrollVerticalButton: document.getElementById("scrollVertical"),
            scrollHorizontalButton: document.getElementById("scrollHorizontal"),
            scrollWrappedButton: document.getElementById("scrollWrapped"),
            spreadNoneButton: document.getElementById("spreadNone"),
            spreadOddButton: document.getElementById("spreadOdd"),
            spreadEvenButton: document.getElementById("spreadEven"),
            documentPropertiesButton: document.getElementById(
              "documentProperties"
            ),
          },
          fullscreen: {
            contextFirstPage: document.getElementById("contextFirstPage"),
            contextLastPage: document.getElementById("contextLastPage"),
            contextPageRotateCw: document.getElementById("contextPageRotateCw"),
            contextPageRotateCcw: document.getElementById(
              "contextPageRotateCcw"
            ),
          },
          sidebar: {
            outerContainer: document.getElementById("outerContainer"),
            viewerContainer: document.getElementById("viewerContainer"),
            toggleButton: document.getElementById("sidebarToggle"),
            thumbnailButton: document.getElementById("viewThumbnail"),
            outlineButton: document.getElementById("viewOutline"),
            attachmentsButton: document.getElementById("viewAttachments"),
            layersButton: document.getElementById("viewLayers"),
            thumbnailView: document.getElementById("thumbnailView"),
            outlineView: document.getElementById("outlineView"),
            attachmentsView: document.getElementById("attachmentsView"),
            layersView: document.getElementById("layersView"),
            outlineOptionsContainer: document.getElementById(
              "outlineOptionsContainer"
            ),
            currentOutlineItemButton: document.getElementById(
              "currentOutlineItem"
            ),
          },
          sidebarResizer: {
            outerContainer: document.getElementById("outerContainer"),
            resizer: document.getElementById("sidebarResizer"),
          },
          findBar: {
            bar: document.getElementById("findbar"),
            toggleButton: document.getElementById("viewFind"),
            findField: document.getElementById("findInput"),
            highlightAllCheckbox: document.getElementById("findHighlightAll"),
            caseSensitiveCheckbox: document.getElementById("findMatchCase"),
            entireWordCheckbox: document.getElementById("findEntireWord"),
            findMsg: document.getElementById("findMsg"),
            findResultsCount: document.getElementById("findResultsCount"),
            findPreviousButton: document.getElementById("findPrevious"),
            findNextButton: document.getElementById("findNext"),
          },
          passwordOverlay: {
            overlayName: "passwordOverlay",
            container: document.getElementById("passwordOverlay"),
            label: document.getElementById("passwordText"),
            input: document.getElementById("password"),
            submitButton: document.getElementById("passwordSubmit"),
            cancelButton: document.getElementById("passwordCancel"),
          },
          documentProperties: {
            overlayName: "documentPropertiesOverlay",
            container: document.getElementById("documentPropertiesOverlay"),
            closeButton: document.getElementById("documentPropertiesClose"),
            fields: {
              fileName: document.getElementById("fileNameField"),
              fileSize: document.getElementById("fileSizeField"),
              title: document.getElementById("titleField"),
              author: document.getElementById("authorField"),
              subject: document.getElementById("subjectField"),
              keywords: document.getElementById("keywordsField"),
              creationDate: document.getElementById("creationDateField"),
              modificationDate: document.getElementById(
                "modificationDateField"
              ),
              creator: document.getElementById("creatorField"),
              producer: document.getElementById("producerField"),
              version: document.getElementById("versionField"),
              pageCount: document.getElementById("pageCountField"),
              pageSize: document.getElementById("pageSizeField"),
              linearized: document.getElementById("linearizedField"),
            },
          },
          errorWrapper: {
            container: document.getElementById("errorWrapper"),
            errorMessage: document.getElementById("errorMessage"),
            closeButton: document.getElementById("errorClose"),
            errorMoreInfo: document.getElementById("errorMoreInfo"),
            moreInfoButton: document.getElementById("errorShowMore"),
            lessInfoButton: document.getElementById("errorShowLess"),
          },
          printContainer: document.getElementById("printContainer"),
          openFileInputName: "fileInput",
          debuggerScriptPath: "./debugger.js",
        };
      }

      function webViewerLoad() {
        const config = getViewerConfiguration();
        const event = document.createEvent("CustomEvent");
        event.initCustomEvent("webviewerloaded", true, true, {
          source: window,
        });

        try {
          parent.document.dispatchEvent(event);
        } catch (ex) {
          console.error(`webviewerloaded: ${ex}`);
          document.dispatchEvent(event);
        }

        _app.PDFViewerApplication.run(config);
      }

      if (
        document.readyState === "interactive" ||
        document.readyState === "complete"
      ) {
        webViewerLoad();
      } else {
        document.addEventListener("DOMContentLoaded", webViewerLoad, true);
      }

      /***/
    },
    /* 1 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.OptionKind = exports.AppOptions = void 0;

      var _viewer_compatibility = __webpack_require__(2);

      const OptionKind = {
        VIEWER: 0x02,
        API: 0x04,
        WORKER: 0x08,
        PREFERENCE: 0x80,
      };
      exports.OptionKind = OptionKind;
      const defaultOptions = {
        cursorToolOnLoad: {
          value: 0,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        defaultUrl: {
          value: "compressed.tracemonkey-pldi-09.pdf",
          kind: OptionKind.VIEWER,
        },
        defaultZoomValue: {
          value: "",
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        disableHistory: {
          value: false,
          kind: OptionKind.VIEWER,
        },
        disablePageLabels: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        enablePermissions: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        enablePrintAutoRotate: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        enableScripting: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        enableWebGL: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        externalLinkRel: {
          value: "noopener noreferrer nofollow",
          kind: OptionKind.VIEWER,
        },
        externalLinkTarget: {
          value: 0,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        historyUpdateUrl: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        ignoreDestinationZoom: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        imageResourcesPath: {
          value: "./images/",
          kind: OptionKind.VIEWER,
        },
        maxCanvasPixels: {
          value: 16777216,
          compatibility:
            _viewer_compatibility.viewerCompatibilityParams.maxCanvasPixels,
          kind: OptionKind.VIEWER,
        },
        pdfBugEnabled: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        printResolution: {
          value: 150,
          kind: OptionKind.VIEWER,
        },
        renderer: {
          value: "canvas",
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        renderInteractiveForms: {
          value: true,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        sidebarViewOnLoad: {
          value: -1,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        scrollModeOnLoad: {
          value: -1,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        spreadModeOnLoad: {
          value: -1,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        textLayerMode: {
          value: 1,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        useOnlyCssZoom: {
          value: false,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        viewerCssTheme: {
          value: 0,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        viewOnLoad: {
          value: 0,
          kind: OptionKind.VIEWER + OptionKind.PREFERENCE,
        },
        cMapPacked: {
          value: true,
          kind: OptionKind.API,
        },
        cMapUrl: {
          value: "../web/cmaps/",
          kind: OptionKind.API,
        },
        disableAutoFetch: {
          value: false,
          kind: OptionKind.API + OptionKind.PREFERENCE,
        },
        disableFontFace: {
          value: false,
          kind: OptionKind.API + OptionKind.PREFERENCE,
        },
        disableRange: {
          value: false,
          kind: OptionKind.API + OptionKind.PREFERENCE,
        },
        disableStream: {
          value: false,
          kind: OptionKind.API + OptionKind.PREFERENCE,
        },
        docBaseUrl: {
          value: "",
          kind: OptionKind.API,
        },
        fontExtraProperties: {
          value: false,
          kind: OptionKind.API,
        },
        isEvalSupported: {
          value: true,
          kind: OptionKind.API,
        },
        maxImageSize: {
          value: -1,
          kind: OptionKind.API,
        },
        pdfBug: {
          value: false,
          kind: OptionKind.API,
        },
        verbosity: {
          value: 1,
          kind: OptionKind.API,
        },
        workerPort: {
          value: null,
          kind: OptionKind.WORKER,
        },
        workerSrc: {
          value: "../build/pdf.worker.js",
          kind: OptionKind.WORKER,
        },
      };
      {
        defaultOptions.disablePreferences = {
          value: false,
          kind: OptionKind.VIEWER,
        };
        defaultOptions.locale = {
          value:
            typeof navigator !== "undefined" ? navigator.language : "en-US",
          kind: OptionKind.VIEWER,
        };
        defaultOptions.sandboxBundleSrc = {
          value: "../build/pdf.sandbox.js",
          kind: OptionKind.VIEWER,
        };
      }
      const userOptions = Object.create(null);

      class AppOptions {
        constructor() {
          throw new Error("Cannot initialize AppOptions.");
        }

        static get(name) {
          const userOption = userOptions[name];

          if (userOption !== undefined) {
            return userOption;
          }

          const defaultOption = defaultOptions[name];

          if (defaultOption !== undefined) {
            return defaultOption.compatibility || defaultOption.value;
          }

          return undefined;
        }

        static getAll(kind = null) {
          const options = Object.create(null);

          for (const name in defaultOptions) {
            const defaultOption = defaultOptions[name];

            if (kind) {
              if ((kind & defaultOption.kind) === 0) {
                continue;
              }

              if (kind === OptionKind.PREFERENCE) {
                const value = defaultOption.value,
                  valueType = typeof value;

                if (
                  valueType === "boolean" ||
                  valueType === "string" ||
                  (valueType === "number" && Number.isInteger(value))
                ) {
                  options[name] = value;
                  continue;
                }

                throw new Error(`Invalid type for preference: ${name}`);
              }
            }

            const userOption = userOptions[name];
            options[name] =
              userOption !== undefined
                ? userOption
                : defaultOption.compatibility || defaultOption.value;
          }

          return options;
        }

        static set(name, value) {
          userOptions[name] = value;
        }

        static setAll(options) {
          for (const name in options) {
            userOptions[name] = options[name];
          }
        }

        static remove(name) {
          delete userOptions[name];
        }
      }

      exports.AppOptions = AppOptions;

      /***/
    },
    /* 2 */
    /***/ (__unused_webpack_module, exports) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.viewerCompatibilityParams = void 0;
      const compatibilityParams = Object.create(null);
      {
        const userAgent =
          (typeof navigator !== "undefined" && navigator.userAgent) || "";
        const platform =
          (typeof navigator !== "undefined" && navigator.platform) || "";
        const maxTouchPoints =
          (typeof navigator !== "undefined" && navigator.maxTouchPoints) || 1;
        const isAndroid = /Android/.test(userAgent);
        const isIOS =
          /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent) ||
          (platform === "MacIntel" && maxTouchPoints > 1);
        const isIOSChrome = /CriOS/.test(userAgent);

        (function checkOnBlobSupport() {
          if (isIOSChrome) {
            compatibilityParams.disableCreateObjectURL = true;
          }
        })();

        (function checkCanvasSizeLimitation() {
          if (isIOS || isAndroid) {
            compatibilityParams.maxCanvasPixels = 5242880;
          }
        })();
      }
      const viewerCompatibilityParams = Object.freeze(compatibilityParams);
      exports.viewerCompatibilityParams = viewerCompatibilityParams;

      /***/
    },
    /* 3 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFViewerApplication = exports.PDFPrintServiceFactory = exports.DefaultExternalServices = void 0;

      var _ui_utils = __webpack_require__(4);

      var _app_options = __webpack_require__(1);

      var _pdfjsLib = __webpack_require__(5);

      var _pdf_cursor_tools = __webpack_require__(6);

      var _pdf_rendering_queue = __webpack_require__(8);

      var _overlay_manager = __webpack_require__(9);

      var _password_prompt = __webpack_require__(10);

      var _pdf_attachment_viewer = __webpack_require__(11);

      var _pdf_document_properties = __webpack_require__(13);

      var _pdf_find_bar = __webpack_require__(14);

      var _pdf_find_controller = __webpack_require__(15);

      var _pdf_history = __webpack_require__(17);

      var _pdf_layer_viewer = __webpack_require__(18);

      var _pdf_link_service = __webpack_require__(19);

      var _pdf_outline_viewer = __webpack_require__(20);

      var _pdf_presentation_mode = __webpack_require__(21);

      var _pdf_sidebar = __webpack_require__(22);

      var _pdf_sidebar_resizer = __webpack_require__(23);

      var _pdf_thumbnail_viewer = __webpack_require__(24);

      var _pdf_viewer = __webpack_require__(26);

      var _secondary_toolbar = __webpack_require__(31);

      var _toolbar = __webpack_require__(33);

      var _viewer_compatibility = __webpack_require__(2);

      var _view_history = __webpack_require__(34);

      const DEFAULT_SCALE_DELTA = 1.1;
      const DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT = 5000;
      const FORCE_PAGES_LOADED_TIMEOUT = 10000;
      const WHEEL_ZOOM_DISABLED_TIMEOUT = 1000;
      const ENABLE_PERMISSIONS_CLASS = "enablePermissions";
      const ViewOnLoad = {
        UNKNOWN: -1,
        PREVIOUS: 0,
        INITIAL: 1,
      };
      const ViewerCssTheme = {
        AUTOMATIC: 0,
        LIGHT: 1,
        DARK: 2,
      };
      const KNOWN_VERSIONS = [
        "1.0",
        "1.1",
        "1.2",
        "1.3",
        "1.4",
        "1.5",
        "1.6",
        "1.7",
        "1.8",
        "1.9",
        "2.0",
        "2.1",
        "2.2",
        "2.3",
      ];
      const KNOWN_GENERATORS = [
        "acrobat distiller",
        "acrobat pdfwriter",
        "adobe livecycle",
        "adobe pdf library",
        "adobe photoshop",
        "ghostscript",
        "tcpdf",
        "cairo",
        "dvipdfm",
        "dvips",
        "pdftex",
        "pdfkit",
        "itext",
        "prince",
        "quarkxpress",
        "mac os x",
        "microsoft",
        "openoffice",
        "oracle",
        "luradocument",
        "pdf-xchange",
        "antenna house",
        "aspose.cells",
        "fpdf",
      ];

      class DefaultExternalServices {
        constructor() {
          throw new Error("Cannot initialize DefaultExternalServices.");
        }

        static updateFindControlState(data) {}

        static updateFindMatchesCount(data) {}

        static initPassiveLoading(callbacks) {}

        static async fallback(data) {}

        static reportTelemetry(data) {}

        static createDownloadManager(options) {
          throw new Error("Not implemented: createDownloadManager");
        }

        static createPreferences() {
          throw new Error("Not implemented: createPreferences");
        }

        static createL10n(options) {
          throw new Error("Not implemented: createL10n");
        }

        static createScripting(options) {
          throw new Error("Not implemented: createScripting");
        }

        static get supportsIntegratedFind() {
          return (0, _pdfjsLib.shadow)(this, "supportsIntegratedFind", false);
        }

        static get supportsDocumentFonts() {
          return (0, _pdfjsLib.shadow)(this, "supportsDocumentFonts", true);
        }

        static get supportedMouseWheelZoomModifierKeys() {
          return (0, _pdfjsLib.shadow)(
            this,
            "supportedMouseWheelZoomModifierKeys",
            {
              ctrlKey: true,
              metaKey: true,
            }
          );
        }

        static get isInAutomation() {
          return (0, _pdfjsLib.shadow)(this, "isInAutomation", false);
        }
      }

      exports.DefaultExternalServices = DefaultExternalServices;
      const PDFViewerApplication = {
        initialBookmark: document.location.hash.substring(1),
        _initializedCapability: (0, _pdfjsLib.createPromiseCapability)(),
        fellback: false,
        appConfig: null,
        pdfDocument: null,
        pdfLoadingTask: null,
        printService: null,
        pdfViewer: null,
        pdfThumbnailViewer: null,
        pdfRenderingQueue: null,
        pdfPresentationMode: null,
        pdfDocumentProperties: null,
        pdfLinkService: null,
        pdfHistory: null,
        pdfSidebar: null,
        pdfSidebarResizer: null,
        pdfOutlineViewer: null,
        pdfAttachmentViewer: null,
        pdfLayerViewer: null,
        pdfCursorTools: null,
        store: null,
        downloadManager: null,
        overlayManager: null,
        preferences: null,
        toolbar: null,
        secondaryToolbar: null,
        eventBus: null,
        l10n: null,
        isInitialViewSet: false,
        downloadComplete: false,
        isViewerEmbedded: window.parent !== window,
        url: "",
        baseUrl: "",
        externalServices: DefaultExternalServices,
        _boundEvents: Object.create(null),
        documentInfo: null,
        metadata: null,
        _contentDispositionFilename: null,
        _contentLength: null,
        triggerDelayedFallback: null,
        _saveInProgress: false,
        _wheelUnusedTicks: 0,
        _idleCallbacks: new Set(),
        _scriptingInstance: null,
        _mouseState: Object.create(null),

        async initialize(appConfig) {
          this.preferences = this.externalServices.createPreferences();
          this.appConfig = appConfig;
          await this._readPreferences();
          await this._parseHashParameters();

          this._forceCssTheme();

          await this._initializeL10n();

          if (
            this.isViewerEmbedded &&
            _app_options.AppOptions.get("externalLinkTarget") ===
              _pdfjsLib.LinkTarget.NONE
          ) {
            _app_options.AppOptions.set(
              "externalLinkTarget",
              _pdfjsLib.LinkTarget.TOP
            );
          }

          await this._initializeViewerComponents();
          this.bindEvents();
          this.bindWindowEvents();
          const appContainer =
            appConfig.appContainer || document.documentElement;
          this.l10n.translate(appContainer).then(() => {
            this.eventBus.dispatch("localized", {
              source: this,
            });
          });

          this._initializedCapability.resolve();
        },

        async _readPreferences() {
          if (_app_options.AppOptions.get("disablePreferences")) {
            return;
          }

          try {
            _app_options.AppOptions.setAll(await this.preferences.getAll());
          } catch (reason) {
            console.error(`_readPreferences: "${reason?.message}".`);
          }
        },

        async _parseHashParameters() {
          if (!_app_options.AppOptions.get("pdfBugEnabled")) {
            return undefined;
          }

          const hash = document.location.hash.substring(1);

          if (!hash) {
            return undefined;
          }

          const hashParams = (0, _ui_utils.parseQueryString)(hash),
            waitOn = [];

          if (
            "disableworker" in hashParams &&
            hashParams.disableworker === "true"
          ) {
            waitOn.push(loadFakeWorker());
          }

          if ("disablerange" in hashParams) {
            _app_options.AppOptions.set(
              "disableRange",
              hashParams.disablerange === "true"
            );
          }

          if ("disablestream" in hashParams) {
            _app_options.AppOptions.set(
              "disableStream",
              hashParams.disablestream === "true"
            );
          }

          if ("disableautofetch" in hashParams) {
            _app_options.AppOptions.set(
              "disableAutoFetch",
              hashParams.disableautofetch === "true"
            );
          }

          if ("disablefontface" in hashParams) {
            _app_options.AppOptions.set(
              "disableFontFace",
              hashParams.disablefontface === "true"
            );
          }

          if ("disablehistory" in hashParams) {
            _app_options.AppOptions.set(
              "disableHistory",
              hashParams.disablehistory === "true"
            );
          }

          if ("webgl" in hashParams) {
            _app_options.AppOptions.set(
              "enableWebGL",
              hashParams.webgl === "true"
            );
          }

          if ("verbosity" in hashParams) {
            _app_options.AppOptions.set("verbosity", hashParams.verbosity | 0);
          }

          if ("textlayer" in hashParams) {
            switch (hashParams.textlayer) {
              case "off":
                _app_options.AppOptions.set(
                  "textLayerMode",
                  _ui_utils.TextLayerMode.DISABLE
                );

                break;

              case "visible":
              case "shadow":
              case "hover":
                const viewer = this.appConfig.viewerContainer;
                viewer.classList.add("textLayer-" + hashParams.textlayer);
                break;
            }
          }

          if ("pdfbug" in hashParams) {
            _app_options.AppOptions.set("pdfBug", true);

            _app_options.AppOptions.set("fontExtraProperties", true);

            const enabled = hashParams.pdfbug.split(",");
            waitOn.push(loadAndEnablePDFBug(enabled));
          }

          if ("locale" in hashParams) {
            _app_options.AppOptions.set("locale", hashParams.locale);
          }

          if (waitOn.length === 0) {
            return undefined;
          }

          return Promise.all(waitOn).catch((reason) => {
            console.error(`_parseHashParameters: "${reason.message}".`);
          });
        },

        async _initializeL10n() {
          this.l10n = this.externalServices.createL10n({
            locale: _app_options.AppOptions.get("locale"),
          });
          const dir = await this.l10n.getDirection();
          document.getElementsByTagName("html")[0].dir = dir;
        },

        _forceCssTheme() {
          const cssTheme = _app_options.AppOptions.get("viewerCssTheme");

          if (
            cssTheme === ViewerCssTheme.AUTOMATIC ||
            !Object.values(ViewerCssTheme).includes(cssTheme)
          ) {
            return;
          }

          try {
            const styleSheet = document.styleSheets[0];
            const cssRules = styleSheet?.cssRules || [];

            for (let i = 0, ii = cssRules.length; i < ii; i++) {
              const rule = cssRules[i];

              if (
                rule instanceof CSSMediaRule &&
                rule.media?.[0] === "(prefers-color-scheme: dark)"
              ) {
                if (cssTheme === ViewerCssTheme.LIGHT) {
                  styleSheet.deleteRule(i);
                  return;
                }

                const darkRules = /^@media \(prefers-color-scheme: dark\) {\n\s*([\w\s-.,:;/\\{}()]+)\n}$/.exec(
                  rule.cssText
                );

                if (darkRules?.[1]) {
                  styleSheet.deleteRule(i);
                  styleSheet.insertRule(darkRules[1], i);
                }

                return;
              }
            }
          } catch (reason) {
            console.error(`_forceCssTheme: "${reason?.message}".`);
          }
        },

        async _initializeViewerComponents() {
          const appConfig = this.appConfig;
          const eventBus =
            appConfig.eventBus ||
            new _ui_utils.EventBus({
              isInAutomation: this.externalServices.isInAutomation,
            });
          this.eventBus = eventBus;
          this.overlayManager = new _overlay_manager.OverlayManager();
          const pdfRenderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
          pdfRenderingQueue.onIdle = this.cleanup.bind(this);
          this.pdfRenderingQueue = pdfRenderingQueue;
          const pdfLinkService = new _pdf_link_service.PDFLinkService({
            eventBus,
            externalLinkTarget: _app_options.AppOptions.get(
              "externalLinkTarget"
            ),
            externalLinkRel: _app_options.AppOptions.get("externalLinkRel"),
            ignoreDestinationZoom: _app_options.AppOptions.get(
              "ignoreDestinationZoom"
            ),
          });
          this.pdfLinkService = pdfLinkService;
          const downloadManager = this.externalServices.createDownloadManager();
          this.downloadManager = downloadManager;
          const findController = new _pdf_find_controller.PDFFindController({
            linkService: pdfLinkService,
            eventBus,
          });
          this.findController = findController;
          const container = appConfig.mainContainer;
          const viewer = appConfig.viewerContainer;
          this.pdfViewer = new _pdf_viewer.PDFViewer({
            container,
            viewer,
            eventBus,
            renderingQueue: pdfRenderingQueue,
            linkService: pdfLinkService,
            downloadManager,
            findController,
            renderer: _app_options.AppOptions.get("renderer"),
            enableWebGL: _app_options.AppOptions.get("enableWebGL"),
            l10n: this.l10n,
            textLayerMode: _app_options.AppOptions.get("textLayerMode"),
            imageResourcesPath: _app_options.AppOptions.get(
              "imageResourcesPath"
            ),
            renderInteractiveForms: _app_options.AppOptions.get(
              "renderInteractiveForms"
            ),
            enablePrintAutoRotate: _app_options.AppOptions.get(
              "enablePrintAutoRotate"
            ),
            useOnlyCssZoom: _app_options.AppOptions.get("useOnlyCssZoom"),
            maxCanvasPixels: _app_options.AppOptions.get("maxCanvasPixels"),
            enableScripting: _app_options.AppOptions.get("enableScripting"),
            mouseState: this._mouseState,
          });
          pdfRenderingQueue.setViewer(this.pdfViewer);
          pdfLinkService.setViewer(this.pdfViewer);
          this.pdfThumbnailViewer = new _pdf_thumbnail_viewer.PDFThumbnailViewer(
            {
              container: appConfig.sidebar.thumbnailView,
              eventBus,
              renderingQueue: pdfRenderingQueue,
              linkService: pdfLinkService,
              l10n: this.l10n,
            }
          );
          pdfRenderingQueue.setThumbnailViewer(this.pdfThumbnailViewer);
          this.pdfHistory = new _pdf_history.PDFHistory({
            linkService: pdfLinkService,
            eventBus,
          });
          pdfLinkService.setHistory(this.pdfHistory);

          if (!this.supportsIntegratedFind) {
            this.findBar = new _pdf_find_bar.PDFFindBar(
              appConfig.findBar,
              eventBus,
              this.l10n
            );
          }

          this.pdfDocumentProperties = new _pdf_document_properties.PDFDocumentProperties(
            appConfig.documentProperties,
            this.overlayManager,
            eventBus,
            this.l10n
          );
          this.pdfCursorTools = new _pdf_cursor_tools.PDFCursorTools({
            container,
            eventBus,
            cursorToolOnLoad: _app_options.AppOptions.get("cursorToolOnLoad"),
          });
          this.toolbar = new _toolbar.Toolbar(
            appConfig.toolbar,
            eventBus,
            this.l10n
          );
          this.secondaryToolbar = new _secondary_toolbar.SecondaryToolbar(
            appConfig.secondaryToolbar,
            container,
            eventBus
          );

          if (this.supportsFullscreen) {
            this.pdfPresentationMode = new _pdf_presentation_mode.PDFPresentationMode(
              {
                container,
                pdfViewer: this.pdfViewer,
                eventBus,
                contextMenuItems: appConfig.fullscreen,
              }
            );
          }

          this.passwordPrompt = new _password_prompt.PasswordPrompt(
            appConfig.passwordOverlay,
            this.overlayManager,
            this.l10n
          );
          this.pdfOutlineViewer = new _pdf_outline_viewer.PDFOutlineViewer({
            container: appConfig.sidebar.outlineView,
            eventBus,
            linkService: pdfLinkService,
          });
          this.pdfAttachmentViewer = new _pdf_attachment_viewer.PDFAttachmentViewer(
            {
              container: appConfig.sidebar.attachmentsView,
              eventBus,
              downloadManager,
            }
          );
          this.pdfLayerViewer = new _pdf_layer_viewer.PDFLayerViewer({
            container: appConfig.sidebar.layersView,
            eventBus,
            l10n: this.l10n,
          });
          this.pdfSidebar = new _pdf_sidebar.PDFSidebar({
            elements: appConfig.sidebar,
            pdfViewer: this.pdfViewer,
            pdfThumbnailViewer: this.pdfThumbnailViewer,
            eventBus,
            l10n: this.l10n,
          });
          this.pdfSidebar.onToggled = this.forceRendering.bind(this);
          this.pdfSidebarResizer = new _pdf_sidebar_resizer.PDFSidebarResizer(
            appConfig.sidebarResizer,
            eventBus,
            this.l10n
          );
        },

        run(config) {
          this.initialize(config).then(webViewerInitialized);
        },

        get initialized() {
          return this._initializedCapability.settled;
        },

        get initializedPromise() {
          return this._initializedCapability.promise;
        },

        zoomIn(ticks) {
          if (this.pdfViewer.isInPresentationMode) {
            return;
          }

          let newScale = this.pdfViewer.currentScale;

          do {
            newScale = (newScale * DEFAULT_SCALE_DELTA).toFixed(2);
            newScale = Math.ceil(newScale * 10) / 10;
            newScale = Math.min(_ui_utils.MAX_SCALE, newScale);
          } while (--ticks > 0 && newScale < _ui_utils.MAX_SCALE);

          this.pdfViewer.currentScaleValue = newScale;
        },

        zoomOut(ticks) {
          if (this.pdfViewer.isInPresentationMode) {
            return;
          }

          let newScale = this.pdfViewer.currentScale;

          do {
            newScale = (newScale / DEFAULT_SCALE_DELTA).toFixed(2);
            newScale = Math.floor(newScale * 10) / 10;
            newScale = Math.max(_ui_utils.MIN_SCALE, newScale);
          } while (--ticks > 0 && newScale > _ui_utils.MIN_SCALE);

          this.pdfViewer.currentScaleValue = newScale;
        },

        zoomReset() {
          if (this.pdfViewer.isInPresentationMode) {
            return;
          }

          this.pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
        },

        get pagesCount() {
          return this.pdfDocument ? this.pdfDocument.numPages : 0;
        },

        get page() {
          return this.pdfViewer.currentPageNumber;
        },

        set page(val) {
          this.pdfViewer.currentPageNumber = val;
        },

        get supportsPrinting() {
          return PDFPrintServiceFactory.instance.supportsPrinting;
        },

        get supportsFullscreen() {
          let support;
          const doc = document.documentElement;
          support = !!(
            doc.requestFullscreen ||
            doc.mozRequestFullScreen ||
            doc.webkitRequestFullScreen
          );

          if (
            document.fullscreenEnabled === false ||
            document.mozFullScreenEnabled === false ||
            document.webkitFullscreenEnabled === false
          ) {
            support = false;
          }

          return (0, _pdfjsLib.shadow)(this, "supportsFullscreen", support);
        },

        get supportsIntegratedFind() {
          return this.externalServices.supportsIntegratedFind;
        },

        get supportsDocumentFonts() {
          return this.externalServices.supportsDocumentFonts;
        },

        get loadingBar() {
          const bar = new _ui_utils.ProgressBar("#loadingBar");
          return (0, _pdfjsLib.shadow)(this, "loadingBar", bar);
        },

        get supportedMouseWheelZoomModifierKeys() {
          return this.externalServices.supportedMouseWheelZoomModifierKeys;
        },

        initPassiveLoading() {
          throw new Error("Not implemented: initPassiveLoading");
        },

        setTitleUsingUrl(url = "") {
          this.url = url;
          this.baseUrl = url.split("#")[0];
          let title = (0, _ui_utils.getPDFFileNameFromURL)(url, "");

          if (!title) {
            try {
              title =
                decodeURIComponent((0, _pdfjsLib.getFilenameFromUrl)(url)) ||
                url;
            } catch (ex) {
              title = url;
            }
          }

          this.setTitle(title);
        },

        setTitle(title) {
          if (this.isViewerEmbedded) {
            return;
          }

          document.title = title;
        },

        get _docFilename() {
          return (
            this._contentDispositionFilename ||
            (0, _ui_utils.getPDFFileNameFromURL)(this.url)
          );
        },

        _cancelIdleCallbacks() {
          if (!this._idleCallbacks.size) {
            return;
          }

          for (const callback of this._idleCallbacks) {
            window.cancelIdleCallback(callback);
          }

          this._idleCallbacks.clear();
        },

        async _destroyScriptingInstance() {
          if (!this._scriptingInstance) {
            return;
          }

          const {
            scripting,
            internalEvents,
            domEvents,
          } = this._scriptingInstance;

          try {
            await scripting.destroySandbox();
          } catch (ex) {}

          for (const [name, listener] of internalEvents) {
            this.eventBus._off(name, listener);
          }

          internalEvents.clear();

          for (const [name, listener] of domEvents) {
            window.removeEventListener(name, listener);
          }

          domEvents.clear();
          delete this._mouseState.isDown;
          this._scriptingInstance = null;
        },

        async close() {
          const errorWrapper = this.appConfig.errorWrapper.container;
          errorWrapper.setAttribute("hidden", "true");

          if (!this.pdfLoadingTask) {
            return undefined;
          }

          const promises = [];
          promises.push(this.pdfLoadingTask.destroy());
          this.pdfLoadingTask = null;

          if (this.pdfDocument) {
            this.pdfDocument = null;
            this.pdfThumbnailViewer.setDocument(null);
            this.pdfViewer.setDocument(null);
            this.pdfLinkService.setDocument(null);
            this.pdfDocumentProperties.setDocument(null);
          }

          webViewerResetPermissions();
          this.store = null;
          this.isInitialViewSet = false;
          this.downloadComplete = false;
          this.url = "";
          this.baseUrl = "";
          this.documentInfo = null;
          this.metadata = null;
          this._contentDispositionFilename = null;
          this._contentLength = null;
          this.triggerDelayedFallback = null;
          this._saveInProgress = false;

          this._cancelIdleCallbacks();

          promises.push(this._destroyScriptingInstance());
          this.pdfSidebar.reset();
          this.pdfOutlineViewer.reset();
          this.pdfAttachmentViewer.reset();
          this.pdfLayerViewer.reset();

          if (this.pdfHistory) {
            this.pdfHistory.reset();
          }

          if (this.findBar) {
            this.findBar.reset();
          }

          this.toolbar.reset();
          this.secondaryToolbar.reset();

          if (typeof PDFBug !== "undefined") {
            PDFBug.cleanup();
          }

          await Promise.all(promises);
          return undefined;
        },

        async open(file, args) {
          if (this.pdfLoadingTask) {
            await this.close();
          }

          const workerParameters = _app_options.AppOptions.getAll(
            _app_options.OptionKind.WORKER
          );

          for (const key in workerParameters) {
            _pdfjsLib.GlobalWorkerOptions[key] = workerParameters[key];
          }

          const parameters = Object.create(null);

          if (typeof file === "string") {
            this.setTitleUsingUrl(file);
            parameters.url = file;
          } else if (file && "byteLength" in file) {
            parameters.data = file;
          } else if (file.url && file.originalUrl) {
            this.setTitleUsingUrl(file.originalUrl);
            parameters.url = file.url;
          }

          const apiParameters = _app_options.AppOptions.getAll(
            _app_options.OptionKind.API
          );

          for (const key in apiParameters) {
            let value = apiParameters[key];

            if (key === "docBaseUrl" && !value) {
            }

            parameters[key] = value;
          }

          if (args) {
            for (const key in args) {
              parameters[key] = args[key];
            }
          }

          const loadingTask = (0, _pdfjsLib.getDocument)(parameters);
          this.pdfLoadingTask = loadingTask;

          loadingTask.onPassword = (updateCallback, reason) => {
            this.pdfLinkService.externalLinkEnabled = false;
            this.passwordPrompt.setUpdateCallback(updateCallback, reason);
            this.passwordPrompt.open();
          };

          loadingTask.onProgress = ({ loaded, total }) => {
            this.progress(loaded / total);
          };

          loadingTask.onUnsupportedFeature = this.fallback.bind(this);
          return loadingTask.promise.then(
            (pdfDocument) => {
              this.load(pdfDocument);
            },
            (exception) => {
              if (loadingTask !== this.pdfLoadingTask) {
                return undefined;
              }

              const message = exception?.message;
              let loadingErrorMessage;

              if (exception instanceof _pdfjsLib.InvalidPDFException) {
                loadingErrorMessage = this.l10n.get(
                  "invalid_file_error",
                  null,
                  "Invalid or corrupted PDF file."
                );
              } else if (exception instanceof _pdfjsLib.MissingPDFException) {
                loadingErrorMessage = this.l10n.get(
                  "missing_file_error",
                  null,
                  "Missing PDF file."
                );
              } else if (
                exception instanceof _pdfjsLib.UnexpectedResponseException
              ) {
                loadingErrorMessage = this.l10n.get(
                  "unexpected_response_error",
                  null,
                  "Unexpected server response."
                );
              } else {
                loadingErrorMessage = this.l10n.get(
                  "loading_error",
                  null,
                  "An error occurred while loading the PDF."
                );
              }

              return loadingErrorMessage.then((msg) => {
                this.error(msg, {
                  message,
                });
                throw exception;
              });
            }
          );
        },

        download({ sourceEventType = "download" } = {}) {
          function downloadByUrl() {
            downloadManager.downloadUrl(url, filename);
          }

          const downloadManager = this.downloadManager,
            url = this.baseUrl,
            filename = this._docFilename;

          if (!this.pdfDocument || !this.downloadComplete) {
            downloadByUrl();
            return;
          }

          this.pdfDocument
            .getData()
            .then(function (data) {
              const blob = new Blob([data], {
                type: "application/pdf",
              });
              downloadManager.download(blob, url, filename, sourceEventType);
            })
            .catch(downloadByUrl);
        },

        async save({ sourceEventType = "download" } = {}) {
          if (this._saveInProgress) {
            return;
          }

          const downloadManager = this.downloadManager,
            url = this.baseUrl,
            filename = this._docFilename;

          if (!this.pdfDocument || !this.downloadComplete) {
            this.download({
              sourceEventType,
            });
            return;
          }

          this._saveInProgress = true;
          await this._scriptingInstance?.scripting.dispatchEventInSandbox({
            id: "doc",
            name: "WillSave",
          });
          this.pdfDocument
            .saveDocument(this.pdfDocument.annotationStorage)
            .then((data) => {
              const blob = new Blob([data], {
                type: "application/pdf",
              });
              downloadManager.download(blob, url, filename, sourceEventType);
            })
            .catch(() => {
              this.download({
                sourceEventType,
              });
            })
            .finally(async () => {
              await this._scriptingInstance?.scripting.dispatchEventInSandbox({
                id: "doc",
                name: "DidSave",
              });
              this._saveInProgress = false;
            });
        },

        downloadOrSave(options) {
          if (this.pdfDocument?.annotationStorage.size > 0) {
            this.save(options);
          } else {
            this.download(options);
          }
        },

        _delayedFallback(featureId) {
          this.externalServices.reportTelemetry({
            type: "unsupportedFeature",
            featureId,
          });

          if (!this.triggerDelayedFallback) {
            this.triggerDelayedFallback = () => {
              this.fallback(featureId);
              this.triggerDelayedFallback = null;
            };
          }
        },

        fallback(featureId) {
          this.externalServices.reportTelemetry({
            type: "unsupportedFeature",
            featureId,
          });

          if (this.fellback) {
            return;
          }

          this.fellback = true;
          this.externalServices
            .fallback({
              featureId,
              url: this.baseUrl,
            })
            .then((download) => {
              if (!download) {
                return;
              }

              this.download({
                sourceEventType: "download",
              });
            });
        },

        error(message, moreInfo) {
          const moreInfoText = [
            this.l10n.get(
              "error_version_info",
              {
                version: _pdfjsLib.version || "?",
                build: _pdfjsLib.build || "?",
              },
              "PDF.js v{{version}} (build: {{build}})"
            ),
          ];

          if (moreInfo) {
            moreInfoText.push(
              this.l10n.get(
                "error_message",
                {
                  message: moreInfo.message,
                },
                "Message: {{message}}"
              )
            );

            if (moreInfo.stack) {
              moreInfoText.push(
                this.l10n.get(
                  "error_stack",
                  {
                    stack: moreInfo.stack,
                  },
                  "Stack: {{stack}}"
                )
              );
            } else {
              if (moreInfo.filename) {
                moreInfoText.push(
                  this.l10n.get(
                    "error_file",
                    {
                      file: moreInfo.filename,
                    },
                    "File: {{file}}"
                  )
                );
              }

              if (moreInfo.lineNumber) {
                moreInfoText.push(
                  this.l10n.get(
                    "error_line",
                    {
                      line: moreInfo.lineNumber,
                    },
                    "Line: {{line}}"
                  )
                );
              }
            }
          }

          const errorWrapperConfig = this.appConfig.errorWrapper;
          const errorWrapper = errorWrapperConfig.container;
          errorWrapper.removeAttribute("hidden");
          const errorMessage = errorWrapperConfig.errorMessage;
          errorMessage.textContent = message;
          const closeButton = errorWrapperConfig.closeButton;

          closeButton.onclick = function () {
            errorWrapper.setAttribute("hidden", "true");
          };

          const errorMoreInfo = errorWrapperConfig.errorMoreInfo;
          const moreInfoButton = errorWrapperConfig.moreInfoButton;
          const lessInfoButton = errorWrapperConfig.lessInfoButton;

          moreInfoButton.onclick = function () {
            errorMoreInfo.removeAttribute("hidden");
            moreInfoButton.setAttribute("hidden", "true");
            lessInfoButton.removeAttribute("hidden");
            errorMoreInfo.style.height = errorMoreInfo.scrollHeight + "px";
          };

          lessInfoButton.onclick = function () {
            errorMoreInfo.setAttribute("hidden", "true");
            moreInfoButton.removeAttribute("hidden");
            lessInfoButton.setAttribute("hidden", "true");
          };

          moreInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
          lessInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
          closeButton.oncontextmenu = _ui_utils.noContextMenuHandler;
          moreInfoButton.removeAttribute("hidden");
          lessInfoButton.setAttribute("hidden", "true");
          Promise.all(moreInfoText).then((parts) => {
            errorMoreInfo.value = parts.join("\n");
          });
        },

        progress(level) {
          if (this.downloadComplete) {
            return;
          }

          const percent = Math.round(level * 100);

          if (percent > this.loadingBar.percent || isNaN(percent)) {
            this.loadingBar.percent = percent;
            const disableAutoFetch = this.pdfDocument
              ? this.pdfDocument.loadingParams.disableAutoFetch
              : _app_options.AppOptions.get("disableAutoFetch");

            if (disableAutoFetch && percent) {
              if (this.disableAutoFetchLoadingBarTimeout) {
                clearTimeout(this.disableAutoFetchLoadingBarTimeout);
                this.disableAutoFetchLoadingBarTimeout = null;
              }

              this.loadingBar.show();
              this.disableAutoFetchLoadingBarTimeout = setTimeout(() => {
                this.loadingBar.hide();
                this.disableAutoFetchLoadingBarTimeout = null;
              }, DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT);
            }
          }
        },

        load(pdfDocument) {
          this.pdfDocument = pdfDocument;
          pdfDocument.getDownloadInfo().then(({ length }) => {
            this._contentLength = length;
            this.downloadComplete = true;
            this.loadingBar.hide();
            firstPagePromise.then(() => {
              this.eventBus.dispatch("documentloaded", {
                source: this,
              });
            });
          });
          const pageLayoutPromise = pdfDocument
            .getPageLayout()
            .catch(function () {});
          const pageModePromise = pdfDocument
            .getPageMode()
            .catch(function () {});
          const openActionPromise = pdfDocument
            .getOpenAction()
            .catch(function () {});
          this.toolbar.setPagesCount(pdfDocument.numPages, false);
          this.secondaryToolbar.setPagesCount(pdfDocument.numPages);
          let baseDocumentUrl;
          baseDocumentUrl = null;
          this.pdfLinkService.setDocument(pdfDocument, baseDocumentUrl);
          this.pdfDocumentProperties.setDocument(pdfDocument, this.url);
          const pdfViewer = this.pdfViewer;
          pdfViewer.setDocument(pdfDocument);
          const { firstPagePromise, onePageRendered, pagesPromise } = pdfViewer;
          const pdfThumbnailViewer = this.pdfThumbnailViewer;
          pdfThumbnailViewer.setDocument(pdfDocument);
          const storedPromise = (this.store = new _view_history.ViewHistory(
            pdfDocument.fingerprint
          ))
            .getMultiple({
              page: null,
              zoom: _ui_utils.DEFAULT_SCALE_VALUE,
              scrollLeft: "0",
              scrollTop: "0",
              rotation: null,
              sidebarView: _ui_utils.SidebarView.UNKNOWN,
              scrollMode: _ui_utils.ScrollMode.UNKNOWN,
              spreadMode: _ui_utils.SpreadMode.UNKNOWN,
            })
            .catch(() => {
              return Object.create(null);
            });
          firstPagePromise.then((pdfPage) => {
            this.loadingBar.setWidth(this.appConfig.viewerContainer);

            this._initializeAnnotationStorageCallbacks(pdfDocument);

            Promise.all([
              _ui_utils.animationStarted,
              storedPromise,
              pageLayoutPromise,
              pageModePromise,
              openActionPromise,
            ])
              .then(
                async ([
                  timeStamp,
                  stored,
                  pageLayout,
                  pageMode,
                  openAction,
                ]) => {
                  const viewOnLoad = _app_options.AppOptions.get("viewOnLoad");

                  this._initializePdfHistory({
                    fingerprint: pdfDocument.fingerprint,
                    viewOnLoad,
                    initialDest: openAction && openAction.dest,
                  });

                  const initialBookmark = this.initialBookmark;

                  const zoom = _app_options.AppOptions.get("defaultZoomValue");

                  let hash = zoom ? `zoom=${zoom}` : null;
                  let rotation = null;

                  let sidebarView = _app_options.AppOptions.get(
                    "sidebarViewOnLoad"
                  );

                  let scrollMode = _app_options.AppOptions.get(
                    "scrollModeOnLoad"
                  );

                  let spreadMode = _app_options.AppOptions.get(
                    "spreadModeOnLoad"
                  );

                  if (stored.page && viewOnLoad !== ViewOnLoad.INITIAL) {
                    hash =
                      `page=${stored.page}&zoom=${zoom || stored.zoom},` +
                      `${stored.scrollLeft},${stored.scrollTop}`;
                    rotation = parseInt(stored.rotation, 10);

                    if (sidebarView === _ui_utils.SidebarView.UNKNOWN) {
                      sidebarView = stored.sidebarView | 0;
                    }

                    if (scrollMode === _ui_utils.ScrollMode.UNKNOWN) {
                      scrollMode = stored.scrollMode | 0;
                    }

                    if (spreadMode === _ui_utils.SpreadMode.UNKNOWN) {
                      spreadMode = stored.spreadMode | 0;
                    }
                  }

                  if (
                    pageMode &&
                    sidebarView === _ui_utils.SidebarView.UNKNOWN
                  ) {
                    sidebarView = apiPageModeToSidebarView(pageMode);
                  }

                  if (
                    pageLayout &&
                    spreadMode === _ui_utils.SpreadMode.UNKNOWN
                  ) {
                    spreadMode = apiPageLayoutToSpreadMode(pageLayout);
                  }

                  this.setInitialView(hash, {
                    rotation,
                    sidebarView,
                    scrollMode,
                    spreadMode,
                  });
                  this.eventBus.dispatch("documentinit", {
                    source: this,
                  });

                  if (!this.isViewerEmbedded) {
                    pdfViewer.focus();
                  }

                  this._initializePermissions(pdfDocument);

                  await Promise.race([
                    pagesPromise,
                    new Promise((resolve) => {
                      setTimeout(resolve, FORCE_PAGES_LOADED_TIMEOUT);
                    }),
                  ]);

                  if (!initialBookmark && !hash) {
                    return;
                  }

                  if (pdfViewer.hasEqualPageSizes) {
                    return;
                  }

                  this.initialBookmark = initialBookmark;
                  pdfViewer.currentScaleValue = pdfViewer.currentScaleValue;
                  this.setInitialView(hash);
                }
              )
              .catch(() => {
                this.setInitialView();
              })
              .then(function () {
                pdfViewer.update();
              });
          });
          pagesPromise.then(() => {
            this._initializeAutoPrint(pdfDocument, openActionPromise);
          });
          onePageRendered.then(() => {
            pdfDocument.getOutline().then((outline) => {
              this.pdfOutlineViewer.render({
                outline,
                pdfDocument,
              });
            });
            pdfDocument.getAttachments().then((attachments) => {
              this.pdfAttachmentViewer.render({
                attachments,
              });
            });
            pdfViewer.optionalContentConfigPromise.then(
              (optionalContentConfig) => {
                this.pdfLayerViewer.render({
                  optionalContentConfig,
                  pdfDocument,
                });
              }
            );

            if ("requestIdleCallback" in window) {
              const callback = window.requestIdleCallback(
                () => {
                  this._collectTelemetry(pdfDocument);

                  this._idleCallbacks.delete(callback);
                },
                {
                  timeout: 1000,
                }
              );

              this._idleCallbacks.add(callback);
            }

            this._initializeJavaScript(pdfDocument);
          });

          this._initializePageLabels(pdfDocument);

          this._initializeMetadata(pdfDocument);
        },

        async _initializeJavaScript(pdfDocument) {
          if (!_app_options.AppOptions.get("enableScripting")) {
            return;
          }

          const [objects, calculationOrder, docActions] = await Promise.all([
            pdfDocument.getFieldObjects(),
            pdfDocument.getCalculationOrderIds(),
            pdfDocument.getJSActions(),
          ]);

          if (!objects && !docActions) {
            return;
          }

          if (pdfDocument !== this.pdfDocument) {
            return;
          }

          const scripting = this.externalServices.createScripting({
            sandboxBundleSrc: _app_options.AppOptions.get("sandboxBundleSrc"),
          });
          const internalEvents = new Map(),
            domEvents = new Map();
          this._scriptingInstance = {
            scripting,
            ready: false,
            internalEvents,
            domEvents,
          };

          if (!this.documentInfo) {
            await new Promise((resolve) => {
              this.eventBus._on(
                "metadataloaded",
                (evt) => {
                  resolve();
                },
                {
                  once: true,
                }
              );
            });

            if (pdfDocument !== this.pdfDocument) {
              return;
            }
          }

          if (!this._contentLength) {
            await new Promise((resolve) => {
              this.eventBus._on(
                "documentloaded",
                (evt) => {
                  resolve();
                },
                {
                  once: true,
                }
              );
            });

            if (pdfDocument !== this.pdfDocument) {
              return;
            }
          }

          const updateFromSandbox = ({ detail }) => {
            const { id, command, value } = detail;

            if (!id) {
              switch (command) {
                case "clear":
                  console.clear();
                  break;

                case "error":
                  console.error(value);
                  break;

                case "layout":
                  this.pdfViewer.spreadMode = apiPageLayoutToSpreadMode(value);
                  break;

                case "page-num":
                  this.pdfViewer.currentPageNumber = value + 1;
                  break;

                case "print":
                  this.pdfViewer.pagesPromise.then(() => {
                    this.triggerPrinting();
                  });
                  break;

                case "println":
                  console.log(value);
                  break;

                case "zoom":
                  this.pdfViewer.currentScaleValue = value;
                  break;
              }

              return;
            }

            const element = document.getElementById(id);

            if (element) {
              element.dispatchEvent(
                new CustomEvent("updatefromsandbox", {
                  detail,
                })
              );
            } else {
              if (value !== undefined && value !== null) {
                pdfDocument.annotationStorage.setValue(id, value);
              }
            }
          };

          internalEvents.set("updatefromsandbox", updateFromSandbox);
          const visitedPages = new Map();

          const pageOpen = ({ pageNumber, actionsPromise }) => {
            visitedPages.set(
              pageNumber,
              (async () => {
                let actions = null;

                if (!visitedPages.has(pageNumber)) {
                  actions = await actionsPromise;

                  if (pdfDocument !== this.pdfDocument) {
                    return;
                  }
                }

                await this._scriptingInstance?.scripting.dispatchEventInSandbox(
                  {
                    id: "page",
                    name: "PageOpen",
                    pageNumber,
                    actions,
                  }
                );
              })()
            );
          };

          const pageClose = async ({ pageNumber }) => {
            const actionsPromise = visitedPages.get(pageNumber);

            if (!actionsPromise) {
              return;
            }

            visitedPages.set(pageNumber, null);
            await actionsPromise;

            if (pdfDocument !== this.pdfDocument) {
              return;
            }

            await this._scriptingInstance?.scripting.dispatchEventInSandbox({
              id: "page",
              name: "PageClose",
              pageNumber,
            });
          };

          internalEvents.set("pageopen", pageOpen);
          internalEvents.set("pageclose", pageClose);

          const dispatchEventInSandbox = ({ detail }) => {
            scripting.dispatchEventInSandbox(detail);
          };

          internalEvents.set("dispatcheventinsandbox", dispatchEventInSandbox);

          const mouseDown = (event) => {
            this._mouseState.isDown = true;
          };

          domEvents.set("mousedown", mouseDown);

          const mouseUp = (event) => {
            this._mouseState.isDown = false;
          };

          domEvents.set("mouseup", mouseUp);

          for (const [name, listener] of internalEvents) {
            this.eventBus._on(name, listener);
          }

          for (const [name, listener] of domEvents) {
            window.addEventListener(name, listener);
          }

          try {
            await scripting.createSandbox({
              objects,
              calculationOrder,
              appInfo: {
                platform: navigator.platform,
                language: navigator.language,
              },
              docInfo: {
                ...this.documentInfo,
                baseURL: this.baseUrl,
                filesize: this._contentLength,
                filename: this._docFilename,
                metadata: this.metadata?.getRaw(),
                authors: this.metadata?.get("dc:creator"),
                numPages: pdfDocument.numPages,
                URL: this.url,
                actions: docActions,
              },
            });

            if (this.externalServices.isInAutomation) {
              this.eventBus.dispatch("sandboxcreated", {
                source: this,
              });
            }
          } catch (error) {
            console.error(`_initializeJavaScript: "${error?.message}".`);

            this._destroyScriptingInstance();

            return;
          }

          await scripting.dispatchEventInSandbox({
            id: "doc",
            name: "Open",
          });
          await this.pdfViewer.initializeScriptingEvents();
          Promise.resolve().then(() => {
            if (this._scriptingInstance) {
              this._scriptingInstance.ready = true;
            }
          });
        },

        async _collectTelemetry(pdfDocument) {
          const markInfo = await this.pdfDocument.getMarkInfo();

          if (pdfDocument !== this.pdfDocument) {
            return;
          }

          const tagged = markInfo?.Marked || false;
          this.externalServices.reportTelemetry({
            type: "tagged",
            tagged,
          });
        },

        async _initializeAutoPrint(pdfDocument, openActionPromise) {
          const [openAction, javaScript] = await Promise.all([
            openActionPromise,
            !_app_options.AppOptions.get("enableScripting")
              ? pdfDocument.getJavaScript()
              : null,
          ]);

          if (pdfDocument !== this.pdfDocument) {
            return;
          }

          let triggerAutoPrint = false;

          if (openAction?.action === "Print") {
            triggerAutoPrint = true;
          }

          if (javaScript) {
            javaScript.some((js) => {
              if (!js) {
                return false;
              }

              console.warn("Warning: JavaScript is not supported");

              this._delayedFallback(_pdfjsLib.UNSUPPORTED_FEATURES.javaScript);

              return true;
            });

            if (!triggerAutoPrint) {
              for (const js of javaScript) {
                if (js && _ui_utils.AutoPrintRegExp.test(js)) {
                  triggerAutoPrint = true;
                  break;
                }
              }
            }
          }

          if (triggerAutoPrint) {
            this.triggerPrinting();
          }
        },

        async _initializeMetadata(pdfDocument) {
          const {
            info,
            metadata,
            contentDispositionFilename,
            contentLength,
          } = await pdfDocument.getMetadata();

          if (pdfDocument !== this.pdfDocument) {
            return;
          }

          this.documentInfo = info;
          this.metadata = metadata;
          this._contentDispositionFilename = contentDispositionFilename;
          this._contentLength ?? (this._contentLength = contentLength);
          console.log(
            `PDF ${pdfDocument.fingerprint} [${info.PDFFormatVersion} ` +
              `${(info.Producer || "-").trim()} / ${(
                info.Creator || "-"
              ).trim()}] ` +
              `(PDF.js: ${_pdfjsLib.version || "-"}` +
              `${this.pdfViewer.enableWebGL ? " [WebGL]" : ""})`
          );
          let pdfTitle;
          const infoTitle = info && info.Title;

          if (infoTitle) {
            pdfTitle = infoTitle;
          }

          const metadataTitle = metadata && metadata.get("dc:title");

          if (metadataTitle) {
            if (
              metadataTitle !== "Untitled" &&
              !/[\uFFF0-\uFFFF]/g.test(metadataTitle)
            ) {
              pdfTitle = metadataTitle;
            }
          }

          if (pdfTitle) {
            this.setTitle(
              `${pdfTitle} - ${contentDispositionFilename || document.title}`
            );
          } else if (contentDispositionFilename) {
            this.setTitle(contentDispositionFilename);
          }

          if (info.IsXFAPresent && !info.IsAcroFormPresent) {
            console.warn("Warning: XFA is not supported");

            this._delayedFallback(_pdfjsLib.UNSUPPORTED_FEATURES.forms);
          } else if (
            (info.IsAcroFormPresent || info.IsXFAPresent) &&
            !this.pdfViewer.renderInteractiveForms
          ) {
            console.warn("Warning: Interactive form support is not enabled");

            this._delayedFallback(_pdfjsLib.UNSUPPORTED_FEATURES.forms);
          }

          let versionId = "other";

          if (KNOWN_VERSIONS.includes(info.PDFFormatVersion)) {
            versionId = `v${info.PDFFormatVersion.replace(".", "_")}`;
          }

          let generatorId = "other";

          if (info.Producer) {
            const producer = info.Producer.toLowerCase();
            KNOWN_GENERATORS.some(function (generator) {
              if (!producer.includes(generator)) {
                return false;
              }

              generatorId = generator.replace(/[ .-]/g, "_");
              return true;
            });
          }

          let formType = null;

          if (info.IsXFAPresent) {
            formType = "xfa";
          } else if (info.IsAcroFormPresent) {
            formType = "acroform";
          }

          this.externalServices.reportTelemetry({
            type: "documentInfo",
            version: versionId,
            generator: generatorId,
            formType,
          });
          this.eventBus.dispatch("metadataloaded", {
            source: this,
          });
        },

        async _initializePageLabels(pdfDocument) {
          const labels = await pdfDocument.getPageLabels();

          if (pdfDocument !== this.pdfDocument) {
            return;
          }

          if (!labels || _app_options.AppOptions.get("disablePageLabels")) {
            return;
          }

          const numLabels = labels.length;

          if (numLabels !== this.pagesCount) {
            console.error(
              "The number of Page Labels does not match the number of pages in the document."
            );
            return;
          }

          let i = 0;

          while (i < numLabels && labels[i] === (i + 1).toString()) {
            i++;
          }

          if (i === numLabels) {
            return;
          }

          const { pdfViewer, pdfThumbnailViewer, toolbar } = this;
          pdfViewer.setPageLabels(labels);
          pdfThumbnailViewer.setPageLabels(labels);
          toolbar.setPagesCount(numLabels, true);
          toolbar.setPageNumber(
            pdfViewer.currentPageNumber,
            pdfViewer.currentPageLabel
          );
        },

        _initializePdfHistory({ fingerprint, viewOnLoad, initialDest = null }) {
          if (
            this.isViewerEmbedded ||
            _app_options.AppOptions.get("disableHistory")
          ) {
            return;
          }

          this.pdfHistory.initialize({
            fingerprint,
            resetHistory: viewOnLoad === ViewOnLoad.INITIAL,
            updateUrl: _app_options.AppOptions.get("historyUpdateUrl"),
          });

          if (this.pdfHistory.initialBookmark) {
            this.initialBookmark = this.pdfHistory.initialBookmark;
            this.initialRotation = this.pdfHistory.initialRotation;
          }

          if (
            initialDest &&
            !this.initialBookmark &&
            viewOnLoad === ViewOnLoad.UNKNOWN
          ) {
            this.initialBookmark = JSON.stringify(initialDest);
            this.pdfHistory.push({
              explicitDest: initialDest,
              pageNumber: null,
            });
          }
        },

        async _initializePermissions(pdfDocument) {
          const permissions = await pdfDocument.getPermissions();

          if (pdfDocument !== this.pdfDocument) {
            return;
          }

          if (
            !permissions ||
            !_app_options.AppOptions.get("enablePermissions")
          ) {
            return;
          }

          if (!permissions.includes(_pdfjsLib.PermissionFlag.COPY)) {
            this.appConfig.viewerContainer.classList.add(
              ENABLE_PERMISSIONS_CLASS
            );
          }
        },

        _initializeAnnotationStorageCallbacks(pdfDocument) {
          if (pdfDocument !== this.pdfDocument) {
            return;
          }

          const { annotationStorage } = pdfDocument;

          annotationStorage.onSetModified = function () {
            window.addEventListener("beforeunload", beforeUnload);
          };

          annotationStorage.onResetModified = function () {
            window.removeEventListener("beforeunload", beforeUnload);
          };
        },

        setInitialView(
          storedHash,
          { rotation, sidebarView, scrollMode, spreadMode } = {}
        ) {
          const setRotation = (angle) => {
            if ((0, _ui_utils.isValidRotation)(angle)) {
              this.pdfViewer.pagesRotation = angle;
            }
          };

          const setViewerModes = (scroll, spread) => {
            if ((0, _ui_utils.isValidScrollMode)(scroll)) {
              this.pdfViewer.scrollMode = scroll;
            }

            if ((0, _ui_utils.isValidSpreadMode)(spread)) {
              this.pdfViewer.spreadMode = spread;
            }
          };

          this.isInitialViewSet = true;
          this.pdfSidebar.setInitialView(sidebarView);
          setViewerModes(scrollMode, spreadMode);

          if (this.initialBookmark) {
            setRotation(this.initialRotation);
            delete this.initialRotation;
            this.pdfLinkService.setHash(this.initialBookmark);
            this.initialBookmark = null;
          } else if (storedHash) {
            setRotation(rotation);
            this.pdfLinkService.setHash(storedHash);
          }

          this.toolbar.setPageNumber(
            this.pdfViewer.currentPageNumber,
            this.pdfViewer.currentPageLabel
          );
          this.secondaryToolbar.setPageNumber(this.pdfViewer.currentPageNumber);

          if (!this.pdfViewer.currentScaleValue) {
            this.pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
          }
        },

        cleanup() {
          if (!this.pdfDocument) {
            return;
          }

          this.pdfViewer.cleanup();
          this.pdfThumbnailViewer.cleanup();

          if (this.pdfViewer.renderer !== _ui_utils.RendererType.SVG) {
            this.pdfDocument.cleanup();
          }
        },

        forceRendering() {
          this.pdfRenderingQueue.printing = !!this.printService;
          this.pdfRenderingQueue.isThumbnailViewEnabled = this.pdfSidebar.isThumbnailViewVisible;
          this.pdfRenderingQueue.renderHighestPriority();
        },

        beforePrint() {
          this._scriptingInstance?.scripting.dispatchEventInSandbox({
            id: "doc",
            name: "WillPrint",
          });

          if (this.printService) {
            return;
          }

          if (!this.supportsPrinting) {
            this.l10n
              .get(
                "printing_not_supported",
                null,
                "Warning: Printing is not fully supported by this browser."
              )
              .then((printMessage) => {
                this.error(printMessage);
              });
            return;
          }

          if (!this.pdfViewer.pageViewsReady) {
            this.l10n
              .get(
                "printing_not_ready",
                null,
                "Warning: The PDF is not fully loaded for printing."
              )
              .then((notReadyMessage) => {
                window.alert(notReadyMessage);
              });
            return;
          }

          const pagesOverview = this.pdfViewer.getPagesOverview();
          const printContainer = this.appConfig.printContainer;

          const printResolution = _app_options.AppOptions.get(
            "printResolution"
          );

          const optionalContentConfigPromise = this.pdfViewer
            .optionalContentConfigPromise;
          const printService = PDFPrintServiceFactory.instance.createPrintService(
            this.pdfDocument,
            pagesOverview,
            printContainer,
            printResolution,
            optionalContentConfigPromise,
            this.l10n
          );
          this.printService = printService;
          this.forceRendering();
          printService.layout();
          this.externalServices.reportTelemetry({
            type: "print",
          });
        },

        afterPrint() {
          this._scriptingInstance?.scripting.dispatchEventInSandbox({
            id: "doc",
            name: "DidPrint",
          });

          if (this.printService) {
            this.printService.destroy();
            this.printService = null;

            if (this.pdfDocument) {
              this.pdfDocument.annotationStorage.resetModified();
            }
          }

          this.forceRendering();
        },

        rotatePages(delta) {
          if (!this.pdfDocument) {
            return;
          }

          const newRotation =
            (this.pdfViewer.pagesRotation + 360 + delta) % 360;
          this.pdfViewer.pagesRotation = newRotation;
        },

        requestPresentationMode() {
          if (!this.pdfPresentationMode) {
            return;
          }

          this.pdfPresentationMode.request();
        },

        triggerPrinting() {
          if (!this.supportsPrinting) {
            return;
          }

          window.print();
        },

        bindEvents() {
          const { eventBus, _boundEvents } = this;
          _boundEvents.beforePrint = this.beforePrint.bind(this);
          _boundEvents.afterPrint = this.afterPrint.bind(this);

          eventBus._on("resize", webViewerResize);

          eventBus._on("hashchange", webViewerHashchange);

          eventBus._on("beforeprint", _boundEvents.beforePrint);

          eventBus._on("afterprint", _boundEvents.afterPrint);

          eventBus._on("pagerendered", webViewerPageRendered);

          eventBus._on("updateviewarea", webViewerUpdateViewarea);

          eventBus._on("pagechanging", webViewerPageChanging);

          eventBus._on("scalechanging", webViewerScaleChanging);

          eventBus._on("rotationchanging", webViewerRotationChanging);

          eventBus._on("sidebarviewchanged", webViewerSidebarViewChanged);

          eventBus._on("pagemode", webViewerPageMode);

          eventBus._on("namedaction", webViewerNamedAction);

          eventBus._on(
            "presentationmodechanged",
            webViewerPresentationModeChanged
          );

          eventBus._on("presentationmode", webViewerPresentationMode);

          eventBus._on("print", webViewerPrint);

          eventBus._on("download", webViewerDownload);

          eventBus._on("save", webViewerSave);

          eventBus._on("firstpage", webViewerFirstPage);

          eventBus._on("lastpage", webViewerLastPage);

          eventBus._on("nextpage", webViewerNextPage);

          eventBus._on("previouspage", webViewerPreviousPage);

          eventBus._on("zoomin", webViewerZoomIn);

          eventBus._on("zoomout", webViewerZoomOut);

          eventBus._on("zoomreset", webViewerZoomReset);

          eventBus._on("pagenumberchanged", webViewerPageNumberChanged);

          eventBus._on("scalechanged", webViewerScaleChanged);

          eventBus._on("rotatecw", webViewerRotateCw);

          eventBus._on("rotateccw", webViewerRotateCcw);

          eventBus._on("optionalcontentconfig", webViewerOptionalContentConfig);

          eventBus._on("switchscrollmode", webViewerSwitchScrollMode);

          eventBus._on("scrollmodechanged", webViewerScrollModeChanged);

          eventBus._on("switchspreadmode", webViewerSwitchSpreadMode);

          eventBus._on("spreadmodechanged", webViewerSpreadModeChanged);

          eventBus._on("documentproperties", webViewerDocumentProperties);

          eventBus._on("find", webViewerFind);

          eventBus._on("findfromurlhash", webViewerFindFromUrlHash);

          eventBus._on(
            "updatefindmatchescount",
            webViewerUpdateFindMatchesCount
          );

          eventBus._on(
            "updatefindcontrolstate",
            webViewerUpdateFindControlState
          );

          if (_app_options.AppOptions.get("pdfBug")) {
            _boundEvents.reportPageStatsPDFBug = reportPageStatsPDFBug;

            eventBus._on("pagerendered", _boundEvents.reportPageStatsPDFBug);

            eventBus._on("pagechanging", _boundEvents.reportPageStatsPDFBug);
          }

          eventBus._on("fileinputchange", webViewerFileInputChange);

          eventBus._on("openfile", webViewerOpenFile);
        },

        bindWindowEvents() {
          const { eventBus, _boundEvents } = this;

          _boundEvents.windowResize = () => {
            eventBus.dispatch("resize", {
              source: window,
            });
          };

          _boundEvents.windowHashChange = () => {
            eventBus.dispatch("hashchange", {
              source: window,
              hash: document.location.hash.substring(1),
            });
          };

          _boundEvents.windowBeforePrint = () => {
            eventBus.dispatch("beforeprint", {
              source: window,
            });
          };

          _boundEvents.windowAfterPrint = () => {
            eventBus.dispatch("afterprint", {
              source: window,
            });
          };

          _boundEvents.windowUpdateFromSandbox = (event) => {
            eventBus.dispatch("updatefromsandbox", {
              source: window,
              detail: event.detail,
            });
          };

          window.addEventListener(
            "visibilitychange",
            webViewerVisibilityChange
          );
          window.addEventListener("wheel", webViewerWheel, {
            passive: false,
          });
          window.addEventListener("touchstart", webViewerTouchStart, {
            passive: false,
          });
          window.addEventListener("click", webViewerClick);
          window.addEventListener("keydown", webViewerKeyDown);
          window.addEventListener("keyup", webViewerKeyUp);
          window.addEventListener("resize", _boundEvents.windowResize);
          window.addEventListener("hashchange", _boundEvents.windowHashChange);
          window.addEventListener(
            "beforeprint",
            _boundEvents.windowBeforePrint
          );
          window.addEventListener("afterprint", _boundEvents.windowAfterPrint);
          window.addEventListener(
            "updatefromsandbox",
            _boundEvents.windowUpdateFromSandbox
          );
        },

        unbindEvents() {
          const { eventBus, _boundEvents } = this;

          eventBus._off("resize", webViewerResize);

          eventBus._off("hashchange", webViewerHashchange);

          eventBus._off("beforeprint", _boundEvents.beforePrint);

          eventBus._off("afterprint", _boundEvents.afterPrint);

          eventBus._off("pagerendered", webViewerPageRendered);

          eventBus._off("updateviewarea", webViewerUpdateViewarea);

          eventBus._off("pagechanging", webViewerPageChanging);

          eventBus._off("scalechanging", webViewerScaleChanging);

          eventBus._off("rotationchanging", webViewerRotationChanging);

          eventBus._off("sidebarviewchanged", webViewerSidebarViewChanged);

          eventBus._off("pagemode", webViewerPageMode);

          eventBus._off("namedaction", webViewerNamedAction);

          eventBus._off(
            "presentationmodechanged",
            webViewerPresentationModeChanged
          );

          eventBus._off("presentationmode", webViewerPresentationMode);

          eventBus._off("print", webViewerPrint);

          eventBus._off("download", webViewerDownload);

          eventBus._off("save", webViewerSave);

          eventBus._off("firstpage", webViewerFirstPage);

          eventBus._off("lastpage", webViewerLastPage);

          eventBus._off("nextpage", webViewerNextPage);

          eventBus._off("previouspage", webViewerPreviousPage);

          eventBus._off("zoomin", webViewerZoomIn);

          eventBus._off("zoomout", webViewerZoomOut);

          eventBus._off("zoomreset", webViewerZoomReset);

          eventBus._off("pagenumberchanged", webViewerPageNumberChanged);

          eventBus._off("scalechanged", webViewerScaleChanged);

          eventBus._off("rotatecw", webViewerRotateCw);

          eventBus._off("rotateccw", webViewerRotateCcw);

          eventBus._off(
            "optionalcontentconfig",
            webViewerOptionalContentConfig
          );

          eventBus._off("switchscrollmode", webViewerSwitchScrollMode);

          eventBus._off("scrollmodechanged", webViewerScrollModeChanged);

          eventBus._off("switchspreadmode", webViewerSwitchSpreadMode);

          eventBus._off("spreadmodechanged", webViewerSpreadModeChanged);

          eventBus._off("documentproperties", webViewerDocumentProperties);

          eventBus._off("find", webViewerFind);

          eventBus._off("findfromurlhash", webViewerFindFromUrlHash);

          eventBus._off(
            "updatefindmatchescount",
            webViewerUpdateFindMatchesCount
          );

          eventBus._off(
            "updatefindcontrolstate",
            webViewerUpdateFindControlState
          );

          if (_boundEvents.reportPageStatsPDFBug) {
            eventBus._off("pagerendered", _boundEvents.reportPageStatsPDFBug);

            eventBus._off("pagechanging", _boundEvents.reportPageStatsPDFBug);

            _boundEvents.reportPageStatsPDFBug = null;
          }

          eventBus._off("fileinputchange", webViewerFileInputChange);

          eventBus._off("openfile", webViewerOpenFile);

          _boundEvents.beforePrint = null;
          _boundEvents.afterPrint = null;
        },

        unbindWindowEvents() {
          const { _boundEvents } = this;
          window.removeEventListener(
            "visibilitychange",
            webViewerVisibilityChange
          );
          window.removeEventListener("wheel", webViewerWheel, {
            passive: false,
          });
          window.removeEventListener("touchstart", webViewerTouchStart, {
            passive: false,
          });
          window.removeEventListener("click", webViewerClick);
          window.removeEventListener("keydown", webViewerKeyDown);
          window.removeEventListener("keyup", webViewerKeyUp);
          window.removeEventListener("resize", _boundEvents.windowResize);
          window.removeEventListener(
            "hashchange",
            _boundEvents.windowHashChange
          );
          window.removeEventListener(
            "beforeprint",
            _boundEvents.windowBeforePrint
          );
          window.removeEventListener(
            "afterprint",
            _boundEvents.windowAfterPrint
          );
          window.removeEventListener(
            "updatefromsandbox",
            _boundEvents.windowUpdateFromSandbox
          );
          _boundEvents.windowResize = null;
          _boundEvents.windowHashChange = null;
          _boundEvents.windowBeforePrint = null;
          _boundEvents.windowAfterPrint = null;
          _boundEvents.windowUpdateFromSandbox = null;
        },

        accumulateWheelTicks(ticks) {
          if (
            (this._wheelUnusedTicks > 0 && ticks < 0) ||
            (this._wheelUnusedTicks < 0 && ticks > 0)
          ) {
            this._wheelUnusedTicks = 0;
          }

          this._wheelUnusedTicks += ticks;
          const wholeTicks =
            Math.sign(this._wheelUnusedTicks) *
            Math.floor(Math.abs(this._wheelUnusedTicks));
          this._wheelUnusedTicks -= wholeTicks;
          return wholeTicks;
        },

        get scriptingReady() {
          return this._scriptingInstance?.ready || false;
        },
      };
      exports.PDFViewerApplication = PDFViewerApplication;
      let validateFileURL;
      {
        const HOSTED_VIEWER_ORIGINS = [
          "null",
          "http://mozilla.github.io",
          "https://mozilla.github.io",
        ];

        validateFileURL = function (file) {
          if (file === undefined) {
            return;
          }

          try {
            const viewerOrigin = new URL(window.location.href).origin || "null";

            if (HOSTED_VIEWER_ORIGINS.includes(viewerOrigin)) {
              return;
            }

            const { origin, protocol } = new URL(file, window.location.href);

            if (origin !== viewerOrigin && protocol !== "blob:") {
              throw new Error("file origin does not match viewer's");
            }
          } catch (ex) {
            const message = ex && ex.message;
            PDFViewerApplication.l10n
              .get(
                "loading_error",
                null,
                "An error occurred while loading the PDF."
              )
              .then((loadingErrorMessage) => {
                PDFViewerApplication.error(loadingErrorMessage, {
                  message,
                });
              });
            throw ex;
          }
        };
      }

      async function loadFakeWorker() {
        if (!_pdfjsLib.GlobalWorkerOptions.workerSrc) {
          _pdfjsLib.GlobalWorkerOptions.workerSrc = _app_options.AppOptions.get(
            "workerSrc"
          );
        }

        return (0, _pdfjsLib.loadScript)(_pdfjsLib.PDFWorker.getWorkerSrc());
      }

      function loadAndEnablePDFBug(enabledTabs) {
        const appConfig = PDFViewerApplication.appConfig;
        return (0, _pdfjsLib.loadScript)(appConfig.debuggerScriptPath).then(
          function () {
            PDFBug.enable(enabledTabs);
            PDFBug.init(
              {
                OPS: _pdfjsLib.OPS,
              },
              appConfig.mainContainer
            );
          }
        );
      }

      function reportPageStatsPDFBug({ pageNumber }) {
        if (typeof Stats === "undefined" || !Stats.enabled) {
          return;
        }

        const pageView = PDFViewerApplication.pdfViewer.getPageView(
          pageNumber - 1
        );
        const pageStats =
          pageView && pageView.pdfPage && pageView.pdfPage.stats;

        if (!pageStats) {
          return;
        }

        Stats.add(pageNumber, pageStats);
      }

      function webViewerInitialized() {
        const appConfig = PDFViewerApplication.appConfig;
        let file;
        const queryString = document.location.search.substring(1);
        const params = (0, _ui_utils.parseQueryString)(queryString);
        file =
          "file" in params
            ? params.file
            : _app_options.AppOptions.get("defaultUrl");
        validateFileURL(file);
        const fileInput = document.createElement("input");
        fileInput.id = appConfig.openFileInputName;
        fileInput.className = "fileInput";
        fileInput.setAttribute("type", "file");
        fileInput.oncontextmenu = _ui_utils.noContextMenuHandler;
        document.body.appendChild(fileInput);

        if (
          !window.File ||
          !window.FileReader ||
          !window.FileList ||
          !window.Blob
        ) {
          appConfig.toolbar.openFile.setAttribute("hidden", "true");
          appConfig.secondaryToolbar.openFileButton.setAttribute(
            "hidden",
            "true"
          );
        } else {
          fileInput.value = null;
        }

        fileInput.addEventListener("change", function (evt) {
          const files = evt.target.files;

          if (!files || files.length === 0) {
            return;
          }

          PDFViewerApplication.eventBus.dispatch("fileinputchange", {
            source: this,
            fileInput: evt.target,
          });
        });
        appConfig.mainContainer.addEventListener("dragover", function (evt) {
          evt.preventDefault();
          evt.dataTransfer.dropEffect = "move";
        });
        appConfig.mainContainer.addEventListener("drop", function (evt) {
          evt.preventDefault();
          const files = evt.dataTransfer.files;

          if (!files || files.length === 0) {
            return;
          }

          PDFViewerApplication.eventBus.dispatch("fileinputchange", {
            source: this,
            fileInput: evt.dataTransfer,
          });
        });

        if (!PDFViewerApplication.supportsDocumentFonts) {
          _app_options.AppOptions.set("disableFontFace", true);

          PDFViewerApplication.l10n
            .get(
              "web_fonts_disabled",
              null,
              "Web fonts are disabled: unable to use embedded PDF fonts."
            )
            .then((msg) => {
              console.warn(msg);
            });
        }

        if (!PDFViewerApplication.supportsPrinting) {
          appConfig.toolbar.print.classList.add("hidden");
          appConfig.secondaryToolbar.printButton.classList.add("hidden");
        }

        if (!PDFViewerApplication.supportsFullscreen) {
          appConfig.toolbar.presentationModeButton.classList.add("hidden");
          appConfig.secondaryToolbar.presentationModeButton.classList.add(
            "hidden"
          );
        }

        if (PDFViewerApplication.supportsIntegratedFind) {
          appConfig.toolbar.viewFind.classList.add("hidden");
        }

        appConfig.mainContainer.addEventListener(
          "transitionend",
          function (evt) {
            if (evt.target === this) {
              PDFViewerApplication.eventBus.dispatch("resize", {
                source: this,
              });
            }
          },
          true
        );

        try {
          webViewerOpenFileViaURL(file);
        } catch (reason) {
          PDFViewerApplication.l10n
            .get(
              "loading_error",
              null,
              "An error occurred while loading the PDF."
            )
            .then((msg) => {
              PDFViewerApplication.error(msg, reason);
            });
        }
      }

      let webViewerOpenFileViaURL;
      {
        webViewerOpenFileViaURL = function (file) {
          if (window.require) {
            var fs = window.require("fs");
            var path = window.require("path");
            var filePath = localStorage.getItem("pdfPath");
            var libPath = path.join(
              localStorage.getItem("storageLocation"),
              `book`,
              file
            );
            var data;
            if (fs.existsSync(filePath)) {
              data = fs.readFileSync(filePath);
            } else if (fs.existsSync(libPath)) {
              data = fs.readFileSync(libPath);
            }
            localStorage.setItem("pdfPath", "");
            PDFViewerApplication.open(new Uint8Array(data).buffer);
          } else {
            (localforage || window.localforage)
              .getItem(file)
              .then(function (result) {
                PDFViewerApplication.open(result);
              })
              .catch((err) => {
                console.log(err);
              });
          }

          // if (file && file.lastIndexOf("file:", 0) === 0) {
          //   PDFViewerApplication.setTitleUsingUrl(file);
          //   const xhr = new XMLHttpRequest();
          //   xhr.onload = function () {
          //     PDFViewerApplication.open(new Uint8Array(xhr.response));
          //   };
          //   xhr.open("GET", file);
          //   xhr.responseType = "arraybuffer";
          //   xhr.send();
          //   return;
          // }
          // if (file) {
          //   PDFViewerApplication.open(file);
          // }
        };
      }

      function webViewerResetPermissions() {
        const { appConfig } = PDFViewerApplication;

        if (!appConfig) {
          return;
        }

        appConfig.viewerContainer.classList.remove(ENABLE_PERMISSIONS_CLASS);
      }

      function webViewerPageRendered({ pageNumber, timestamp, error }) {
        if (pageNumber === PDFViewerApplication.page) {
          PDFViewerApplication.toolbar.updateLoadingIndicatorState(false);
        }

        if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
          const pageView = PDFViewerApplication.pdfViewer.getPageView(
            pageNumber - 1
          );
          const thumbnailView = PDFViewerApplication.pdfThumbnailViewer.getThumbnail(
            pageNumber - 1
          );

          if (pageView && thumbnailView) {
            thumbnailView.setImage(pageView);
          }
        }

        if (error) {
          PDFViewerApplication.l10n
            .get(
              "rendering_error",
              null,
              "An error occurred while rendering the page."
            )
            .then((msg) => {
              PDFViewerApplication.error(msg, error);
            });
        }

        PDFViewerApplication.externalServices.reportTelemetry({
          type: "pageInfo",
          timestamp,
        });
        PDFViewerApplication.pdfDocument.getStats().then(function (stats) {
          PDFViewerApplication.externalServices.reportTelemetry({
            type: "documentStats",
            stats,
          });
        });
      }

      function webViewerPageMode({ mode }) {
        let view;

        switch (mode) {
          case "thumbs":
            view = _ui_utils.SidebarView.THUMBS;
            break;

          case "bookmarks":
          case "outline":
            view = _ui_utils.SidebarView.OUTLINE;
            break;

          case "attachments":
            view = _ui_utils.SidebarView.ATTACHMENTS;
            break;

          case "layers":
            view = _ui_utils.SidebarView.LAYERS;
            break;

          case "none":
            view = _ui_utils.SidebarView.NONE;
            break;

          default:
            console.error('Invalid "pagemode" hash parameter: ' + mode);
            return;
        }

        PDFViewerApplication.pdfSidebar.switchView(view, true);
      }

      function webViewerNamedAction(evt) {
        switch (evt.action) {
          case "GoToPage":
            PDFViewerApplication.appConfig.toolbar.pageNumber.select();
            break;

          case "Find":
            if (!PDFViewerApplication.supportsIntegratedFind) {
              PDFViewerApplication.findBar.toggle();
            }

            break;

          case "Print":
            PDFViewerApplication.triggerPrinting();
            break;

          case "SaveAs":
            webViewerSave();
            break;
        }
      }

      function webViewerPresentationModeChanged(evt) {
        PDFViewerApplication.pdfViewer.presentationModeState = evt.state;
      }

      function webViewerSidebarViewChanged(evt) {
        PDFViewerApplication.pdfRenderingQueue.isThumbnailViewEnabled =
          PDFViewerApplication.pdfSidebar.isThumbnailViewVisible;
        const store = PDFViewerApplication.store;

        if (store && PDFViewerApplication.isInitialViewSet) {
          store.set("sidebarView", evt.view).catch(function () {});
        }
      }

      function webViewerUpdateViewarea(evt) {
        const location = evt.location,
          store = PDFViewerApplication.store;

        if (store && PDFViewerApplication.isInitialViewSet) {
          store
            .setMultiple({
              page: location.pageNumber,
              zoom: location.scale,
              scrollLeft: location.left,
              scrollTop: location.top,
              rotation: location.rotation,
            })
            .catch(function () {});
        }

        const href = PDFViewerApplication.pdfLinkService.getAnchorUrl(
          location.pdfOpenParams
        );
        PDFViewerApplication.appConfig.toolbar.viewBookmark.href = href;
        PDFViewerApplication.appConfig.secondaryToolbar.viewBookmarkButton.href = href;
        const currentPage = PDFViewerApplication.pdfViewer.getPageView(
          PDFViewerApplication.page - 1
        );
        const loading =
          (currentPage && currentPage.renderingState) !==
          _pdf_rendering_queue.RenderingStates.FINISHED;
        PDFViewerApplication.toolbar.updateLoadingIndicatorState(loading);
      }

      function webViewerScrollModeChanged(evt) {
        const store = PDFViewerApplication.store;

        if (store && PDFViewerApplication.isInitialViewSet) {
          store.set("scrollMode", evt.mode).catch(function () {});
        }
      }

      function webViewerSpreadModeChanged(evt) {
        const store = PDFViewerApplication.store;

        if (store && PDFViewerApplication.isInitialViewSet) {
          store.set("spreadMode", evt.mode).catch(function () {});
        }
      }

      function webViewerResize() {
        const { pdfDocument, pdfViewer } = PDFViewerApplication;

        if (!pdfDocument) {
          return;
        }

        const currentScaleValue = pdfViewer.currentScaleValue;

        if (
          currentScaleValue === "auto" ||
          currentScaleValue === "page-fit" ||
          currentScaleValue === "page-width"
        ) {
          pdfViewer.currentScaleValue = currentScaleValue;
        }

        pdfViewer.update();
      }

      function webViewerHashchange(evt) {
        const hash = evt.hash;

        if (!hash) {
          return;
        }

        if (!PDFViewerApplication.isInitialViewSet) {
          PDFViewerApplication.initialBookmark = hash;
        } else if (!PDFViewerApplication.pdfHistory.popStateInProgress) {
          PDFViewerApplication.pdfLinkService.setHash(hash);
        }
      }

      let webViewerFileInputChange, webViewerOpenFile;
      {
        webViewerFileInputChange = function (evt) {
          if (
            PDFViewerApplication.pdfViewer &&
            PDFViewerApplication.pdfViewer.isInPresentationMode
          ) {
            return;
          }

          const file = evt.fileInput.files[0];

          if (
            !_viewer_compatibility.viewerCompatibilityParams
              .disableCreateObjectURL
          ) {
            let url = URL.createObjectURL(file);

            if (file.name) {
              url = {
                url,
                originalUrl: file.name,
              };
            }

            PDFViewerApplication.open(url);
          } else {
            PDFViewerApplication.setTitleUsingUrl(file.name);
            const fileReader = new FileReader();

            fileReader.onload = function webViewerChangeFileReaderOnload(
              event
            ) {
              const buffer = event.target.result;
              PDFViewerApplication.open(new Uint8Array(buffer));
            };

            fileReader.readAsArrayBuffer(file);
          }

          const appConfig = PDFViewerApplication.appConfig;
          appConfig.toolbar.viewBookmark.setAttribute("hidden", "true");
          appConfig.secondaryToolbar.viewBookmarkButton.setAttribute(
            "hidden",
            "true"
          );
          appConfig.toolbar.download.setAttribute("hidden", "true");
          appConfig.secondaryToolbar.downloadButton.setAttribute(
            "hidden",
            "true"
          );
        };

        webViewerOpenFile = function (evt) {
          const openFileInputName =
            PDFViewerApplication.appConfig.openFileInputName;
          document.getElementById(openFileInputName).click();
        };
      }

      function webViewerPresentationMode() {
        PDFViewerApplication.requestPresentationMode();
      }

      function webViewerPrint() {
        PDFViewerApplication.triggerPrinting();
      }

      function webViewerDownload() {
        PDFViewerApplication.downloadOrSave({
          sourceEventType: "download",
        });
      }

      function webViewerSave() {
        PDFViewerApplication.downloadOrSave({
          sourceEventType: "save",
        });
      }

      function webViewerFirstPage() {
        if (PDFViewerApplication.pdfDocument) {
          PDFViewerApplication.page = 1;
        }
      }

      function webViewerLastPage() {
        if (PDFViewerApplication.pdfDocument) {
          PDFViewerApplication.page = PDFViewerApplication.pagesCount;
        }
      }

      function webViewerNextPage() {
        PDFViewerApplication.pdfViewer.nextPage();
      }

      function webViewerPreviousPage() {
        PDFViewerApplication.pdfViewer.previousPage();
      }

      function webViewerZoomIn() {
        PDFViewerApplication.zoomIn();
      }

      function webViewerZoomOut() {
        PDFViewerApplication.zoomOut();
      }

      function webViewerZoomReset() {
        PDFViewerApplication.zoomReset();
      }

      function webViewerPageNumberChanged(evt) {
        const pdfViewer = PDFViewerApplication.pdfViewer;

        if (evt.value !== "") {
          PDFViewerApplication.pdfLinkService.goToPage(evt.value);
        }

        if (
          evt.value !== pdfViewer.currentPageNumber.toString() &&
          evt.value !== pdfViewer.currentPageLabel
        ) {
          PDFViewerApplication.toolbar.setPageNumber(
            pdfViewer.currentPageNumber,
            pdfViewer.currentPageLabel
          );
        }
      }

      function webViewerScaleChanged(evt) {
        PDFViewerApplication.pdfViewer.currentScaleValue = evt.value;
      }

      function webViewerRotateCw() {
        PDFViewerApplication.rotatePages(90);
      }

      function webViewerRotateCcw() {
        PDFViewerApplication.rotatePages(-90);
      }

      function webViewerOptionalContentConfig(evt) {
        PDFViewerApplication.pdfViewer.optionalContentConfigPromise =
          evt.promise;
      }

      function webViewerSwitchScrollMode(evt) {
        PDFViewerApplication.pdfViewer.scrollMode = evt.mode;
      }

      function webViewerSwitchSpreadMode(evt) {
        PDFViewerApplication.pdfViewer.spreadMode = evt.mode;
      }

      function webViewerDocumentProperties() {
        PDFViewerApplication.pdfDocumentProperties.open();
      }

      function webViewerFind(evt) {
        PDFViewerApplication.findController.executeCommand("find" + evt.type, {
          query: evt.query,
          phraseSearch: evt.phraseSearch,
          caseSensitive: evt.caseSensitive,
          entireWord: evt.entireWord,
          highlightAll: evt.highlightAll,
          findPrevious: evt.findPrevious,
        });
      }

      function webViewerFindFromUrlHash(evt) {
        PDFViewerApplication.findController.executeCommand("find", {
          query: evt.query,
          phraseSearch: evt.phraseSearch,
          caseSensitive: false,
          entireWord: false,
          highlightAll: true,
          findPrevious: false,
        });
      }

      function webViewerUpdateFindMatchesCount({ matchesCount }) {
        if (PDFViewerApplication.supportsIntegratedFind) {
          PDFViewerApplication.externalServices.updateFindMatchesCount(
            matchesCount
          );
        } else {
          PDFViewerApplication.findBar.updateResultsCount(matchesCount);
        }
      }

      function webViewerUpdateFindControlState({
        state,
        previous,
        matchesCount,
        rawQuery,
      }) {
        if (PDFViewerApplication.supportsIntegratedFind) {
          PDFViewerApplication.externalServices.updateFindControlState({
            result: state,
            findPrevious: previous,
            matchesCount,
            rawQuery,
          });
        } else {
          PDFViewerApplication.findBar.updateUIState(
            state,
            previous,
            matchesCount
          );
        }
      }

      function webViewerScaleChanging(evt) {
        PDFViewerApplication.toolbar.setPageScale(evt.presetValue, evt.scale);
        PDFViewerApplication.pdfViewer.update();
      }

      function webViewerRotationChanging(evt) {
        PDFViewerApplication.pdfThumbnailViewer.pagesRotation =
          evt.pagesRotation;
        PDFViewerApplication.forceRendering();
        PDFViewerApplication.pdfViewer.currentPageNumber = evt.pageNumber;
      }

      function webViewerPageChanging({ pageNumber, pageLabel }) {
        PDFViewerApplication.toolbar.setPageNumber(pageNumber, pageLabel);
        PDFViewerApplication.secondaryToolbar.setPageNumber(pageNumber);

        if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
          PDFViewerApplication.pdfThumbnailViewer.scrollThumbnailIntoView(
            pageNumber
          );
        }
      }

      function webViewerVisibilityChange(evt) {
        if (document.visibilityState === "visible") {
          setZoomDisabledTimeout();
        }
      }

      let zoomDisabledTimeout = null;

      function setZoomDisabledTimeout() {
        if (zoomDisabledTimeout) {
          clearTimeout(zoomDisabledTimeout);
        }

        zoomDisabledTimeout = setTimeout(function () {
          zoomDisabledTimeout = null;
        }, WHEEL_ZOOM_DISABLED_TIMEOUT);
      }

      function webViewerWheel(evt) {
        const {
          pdfViewer,
          supportedMouseWheelZoomModifierKeys,
        } = PDFViewerApplication;

        if (pdfViewer.isInPresentationMode) {
          return;
        }

        if (
          (evt.ctrlKey && supportedMouseWheelZoomModifierKeys.ctrlKey) ||
          (evt.metaKey && supportedMouseWheelZoomModifierKeys.metaKey)
        ) {
          evt.preventDefault();

          if (zoomDisabledTimeout || document.visibilityState === "hidden") {
            return;
          }

          const previousScale = pdfViewer.currentScale;
          const delta = (0, _ui_utils.normalizeWheelEventDirection)(evt);
          let ticks = 0;

          if (
            evt.deltaMode === WheelEvent.DOM_DELTA_LINE ||
            evt.deltaMode === WheelEvent.DOM_DELTA_PAGE
          ) {
            if (Math.abs(delta) >= 1) {
              ticks = Math.sign(delta);
            } else {
              ticks = PDFViewerApplication.accumulateWheelTicks(delta);
            }
          } else {
            const PIXELS_PER_LINE_SCALE = 30;
            ticks = PDFViewerApplication.accumulateWheelTicks(
              delta / PIXELS_PER_LINE_SCALE
            );
          }

          if (ticks < 0) {
            PDFViewerApplication.zoomOut(-ticks);
          } else if (ticks > 0) {
            PDFViewerApplication.zoomIn(ticks);
          }

          const currentScale = pdfViewer.currentScale;

          if (previousScale !== currentScale) {
            const scaleCorrectionFactor = currentScale / previousScale - 1;
            const rect = pdfViewer.container.getBoundingClientRect();
            const dx = evt.clientX - rect.left;
            const dy = evt.clientY - rect.top;
            pdfViewer.container.scrollLeft += dx * scaleCorrectionFactor;
            pdfViewer.container.scrollTop += dy * scaleCorrectionFactor;
          }
        } else {
          setZoomDisabledTimeout();
        }
      }

      function webViewerTouchStart(evt) {
        if (evt.touches.length > 1) {
          evt.preventDefault();
        }
      }

      function webViewerClick(evt) {
        if (
          PDFViewerApplication.triggerDelayedFallback &&
          PDFViewerApplication.pdfViewer.containsElement(evt.target)
        ) {
          PDFViewerApplication.triggerDelayedFallback();
        }

        if (!PDFViewerApplication.secondaryToolbar.isOpen) {
          return;
        }

        const appConfig = PDFViewerApplication.appConfig;

        if (
          PDFViewerApplication.pdfViewer.containsElement(evt.target) ||
          (appConfig.toolbar.container.contains(evt.target) &&
            evt.target !== appConfig.secondaryToolbar.toggleButton)
        ) {
          PDFViewerApplication.secondaryToolbar.close();
        }
      }

      function webViewerKeyUp(evt) {
        if (evt.keyCode === 9) {
          if (PDFViewerApplication.triggerDelayedFallback) {
            PDFViewerApplication.triggerDelayedFallback();
          }
        }
      }

      function webViewerKeyDown(evt) {
        if (PDFViewerApplication.overlayManager.active) {
          return;
        }

        let handled = false,
          ensureViewerFocused = false;
        const cmd =
          (evt.ctrlKey ? 1 : 0) |
          (evt.altKey ? 2 : 0) |
          (evt.shiftKey ? 4 : 0) |
          (evt.metaKey ? 8 : 0);
        const pdfViewer = PDFViewerApplication.pdfViewer;
        const isViewerInPresentationMode =
          pdfViewer && pdfViewer.isInPresentationMode;

        if (cmd === 1 || cmd === 8 || cmd === 5 || cmd === 12) {
          switch (evt.keyCode) {
            case 70:
              if (
                !PDFViewerApplication.supportsIntegratedFind &&
                !evt.shiftKey
              ) {
                PDFViewerApplication.findBar.open();
                handled = true;
              }

              break;

            case 71:
              if (!PDFViewerApplication.supportsIntegratedFind) {
                const findState = PDFViewerApplication.findController.state;

                if (findState) {
                  PDFViewerApplication.findController.executeCommand(
                    "findagain",
                    {
                      query: findState.query,
                      phraseSearch: findState.phraseSearch,
                      caseSensitive: findState.caseSensitive,
                      entireWord: findState.entireWord,
                      highlightAll: findState.highlightAll,
                      findPrevious: cmd === 5 || cmd === 12,
                    }
                  );
                }

                handled = true;
              }

              break;

            case 61:
            case 107:
            case 187:
            case 171:
              if (!isViewerInPresentationMode) {
                PDFViewerApplication.zoomIn();
              }

              handled = true;
              break;

            case 173:
            case 109:
            case 189:
              if (!isViewerInPresentationMode) {
                PDFViewerApplication.zoomOut();
              }

              handled = true;
              break;

            case 48:
            case 96:
              if (!isViewerInPresentationMode) {
                setTimeout(function () {
                  PDFViewerApplication.zoomReset();
                });
                handled = false;
              }

              break;

            case 38:
              if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                PDFViewerApplication.page = 1;
                handled = true;
                ensureViewerFocused = true;
              }

              break;

            case 40:
              if (
                isViewerInPresentationMode ||
                PDFViewerApplication.page < PDFViewerApplication.pagesCount
              ) {
                PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                handled = true;
                ensureViewerFocused = true;
              }

              break;
          }
        }

        const { eventBus } = PDFViewerApplication;

        if (cmd === 1 || cmd === 8) {
          switch (evt.keyCode) {
            case 83:
              eventBus.dispatch("download", {
                source: window,
              });
              handled = true;
              break;

            case 79:
              {
                eventBus.dispatch("openfile", {
                  source: window,
                });
                handled = true;
              }
              break;
          }
        }

        if (cmd === 3 || cmd === 10) {
          switch (evt.keyCode) {
            case 80:
              PDFViewerApplication.requestPresentationMode();
              handled = true;
              break;

            case 71:
              PDFViewerApplication.appConfig.toolbar.pageNumber.select();
              handled = true;
              break;
          }
        }

        if (handled) {
          if (ensureViewerFocused && !isViewerInPresentationMode) {
            pdfViewer.focus();
          }

          evt.preventDefault();
          return;
        }

        const curElement = (0, _ui_utils.getActiveOrFocusedElement)();
        const curElementTagName =
          curElement && curElement.tagName.toUpperCase();

        if (
          curElementTagName === "INPUT" ||
          curElementTagName === "TEXTAREA" ||
          curElementTagName === "SELECT" ||
          (curElement && curElement.isContentEditable)
        ) {
          if (evt.keyCode !== 27) {
            return;
          }
        }

        if (cmd === 0) {
          let turnPage = 0,
            turnOnlyIfPageFit = false;

          switch (evt.keyCode) {
            case 38:
            case 33:
              if (pdfViewer.isVerticalScrollbarEnabled) {
                turnOnlyIfPageFit = true;
              }

              turnPage = -1;
              break;

            case 8:
              if (!isViewerInPresentationMode) {
                turnOnlyIfPageFit = true;
              }

              turnPage = -1;
              break;

            case 37:
              if (pdfViewer.isHorizontalScrollbarEnabled) {
                turnOnlyIfPageFit = true;
              }

            case 75:
            case 80:
              turnPage = -1;
              break;

            case 27:
              if (PDFViewerApplication.secondaryToolbar.isOpen) {
                PDFViewerApplication.secondaryToolbar.close();
                handled = true;
              }

              if (
                !PDFViewerApplication.supportsIntegratedFind &&
                PDFViewerApplication.findBar.opened
              ) {
                PDFViewerApplication.findBar.close();
                handled = true;
              }

              break;

            case 40:
            case 34:
              if (pdfViewer.isVerticalScrollbarEnabled) {
                turnOnlyIfPageFit = true;
              }

              turnPage = 1;
              break;

            case 13:
            case 32:
              if (!isViewerInPresentationMode) {
                turnOnlyIfPageFit = true;
              }

              turnPage = 1;
              break;

            case 39:
              if (pdfViewer.isHorizontalScrollbarEnabled) {
                turnOnlyIfPageFit = true;
              }

            case 74:
            case 78:
              turnPage = 1;
              break;

            case 36:
              if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                PDFViewerApplication.page = 1;
                handled = true;
                ensureViewerFocused = true;
              }

              break;

            case 35:
              if (
                isViewerInPresentationMode ||
                PDFViewerApplication.page < PDFViewerApplication.pagesCount
              ) {
                PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                handled = true;
                ensureViewerFocused = true;
              }

              break;

            case 83:
              PDFViewerApplication.pdfCursorTools.switchTool(
                _pdf_cursor_tools.CursorTool.SELECT
              );
              break;

            case 72:
              PDFViewerApplication.pdfCursorTools.switchTool(
                _pdf_cursor_tools.CursorTool.HAND
              );
              break;

            case 82:
              PDFViewerApplication.rotatePages(90);
              break;

            case 115:
              PDFViewerApplication.pdfSidebar.toggle();
              break;
          }

          if (
            turnPage !== 0 &&
            (!turnOnlyIfPageFit || pdfViewer.currentScaleValue === "page-fit")
          ) {
            if (turnPage > 0) {
              pdfViewer.nextPage();
            } else {
              pdfViewer.previousPage();
            }

            handled = true;
          }
        }

        if (cmd === 4) {
          switch (evt.keyCode) {
            case 13:
            case 32:
              if (
                !isViewerInPresentationMode &&
                pdfViewer.currentScaleValue !== "page-fit"
              ) {
                break;
              }

              if (PDFViewerApplication.page > 1) {
                PDFViewerApplication.page--;
              }

              handled = true;
              break;

            case 82:
              PDFViewerApplication.rotatePages(-90);
              break;
          }
        }

        if (!handled && !isViewerInPresentationMode) {
          if (
            (evt.keyCode >= 33 && evt.keyCode <= 40) ||
            (evt.keyCode === 32 && curElementTagName !== "BUTTON")
          ) {
            ensureViewerFocused = true;
          }
        }

        if (ensureViewerFocused && !pdfViewer.containsElement(curElement)) {
          pdfViewer.focus();
        }

        if (handled) {
          evt.preventDefault();
        }
      }

      function beforeUnload(evt) {
        evt.preventDefault();
        evt.returnValue = "";
        return false;
      }

      function apiPageLayoutToSpreadMode(layout) {
        switch (layout) {
          case "SinglePage":
          case "OneColumn":
            return _ui_utils.SpreadMode.NONE;

          case "TwoColumnLeft":
          case "TwoPageLeft":
            return _ui_utils.SpreadMode.ODD;

          case "TwoColumnRight":
          case "TwoPageRight":
            return _ui_utils.SpreadMode.EVEN;
        }

        return _ui_utils.SpreadMode.NONE;
      }

      function apiPageModeToSidebarView(mode) {
        switch (mode) {
          case "UseNone":
            return _ui_utils.SidebarView.NONE;

          case "UseThumbs":
            return _ui_utils.SidebarView.THUMBS;

          case "UseOutlines":
            return _ui_utils.SidebarView.OUTLINE;

          case "UseAttachments":
            return _ui_utils.SidebarView.ATTACHMENTS;

          case "UseOC":
            return _ui_utils.SidebarView.LAYERS;
        }

        return _ui_utils.SidebarView.NONE;
      }

      const PDFPrintServiceFactory = {
        instance: {
          supportsPrinting: false,

          createPrintService() {
            throw new Error("Not implemented: createPrintService");
          },
        },
      };
      exports.PDFPrintServiceFactory = PDFPrintServiceFactory;

      /***/
    },
    /* 4 */
    /***/ (__unused_webpack_module, exports) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.approximateFraction = approximateFraction;
      exports.backtrackBeforeAllVisibleElements = backtrackBeforeAllVisibleElements;
      exports.binarySearchFirstItem = binarySearchFirstItem;
      exports.getActiveOrFocusedElement = getActiveOrFocusedElement;
      exports.getOutputScale = getOutputScale;
      exports.getPageSizeInches = getPageSizeInches;
      exports.getPDFFileNameFromURL = getPDFFileNameFromURL;
      exports.getVisibleElements = getVisibleElements;
      exports.isPortraitOrientation = isPortraitOrientation;
      exports.isValidRotation = isValidRotation;
      exports.isValidScrollMode = isValidScrollMode;
      exports.isValidSpreadMode = isValidSpreadMode;
      exports.moveToEndOfArray = moveToEndOfArray;
      exports.noContextMenuHandler = noContextMenuHandler;
      exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
      exports.normalizeWheelEventDirection = normalizeWheelEventDirection;
      exports.parseQueryString = parseQueryString;
      exports.roundToDivide = roundToDivide;
      exports.scrollIntoView = scrollIntoView;
      exports.waitOnEventOrTimeout = waitOnEventOrTimeout;
      exports.watchScroll = watchScroll;
      exports.WaitOnType = exports.VERTICAL_PADDING = exports.UNKNOWN_SCALE = exports.TextLayerMode = exports.SpreadMode = exports.SidebarView = exports.ScrollMode = exports.SCROLLBAR_PADDING = exports.RendererType = exports.ProgressBar = exports.PresentationModeState = exports.NullL10n = exports.MIN_SCALE = exports.MAX_SCALE = exports.MAX_AUTO_SCALE = exports.EventBus = exports.DEFAULT_SCALE_VALUE = exports.DEFAULT_SCALE = exports.CSS_UNITS = exports.AutoPrintRegExp = exports.animationStarted = void 0;
      const CSS_UNITS = 96.0 / 72.0;
      exports.CSS_UNITS = CSS_UNITS;
      const DEFAULT_SCALE_VALUE = "auto";
      exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
      const DEFAULT_SCALE = 1.0;
      exports.DEFAULT_SCALE = DEFAULT_SCALE;
      const MIN_SCALE = 0.1;
      exports.MIN_SCALE = MIN_SCALE;
      const MAX_SCALE = 10.0;
      exports.MAX_SCALE = MAX_SCALE;
      const UNKNOWN_SCALE = 0;
      exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
      const MAX_AUTO_SCALE = 1.25;
      exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
      const SCROLLBAR_PADDING = 40;
      exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
      const VERTICAL_PADDING = 5;
      exports.VERTICAL_PADDING = VERTICAL_PADDING;
      const LOADINGBAR_END_OFFSET_VAR = "--loadingBar-end-offset";
      const PresentationModeState = {
        UNKNOWN: 0,
        NORMAL: 1,
        CHANGING: 2,
        FULLSCREEN: 3,
      };
      exports.PresentationModeState = PresentationModeState;
      const SidebarView = {
        UNKNOWN: -1,
        NONE: 0,
        THUMBS: 1,
        OUTLINE: 2,
        ATTACHMENTS: 3,
        LAYERS: 4,
      };
      exports.SidebarView = SidebarView;
      const RendererType = {
        CANVAS: "canvas",
        SVG: "svg",
      };
      exports.RendererType = RendererType;
      const TextLayerMode = {
        DISABLE: 0,
        ENABLE: 1,
        ENABLE_ENHANCE: 2,
      };
      exports.TextLayerMode = TextLayerMode;
      const ScrollMode = {
        UNKNOWN: -1,
        VERTICAL: 0,
        HORIZONTAL: 1,
        WRAPPED: 2,
      };
      exports.ScrollMode = ScrollMode;
      const SpreadMode = {
        UNKNOWN: -1,
        NONE: 0,
        ODD: 1,
        EVEN: 2,
      };
      exports.SpreadMode = SpreadMode;
      const AutoPrintRegExp = /\bprint\s*\(/;
      exports.AutoPrintRegExp = AutoPrintRegExp;

      function formatL10nValue(text, args) {
        if (!args) {
          return text;
        }

        return text.replace(/\{\{\s*(\w+)\s*\}\}/g, (all, name) => {
          return name in args ? args[name] : "{{" + name + "}}";
        });
      }

      const NullL10n = {
        async getLanguage() {
          return "en-us";
        },

        async getDirection() {
          return "ltr";
        },

        async get(property, args, fallback) {
          return formatL10nValue(fallback, args);
        },

        async translate(element) {},
      };
      exports.NullL10n = NullL10n;

      function getOutputScale(ctx) {
        const devicePixelRatio = window.devicePixelRatio || 1;
        const backingStoreRatio =
          ctx.webkitBackingStorePixelRatio ||
          ctx.mozBackingStorePixelRatio ||
          ctx.backingStorePixelRatio ||
          1;
        const pixelRatio = devicePixelRatio / backingStoreRatio;
        return {
          sx: pixelRatio,
          sy: pixelRatio,
          scaled: pixelRatio !== 1,
        };
      }

      function scrollIntoView(
        element,
        spot,
        skipOverflowHiddenElements = false
      ) {
        let parent = element.offsetParent;

        if (!parent) {
          console.error("offsetParent is not set -- cannot scroll");
          return;
        }

        let offsetY = element.offsetTop + element.clientTop;
        let offsetX = element.offsetLeft + element.clientLeft;

        while (
          (parent.clientHeight === parent.scrollHeight &&
            parent.clientWidth === parent.scrollWidth) ||
          (skipOverflowHiddenElements &&
            getComputedStyle(parent).overflow === "hidden")
        ) {
          if (parent.dataset._scaleY) {
            offsetY /= parent.dataset._scaleY;
            offsetX /= parent.dataset._scaleX;
          }

          offsetY += parent.offsetTop;
          offsetX += parent.offsetLeft;
          parent = parent.offsetParent;

          if (!parent) {
            return;
          }
        }

        if (spot) {
          if (spot.top !== undefined) {
            offsetY += spot.top;
          }

          if (spot.left !== undefined) {
            offsetX += spot.left;
            parent.scrollLeft = offsetX;
          }
        }

        parent.scrollTop = offsetY;
      }

      function watchScroll(viewAreaElement, callback) {
        const debounceScroll = function (evt) {
          if (rAF) {
            return;
          }

          rAF = window.requestAnimationFrame(
            function viewAreaElementScrolled() {
              rAF = null;
              const currentX = viewAreaElement.scrollLeft;
              const lastX = state.lastX;

              if (currentX !== lastX) {
                state.right = currentX > lastX;
              }

              state.lastX = currentX;
              const currentY = viewAreaElement.scrollTop;
              const lastY = state.lastY;

              if (currentY !== lastY) {
                state.down = currentY > lastY;
              }

              state.lastY = currentY;
              callback(state);
            }
          );
        };

        const state = {
          right: true,
          down: true,
          lastX: viewAreaElement.scrollLeft,
          lastY: viewAreaElement.scrollTop,
          _eventHandler: debounceScroll,
        };
        let rAF = null;
        viewAreaElement.addEventListener("scroll", debounceScroll, true);
        return state;
      }

      function parseQueryString(query) {
        const parts = query.split("&");
        const params = Object.create(null);

        for (let i = 0, ii = parts.length; i < ii; ++i) {
          const param = parts[i].split("=");
          const key = param[0].toLowerCase();
          const value = param.length > 1 ? param[1] : null;
          params[decodeURIComponent(key)] = decodeURIComponent(value);
        }

        return params;
      }

      function binarySearchFirstItem(items, condition) {
        let minIndex = 0;
        let maxIndex = items.length - 1;

        if (maxIndex < 0 || !condition(items[maxIndex])) {
          return items.length;
        }

        if (condition(items[minIndex])) {
          return minIndex;
        }

        while (minIndex < maxIndex) {
          const currentIndex = (minIndex + maxIndex) >> 1;
          const currentItem = items[currentIndex];

          if (condition(currentItem)) {
            maxIndex = currentIndex;
          } else {
            minIndex = currentIndex + 1;
          }
        }

        return minIndex;
      }

      function approximateFraction(x) {
        if (Math.floor(x) === x) {
          return [x, 1];
        }

        const xinv = 1 / x;
        const limit = 8;

        if (xinv > limit) {
          return [1, limit];
        } else if (Math.floor(xinv) === xinv) {
          return [1, xinv];
        }

        const x_ = x > 1 ? xinv : x;
        let a = 0,
          b = 1,
          c = 1,
          d = 1;

        while (true) {
          const p = a + c,
            q = b + d;

          if (q > limit) {
            break;
          }

          if (x_ <= p / q) {
            c = p;
            d = q;
          } else {
            a = p;
            b = q;
          }
        }

        let result;

        if (x_ - a / b < c / d - x_) {
          result = x_ === x ? [a, b] : [b, a];
        } else {
          result = x_ === x ? [c, d] : [d, c];
        }

        return result;
      }

      function roundToDivide(x, div) {
        const r = x % div;
        return r === 0 ? x : Math.round(x - r + div);
      }

      function getPageSizeInches({ view, userUnit, rotate }) {
        const [x1, y1, x2, y2] = view;
        const changeOrientation = rotate % 180 !== 0;
        const width = ((x2 - x1) / 72) * userUnit;
        const height = ((y2 - y1) / 72) * userUnit;
        return {
          width: changeOrientation ? height : width,
          height: changeOrientation ? width : height,
        };
      }

      function backtrackBeforeAllVisibleElements(index, views, top) {
        if (index < 2) {
          return index;
        }

        let elt = views[index].div;
        let pageTop = elt.offsetTop + elt.clientTop;

        if (pageTop >= top) {
          elt = views[index - 1].div;
          pageTop = elt.offsetTop + elt.clientTop;
        }

        for (let i = index - 2; i >= 0; --i) {
          elt = views[i].div;

          if (elt.offsetTop + elt.clientTop + elt.clientHeight <= pageTop) {
            break;
          }

          index = i;
        }

        return index;
      }

      function getVisibleElements({
        scrollEl,
        views,
        sortByVisibility = false,
        horizontal = false,
        rtl = false,
      }) {
        const top = scrollEl.scrollTop,
          bottom = top + scrollEl.clientHeight;
        const left = scrollEl.scrollLeft,
          right = left + scrollEl.clientWidth;

        function isElementBottomAfterViewTop(view) {
          const element = view.div;
          const elementBottom =
            element.offsetTop + element.clientTop + element.clientHeight;
          return elementBottom > top;
        }

        function isElementNextAfterViewHorizontally(view) {
          const element = view.div;
          const elementLeft = element.offsetLeft + element.clientLeft;
          const elementRight = elementLeft + element.clientWidth;
          return rtl ? elementLeft < right : elementRight > left;
        }

        const visible = [],
          numViews = views.length;
        let firstVisibleElementInd = binarySearchFirstItem(
          views,
          horizontal
            ? isElementNextAfterViewHorizontally
            : isElementBottomAfterViewTop
        );

        if (
          firstVisibleElementInd > 0 &&
          firstVisibleElementInd < numViews &&
          !horizontal
        ) {
          firstVisibleElementInd = backtrackBeforeAllVisibleElements(
            firstVisibleElementInd,
            views,
            top
          );
        }

        let lastEdge = horizontal ? right : -1;

        for (let i = firstVisibleElementInd; i < numViews; i++) {
          const view = views[i],
            element = view.div;
          const currentWidth = element.offsetLeft + element.clientLeft;
          const currentHeight = element.offsetTop + element.clientTop;
          const viewWidth = element.clientWidth,
            viewHeight = element.clientHeight;
          const viewRight = currentWidth + viewWidth;
          const viewBottom = currentHeight + viewHeight;

          if (lastEdge === -1) {
            if (viewBottom >= bottom) {
              lastEdge = viewBottom;
            }
          } else if ((horizontal ? currentWidth : currentHeight) > lastEdge) {
            break;
          }

          if (
            viewBottom <= top ||
            currentHeight >= bottom ||
            viewRight <= left ||
            currentWidth >= right
          ) {
            continue;
          }

          const hiddenHeight =
            Math.max(0, top - currentHeight) + Math.max(0, viewBottom - bottom);
          const hiddenWidth =
            Math.max(0, left - currentWidth) + Math.max(0, viewRight - right);
          const fractionHeight = (viewHeight - hiddenHeight) / viewHeight,
            fractionWidth = (viewWidth - hiddenWidth) / viewWidth;
          const percent = (fractionHeight * fractionWidth * 100) | 0;
          visible.push({
            id: view.id,
            x: currentWidth,
            y: currentHeight,
            view,
            percent,
            widthPercent: (fractionWidth * 100) | 0,
          });
        }

        const first = visible[0],
          last = visible[visible.length - 1];

        if (sortByVisibility) {
          visible.sort(function (a, b) {
            const pc = a.percent - b.percent;

            if (Math.abs(pc) > 0.001) {
              return -pc;
            }

            return a.id - b.id;
          });
        }

        return {
          first,
          last,
          views: visible,
        };
      }

      function noContextMenuHandler(evt) {
        evt.preventDefault();
      }

      function isDataSchema(url) {
        let i = 0;
        const ii = url.length;

        while (i < ii && url[i].trim() === "") {
          i++;
        }

        return url.substring(i, i + 5).toLowerCase() === "data:";
      }

      function getPDFFileNameFromURL(url, defaultFilename = "document.pdf") {
        if (typeof url !== "string") {
          return defaultFilename;
        }

        if (isDataSchema(url)) {
          console.warn(
            "getPDFFileNameFromURL: " +
              'ignoring "data:" URL for performance reasons.'
          );
          return defaultFilename;
        }

        const reURI = /^(?:(?:[^:]+:)?\/\/[^/]+)?([^?#]*)(\?[^#]*)?(#.*)?$/;
        const reFilename = /[^/?#=]+\.pdf\b(?!.*\.pdf\b)/i;
        const splitURI = reURI.exec(url);
        let suggestedFilename =
          reFilename.exec(splitURI[1]) ||
          reFilename.exec(splitURI[2]) ||
          reFilename.exec(splitURI[3]);

        if (suggestedFilename) {
          suggestedFilename = suggestedFilename[0];

          if (suggestedFilename.includes("%")) {
            try {
              suggestedFilename = reFilename.exec(
                decodeURIComponent(suggestedFilename)
              )[0];
            } catch (ex) {}
          }
        }

        return suggestedFilename || defaultFilename;
      }

      function normalizeWheelEventDirection(evt) {
        let delta = Math.sqrt(
          evt.deltaX * evt.deltaX + evt.deltaY * evt.deltaY
        );
        const angle = Math.atan2(evt.deltaY, evt.deltaX);

        if (-0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
          delta = -delta;
        }

        return delta;
      }

      function normalizeWheelEventDelta(evt) {
        let delta = normalizeWheelEventDirection(evt);
        const MOUSE_DOM_DELTA_PIXEL_MODE = 0;
        const MOUSE_DOM_DELTA_LINE_MODE = 1;
        const MOUSE_PIXELS_PER_LINE = 30;
        const MOUSE_LINES_PER_PAGE = 30;

        if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
          delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
        } else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
          delta /= MOUSE_LINES_PER_PAGE;
        }

        return delta;
      }

      function isValidRotation(angle) {
        return Number.isInteger(angle) && angle % 90 === 0;
      }

      function isValidScrollMode(mode) {
        return (
          Number.isInteger(mode) &&
          Object.values(ScrollMode).includes(mode) &&
          mode !== ScrollMode.UNKNOWN
        );
      }

      function isValidSpreadMode(mode) {
        return (
          Number.isInteger(mode) &&
          Object.values(SpreadMode).includes(mode) &&
          mode !== SpreadMode.UNKNOWN
        );
      }

      function isPortraitOrientation(size) {
        return size.width <= size.height;
      }

      const WaitOnType = {
        EVENT: "event",
        TIMEOUT: "timeout",
      };
      exports.WaitOnType = WaitOnType;

      function waitOnEventOrTimeout({ target, name, delay = 0 }) {
        return new Promise(function (resolve, reject) {
          if (
            typeof target !== "object" ||
            !(name && typeof name === "string") ||
            !(Number.isInteger(delay) && delay >= 0)
          ) {
            throw new Error("waitOnEventOrTimeout - invalid parameters.");
          }

          function handler(type) {
            if (target instanceof EventBus) {
              target._off(name, eventHandler);
            } else {
              target.removeEventListener(name, eventHandler);
            }

            if (timeout) {
              clearTimeout(timeout);
            }

            resolve(type);
          }

          const eventHandler = handler.bind(null, WaitOnType.EVENT);

          if (target instanceof EventBus) {
            target._on(name, eventHandler);
          } else {
            target.addEventListener(name, eventHandler);
          }

          const timeoutHandler = handler.bind(null, WaitOnType.TIMEOUT);
          const timeout = setTimeout(timeoutHandler, delay);
        });
      }

      const animationStarted = new Promise(function (resolve) {
        window.requestAnimationFrame(resolve);
      });
      exports.animationStarted = animationStarted;

      function dispatchDOMEvent(eventName, args = null) {
        throw new Error("Not implemented: dispatchDOMEvent");
      }

      class EventBus {
        constructor(options) {
          this._listeners = Object.create(null);
        }

        on(eventName, listener, options = null) {
          this._on(eventName, listener, {
            external: true,
            once: options?.once,
          });
        }

        off(eventName, listener, options = null) {
          this._off(eventName, listener, {
            external: true,
            once: options?.once,
          });
        }

        dispatch(eventName) {
          const eventListeners = this._listeners[eventName];

          if (!eventListeners || eventListeners.length === 0) {
            return;
          }

          const args = Array.prototype.slice.call(arguments, 1);
          let externalListeners;
          eventListeners.slice(0).forEach(({ listener, external, once }) => {
            if (once) {
              this._off(eventName, listener);
            }

            if (external) {
              (externalListeners || (externalListeners = [])).push(listener);
              return;
            }

            listener.apply(null, args);
          });

          if (externalListeners) {
            externalListeners.forEach((listener) => {
              listener.apply(null, args);
            });
            externalListeners = null;
          }
        }

        _on(eventName, listener, options = null) {
          var _this$_listeners;

          const eventListeners =
            (_this$_listeners = this._listeners)[eventName] ||
            (_this$_listeners[eventName] = []);
          eventListeners.push({
            listener,
            external: options?.external === true,
            once: options?.once === true,
          });
        }

        _off(eventName, listener, options = null) {
          const eventListeners = this._listeners[eventName];

          if (!eventListeners) {
            return;
          }

          for (let i = 0, ii = eventListeners.length; i < ii; i++) {
            if (eventListeners[i].listener === listener) {
              eventListeners.splice(i, 1);
              return;
            }
          }
        }
      }

      exports.EventBus = EventBus;

      function clamp(v, min, max) {
        return Math.min(Math.max(v, min), max);
      }

      class ProgressBar {
        constructor(id, { height, width, units } = {}) {
          this.visible = true;
          this.div = document.querySelector(id + " .progress");
          this.bar = this.div.parentNode;
          this.height = height || 100;
          this.width = width || 100;
          this.units = units || "%";
          this.div.style.height = this.height + this.units;
          this.percent = 0;
        }

        _updateBar() {
          if (this._indeterminate) {
            this.div.classList.add("indeterminate");
            this.div.style.width = this.width + this.units;
            return;
          }

          this.div.classList.remove("indeterminate");
          const progressSize = (this.width * this._percent) / 100;
          this.div.style.width = progressSize + this.units;
        }

        get percent() {
          return this._percent;
        }

        set percent(val) {
          this._indeterminate = isNaN(val);
          this._percent = clamp(val, 0, 100);

          this._updateBar();
        }

        setWidth(viewer) {
          if (!viewer) {
            return;
          }

          const container = viewer.parentNode;
          const scrollbarWidth = container.offsetWidth - viewer.offsetWidth;

          if (scrollbarWidth > 0) {
            const doc = document.documentElement;
            doc.style.setProperty(
              LOADINGBAR_END_OFFSET_VAR,
              `${scrollbarWidth}px`
            );
          }
        }

        hide() {
          if (!this.visible) {
            return;
          }

          this.visible = false;
          this.bar.classList.add("hidden");
        }

        show() {
          if (this.visible) {
            return;
          }

          this.visible = true;
          this.bar.classList.remove("hidden");
        }
      }

      exports.ProgressBar = ProgressBar;

      function moveToEndOfArray(arr, condition) {
        const moved = [],
          len = arr.length;
        let write = 0;

        for (let read = 0; read < len; ++read) {
          if (condition(arr[read])) {
            moved.push(arr[read]);
          } else {
            arr[write] = arr[read];
            ++write;
          }
        }

        for (let read = 0; write < len; ++read, ++write) {
          arr[write] = moved[read];
        }
      }

      function getActiveOrFocusedElement() {
        let curRoot = document;
        let curActiveOrFocused =
          curRoot.activeElement || curRoot.querySelector(":focus");

        while (curActiveOrFocused && curActiveOrFocused.shadowRoot) {
          curRoot = curActiveOrFocused.shadowRoot;
          curActiveOrFocused =
            curRoot.activeElement || curRoot.querySelector(":focus");
        }

        return curActiveOrFocused;
      }

      /***/
    },
    /* 5 */
    /***/ (module) => {
      let pdfjsLib;

      if (typeof window !== "undefined" && window["pdfjs-dist/build/pdf"]) {
        pdfjsLib = window["pdfjs-dist/build/pdf"];
      } else {
        pdfjsLib = require("../build/pdf.js");
      }

      module.exports = pdfjsLib;

      /***/
    },
    /* 6 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFCursorTools = exports.CursorTool = void 0;

      var _grab_to_pan = __webpack_require__(7);

      var _ui_utils = __webpack_require__(4);

      const CursorTool = {
        SELECT: 0,
        HAND: 1,
        ZOOM: 2,
      };
      exports.CursorTool = CursorTool;

      class PDFCursorTools {
        constructor({
          container,
          eventBus,
          cursorToolOnLoad = CursorTool.SELECT,
        }) {
          this.container = container;
          this.eventBus = eventBus;
          this.active = CursorTool.SELECT;
          this.activeBeforePresentationMode = null;
          this.handTool = new _grab_to_pan.GrabToPan({
            element: this.container,
          });

          this._addEventListeners();

          Promise.resolve().then(() => {
            this.switchTool(cursorToolOnLoad);
          });
        }

        get activeTool() {
          return this.active;
        }

        switchTool(tool) {
          if (this.activeBeforePresentationMode !== null) {
            return;
          }

          if (tool === this.active) {
            return;
          }

          const disableActiveTool = () => {
            switch (this.active) {
              case CursorTool.SELECT:
                break;

              case CursorTool.HAND:
                this.handTool.deactivate();
                break;

              case CursorTool.ZOOM:
            }
          };

          switch (tool) {
            case CursorTool.SELECT:
              disableActiveTool();
              break;

            case CursorTool.HAND:
              disableActiveTool();
              this.handTool.activate();
              break;

            case CursorTool.ZOOM:
            default:
              console.error(`switchTool: "${tool}" is an unsupported value.`);
              return;
          }

          this.active = tool;

          this._dispatchEvent();
        }

        _dispatchEvent() {
          this.eventBus.dispatch("cursortoolchanged", {
            source: this,
            tool: this.active,
          });
        }

        _addEventListeners() {
          this.eventBus._on("switchcursortool", (evt) => {
            this.switchTool(evt.tool);
          });

          this.eventBus._on("presentationmodechanged", (evt) => {
            switch (evt.state) {
              case _ui_utils.PresentationModeState.CHANGING:
                break;

              case _ui_utils.PresentationModeState.FULLSCREEN: {
                const previouslyActive = this.active;
                this.switchTool(CursorTool.SELECT);
                this.activeBeforePresentationMode = previouslyActive;
                break;
              }

              case _ui_utils.PresentationModeState.NORMAL: {
                const previouslyActive = this.activeBeforePresentationMode;
                this.activeBeforePresentationMode = null;
                this.switchTool(previouslyActive);
                break;
              }
            }
          });
        }
      }

      exports.PDFCursorTools = PDFCursorTools;

      /***/
    },
    /* 7 */
    /***/ (__unused_webpack_module, exports) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.GrabToPan = GrabToPan;

      function GrabToPan(options) {
        this.element = options.element;
        this.document = options.element.ownerDocument;

        if (typeof options.ignoreTarget === "function") {
          this.ignoreTarget = options.ignoreTarget;
        }

        this.onActiveChanged = options.onActiveChanged;
        this.activate = this.activate.bind(this);
        this.deactivate = this.deactivate.bind(this);
        this.toggle = this.toggle.bind(this);
        this._onmousedown = this._onmousedown.bind(this);
        this._onmousemove = this._onmousemove.bind(this);
        this._endPan = this._endPan.bind(this);
        const overlay = (this.overlay = document.createElement("div"));
        overlay.className = "grab-to-pan-grabbing";
      }

      GrabToPan.prototype = {
        CSS_CLASS_GRAB: "grab-to-pan-grab",
        activate: function GrabToPan_activate() {
          if (!this.active) {
            this.active = true;
            this.element.addEventListener("mousedown", this._onmousedown, true);
            this.element.classList.add(this.CSS_CLASS_GRAB);

            if (this.onActiveChanged) {
              this.onActiveChanged(true);
            }
          }
        },
        deactivate: function GrabToPan_deactivate() {
          if (this.active) {
            this.active = false;
            this.element.removeEventListener(
              "mousedown",
              this._onmousedown,
              true
            );

            this._endPan();

            this.element.classList.remove(this.CSS_CLASS_GRAB);

            if (this.onActiveChanged) {
              this.onActiveChanged(false);
            }
          }
        },
        toggle: function GrabToPan_toggle() {
          if (this.active) {
            this.deactivate();
          } else {
            this.activate();
          }
        },
        ignoreTarget: function GrabToPan_ignoreTarget(node) {
          return node[matchesSelector](
            "a[href], a[href] *, input, textarea, button, button *, select, option"
          );
        },
        _onmousedown: function GrabToPan__onmousedown(event) {
          if (event.button !== 0 || this.ignoreTarget(event.target)) {
            return;
          }

          if (event.originalTarget) {
            try {
              event.originalTarget.tagName;
            } catch (e) {
              return;
            }
          }

          this.scrollLeftStart = this.element.scrollLeft;
          this.scrollTopStart = this.element.scrollTop;
          this.clientXStart = event.clientX;
          this.clientYStart = event.clientY;
          this.document.addEventListener("mousemove", this._onmousemove, true);
          this.document.addEventListener("mouseup", this._endPan, true);
          this.element.addEventListener("scroll", this._endPan, true);
          event.preventDefault();
          event.stopPropagation();
          const focusedElement = document.activeElement;

          if (focusedElement && !focusedElement.contains(event.target)) {
            focusedElement.blur();
          }
        },
        _onmousemove: function GrabToPan__onmousemove(event) {
          this.element.removeEventListener("scroll", this._endPan, true);

          if (isLeftMouseReleased(event)) {
            this._endPan();

            return;
          }

          const xDiff = event.clientX - this.clientXStart;
          const yDiff = event.clientY - this.clientYStart;
          const scrollTop = this.scrollTopStart - yDiff;
          const scrollLeft = this.scrollLeftStart - xDiff;

          if (this.element.scrollTo) {
            this.element.scrollTo({
              top: scrollTop,
              left: scrollLeft,
              behavior: "instant",
            });
          } else {
            this.element.scrollTop = scrollTop;
            this.element.scrollLeft = scrollLeft;
          }

          if (!this.overlay.parentNode) {
            document.body.appendChild(this.overlay);
          }
        },
        _endPan: function GrabToPan__endPan() {
          this.element.removeEventListener("scroll", this._endPan, true);
          this.document.removeEventListener(
            "mousemove",
            this._onmousemove,
            true
          );
          this.document.removeEventListener("mouseup", this._endPan, true);
          this.overlay.remove();
        },
      };
      let matchesSelector;
      ["webkitM", "mozM", "m"].some(function (prefix) {
        let name = prefix + "atches";

        if (name in document.documentElement) {
          matchesSelector = name;
        }

        name += "Selector";

        if (name in document.documentElement) {
          matchesSelector = name;
        }

        return matchesSelector;
      });
      const isNotIEorIsIE10plus =
        !document.documentMode || document.documentMode > 9;
      const chrome = window.chrome;
      const isChrome15OrOpera15plus = chrome && (chrome.webstore || chrome.app);
      const isSafari6plus =
        /Apple/.test(navigator.vendor) &&
        /Version\/([6-9]\d*|[1-5]\d+)/.test(navigator.userAgent);

      function isLeftMouseReleased(event) {
        if ("buttons" in event && isNotIEorIsIE10plus) {
          return !(event.buttons & 1);
        }

        if (isChrome15OrOpera15plus || isSafari6plus) {
          return event.which === 0;
        }

        return false;
      }

      /***/
    },
    /* 8 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.RenderingStates = exports.PDFRenderingQueue = void 0;

      var _pdfjsLib = __webpack_require__(5);

      const CLEANUP_TIMEOUT = 30000;
      const RenderingStates = {
        INITIAL: 0,
        RUNNING: 1,
        PAUSED: 2,
        FINISHED: 3,
      };
      exports.RenderingStates = RenderingStates;

      class PDFRenderingQueue {
        constructor() {
          this.pdfViewer = null;
          this.pdfThumbnailViewer = null;
          this.onIdle = null;
          this.highestPriorityPage = null;
          this.idleTimeout = null;
          this.printing = false;
          this.isThumbnailViewEnabled = false;
        }

        setViewer(pdfViewer) {
          this.pdfViewer = pdfViewer;
        }

        setThumbnailViewer(pdfThumbnailViewer) {
          this.pdfThumbnailViewer = pdfThumbnailViewer;
        }

        isHighestPriority(view) {
          return this.highestPriorityPage === view.renderingId;
        }

        renderHighestPriority(currentlyVisiblePages) {
          if (this.idleTimeout) {
            clearTimeout(this.idleTimeout);
            this.idleTimeout = null;
          }

          if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
            return;
          }

          if (this.pdfThumbnailViewer && this.isThumbnailViewEnabled) {
            if (this.pdfThumbnailViewer.forceRendering()) {
              return;
            }
          }

          if (this.printing) {
            return;
          }

          if (this.onIdle) {
            this.idleTimeout = setTimeout(
              this.onIdle.bind(this),
              CLEANUP_TIMEOUT
            );
          }
        }

        getHighestPriority(visible, views, scrolledDown) {
          const visibleViews = visible.views;
          const numVisible = visibleViews.length;

          if (numVisible === 0) {
            return null;
          }

          for (let i = 0; i < numVisible; ++i) {
            const view = visibleViews[i].view;

            if (!this.isViewFinished(view)) {
              return view;
            }
          }

          if (scrolledDown) {
            const nextPageIndex = visible.last.id;

            if (
              views[nextPageIndex] &&
              !this.isViewFinished(views[nextPageIndex])
            ) {
              return views[nextPageIndex];
            }
          } else {
            const previousPageIndex = visible.first.id - 2;

            if (
              views[previousPageIndex] &&
              !this.isViewFinished(views[previousPageIndex])
            ) {
              return views[previousPageIndex];
            }
          }

          return null;
        }

        isViewFinished(view) {
          return view.renderingState === RenderingStates.FINISHED;
        }

        renderView(view) {
          switch (view.renderingState) {
            case RenderingStates.FINISHED:
              return false;

            case RenderingStates.PAUSED:
              this.highestPriorityPage = view.renderingId;
              view.resume();
              break;

            case RenderingStates.RUNNING:
              this.highestPriorityPage = view.renderingId;
              break;

            case RenderingStates.INITIAL:
              this.highestPriorityPage = view.renderingId;
              view
                .draw()
                .finally(() => {
                  this.renderHighestPriority();
                })
                .catch((reason) => {
                  if (reason instanceof _pdfjsLib.RenderingCancelledException) {
                    return;
                  }

                  console.error(`renderView: "${reason}"`);
                });
              break;
          }

          return true;
        }
      }

      exports.PDFRenderingQueue = PDFRenderingQueue;

      /***/
    },
    /* 9 */
    /***/ (__unused_webpack_module, exports) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.OverlayManager = void 0;

      class OverlayManager {
        constructor() {
          this._overlays = {};
          this._active = null;
          this._keyDownBound = this._keyDown.bind(this);
        }

        get active() {
          return this._active;
        }

        async register(
          name,
          element,
          callerCloseMethod = null,
          canForceClose = false
        ) {
          let container;

          if (!name || !element || !(container = element.parentNode)) {
            throw new Error("Not enough parameters.");
          } else if (this._overlays[name]) {
            throw new Error("The overlay is already registered.");
          }

          this._overlays[name] = {
            element,
            container,
            callerCloseMethod,
            canForceClose,
          };
        }

        async unregister(name) {
          if (!this._overlays[name]) {
            throw new Error("The overlay does not exist.");
          } else if (this._active === name) {
            throw new Error(
              "The overlay cannot be removed while it is active."
            );
          }

          delete this._overlays[name];
        }

        async open(name) {
          if (!this._overlays[name]) {
            throw new Error("The overlay does not exist.");
          } else if (this._active) {
            if (this._overlays[name].canForceClose) {
              this._closeThroughCaller();
            } else if (this._active === name) {
              throw new Error("The overlay is already active.");
            } else {
              throw new Error("Another overlay is currently active.");
            }
          }

          this._active = name;

          this._overlays[this._active].element.classList.remove("hidden");

          this._overlays[this._active].container.classList.remove("hidden");

          window.addEventListener("keydown", this._keyDownBound);
        }

        async close(name) {
          if (!this._overlays[name]) {
            throw new Error("The overlay does not exist.");
          } else if (!this._active) {
            throw new Error("The overlay is currently not active.");
          } else if (this._active !== name) {
            throw new Error("Another overlay is currently active.");
          }

          this._overlays[this._active].container.classList.add("hidden");

          this._overlays[this._active].element.classList.add("hidden");

          this._active = null;
          window.removeEventListener("keydown", this._keyDownBound);
        }

        _keyDown(evt) {
          if (this._active && evt.keyCode === 27) {
            this._closeThroughCaller();

            evt.preventDefault();
          }
        }

        _closeThroughCaller() {
          if (this._overlays[this._active].callerCloseMethod) {
            this._overlays[this._active].callerCloseMethod();
          }

          if (this._active) {
            this.close(this._active);
          }
        }
      }

      exports.OverlayManager = OverlayManager;

      /***/
    },
    /* 10 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PasswordPrompt = void 0;

      var _ui_utils = __webpack_require__(4);

      var _pdfjsLib = __webpack_require__(5);

      class PasswordPrompt {
        constructor(options, overlayManager, l10n = _ui_utils.NullL10n) {
          this.overlayName = options.overlayName;
          this.container = options.container;
          this.label = options.label;
          this.input = options.input;
          this.submitButton = options.submitButton;
          this.cancelButton = options.cancelButton;
          this.overlayManager = overlayManager;
          this.l10n = l10n;
          this.updateCallback = null;
          this.reason = null;
          this.submitButton.addEventListener("click", this.verify.bind(this));
          this.cancelButton.addEventListener("click", this.close.bind(this));
          this.input.addEventListener("keydown", (e) => {
            if (e.keyCode === 13) {
              this.verify();
            }
          });
          this.overlayManager.register(
            this.overlayName,
            this.container,
            this.close.bind(this),
            true
          );
        }

        open() {
          this.overlayManager.open(this.overlayName).then(() => {
            this.input.focus();
            let promptString;

            if (
              this.reason === _pdfjsLib.PasswordResponses.INCORRECT_PASSWORD
            ) {
              promptString = this.l10n.get(
                "password_invalid",
                null,
                "Invalid password. Please try again."
              );
            } else {
              promptString = this.l10n.get(
                "password_label",
                null,
                "Enter the password to open this PDF file."
              );
            }

            promptString.then((msg) => {
              this.label.textContent = msg;
            });
          });
        }

        close() {
          this.overlayManager.close(this.overlayName).then(() => {
            this.input.value = "";
          });
        }

        verify() {
          const password = this.input.value;

          if (password && password.length > 0) {
            this.close();
            this.updateCallback(password);
          }
        }

        setUpdateCallback(updateCallback, reason) {
          this.updateCallback = updateCallback;
          this.reason = reason;
        }
      }

      exports.PasswordPrompt = PasswordPrompt;

      /***/
    },
    /* 11 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFAttachmentViewer = void 0;

      var _pdfjsLib = __webpack_require__(5);

      var _base_tree_viewer = __webpack_require__(12);

      var _viewer_compatibility = __webpack_require__(2);

      const PdfFileRegExp = /\.pdf$/i;

      class PDFAttachmentViewer extends _base_tree_viewer.BaseTreeViewer {
        constructor(options) {
          super(options);
          this.downloadManager = options.downloadManager;

          this.eventBus._on(
            "fileattachmentannotation",
            this._appendAttachment.bind(this)
          );
        }

        reset(keepRenderedCapability = false) {
          super.reset();
          this._attachments = null;

          if (!keepRenderedCapability) {
            this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)();
          }

          if (this._pendingDispatchEvent) {
            clearTimeout(this._pendingDispatchEvent);
          }

          this._pendingDispatchEvent = null;
        }

        _dispatchEvent(attachmentsCount) {
          this._renderedCapability.resolve();

          if (this._pendingDispatchEvent) {
            clearTimeout(this._pendingDispatchEvent);
            this._pendingDispatchEvent = null;
          }

          if (attachmentsCount === 0) {
            this._pendingDispatchEvent = setTimeout(() => {
              this.eventBus.dispatch("attachmentsloaded", {
                source: this,
                attachmentsCount: 0,
              });
              this._pendingDispatchEvent = null;
            });
            return;
          }

          this.eventBus.dispatch("attachmentsloaded", {
            source: this,
            attachmentsCount,
          });
        }

        _bindPdfLink(element, { content, filename }) {
          let blobUrl;

          element.onclick = () => {
            if (!blobUrl) {
              blobUrl = URL.createObjectURL(
                new Blob([content], {
                  type: "application/pdf",
                })
              );
            }

            let viewerUrl;
            viewerUrl = "?file=" + encodeURIComponent(blobUrl + "#" + filename);

            try {
              window.open(viewerUrl);
            } catch (ex) {
              console.error(`_bindPdfLink: ${ex}`);
              URL.revokeObjectURL(blobUrl);
              blobUrl = null;
              this.downloadManager.downloadData(
                content,
                filename,
                "application/pdf"
              );
            }

            return false;
          };
        }

        _bindLink(element, { content, filename }) {
          element.onclick = () => {
            const contentType = PdfFileRegExp.test(filename)
              ? "application/pdf"
              : "";
            this.downloadManager.downloadData(content, filename, contentType);
            return false;
          };
        }

        render({ attachments, keepRenderedCapability = false }) {
          if (this._attachments) {
            this.reset(keepRenderedCapability);
          }

          this._attachments = attachments || null;

          if (!attachments) {
            this._dispatchEvent(0);

            return;
          }

          const names = Object.keys(attachments).sort(function (a, b) {
            return a.toLowerCase().localeCompare(b.toLowerCase());
          });
          const fragment = document.createDocumentFragment();
          let attachmentsCount = 0;

          for (const name of names) {
            const item = attachments[name];
            const filename = (0, _pdfjsLib.getFilenameFromUrl)(item.filename);
            const div = document.createElement("div");
            div.className = "treeItem";
            const element = document.createElement("a");

            if (
              PdfFileRegExp.test(filename) &&
              !_viewer_compatibility.viewerCompatibilityParams
                .disableCreateObjectURL
            ) {
              this._bindPdfLink(element, {
                content: item.content,
                filename,
              });
            } else {
              this._bindLink(element, {
                content: item.content,
                filename,
              });
            }

            element.textContent = this._normalizeTextContent(filename);
            div.appendChild(element);
            fragment.appendChild(div);
            attachmentsCount++;
          }

          this._finishRendering(fragment, attachmentsCount);
        }

        _appendAttachment({ id, filename, content }) {
          const renderedPromise = this._renderedCapability.promise;
          renderedPromise.then(() => {
            if (renderedPromise !== this._renderedCapability.promise) {
              return;
            }

            let attachments = this._attachments;

            if (!attachments) {
              attachments = Object.create(null);
            } else {
              for (const name in attachments) {
                if (id === name) {
                  return;
                }
              }
            }

            attachments[id] = {
              filename,
              content,
            };
            this.render({
              attachments,
              keepRenderedCapability: true,
            });
          });
        }
      }

      exports.PDFAttachmentViewer = PDFAttachmentViewer;

      /***/
    },
    /* 12 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.BaseTreeViewer = void 0;

      var _pdfjsLib = __webpack_require__(5);

      const TREEITEM_OFFSET_TOP = -100;
      const TREEITEM_SELECTED_CLASS = "selected";

      class BaseTreeViewer {
        constructor(options) {
          if (this.constructor === BaseTreeViewer) {
            throw new Error("Cannot initialize BaseTreeViewer.");
          }

          this.container = options.container;
          this.eventBus = options.eventBus;
          this.reset();
        }

        reset() {
          this._pdfDocument = null;
          this._lastToggleIsShow = true;
          this._currentTreeItem = null;
          this.container.textContent = "";
          this.container.classList.remove("treeWithDeepNesting");
        }

        _dispatchEvent(count) {
          throw new Error("Not implemented: _dispatchEvent");
        }

        _bindLink(element, params) {
          throw new Error("Not implemented: _bindLink");
        }

        _normalizeTextContent(str) {
          return (0, _pdfjsLib.removeNullCharacters)(str) || "\u2013";
        }

        _addToggleButton(div, hidden = false) {
          const toggler = document.createElement("div");
          toggler.className = "treeItemToggler";

          if (hidden) {
            toggler.classList.add("treeItemsHidden");
          }

          toggler.onclick = (evt) => {
            evt.stopPropagation();
            toggler.classList.toggle("treeItemsHidden");

            if (evt.shiftKey) {
              const shouldShowAll = !toggler.classList.contains(
                "treeItemsHidden"
              );

              this._toggleTreeItem(div, shouldShowAll);
            }
          };

          div.insertBefore(toggler, div.firstChild);
        }

        _toggleTreeItem(root, show = false) {
          this._lastToggleIsShow = show;

          for (const toggler of root.querySelectorAll(".treeItemToggler")) {
            toggler.classList.toggle("treeItemsHidden", !show);
          }
        }

        _toggleAllTreeItems() {
          this._toggleTreeItem(this.container, !this._lastToggleIsShow);
        }

        _finishRendering(fragment, count, hasAnyNesting = false) {
          if (hasAnyNesting) {
            this.container.classList.add("treeWithDeepNesting");
            this._lastToggleIsShow = !fragment.querySelector(
              ".treeItemsHidden"
            );
          }

          this.container.appendChild(fragment);

          this._dispatchEvent(count);
        }

        render(params) {
          throw new Error("Not implemented: render");
        }

        _updateCurrentTreeItem(treeItem = null) {
          if (this._currentTreeItem) {
            this._currentTreeItem.classList.remove(TREEITEM_SELECTED_CLASS);

            this._currentTreeItem = null;
          }

          if (treeItem) {
            treeItem.classList.add(TREEITEM_SELECTED_CLASS);
            this._currentTreeItem = treeItem;
          }
        }

        _scrollToCurrentTreeItem(treeItem) {
          if (!treeItem) {
            return;
          }

          let currentNode = treeItem.parentNode;

          while (currentNode && currentNode !== this.container) {
            if (currentNode.classList.contains("treeItem")) {
              const toggler = currentNode.firstElementChild;
              toggler?.classList.remove("treeItemsHidden");
            }

            currentNode = currentNode.parentNode;
          }

          this._updateCurrentTreeItem(treeItem);

          this.container.scrollTo(
            treeItem.offsetLeft,
            treeItem.offsetTop + TREEITEM_OFFSET_TOP
          );
        }
      }

      exports.BaseTreeViewer = BaseTreeViewer;

      /***/
    },
    /* 13 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFDocumentProperties = void 0;

      var _pdfjsLib = __webpack_require__(5);

      var _ui_utils = __webpack_require__(4);

      const DEFAULT_FIELD_CONTENT = "-";
      const NON_METRIC_LOCALES = ["en-us", "en-lr", "my"];
      const US_PAGE_NAMES = {
        "8.5x11": "Letter",
        "8.5x14": "Legal",
      };
      const METRIC_PAGE_NAMES = {
        "297x420": "A3",
        "210x297": "A4",
      };

      function getPageName(size, isPortrait, pageNames) {
        const width = isPortrait ? size.width : size.height;
        const height = isPortrait ? size.height : size.width;
        return pageNames[`${width}x${height}`];
      }

      class PDFDocumentProperties {
        constructor(
          { overlayName, fields, container, closeButton },
          overlayManager,
          eventBus,
          l10n = _ui_utils.NullL10n
        ) {
          this.overlayName = overlayName;
          this.fields = fields;
          this.container = container;
          this.overlayManager = overlayManager;
          this.l10n = l10n;

          this._reset();

          closeButton.addEventListener("click", this.close.bind(this));
          this.overlayManager.register(
            this.overlayName,
            this.container,
            this.close.bind(this)
          );

          eventBus._on("pagechanging", (evt) => {
            this._currentPageNumber = evt.pageNumber;
          });

          eventBus._on("rotationchanging", (evt) => {
            this._pagesRotation = evt.pagesRotation;
          });

          this._isNonMetricLocale = true;
          l10n.getLanguage().then((locale) => {
            this._isNonMetricLocale = NON_METRIC_LOCALES.includes(locale);
          });
        }

        async open() {
          const freezeFieldData = (data) => {
            Object.defineProperty(this, "fieldData", {
              value: Object.freeze(data),
              writable: false,
              enumerable: true,
              configurable: true,
            });
          };

          await Promise.all([
            this.overlayManager.open(this.overlayName),
            this._dataAvailableCapability.promise,
          ]);
          const currentPageNumber = this._currentPageNumber;
          const pagesRotation = this._pagesRotation;

          if (
            this.fieldData &&
            currentPageNumber === this.fieldData._currentPageNumber &&
            pagesRotation === this.fieldData._pagesRotation
          ) {
            this._updateUI();

            return;
          }

          const {
            info,
            contentDispositionFilename,
            contentLength,
          } = await this.pdfDocument.getMetadata();
          const [
            fileName,
            fileSize,
            creationDate,
            modificationDate,
            pageSize,
            isLinearized,
          ] = await Promise.all([
            contentDispositionFilename ||
              (0, _ui_utils.getPDFFileNameFromURL)(this.url),
            this._parseFileSize(contentLength),
            this._parseDate(info.CreationDate),
            this._parseDate(info.ModDate),
            this.pdfDocument.getPage(currentPageNumber).then((pdfPage) => {
              return this._parsePageSize(
                (0, _ui_utils.getPageSizeInches)(pdfPage),
                pagesRotation
              );
            }),
            this._parseLinearization(info.IsLinearized),
          ]);
          freezeFieldData({
            fileName,
            fileSize,
            title: info.Title,
            author: info.Author,
            subject: info.Subject,
            keywords: info.Keywords,
            creationDate,
            modificationDate,
            creator: info.Creator,
            producer: info.Producer,
            version: info.PDFFormatVersion,
            pageCount: this.pdfDocument.numPages,
            pageSize,
            linearized: isLinearized,
            _currentPageNumber: currentPageNumber,
            _pagesRotation: pagesRotation,
          });

          this._updateUI();

          const { length } = await this.pdfDocument.getDownloadInfo();

          if (contentLength === length) {
            return;
          }

          const data = Object.assign(Object.create(null), this.fieldData);
          data.fileSize = await this._parseFileSize(length);
          freezeFieldData(data);

          this._updateUI();
        }

        close() {
          this.overlayManager.close(this.overlayName);
        }

        setDocument(pdfDocument, url = null) {
          if (this.pdfDocument) {
            this._reset();

            this._updateUI(true);
          }

          if (!pdfDocument) {
            return;
          }

          this.pdfDocument = pdfDocument;
          this.url = url;

          this._dataAvailableCapability.resolve();
        }

        _reset() {
          this.pdfDocument = null;
          this.url = null;
          delete this.fieldData;
          this._dataAvailableCapability = (0,
          _pdfjsLib.createPromiseCapability)();
          this._currentPageNumber = 1;
          this._pagesRotation = 0;
        }

        _updateUI(reset = false) {
          if (reset || !this.fieldData) {
            for (const id in this.fields) {
              this.fields[id].textContent = DEFAULT_FIELD_CONTENT;
            }

            return;
          }

          if (this.overlayManager.active !== this.overlayName) {
            return;
          }

          for (const id in this.fields) {
            const content = this.fieldData[id];
            this.fields[id].textContent =
              content || content === 0 ? content : DEFAULT_FIELD_CONTENT;
          }
        }

        async _parseFileSize(fileSize = 0) {
          const kb = fileSize / 1024;

          if (!kb) {
            return undefined;
          } else if (kb < 1024) {
            return this.l10n.get(
              "document_properties_kb",
              {
                size_kb: (+kb.toPrecision(3)).toLocaleString(),
                size_b: fileSize.toLocaleString(),
              },
              "{{size_kb}} KB ({{size_b}} bytes)"
            );
          }

          return this.l10n.get(
            "document_properties_mb",
            {
              size_mb: (+(kb / 1024).toPrecision(3)).toLocaleString(),
              size_b: fileSize.toLocaleString(),
            },
            "{{size_mb}} MB ({{size_b}} bytes)"
          );
        }

        async _parsePageSize(pageSizeInches, pagesRotation) {
          if (!pageSizeInches) {
            return undefined;
          }

          if (pagesRotation % 180 !== 0) {
            pageSizeInches = {
              width: pageSizeInches.height,
              height: pageSizeInches.width,
            };
          }

          const isPortrait = (0, _ui_utils.isPortraitOrientation)(
            pageSizeInches
          );
          let sizeInches = {
            width: Math.round(pageSizeInches.width * 100) / 100,
            height: Math.round(pageSizeInches.height * 100) / 100,
          };
          let sizeMillimeters = {
            width: Math.round(pageSizeInches.width * 25.4 * 10) / 10,
            height: Math.round(pageSizeInches.height * 25.4 * 10) / 10,
          };
          let pageName = null;
          let rawName =
            getPageName(sizeInches, isPortrait, US_PAGE_NAMES) ||
            getPageName(sizeMillimeters, isPortrait, METRIC_PAGE_NAMES);

          if (
            !rawName &&
            !(
              Number.isInteger(sizeMillimeters.width) &&
              Number.isInteger(sizeMillimeters.height)
            )
          ) {
            const exactMillimeters = {
              width: pageSizeInches.width * 25.4,
              height: pageSizeInches.height * 25.4,
            };
            const intMillimeters = {
              width: Math.round(sizeMillimeters.width),
              height: Math.round(sizeMillimeters.height),
            };

            if (
              Math.abs(exactMillimeters.width - intMillimeters.width) < 0.1 &&
              Math.abs(exactMillimeters.height - intMillimeters.height) < 0.1
            ) {
              rawName = getPageName(
                intMillimeters,
                isPortrait,
                METRIC_PAGE_NAMES
              );

              if (rawName) {
                sizeInches = {
                  width: Math.round((intMillimeters.width / 25.4) * 100) / 100,
                  height:
                    Math.round((intMillimeters.height / 25.4) * 100) / 100,
                };
                sizeMillimeters = intMillimeters;
              }
            }
          }

          if (rawName) {
            pageName = this.l10n.get(
              "document_properties_page_size_name_" + rawName.toLowerCase(),
              null,
              rawName
            );
          }

          return Promise.all([
            this._isNonMetricLocale ? sizeInches : sizeMillimeters,
            this.l10n.get(
              "document_properties_page_size_unit_" +
                (this._isNonMetricLocale ? "inches" : "millimeters"),
              null,
              this._isNonMetricLocale ? "in" : "mm"
            ),
            pageName,
            this.l10n.get(
              "document_properties_page_size_orientation_" +
                (isPortrait ? "portrait" : "landscape"),
              null,
              isPortrait ? "portrait" : "landscape"
            ),
          ]).then(([{ width, height }, unit, name, orientation]) => {
            return this.l10n.get(
              "document_properties_page_size_dimension_" +
                (name ? "name_" : "") +
                "string",
              {
                width: width.toLocaleString(),
                height: height.toLocaleString(),
                unit,
                name,
                orientation,
              },
              "{{width}} × {{height}} {{unit}} (" +
                (name ? "{{name}}, " : "") +
                "{{orientation}})"
            );
          });
        }

        async _parseDate(inputDate) {
          const dateObject = _pdfjsLib.PDFDateString.toDateObject(inputDate);

          if (!dateObject) {
            return undefined;
          }

          return this.l10n.get(
            "document_properties_date_string",
            {
              date: dateObject.toLocaleDateString(),
              time: dateObject.toLocaleTimeString(),
            },
            "{{date}}, {{time}}"
          );
        }

        _parseLinearization(isLinearized) {
          return this.l10n.get(
            "document_properties_linearized_" + (isLinearized ? "yes" : "no"),
            null,
            isLinearized ? "Yes" : "No"
          );
        }
      }

      exports.PDFDocumentProperties = PDFDocumentProperties;

      /***/
    },
    /* 14 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFFindBar = void 0;

      var _pdf_find_controller = __webpack_require__(15);

      var _ui_utils = __webpack_require__(4);

      const MATCHES_COUNT_LIMIT = 1000;

      class PDFFindBar {
        constructor(options, eventBus, l10n = _ui_utils.NullL10n) {
          this.opened = false;
          this.bar = options.bar || null;
          this.toggleButton = options.toggleButton || null;
          this.findField = options.findField || null;
          this.highlightAll = options.highlightAllCheckbox || null;
          this.caseSensitive = options.caseSensitiveCheckbox || null;
          this.entireWord = options.entireWordCheckbox || null;
          this.findMsg = options.findMsg || null;
          this.findResultsCount = options.findResultsCount || null;
          this.findPreviousButton = options.findPreviousButton || null;
          this.findNextButton = options.findNextButton || null;
          this.eventBus = eventBus;
          this.l10n = l10n;
          this.toggleButton.addEventListener("click", () => {
            this.toggle();
          });
          this.findField.addEventListener("input", () => {
            this.dispatchEvent("");
          });
          this.bar.addEventListener("keydown", (e) => {
            switch (e.keyCode) {
              case 13:
                if (e.target === this.findField) {
                  this.dispatchEvent("again", e.shiftKey);
                }

                break;

              case 27:
                this.close();
                break;
            }
          });
          this.findPreviousButton.addEventListener("click", () => {
            this.dispatchEvent("again", true);
          });
          this.findNextButton.addEventListener("click", () => {
            this.dispatchEvent("again", false);
          });
          this.highlightAll.addEventListener("click", () => {
            this.dispatchEvent("highlightallchange");
          });
          this.caseSensitive.addEventListener("click", () => {
            this.dispatchEvent("casesensitivitychange");
          });
          this.entireWord.addEventListener("click", () => {
            this.dispatchEvent("entirewordchange");
          });

          this.eventBus._on("resize", this._adjustWidth.bind(this));
        }

        reset() {
          this.updateUIState();
        }

        dispatchEvent(type, findPrev) {
          this.eventBus.dispatch("find", {
            source: this,
            type,
            query: this.findField.value,
            phraseSearch: true,
            caseSensitive: this.caseSensitive.checked,
            entireWord: this.entireWord.checked,
            highlightAll: this.highlightAll.checked,
            findPrevious: findPrev,
          });
        }

        updateUIState(state, previous, matchesCount) {
          let findMsg = "";
          let status = "";

          switch (state) {
            case _pdf_find_controller.FindState.FOUND:
              break;

            case _pdf_find_controller.FindState.PENDING:
              status = "pending";
              break;

            case _pdf_find_controller.FindState.NOT_FOUND:
              findMsg = this.l10n.get(
                "find_not_found",
                null,
                "Phrase not found"
              );
              status = "notFound";
              break;

            case _pdf_find_controller.FindState.WRAPPED:
              if (previous) {
                findMsg = this.l10n.get(
                  "find_reached_top",
                  null,
                  "Reached top of document, continued from bottom"
                );
              } else {
                findMsg = this.l10n.get(
                  "find_reached_bottom",
                  null,
                  "Reached end of document, continued from top"
                );
              }

              break;
          }

          this.findField.setAttribute("data-status", status);
          Promise.resolve(findMsg).then((msg) => {
            this.findMsg.textContent = msg;

            this._adjustWidth();
          });
          this.updateResultsCount(matchesCount);
        }

        updateResultsCount({ current = 0, total = 0 } = {}) {
          if (!this.findResultsCount) {
            return;
          }

          const limit = MATCHES_COUNT_LIMIT;
          let matchesCountMsg = "";

          if (total > 0) {
            if (total > limit) {
              matchesCountMsg = this.l10n.get(
                "find_match_count_limit",
                {
                  limit,
                },
                "More than {{limit}} match" + (limit !== 1 ? "es" : "")
              );
            } else {
              matchesCountMsg = this.l10n.get(
                "find_match_count",
                {
                  current,
                  total,
                },
                "{{current}} of {{total}} match" + (total !== 1 ? "es" : "")
              );
            }
          }

          Promise.resolve(matchesCountMsg).then((msg) => {
            this.findResultsCount.textContent = msg;
            this.findResultsCount.classList.toggle("hidden", !total);

            this._adjustWidth();
          });
        }

        open() {
          if (!this.opened) {
            this.opened = true;
            this.toggleButton.classList.add("toggled");
            this.bar.classList.remove("hidden");
          }

          this.findField.select();
          this.findField.focus();

          this._adjustWidth();
        }

        close() {
          if (!this.opened) {
            return;
          }

          this.opened = false;
          this.toggleButton.classList.remove("toggled");
          this.bar.classList.add("hidden");
          this.eventBus.dispatch("findbarclose", {
            source: this,
          });
        }

        toggle() {
          if (this.opened) {
            this.close();
          } else {
            this.open();
          }
        }

        _adjustWidth() {
          if (!this.opened) {
            return;
          }

          this.bar.classList.remove("wrapContainers");
          const findbarHeight = this.bar.clientHeight;
          const inputContainerHeight = this.bar.firstElementChild.clientHeight;

          if (findbarHeight > inputContainerHeight) {
            this.bar.classList.add("wrapContainers");
          }
        }
      }

      exports.PDFFindBar = PDFFindBar;

      /***/
    },
    /* 15 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFFindController = exports.FindState = void 0;

      var _pdfjsLib = __webpack_require__(5);

      var _pdf_find_utils = __webpack_require__(16);

      var _ui_utils = __webpack_require__(4);

      const FindState = {
        FOUND: 0,
        NOT_FOUND: 1,
        WRAPPED: 2,
        PENDING: 3,
      };
      exports.FindState = FindState;
      const FIND_TIMEOUT = 250;
      const MATCH_SCROLL_OFFSET_TOP = -50;
      const MATCH_SCROLL_OFFSET_LEFT = -400;
      const CHARACTERS_TO_NORMALIZE = {
        "\u2018": "'",
        "\u2019": "'",
        "\u201A": "'",
        "\u201B": "'",
        "\u201C": '"',
        "\u201D": '"',
        "\u201E": '"',
        "\u201F": '"',
        "\u00BC": "1/4",
        "\u00BD": "1/2",
        "\u00BE": "3/4",
      };
      let normalizationRegex = null;

      function normalize(text) {
        if (!normalizationRegex) {
          const replace = Object.keys(CHARACTERS_TO_NORMALIZE).join("");
          normalizationRegex = new RegExp(`[${replace}]`, "g");
        }

        let diffs = null;
        const normalizedText = text.replace(
          normalizationRegex,
          function (ch, index) {
            const normalizedCh = CHARACTERS_TO_NORMALIZE[ch],
              diff = normalizedCh.length - ch.length;

            if (diff !== 0) {
              (diffs || (diffs = [])).push([index, diff]);
            }

            return normalizedCh;
          }
        );
        return [normalizedText, diffs];
      }

      function getOriginalIndex(matchIndex, diffs = null) {
        if (!diffs) {
          return matchIndex;
        }

        let totalDiff = 0;

        for (const [index, diff] of diffs) {
          const currentIndex = index + totalDiff;

          if (currentIndex >= matchIndex) {
            break;
          }

          if (currentIndex + diff > matchIndex) {
            totalDiff += matchIndex - currentIndex;
            break;
          }

          totalDiff += diff;
        }

        return matchIndex - totalDiff;
      }

      class PDFFindController {
        constructor({ linkService, eventBus }) {
          this._linkService = linkService;
          this._eventBus = eventBus;

          this._reset();

          eventBus._on("findbarclose", this._onFindBarClose.bind(this));
        }

        get highlightMatches() {
          return this._highlightMatches;
        }

        get pageMatches() {
          return this._pageMatches;
        }

        get pageMatchesLength() {
          return this._pageMatchesLength;
        }

        get selected() {
          return this._selected;
        }

        get state() {
          return this._state;
        }

        setDocument(pdfDocument) {
          if (this._pdfDocument) {
            this._reset();
          }

          if (!pdfDocument) {
            return;
          }

          this._pdfDocument = pdfDocument;

          this._firstPageCapability.resolve();
        }

        executeCommand(cmd, state) {
          if (!state) {
            return;
          }

          const pdfDocument = this._pdfDocument;

          if (this._state === null || this._shouldDirtyMatch(cmd, state)) {
            this._dirtyMatch = true;
          }

          this._state = state;

          if (cmd !== "findhighlightallchange") {
            this._updateUIState(FindState.PENDING);
          }

          this._firstPageCapability.promise.then(() => {
            if (
              !this._pdfDocument ||
              (pdfDocument && this._pdfDocument !== pdfDocument)
            ) {
              return;
            }

            this._extractText();

            const findbarClosed = !this._highlightMatches;
            const pendingTimeout = !!this._findTimeout;

            if (this._findTimeout) {
              clearTimeout(this._findTimeout);
              this._findTimeout = null;
            }

            if (cmd === "find") {
              this._findTimeout = setTimeout(() => {
                this._nextMatch();

                this._findTimeout = null;
              }, FIND_TIMEOUT);
            } else if (this._dirtyMatch) {
              this._nextMatch();
            } else if (cmd === "findagain") {
              this._nextMatch();

              if (findbarClosed && this._state.highlightAll) {
                this._updateAllPages();
              }
            } else if (cmd === "findhighlightallchange") {
              if (pendingTimeout) {
                this._nextMatch();
              } else {
                this._highlightMatches = true;
              }

              this._updateAllPages();
            } else {
              this._nextMatch();
            }
          });
        }

        scrollMatchIntoView({
          element = null,
          pageIndex = -1,
          matchIndex = -1,
        }) {
          if (!this._scrollMatches || !element) {
            return;
          } else if (
            matchIndex === -1 ||
            matchIndex !== this._selected.matchIdx
          ) {
            return;
          } else if (pageIndex === -1 || pageIndex !== this._selected.pageIdx) {
            return;
          }

          this._scrollMatches = false;
          const spot = {
            top: MATCH_SCROLL_OFFSET_TOP,
            left: MATCH_SCROLL_OFFSET_LEFT,
          };
          (0, _ui_utils.scrollIntoView)(element, spot, true);
        }

        _reset() {
          this._highlightMatches = false;
          this._scrollMatches = false;
          this._pdfDocument = null;
          this._pageMatches = [];
          this._pageMatchesLength = [];
          this._state = null;
          this._selected = {
            pageIdx: -1,
            matchIdx: -1,
          };
          this._offset = {
            pageIdx: null,
            matchIdx: null,
            wrapped: false,
          };
          this._extractTextPromises = [];
          this._pageContents = [];
          this._pageDiffs = [];
          this._matchesCountTotal = 0;
          this._pagesToSearch = null;
          this._pendingFindMatches = Object.create(null);
          this._resumePageIdx = null;
          this._dirtyMatch = false;
          clearTimeout(this._findTimeout);
          this._findTimeout = null;
          this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
        }

        get _query() {
          if (this._state.query !== this._rawQuery) {
            this._rawQuery = this._state.query;
            [this._normalizedQuery] = normalize(this._state.query);
          }

          return this._normalizedQuery;
        }

        _shouldDirtyMatch(cmd, state) {
          if (state.query !== this._state.query) {
            return true;
          }

          switch (cmd) {
            case "findagain":
              const pageNumber = this._selected.pageIdx + 1;
              const linkService = this._linkService;

              if (
                pageNumber >= 1 &&
                pageNumber <= linkService.pagesCount &&
                pageNumber !== linkService.page &&
                !linkService.isPageVisible(pageNumber)
              ) {
                return true;
              }

              return false;

            case "findhighlightallchange":
              return false;
          }

          return true;
        }

        _prepareMatches(matchesWithLength, matches, matchesLength) {
          function isSubTerm(currentIndex) {
            const currentElem = matchesWithLength[currentIndex];
            const nextElem = matchesWithLength[currentIndex + 1];

            if (
              currentIndex < matchesWithLength.length - 1 &&
              currentElem.match === nextElem.match
            ) {
              currentElem.skipped = true;
              return true;
            }

            for (let i = currentIndex - 1; i >= 0; i--) {
              const prevElem = matchesWithLength[i];

              if (prevElem.skipped) {
                continue;
              }

              if (prevElem.match + prevElem.matchLength < currentElem.match) {
                break;
              }

              if (
                prevElem.match + prevElem.matchLength >=
                currentElem.match + currentElem.matchLength
              ) {
                currentElem.skipped = true;
                return true;
              }
            }

            return false;
          }

          matchesWithLength.sort(function (a, b) {
            return a.match === b.match
              ? a.matchLength - b.matchLength
              : a.match - b.match;
          });

          for (let i = 0, len = matchesWithLength.length; i < len; i++) {
            if (isSubTerm(i)) {
              continue;
            }

            matches.push(matchesWithLength[i].match);
            matchesLength.push(matchesWithLength[i].matchLength);
          }
        }

        _isEntireWord(content, startIdx, length) {
          if (startIdx > 0) {
            const first = content.charCodeAt(startIdx);
            const limit = content.charCodeAt(startIdx - 1);

            if (
              (0, _pdf_find_utils.getCharacterType)(first) ===
              (0, _pdf_find_utils.getCharacterType)(limit)
            ) {
              return false;
            }
          }

          const endIdx = startIdx + length - 1;

          if (endIdx < content.length - 1) {
            const last = content.charCodeAt(endIdx);
            const limit = content.charCodeAt(endIdx + 1);

            if (
              (0, _pdf_find_utils.getCharacterType)(last) ===
              (0, _pdf_find_utils.getCharacterType)(limit)
            ) {
              return false;
            }
          }

          return true;
        }

        _calculatePhraseMatch(
          query,
          pageIndex,
          pageContent,
          pageDiffs,
          entireWord
        ) {
          const matches = [],
            matchesLength = [];
          const queryLen = query.length;
          let matchIdx = -queryLen;

          while (true) {
            matchIdx = pageContent.indexOf(query, matchIdx + queryLen);

            if (matchIdx === -1) {
              break;
            }

            if (
              entireWord &&
              !this._isEntireWord(pageContent, matchIdx, queryLen)
            ) {
              continue;
            }

            const originalMatchIdx = getOriginalIndex(matchIdx, pageDiffs),
              matchEnd = matchIdx + queryLen - 1,
              originalQueryLen =
                getOriginalIndex(matchEnd, pageDiffs) - originalMatchIdx + 1;
            matches.push(originalMatchIdx);
            matchesLength.push(originalQueryLen);
          }

          this._pageMatches[pageIndex] = matches;
          this._pageMatchesLength[pageIndex] = matchesLength;
        }

        _calculateWordMatch(
          query,
          pageIndex,
          pageContent,
          pageDiffs,
          entireWord
        ) {
          const matchesWithLength = [];
          const queryArray = query.match(/\S+/g);

          for (let i = 0, len = queryArray.length; i < len; i++) {
            const subquery = queryArray[i];
            const subqueryLen = subquery.length;
            let matchIdx = -subqueryLen;

            while (true) {
              matchIdx = pageContent.indexOf(subquery, matchIdx + subqueryLen);

              if (matchIdx === -1) {
                break;
              }

              if (
                entireWord &&
                !this._isEntireWord(pageContent, matchIdx, subqueryLen)
              ) {
                continue;
              }

              const originalMatchIdx = getOriginalIndex(matchIdx, pageDiffs),
                matchEnd = matchIdx + subqueryLen - 1,
                originalQueryLen =
                  getOriginalIndex(matchEnd, pageDiffs) - originalMatchIdx + 1;
              matchesWithLength.push({
                match: originalMatchIdx,
                matchLength: originalQueryLen,
                skipped: false,
              });
            }
          }

          this._pageMatchesLength[pageIndex] = [];
          this._pageMatches[pageIndex] = [];

          this._prepareMatches(
            matchesWithLength,
            this._pageMatches[pageIndex],
            this._pageMatchesLength[pageIndex]
          );
        }

        _calculateMatch(pageIndex) {
          let pageContent = this._pageContents[pageIndex];
          const pageDiffs = this._pageDiffs[pageIndex];
          let query = this._query;
          const { caseSensitive, entireWord, phraseSearch } = this._state;

          if (query.length === 0) {
            return;
          }

          if (!caseSensitive) {
            pageContent = pageContent.toLowerCase();
            query = query.toLowerCase();
          }

          if (phraseSearch) {
            this._calculatePhraseMatch(
              query,
              pageIndex,
              pageContent,
              pageDiffs,
              entireWord
            );
          } else {
            this._calculateWordMatch(
              query,
              pageIndex,
              pageContent,
              pageDiffs,
              entireWord
            );
          }

          if (this._state.highlightAll) {
            this._updatePage(pageIndex);
          }

          if (this._resumePageIdx === pageIndex) {
            this._resumePageIdx = null;

            this._nextPageMatch();
          }

          const pageMatchesCount = this._pageMatches[pageIndex].length;

          if (pageMatchesCount > 0) {
            this._matchesCountTotal += pageMatchesCount;

            this._updateUIResultsCount();
          }
        }

        _extractText() {
          if (this._extractTextPromises.length > 0) {
            return;
          }

          let promise = Promise.resolve();

          for (let i = 0, ii = this._linkService.pagesCount; i < ii; i++) {
            const extractTextCapability = (0,
            _pdfjsLib.createPromiseCapability)();
            this._extractTextPromises[i] = extractTextCapability.promise;
            promise = promise.then(() => {
              return this._pdfDocument
                .getPage(i + 1)
                .then((pdfPage) => {
                  return pdfPage.getTextContent({
                    normalizeWhitespace: true,
                  });
                })
                .then(
                  (textContent) => {
                    const textItems = textContent.items;
                    const strBuf = [];

                    for (let j = 0, jj = textItems.length; j < jj; j++) {
                      strBuf.push(textItems[j].str);
                    }

                    [this._pageContents[i], this._pageDiffs[i]] = normalize(
                      strBuf.join("")
                    );
                    extractTextCapability.resolve(i);
                  },
                  (reason) => {
                    console.error(
                      `Unable to get text content for page ${i + 1}`,
                      reason
                    );
                    this._pageContents[i] = "";
                    this._pageDiffs[i] = null;
                    extractTextCapability.resolve(i);
                  }
                );
            });
          }
        }

        _updatePage(index) {
          if (this._scrollMatches && this._selected.pageIdx === index) {
            this._linkService.page = index + 1;
          }

          this._eventBus.dispatch("updatetextlayermatches", {
            source: this,
            pageIndex: index,
          });
        }

        _updateAllPages() {
          this._eventBus.dispatch("updatetextlayermatches", {
            source: this,
            pageIndex: -1,
          });
        }

        _nextMatch() {
          const previous = this._state.findPrevious;
          const currentPageIndex = this._linkService.page - 1;
          const numPages = this._linkService.pagesCount;
          this._highlightMatches = true;

          if (this._dirtyMatch) {
            this._dirtyMatch = false;
            this._selected.pageIdx = this._selected.matchIdx = -1;
            this._offset.pageIdx = currentPageIndex;
            this._offset.matchIdx = null;
            this._offset.wrapped = false;
            this._resumePageIdx = null;
            this._pageMatches.length = 0;
            this._pageMatchesLength.length = 0;
            this._matchesCountTotal = 0;

            this._updateAllPages();

            for (let i = 0; i < numPages; i++) {
              if (this._pendingFindMatches[i] === true) {
                continue;
              }

              this._pendingFindMatches[i] = true;

              this._extractTextPromises[i].then((pageIdx) => {
                delete this._pendingFindMatches[pageIdx];

                this._calculateMatch(pageIdx);
              });
            }
          }

          if (this._query === "") {
            this._updateUIState(FindState.FOUND);

            return;
          }

          if (this._resumePageIdx) {
            return;
          }

          const offset = this._offset;
          this._pagesToSearch = numPages;

          if (offset.matchIdx !== null) {
            const numPageMatches = this._pageMatches[offset.pageIdx].length;

            if (
              (!previous && offset.matchIdx + 1 < numPageMatches) ||
              (previous && offset.matchIdx > 0)
            ) {
              offset.matchIdx = previous
                ? offset.matchIdx - 1
                : offset.matchIdx + 1;

              this._updateMatch(true);

              return;
            }

            this._advanceOffsetPage(previous);
          }

          this._nextPageMatch();
        }

        _matchesReady(matches) {
          const offset = this._offset;
          const numMatches = matches.length;
          const previous = this._state.findPrevious;

          if (numMatches) {
            offset.matchIdx = previous ? numMatches - 1 : 0;

            this._updateMatch(true);

            return true;
          }

          this._advanceOffsetPage(previous);

          if (offset.wrapped) {
            offset.matchIdx = null;

            if (this._pagesToSearch < 0) {
              this._updateMatch(false);

              return true;
            }
          }

          return false;
        }

        _nextPageMatch() {
          if (this._resumePageIdx !== null) {
            console.error("There can only be one pending page.");
          }

          let matches = null;

          do {
            const pageIdx = this._offset.pageIdx;
            matches = this._pageMatches[pageIdx];

            if (!matches) {
              this._resumePageIdx = pageIdx;
              break;
            }
          } while (!this._matchesReady(matches));
        }

        _advanceOffsetPage(previous) {
          const offset = this._offset;
          const numPages = this._linkService.pagesCount;
          offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
          offset.matchIdx = null;
          this._pagesToSearch--;

          if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
            offset.pageIdx = previous ? numPages - 1 : 0;
            offset.wrapped = true;
          }
        }

        _updateMatch(found = false) {
          let state = FindState.NOT_FOUND;
          const wrapped = this._offset.wrapped;
          this._offset.wrapped = false;

          if (found) {
            const previousPage = this._selected.pageIdx;
            this._selected.pageIdx = this._offset.pageIdx;
            this._selected.matchIdx = this._offset.matchIdx;
            state = wrapped ? FindState.WRAPPED : FindState.FOUND;

            if (
              previousPage !== -1 &&
              previousPage !== this._selected.pageIdx
            ) {
              this._updatePage(previousPage);
            }
          }

          this._updateUIState(state, this._state.findPrevious);

          if (this._selected.pageIdx !== -1) {
            this._scrollMatches = true;

            this._updatePage(this._selected.pageIdx);
          }
        }

        _onFindBarClose(evt) {
          const pdfDocument = this._pdfDocument;

          this._firstPageCapability.promise.then(() => {
            if (
              !this._pdfDocument ||
              (pdfDocument && this._pdfDocument !== pdfDocument)
            ) {
              return;
            }

            if (this._findTimeout) {
              clearTimeout(this._findTimeout);
              this._findTimeout = null;
            }

            if (this._resumePageIdx) {
              this._resumePageIdx = null;
              this._dirtyMatch = true;
            }

            this._updateUIState(FindState.FOUND);

            this._highlightMatches = false;

            this._updateAllPages();
          });
        }

        _requestMatchesCount() {
          const { pageIdx, matchIdx } = this._selected;
          let current = 0,
            total = this._matchesCountTotal;

          if (matchIdx !== -1) {
            for (let i = 0; i < pageIdx; i++) {
              current +=
                (this._pageMatches[i] && this._pageMatches[i].length) || 0;
            }

            current += matchIdx + 1;
          }

          if (current < 1 || current > total) {
            current = total = 0;
          }

          return {
            current,
            total,
          };
        }

        _updateUIResultsCount() {
          this._eventBus.dispatch("updatefindmatchescount", {
            source: this,
            matchesCount: this._requestMatchesCount(),
          });
        }

        _updateUIState(state, previous) {
          this._eventBus.dispatch("updatefindcontrolstate", {
            source: this,
            state,
            previous,
            matchesCount: this._requestMatchesCount(),
            rawQuery: this._state ? this._state.query : null,
          });
        }
      }

      exports.PDFFindController = PDFFindController;

      /***/
    },
    /* 16 */
    /***/ (__unused_webpack_module, exports) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.getCharacterType = getCharacterType;
      exports.CharacterType = void 0;
      const CharacterType = {
        SPACE: 0,
        ALPHA_LETTER: 1,
        PUNCT: 2,
        HAN_LETTER: 3,
        KATAKANA_LETTER: 4,
        HIRAGANA_LETTER: 5,
        HALFWIDTH_KATAKANA_LETTER: 6,
        THAI_LETTER: 7,
      };
      exports.CharacterType = CharacterType;

      function isAlphabeticalScript(charCode) {
        return charCode < 0x2e80;
      }

      function isAscii(charCode) {
        return (charCode & 0xff80) === 0;
      }

      function isAsciiAlpha(charCode) {
        return (
          (charCode >= 0x61 && charCode <= 0x7a) ||
          (charCode >= 0x41 && charCode <= 0x5a)
        );
      }

      function isAsciiDigit(charCode) {
        return charCode >= 0x30 && charCode <= 0x39;
      }

      function isAsciiSpace(charCode) {
        return (
          charCode === 0x20 ||
          charCode === 0x09 ||
          charCode === 0x0d ||
          charCode === 0x0a
        );
      }

      function isHan(charCode) {
        return (
          (charCode >= 0x3400 && charCode <= 0x9fff) ||
          (charCode >= 0xf900 && charCode <= 0xfaff)
        );
      }

      function isKatakana(charCode) {
        return charCode >= 0x30a0 && charCode <= 0x30ff;
      }

      function isHiragana(charCode) {
        return charCode >= 0x3040 && charCode <= 0x309f;
      }

      function isHalfwidthKatakana(charCode) {
        return charCode >= 0xff60 && charCode <= 0xff9f;
      }

      function isThai(charCode) {
        return (charCode & 0xff80) === 0x0e00;
      }

      function getCharacterType(charCode) {
        if (isAlphabeticalScript(charCode)) {
          if (isAscii(charCode)) {
            if (isAsciiSpace(charCode)) {
              return CharacterType.SPACE;
            } else if (
              isAsciiAlpha(charCode) ||
              isAsciiDigit(charCode) ||
              charCode === 0x5f
            ) {
              return CharacterType.ALPHA_LETTER;
            }

            return CharacterType.PUNCT;
          } else if (isThai(charCode)) {
            return CharacterType.THAI_LETTER;
          } else if (charCode === 0xa0) {
            return CharacterType.SPACE;
          }

          return CharacterType.ALPHA_LETTER;
        }

        if (isHan(charCode)) {
          return CharacterType.HAN_LETTER;
        } else if (isKatakana(charCode)) {
          return CharacterType.KATAKANA_LETTER;
        } else if (isHiragana(charCode)) {
          return CharacterType.HIRAGANA_LETTER;
        } else if (isHalfwidthKatakana(charCode)) {
          return CharacterType.HALFWIDTH_KATAKANA_LETTER;
        }

        return CharacterType.ALPHA_LETTER;
      }

      /***/
    },
    /* 17 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.isDestArraysEqual = isDestArraysEqual;
      exports.isDestHashesEqual = isDestHashesEqual;
      exports.PDFHistory = void 0;

      var _ui_utils = __webpack_require__(4);

      const HASH_CHANGE_TIMEOUT = 1000;
      const POSITION_UPDATED_THRESHOLD = 50;
      const UPDATE_VIEWAREA_TIMEOUT = 1000;

      function getCurrentHash() {
        return document.location.hash;
      }

      class PDFHistory {
        constructor({ linkService, eventBus }) {
          this.linkService = linkService;
          this.eventBus = eventBus;
          this._initialized = false;
          this._fingerprint = "";
          this.reset();
          this._boundEvents = null;
          this._isViewerInPresentationMode = false;

          this.eventBus._on("presentationmodechanged", (evt) => {
            this._isViewerInPresentationMode =
              evt.state !== _ui_utils.PresentationModeState.NORMAL;
          });

          this.eventBus._on("pagesinit", () => {
            this._isPagesLoaded = false;

            this.eventBus._on(
              "pagesloaded",
              (evt) => {
                this._isPagesLoaded = !!evt.pagesCount;
              },
              {
                once: true,
              }
            );
          });
        }

        initialize({ fingerprint, resetHistory = false, updateUrl = false }) {
          if (!fingerprint || typeof fingerprint !== "string") {
            console.error(
              'PDFHistory.initialize: The "fingerprint" must be a non-empty string.'
            );
            return;
          }

          if (this._initialized) {
            this.reset();
          }

          const reInitialized =
            this._fingerprint !== "" && this._fingerprint !== fingerprint;
          this._fingerprint = fingerprint;
          this._updateUrl = updateUrl === true;
          this._initialized = true;

          this._bindEvents();

          const state = window.history.state;
          this._popStateInProgress = false;
          this._blockHashChange = 0;
          this._currentHash = getCurrentHash();
          this._numPositionUpdates = 0;
          this._uid = this._maxUid = 0;
          this._destination = null;
          this._position = null;

          if (!this._isValidState(state, true) || resetHistory) {
            const { hash, page, rotation } = this._parseCurrentHash(true);

            if (!hash || reInitialized || resetHistory) {
              this._pushOrReplaceState(null, true);

              return;
            }

            this._pushOrReplaceState(
              {
                hash,
                page,
                rotation,
              },
              true
            );

            return;
          }

          const destination = state.destination;

          this._updateInternalState(destination, state.uid, true);

          if (destination.rotation !== undefined) {
            this._initialRotation = destination.rotation;
          }

          if (destination.dest) {
            this._initialBookmark = JSON.stringify(destination.dest);
            this._destination.page = null;
          } else if (destination.hash) {
            this._initialBookmark = destination.hash;
          } else if (destination.page) {
            this._initialBookmark = `page=${destination.page}`;
          }
        }

        reset() {
          if (this._initialized) {
            this._pageHide();

            this._initialized = false;

            this._unbindEvents();
          }

          if (this._updateViewareaTimeout) {
            clearTimeout(this._updateViewareaTimeout);
            this._updateViewareaTimeout = null;
          }

          this._initialBookmark = null;
          this._initialRotation = null;
        }

        push({ namedDest = null, explicitDest, pageNumber }) {
          if (!this._initialized) {
            return;
          }

          if (namedDest && typeof namedDest !== "string") {
            console.error(
              "PDFHistory.push: " +
                `"${namedDest}" is not a valid namedDest parameter.`
            );
            return;
          } else if (!Array.isArray(explicitDest)) {
            console.error(
              "PDFHistory.push: " +
                `"${explicitDest}" is not a valid explicitDest parameter.`
            );
            return;
          } else if (
            !(
              Number.isInteger(pageNumber) &&
              pageNumber > 0 &&
              pageNumber <= this.linkService.pagesCount
            )
          ) {
            if (pageNumber !== null || this._destination) {
              console.error(
                "PDFHistory.push: " +
                  `"${pageNumber}" is not a valid pageNumber parameter.`
              );
              return;
            }
          }

          const hash = namedDest || JSON.stringify(explicitDest);

          if (!hash) {
            return;
          }

          let forceReplace = false;

          if (
            this._destination &&
            (isDestHashesEqual(this._destination.hash, hash) ||
              isDestArraysEqual(this._destination.dest, explicitDest))
          ) {
            if (this._destination.page) {
              return;
            }

            forceReplace = true;
          }

          if (this._popStateInProgress && !forceReplace) {
            return;
          }

          this._pushOrReplaceState(
            {
              dest: explicitDest,
              hash,
              page: pageNumber,
              rotation: this.linkService.rotation,
            },
            forceReplace
          );

          if (!this._popStateInProgress) {
            this._popStateInProgress = true;
            Promise.resolve().then(() => {
              this._popStateInProgress = false;
            });
          }
        }

        pushPage(pageNumber) {
          if (!this._initialized) {
            return;
          }

          if (
            !(
              Number.isInteger(pageNumber) &&
              pageNumber > 0 &&
              pageNumber <= this.linkService.pagesCount
            )
          ) {
            console.error(
              `PDFHistory.pushPage: "${pageNumber}" is not a valid page number.`
            );
            return;
          }

          if (this._destination?.page === pageNumber) {
            return;
          }

          if (this._popStateInProgress) {
            return;
          }

          this._pushOrReplaceState({
            hash: `page=${pageNumber}`,
            page: pageNumber,
            rotation: this.linkService.rotation,
          });

          if (!this._popStateInProgress) {
            this._popStateInProgress = true;
            Promise.resolve().then(() => {
              this._popStateInProgress = false;
            });
          }
        }

        pushCurrentPosition() {
          if (!this._initialized || this._popStateInProgress) {
            return;
          }

          this._tryPushCurrentPosition();
        }

        back() {
          if (!this._initialized || this._popStateInProgress) {
            return;
          }

          const state = window.history.state;

          if (this._isValidState(state) && state.uid > 0) {
            window.history.back();
          }
        }

        forward() {
          if (!this._initialized || this._popStateInProgress) {
            return;
          }

          const state = window.history.state;

          if (this._isValidState(state) && state.uid < this._maxUid) {
            window.history.forward();
          }
        }

        get popStateInProgress() {
          return (
            this._initialized &&
            (this._popStateInProgress || this._blockHashChange > 0)
          );
        }

        get initialBookmark() {
          return this._initialized ? this._initialBookmark : null;
        }

        get initialRotation() {
          return this._initialized ? this._initialRotation : null;
        }

        _pushOrReplaceState(destination, forceReplace = false) {
          const shouldReplace = forceReplace || !this._destination;
          const newState = {
            fingerprint: this._fingerprint,
            uid: shouldReplace ? this._uid : this._uid + 1,
            destination,
          };

          this._updateInternalState(destination, newState.uid);

          let newUrl;

          if (this._updateUrl && destination?.hash) {
            const baseUrl = document.location.href.split("#")[0];

            if (!baseUrl.startsWith("file://")) {
              newUrl = `${baseUrl}#${destination.hash}`;
            }
          }

          if (shouldReplace) {
            window.history.replaceState(newState, "", newUrl);
          } else {
            window.history.pushState(newState, "", newUrl);
          }
        }

        _tryPushCurrentPosition(temporary = false) {
          if (!this._position) {
            return;
          }

          let position = this._position;

          if (temporary) {
            position = Object.assign(Object.create(null), this._position);
            position.temporary = true;
          }

          if (!this._destination) {
            this._pushOrReplaceState(position);

            return;
          }

          if (this._destination.temporary) {
            this._pushOrReplaceState(position, true);

            return;
          }

          if (this._destination.hash === position.hash) {
            return;
          }

          if (
            !this._destination.page &&
            (POSITION_UPDATED_THRESHOLD <= 0 ||
              this._numPositionUpdates <= POSITION_UPDATED_THRESHOLD)
          ) {
            return;
          }

          let forceReplace = false;

          if (
            this._destination.page >= position.first &&
            this._destination.page <= position.page
          ) {
            if (this._destination.dest || !this._destination.first) {
              return;
            }

            forceReplace = true;
          }

          this._pushOrReplaceState(position, forceReplace);
        }

        _isValidState(state, checkReload = false) {
          if (!state) {
            return false;
          }

          if (state.fingerprint !== this._fingerprint) {
            if (checkReload) {
              if (
                typeof state.fingerprint !== "string" ||
                state.fingerprint.length !== this._fingerprint.length
              ) {
                return false;
              }

              const [perfEntry] = performance.getEntriesByType("navigation");

              if (perfEntry?.type !== "reload") {
                return false;
              }
            } else {
              return false;
            }
          }

          if (!Number.isInteger(state.uid) || state.uid < 0) {
            return false;
          }

          if (
            state.destination === null ||
            typeof state.destination !== "object"
          ) {
            return false;
          }

          return true;
        }

        _updateInternalState(destination, uid, removeTemporary = false) {
          if (this._updateViewareaTimeout) {
            clearTimeout(this._updateViewareaTimeout);
            this._updateViewareaTimeout = null;
          }

          if (removeTemporary && destination?.temporary) {
            delete destination.temporary;
          }

          this._destination = destination;
          this._uid = uid;
          this._maxUid = Math.max(this._maxUid, uid);
          this._numPositionUpdates = 0;
        }

        _parseCurrentHash(checkNameddest = false) {
          const hash = unescape(getCurrentHash()).substring(1);
          const params = (0, _ui_utils.parseQueryString)(hash);
          const nameddest = params.nameddest || "";
          let page = params.page | 0;

          if (
            !(
              Number.isInteger(page) &&
              page > 0 &&
              page <= this.linkService.pagesCount
            ) ||
            (checkNameddest && nameddest.length > 0)
          ) {
            page = null;
          }

          return {
            hash,
            page,
            rotation: this.linkService.rotation,
          };
        }

        _updateViewarea({ location }) {
          if (this._updateViewareaTimeout) {
            clearTimeout(this._updateViewareaTimeout);
            this._updateViewareaTimeout = null;
          }

          this._position = {
            hash: this._isViewerInPresentationMode
              ? `page=${location.pageNumber}`
              : location.pdfOpenParams.substring(1),
            page: this.linkService.page,
            first: location.pageNumber,
            rotation: location.rotation,
          };

          if (this._popStateInProgress) {
            return;
          }

          if (
            POSITION_UPDATED_THRESHOLD > 0 &&
            this._isPagesLoaded &&
            this._destination &&
            !this._destination.page
          ) {
            this._numPositionUpdates++;
          }

          if (UPDATE_VIEWAREA_TIMEOUT > 0) {
            this._updateViewareaTimeout = setTimeout(() => {
              if (!this._popStateInProgress) {
                this._tryPushCurrentPosition(true);
              }

              this._updateViewareaTimeout = null;
            }, UPDATE_VIEWAREA_TIMEOUT);
          }
        }

        _popState({ state }) {
          const newHash = getCurrentHash(),
            hashChanged = this._currentHash !== newHash;
          this._currentHash = newHash;

          if (!state) {
            this._uid++;

            const { hash, page, rotation } = this._parseCurrentHash();

            this._pushOrReplaceState(
              {
                hash,
                page,
                rotation,
              },
              true
            );

            return;
          }

          if (!this._isValidState(state)) {
            return;
          }

          this._popStateInProgress = true;

          if (hashChanged) {
            this._blockHashChange++;
            (0, _ui_utils.waitOnEventOrTimeout)({
              target: window,
              name: "hashchange",
              delay: HASH_CHANGE_TIMEOUT,
            }).then(() => {
              this._blockHashChange--;
            });
          }

          const destination = state.destination;

          this._updateInternalState(destination, state.uid, true);

          if ((0, _ui_utils.isValidRotation)(destination.rotation)) {
            this.linkService.rotation = destination.rotation;
          }

          if (destination.dest) {
            this.linkService.goToDestination(destination.dest);
          } else if (destination.hash) {
            this.linkService.setHash(destination.hash);
          } else if (destination.page) {
            this.linkService.page = destination.page;
          }

          Promise.resolve().then(() => {
            this._popStateInProgress = false;
          });
        }

        _pageHide() {
          if (!this._destination || this._destination.temporary) {
            this._tryPushCurrentPosition();
          }
        }

        _bindEvents() {
          if (this._boundEvents) {
            return;
          }

          this._boundEvents = {
            updateViewarea: this._updateViewarea.bind(this),
            popState: this._popState.bind(this),
            pageHide: this._pageHide.bind(this),
          };

          this.eventBus._on("updateviewarea", this._boundEvents.updateViewarea);

          window.addEventListener("popstate", this._boundEvents.popState);
          window.addEventListener("pagehide", this._boundEvents.pageHide);
        }

        _unbindEvents() {
          if (!this._boundEvents) {
            return;
          }

          this.eventBus._off(
            "updateviewarea",
            this._boundEvents.updateViewarea
          );

          window.removeEventListener("popstate", this._boundEvents.popState);
          window.removeEventListener("pagehide", this._boundEvents.pageHide);
          this._boundEvents = null;
        }
      }

      exports.PDFHistory = PDFHistory;

      function isDestHashesEqual(destHash, pushHash) {
        if (typeof destHash !== "string" || typeof pushHash !== "string") {
          return false;
        }

        if (destHash === pushHash) {
          return true;
        }

        const { nameddest } = (0, _ui_utils.parseQueryString)(destHash);

        if (nameddest === pushHash) {
          return true;
        }

        return false;
      }

      function isDestArraysEqual(firstDest, secondDest) {
        function isEntryEqual(first, second) {
          if (typeof first !== typeof second) {
            return false;
          }

          if (Array.isArray(first) || Array.isArray(second)) {
            return false;
          }

          if (first !== null && typeof first === "object" && second !== null) {
            if (Object.keys(first).length !== Object.keys(second).length) {
              return false;
            }

            for (const key in first) {
              if (!isEntryEqual(first[key], second[key])) {
                return false;
              }
            }

            return true;
          }

          return (
            first === second || (Number.isNaN(first) && Number.isNaN(second))
          );
        }

        if (!(Array.isArray(firstDest) && Array.isArray(secondDest))) {
          return false;
        }

        if (firstDest.length !== secondDest.length) {
          return false;
        }

        for (let i = 0, ii = firstDest.length; i < ii; i++) {
          if (!isEntryEqual(firstDest[i], secondDest[i])) {
            return false;
          }
        }

        return true;
      }

      /***/
    },
    /* 18 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFLayerViewer = void 0;

      var _base_tree_viewer = __webpack_require__(12);

      class PDFLayerViewer extends _base_tree_viewer.BaseTreeViewer {
        constructor(options) {
          super(options);
          this.l10n = options.l10n;

          this.eventBus._on("resetlayers", this._resetLayers.bind(this));

          this.eventBus._on(
            "togglelayerstree",
            this._toggleAllTreeItems.bind(this)
          );
        }

        reset() {
          super.reset();
          this._optionalContentConfig = null;
        }

        _dispatchEvent(layersCount) {
          this.eventBus.dispatch("layersloaded", {
            source: this,
            layersCount,
          });
        }

        _bindLink(element, { groupId, input }) {
          const setVisibility = () => {
            this._optionalContentConfig.setVisibility(groupId, input.checked);

            this.eventBus.dispatch("optionalcontentconfig", {
              source: this,
              promise: Promise.resolve(this._optionalContentConfig),
            });
          };

          element.onclick = (evt) => {
            if (evt.target === input) {
              setVisibility();
              return true;
            } else if (evt.target !== element) {
              return true;
            }

            input.checked = !input.checked;
            setVisibility();
            return false;
          };
        }

        async _setNestedName(element, { name = null }) {
          if (typeof name === "string") {
            element.textContent = this._normalizeTextContent(name);
            return;
          }

          element.textContent = await this.l10n.get(
            "additional_layers",
            null,
            "Additional Layers"
          );
          element.style.fontStyle = "italic";
        }

        _addToggleButton(div, { name = null }) {
          super._addToggleButton(div, name === null);
        }

        _toggleAllTreeItems() {
          if (!this._optionalContentConfig) {
            return;
          }

          super._toggleAllTreeItems();
        }

        render({ optionalContentConfig, pdfDocument }) {
          if (this._optionalContentConfig) {
            this.reset();
          }

          this._optionalContentConfig = optionalContentConfig || null;
          this._pdfDocument = pdfDocument || null;
          const groups =
            optionalContentConfig && optionalContentConfig.getOrder();

          if (!groups) {
            this._dispatchEvent(0);

            return;
          }

          const fragment = document.createDocumentFragment(),
            queue = [
              {
                parent: fragment,
                groups,
              },
            ];
          let layersCount = 0,
            hasAnyNesting = false;

          while (queue.length > 0) {
            const levelData = queue.shift();

            for (const groupId of levelData.groups) {
              const div = document.createElement("div");
              div.className = "treeItem";
              const element = document.createElement("a");
              div.appendChild(element);

              if (typeof groupId === "object") {
                hasAnyNesting = true;

                this._addToggleButton(div, groupId);

                this._setNestedName(element, groupId);

                const itemsDiv = document.createElement("div");
                itemsDiv.className = "treeItems";
                div.appendChild(itemsDiv);
                queue.push({
                  parent: itemsDiv,
                  groups: groupId.order,
                });
              } else {
                const group = optionalContentConfig.getGroup(groupId);
                const input = document.createElement("input");

                this._bindLink(element, {
                  groupId,
                  input,
                });

                input.type = "checkbox";
                input.id = groupId;
                input.checked = group.visible;
                const label = document.createElement("label");
                label.setAttribute("for", groupId);
                label.textContent = this._normalizeTextContent(group.name);
                element.appendChild(input);
                element.appendChild(label);
                layersCount++;
              }

              levelData.parent.appendChild(div);
            }
          }

          this._finishRendering(fragment, layersCount, hasAnyNesting);
        }

        async _resetLayers() {
          if (!this._optionalContentConfig) {
            return;
          }

          const optionalContentConfig = await this._pdfDocument.getOptionalContentConfig();
          this.eventBus.dispatch("optionalcontentconfig", {
            source: this,
            promise: Promise.resolve(optionalContentConfig),
          });
          this.render({
            optionalContentConfig,
            pdfDocument: this._pdfDocument,
          });
        }
      }

      exports.PDFLayerViewer = PDFLayerViewer;

      /***/
    },
    /* 19 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.SimpleLinkService = exports.PDFLinkService = void 0;

      var _ui_utils = __webpack_require__(4);

      class PDFLinkService {
        constructor({
          eventBus,
          externalLinkTarget = null,
          externalLinkRel = null,
          externalLinkEnabled = true,
          ignoreDestinationZoom = false,
        } = {}) {
          this.eventBus = eventBus;
          this.externalLinkTarget = externalLinkTarget;
          this.externalLinkRel = externalLinkRel;
          this.externalLinkEnabled = externalLinkEnabled;
          this._ignoreDestinationZoom = ignoreDestinationZoom;
          this.baseUrl = null;
          this.pdfDocument = null;
          this.pdfViewer = null;
          this.pdfHistory = null;
          this._pagesRefCache = null;
        }

        setDocument(pdfDocument, baseUrl = null) {
          this.baseUrl = baseUrl;
          this.pdfDocument = pdfDocument;
          this._pagesRefCache = Object.create(null);
        }

        setViewer(pdfViewer) {
          this.pdfViewer = pdfViewer;
        }

        setHistory(pdfHistory) {
          this.pdfHistory = pdfHistory;
        }

        get pagesCount() {
          return this.pdfDocument ? this.pdfDocument.numPages : 0;
        }

        get page() {
          return this.pdfViewer.currentPageNumber;
        }

        set page(value) {
          this.pdfViewer.currentPageNumber = value;
        }

        get rotation() {
          return this.pdfViewer.pagesRotation;
        }

        set rotation(value) {
          this.pdfViewer.pagesRotation = value;
        }

        navigateTo(dest) {
          console.error(
            "Deprecated method: `navigateTo`, use `goToDestination` instead."
          );
          this.goToDestination(dest);
        }

        _goToDestinationHelper(rawDest, namedDest = null, explicitDest) {
          const destRef = explicitDest[0];
          let pageNumber;

          if (destRef instanceof Object) {
            pageNumber = this._cachedPageNumber(destRef);

            if (pageNumber === null) {
              this.pdfDocument
                .getPageIndex(destRef)
                .then((pageIndex) => {
                  this.cachePageRef(pageIndex + 1, destRef);

                  this._goToDestinationHelper(rawDest, namedDest, explicitDest);
                })
                .catch(() => {
                  console.error(
                    `PDFLinkService._goToDestinationHelper: "${destRef}" is not ` +
                      `a valid page reference, for dest="${rawDest}".`
                  );
                });
              return;
            }
          } else if (Number.isInteger(destRef)) {
            pageNumber = destRef + 1;
          } else {
            console.error(
              `PDFLinkService._goToDestinationHelper: "${destRef}" is not ` +
                `a valid destination reference, for dest="${rawDest}".`
            );
            return;
          }

          if (!pageNumber || pageNumber < 1 || pageNumber > this.pagesCount) {
            console.error(
              `PDFLinkService._goToDestinationHelper: "${pageNumber}" is not ` +
                `a valid page number, for dest="${rawDest}".`
            );
            return;
          }

          if (this.pdfHistory) {
            this.pdfHistory.pushCurrentPosition();
            this.pdfHistory.push({
              namedDest,
              explicitDest,
              pageNumber,
            });
          }

          this.pdfViewer.scrollPageIntoView({
            pageNumber,
            destArray: explicitDest,
            ignoreDestinationZoom: this._ignoreDestinationZoom,
          });
        }

        async goToDestination(dest) {
          if (!this.pdfDocument) {
            return;
          }

          let namedDest, explicitDest;

          if (typeof dest === "string") {
            namedDest = dest;
            explicitDest = await this.pdfDocument.getDestination(dest);
          } else {
            namedDest = null;
            explicitDest = await dest;
          }

          if (!Array.isArray(explicitDest)) {
            console.error(
              `PDFLinkService.goToDestination: "${explicitDest}" is not ` +
                `a valid destination array, for dest="${dest}".`
            );
            return;
          }

          this._goToDestinationHelper(dest, namedDest, explicitDest);
        }

        goToPage(val) {
          if (!this.pdfDocument) {
            return;
          }

          const pageNumber =
            (typeof val === "string" &&
              this.pdfViewer.pageLabelToPageNumber(val)) ||
            val | 0;

          if (
            !(
              Number.isInteger(pageNumber) &&
              pageNumber > 0 &&
              pageNumber <= this.pagesCount
            )
          ) {
            console.error(
              `PDFLinkService.goToPage: "${val}" is not a valid page.`
            );
            return;
          }

          if (this.pdfHistory) {
            this.pdfHistory.pushCurrentPosition();
            this.pdfHistory.pushPage(pageNumber);
          }

          this.pdfViewer.scrollPageIntoView({
            pageNumber,
          });
        }

        getDestinationHash(dest) {
          if (typeof dest === "string") {
            if (dest.length > 0) {
              return this.getAnchorUrl("#" + escape(dest));
            }
          } else if (Array.isArray(dest)) {
            const str = JSON.stringify(dest);

            if (str.length > 0) {
              return this.getAnchorUrl("#" + escape(str));
            }
          }

          return this.getAnchorUrl("");
        }

        getAnchorUrl(anchor) {
          return (this.baseUrl || "") + anchor;
        }

        setHash(hash) {
          if (!this.pdfDocument) {
            return;
          }

          let pageNumber, dest;

          if (hash.includes("=")) {
            const params = (0, _ui_utils.parseQueryString)(hash);

            if ("search" in params) {
              this.eventBus.dispatch("findfromurlhash", {
                source: this,
                query: params.search.replace(/"/g, ""),
                phraseSearch: params.phrase === "true",
              });
            }

            if ("page" in params) {
              pageNumber = params.page | 0 || 1;
            }

            if ("zoom" in params) {
              const zoomArgs = params.zoom.split(",");
              const zoomArg = zoomArgs[0];
              const zoomArgNumber = parseFloat(zoomArg);

              if (!zoomArg.includes("Fit")) {
                dest = [
                  null,
                  {
                    name: "XYZ",
                  },
                  zoomArgs.length > 1 ? zoomArgs[1] | 0 : null,
                  zoomArgs.length > 2 ? zoomArgs[2] | 0 : null,
                  zoomArgNumber ? zoomArgNumber / 100 : zoomArg,
                ];
              } else {
                if (zoomArg === "Fit" || zoomArg === "FitB") {
                  dest = [
                    null,
                    {
                      name: zoomArg,
                    },
                  ];
                } else if (
                  zoomArg === "FitH" ||
                  zoomArg === "FitBH" ||
                  zoomArg === "FitV" ||
                  zoomArg === "FitBV"
                ) {
                  dest = [
                    null,
                    {
                      name: zoomArg,
                    },
                    zoomArgs.length > 1 ? zoomArgs[1] | 0 : null,
                  ];
                } else if (zoomArg === "FitR") {
                  if (zoomArgs.length !== 5) {
                    console.error(
                      'PDFLinkService.setHash: Not enough parameters for "FitR".'
                    );
                  } else {
                    dest = [
                      null,
                      {
                        name: zoomArg,
                      },
                      zoomArgs[1] | 0,
                      zoomArgs[2] | 0,
                      zoomArgs[3] | 0,
                      zoomArgs[4] | 0,
                    ];
                  }
                } else {
                  console.error(
                    `PDFLinkService.setHash: "${zoomArg}" is not ` +
                      "a valid zoom value."
                  );
                }
              }
            }

            if (dest) {
              this.pdfViewer.scrollPageIntoView({
                pageNumber: pageNumber || this.page,
                destArray: dest,
                allowNegativeOffset: true,
              });
            } else if (pageNumber) {
              this.page = pageNumber;
            }

            if ("pagemode" in params) {
              this.eventBus.dispatch("pagemode", {
                source: this,
                mode: params.pagemode,
              });
            }

            if ("nameddest" in params) {
              this.goToDestination(params.nameddest);
            }
          } else {
            dest = unescape(hash);

            try {
              dest = JSON.parse(dest);

              if (!Array.isArray(dest)) {
                dest = dest.toString();
              }
            } catch (ex) {}

            if (typeof dest === "string" || isValidExplicitDestination(dest)) {
              this.goToDestination(dest);
              return;
            }

            console.error(
              `PDFLinkService.setHash: "${unescape(hash)}" is not ` +
                "a valid destination."
            );
          }
        }

        executeNamedAction(action) {
          switch (action) {
            case "GoBack":
              if (this.pdfHistory) {
                this.pdfHistory.back();
              }

              break;

            case "GoForward":
              if (this.pdfHistory) {
                this.pdfHistory.forward();
              }

              break;

            case "NextPage":
              this.pdfViewer.nextPage();
              break;

            case "PrevPage":
              this.pdfViewer.previousPage();
              break;

            case "LastPage":
              this.page = this.pagesCount;
              break;

            case "FirstPage":
              this.page = 1;
              break;

            default:
              break;
          }

          this.eventBus.dispatch("namedaction", {
            source: this,
            action,
          });
        }

        cachePageRef(pageNum, pageRef) {
          if (!pageRef) {
            return;
          }

          const refStr =
            pageRef.gen === 0
              ? `${pageRef.num}R`
              : `${pageRef.num}R${pageRef.gen}`;
          this._pagesRefCache[refStr] = pageNum;
        }

        _cachedPageNumber(pageRef) {
          const refStr =
            pageRef.gen === 0
              ? `${pageRef.num}R`
              : `${pageRef.num}R${pageRef.gen}`;
          return (this._pagesRefCache && this._pagesRefCache[refStr]) || null;
        }

        isPageVisible(pageNumber) {
          return this.pdfViewer.isPageVisible(pageNumber);
        }

        isPageCached(pageNumber) {
          return this.pdfViewer.isPageCached(pageNumber);
        }
      }

      exports.PDFLinkService = PDFLinkService;

      function isValidExplicitDestination(dest) {
        if (!Array.isArray(dest)) {
          return false;
        }

        const destLength = dest.length;

        if (destLength < 2) {
          return false;
        }

        const page = dest[0];

        if (
          !(
            typeof page === "object" &&
            Number.isInteger(page.num) &&
            Number.isInteger(page.gen)
          ) &&
          !(Number.isInteger(page) && page >= 0)
        ) {
          return false;
        }

        const zoom = dest[1];

        if (!(typeof zoom === "object" && typeof zoom.name === "string")) {
          return false;
        }

        let allowNull = true;

        switch (zoom.name) {
          case "XYZ":
            if (destLength !== 5) {
              return false;
            }

            break;

          case "Fit":
          case "FitB":
            return destLength === 2;

          case "FitH":
          case "FitBH":
          case "FitV":
          case "FitBV":
            if (destLength !== 3) {
              return false;
            }

            break;

          case "FitR":
            if (destLength !== 6) {
              return false;
            }

            allowNull = false;
            break;

          default:
            return false;
        }

        for (let i = 2; i < destLength; i++) {
          const param = dest[i];

          if (!(typeof param === "number" || (allowNull && param === null))) {
            return false;
          }
        }

        return true;
      }

      class SimpleLinkService {
        constructor() {
          this.externalLinkTarget = null;
          this.externalLinkRel = null;
          this.externalLinkEnabled = true;
          this._ignoreDestinationZoom = false;
        }

        get pagesCount() {
          return 0;
        }

        get page() {
          return 0;
        }

        set page(value) {}

        get rotation() {
          return 0;
        }

        set rotation(value) {}

        async goToDestination(dest) {}

        goToPage(val) {}

        getDestinationHash(dest) {
          return "#";
        }

        getAnchorUrl(hash) {
          return "#";
        }

        setHash(hash) {}

        executeNamedAction(action) {}

        cachePageRef(pageNum, pageRef) {}

        isPageVisible(pageNumber) {
          return true;
        }

        isPageCached(pageNumber) {
          return true;
        }
      }

      exports.SimpleLinkService = SimpleLinkService;

      /***/
    },
    /* 20 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFOutlineViewer = void 0;

      var _pdfjsLib = __webpack_require__(5);

      var _base_tree_viewer = __webpack_require__(12);

      var _ui_utils = __webpack_require__(4);

      class PDFOutlineViewer extends _base_tree_viewer.BaseTreeViewer {
        constructor(options) {
          super(options);
          this.linkService = options.linkService;

          this.eventBus._on(
            "toggleoutlinetree",
            this._toggleAllTreeItems.bind(this)
          );

          this.eventBus._on(
            "currentoutlineitem",
            this._currentOutlineItem.bind(this)
          );

          this.eventBus._on("pagechanging", (evt) => {
            this._currentPageNumber = evt.pageNumber;
          });

          this.eventBus._on("pagesloaded", (evt) => {
            this._isPagesLoaded = !!evt.pagesCount;
          });

          this.eventBus._on("sidebarviewchanged", (evt) => {
            this._sidebarView = evt.view;
          });
        }

        reset() {
          super.reset();
          this._outline = null;
          this._pageNumberToDestHashCapability = null;
          this._currentPageNumber = 1;
          this._isPagesLoaded = false;
        }

        _dispatchEvent(outlineCount) {
          this.eventBus.dispatch("outlineloaded", {
            source: this,
            outlineCount,
            enableCurrentOutlineItemButton:
              outlineCount > 0 &&
              !this._pdfDocument?.loadingParams.disableAutoFetch,
          });
        }

        _bindLink(element, { url, newWindow, dest }) {
          const { linkService } = this;

          if (url) {
            (0, _pdfjsLib.addLinkAttributes)(element, {
              url,
              target: newWindow
                ? _pdfjsLib.LinkTarget.BLANK
                : linkService.externalLinkTarget,
              rel: linkService.externalLinkRel,
              enabled: linkService.externalLinkEnabled,
            });
            return;
          }

          element.href = linkService.getDestinationHash(dest);

          element.onclick = (evt) => {
            this._updateCurrentTreeItem(evt.target.parentNode);

            if (dest) {
              linkService.goToDestination(dest);
            }

            return false;
          };
        }

        _setStyles(element, { bold, italic }) {
          if (bold) {
            element.style.fontWeight = "bold";
          }

          if (italic) {
            element.style.fontStyle = "italic";
          }
        }

        _addToggleButton(div, { count, items }) {
          let hidden = false;

          if (count < 0) {
            let totalCount = items.length;

            if (totalCount > 0) {
              const queue = [...items];

              while (queue.length > 0) {
                const {
                  count: nestedCount,
                  items: nestedItems,
                } = queue.shift();

                if (nestedCount > 0 && nestedItems.length > 0) {
                  totalCount += nestedItems.length;
                  queue.push(...nestedItems);
                }
              }
            }

            if (Math.abs(count) === totalCount) {
              hidden = true;
            }
          }

          super._addToggleButton(div, hidden);
        }

        _toggleAllTreeItems() {
          if (!this._outline) {
            return;
          }

          super._toggleAllTreeItems();
        }

        render({ outline, pdfDocument }) {
          if (this._outline) {
            this.reset();
          }

          this._outline = outline || null;
          this._pdfDocument = pdfDocument || null;

          if (!outline) {
            this._dispatchEvent(0);

            return;
          }

          const fragment = document.createDocumentFragment();
          const queue = [
            {
              parent: fragment,
              items: outline,
            },
          ];
          let outlineCount = 0,
            hasAnyNesting = false;

          while (queue.length > 0) {
            const levelData = queue.shift();

            for (const item of levelData.items) {
              const div = document.createElement("div");
              div.className = "treeItem";
              const element = document.createElement("a");

              this._bindLink(element, item);

              this._setStyles(element, item);

              element.textContent = this._normalizeTextContent(item.title);
              div.appendChild(element);

              if (item.items.length > 0) {
                hasAnyNesting = true;

                this._addToggleButton(div, item);

                const itemsDiv = document.createElement("div");
                itemsDiv.className = "treeItems";
                div.appendChild(itemsDiv);
                queue.push({
                  parent: itemsDiv,
                  items: item.items,
                });
              }

              levelData.parent.appendChild(div);
              outlineCount++;
            }
          }

          this._finishRendering(fragment, outlineCount, hasAnyNesting);
        }

        async _currentOutlineItem() {
          if (!this._isPagesLoaded) {
            throw new Error(
              "_currentOutlineItem: All pages have not been loaded."
            );
          }

          if (!this._outline || !this._pdfDocument) {
            return;
          }

          const pageNumberToDestHash = await this._getPageNumberToDestHash(
            this._pdfDocument
          );

          if (!pageNumberToDestHash) {
            return;
          }

          this._updateCurrentTreeItem(null);

          if (this._sidebarView !== _ui_utils.SidebarView.OUTLINE) {
            return;
          }

          for (let i = this._currentPageNumber; i > 0; i--) {
            const destHash = pageNumberToDestHash.get(i);

            if (!destHash) {
              continue;
            }

            const linkElement = this.container.querySelector(
              `a[href="${destHash}"]`
            );

            if (!linkElement) {
              continue;
            }

            this._scrollToCurrentTreeItem(linkElement.parentNode);

            break;
          }
        }

        async _getPageNumberToDestHash(pdfDocument) {
          if (this._pageNumberToDestHashCapability) {
            return this._pageNumberToDestHashCapability.promise;
          }

          this._pageNumberToDestHashCapability = (0,
          _pdfjsLib.createPromiseCapability)();
          const pageNumberToDestHash = new Map(),
            pageNumberNesting = new Map();
          const queue = [
            {
              nesting: 0,
              items: this._outline,
            },
          ];

          while (queue.length > 0) {
            const levelData = queue.shift(),
              currentNesting = levelData.nesting;

            for (const { dest, items } of levelData.items) {
              let explicitDest, pageNumber;

              if (typeof dest === "string") {
                explicitDest = await pdfDocument.getDestination(dest);

                if (pdfDocument !== this._pdfDocument) {
                  return null;
                }
              } else {
                explicitDest = dest;
              }

              if (Array.isArray(explicitDest)) {
                const [destRef] = explicitDest;

                if (typeof destRef === "object") {
                  pageNumber = this.linkService._cachedPageNumber(destRef);

                  if (!pageNumber) {
                    try {
                      pageNumber =
                        (await pdfDocument.getPageIndex(destRef)) + 1;

                      if (pdfDocument !== this._pdfDocument) {
                        return null;
                      }

                      this.linkService.cachePageRef(pageNumber, destRef);
                    } catch (ex) {}
                  }
                } else if (Number.isInteger(destRef)) {
                  pageNumber = destRef + 1;
                }

                if (
                  Number.isInteger(pageNumber) &&
                  (!pageNumberToDestHash.has(pageNumber) ||
                    currentNesting > pageNumberNesting.get(pageNumber))
                ) {
                  const destHash = this.linkService.getDestinationHash(dest);
                  pageNumberToDestHash.set(pageNumber, destHash);
                  pageNumberNesting.set(pageNumber, currentNesting);
                }
              }

              if (items.length > 0) {
                queue.push({
                  nesting: currentNesting + 1,
                  items,
                });
              }
            }
          }

          this._pageNumberToDestHashCapability.resolve(
            pageNumberToDestHash.size > 0 ? pageNumberToDestHash : null
          );

          return this._pageNumberToDestHashCapability.promise;
        }
      }

      exports.PDFOutlineViewer = PDFOutlineViewer;

      /***/
    },
    /* 21 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFPresentationMode = void 0;

      var _ui_utils = __webpack_require__(4);

      const DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS = 1500;
      const DELAY_BEFORE_HIDING_CONTROLS = 3000;
      const ACTIVE_SELECTOR = "pdfPresentationMode";
      const CONTROLS_SELECTOR = "pdfPresentationModeControls";
      const MOUSE_SCROLL_COOLDOWN_TIME = 50;
      const PAGE_SWITCH_THRESHOLD = 0.1;
      const SWIPE_MIN_DISTANCE_THRESHOLD = 50;
      const SWIPE_ANGLE_THRESHOLD = Math.PI / 6;

      class PDFPresentationMode {
        constructor({
          container,
          pdfViewer,
          eventBus,
          contextMenuItems = null,
        }) {
          this.container = container;
          this.pdfViewer = pdfViewer;
          this.eventBus = eventBus;
          this.active = false;
          this.args = null;
          this.contextMenuOpen = false;
          this.mouseScrollTimeStamp = 0;
          this.mouseScrollDelta = 0;
          this.touchSwipeState = null;

          if (contextMenuItems) {
            contextMenuItems.contextFirstPage.addEventListener("click", () => {
              this.contextMenuOpen = false;
              this.eventBus.dispatch("firstpage", {
                source: this,
              });
            });
            contextMenuItems.contextLastPage.addEventListener("click", () => {
              this.contextMenuOpen = false;
              this.eventBus.dispatch("lastpage", {
                source: this,
              });
            });
            contextMenuItems.contextPageRotateCw.addEventListener(
              "click",
              () => {
                this.contextMenuOpen = false;
                this.eventBus.dispatch("rotatecw", {
                  source: this,
                });
              }
            );
            contextMenuItems.contextPageRotateCcw.addEventListener(
              "click",
              () => {
                this.contextMenuOpen = false;
                this.eventBus.dispatch("rotateccw", {
                  source: this,
                });
              }
            );
          }
        }

        request() {
          if (
            this.switchInProgress ||
            this.active ||
            !this.pdfViewer.pagesCount
          ) {
            return false;
          }

          this._addFullscreenChangeListeners();

          this._setSwitchInProgress();

          this._notifyStateChange();

          if (this.container.requestFullscreen) {
            this.container.requestFullscreen();
          } else if (this.container.mozRequestFullScreen) {
            this.container.mozRequestFullScreen();
          } else if (this.container.webkitRequestFullscreen) {
            this.container.webkitRequestFullscreen(
              Element.ALLOW_KEYBOARD_INPUT
            );
          } else {
            return false;
          }

          this.args = {
            page: this.pdfViewer.currentPageNumber,
            previousScale: this.pdfViewer.currentScaleValue,
          };
          return true;
        }

        _mouseWheel(evt) {
          if (!this.active) {
            return;
          }

          evt.preventDefault();
          const delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
          const currentTime = new Date().getTime();
          const storedTime = this.mouseScrollTimeStamp;

          if (
            currentTime > storedTime &&
            currentTime - storedTime < MOUSE_SCROLL_COOLDOWN_TIME
          ) {
            return;
          }

          if (
            (this.mouseScrollDelta > 0 && delta < 0) ||
            (this.mouseScrollDelta < 0 && delta > 0)
          ) {
            this._resetMouseScrollState();
          }

          this.mouseScrollDelta += delta;

          if (Math.abs(this.mouseScrollDelta) >= PAGE_SWITCH_THRESHOLD) {
            const totalDelta = this.mouseScrollDelta;

            this._resetMouseScrollState();

            const success =
              totalDelta > 0
                ? this.pdfViewer.previousPage()
                : this.pdfViewer.nextPage();

            if (success) {
              this.mouseScrollTimeStamp = currentTime;
            }
          }
        }

        get isFullscreen() {
          return !!(
            document.fullscreenElement ||
            document.mozFullScreen ||
            document.webkitIsFullScreen
          );
        }

        _notifyStateChange() {
          let state = _ui_utils.PresentationModeState.NORMAL;

          if (this.switchInProgress) {
            state = _ui_utils.PresentationModeState.CHANGING;
          } else if (this.active) {
            state = _ui_utils.PresentationModeState.FULLSCREEN;
          }

          this.eventBus.dispatch("presentationmodechanged", {
            source: this,
            state,

            get active() {
              throw new Error(
                "Deprecated parameter: `active`, please use `state` instead."
              );
            },

            get switchInProgress() {
              throw new Error(
                "Deprecated parameter: `switchInProgress`, please use `state` instead."
              );
            },
          });
        }

        _setSwitchInProgress() {
          if (this.switchInProgress) {
            clearTimeout(this.switchInProgress);
          }

          this.switchInProgress = setTimeout(() => {
            this._removeFullscreenChangeListeners();

            delete this.switchInProgress;

            this._notifyStateChange();
          }, DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS);
        }

        _resetSwitchInProgress() {
          if (this.switchInProgress) {
            clearTimeout(this.switchInProgress);
            delete this.switchInProgress;
          }
        }

        _enter() {
          this.active = true;

          this._resetSwitchInProgress();

          this._notifyStateChange();

          this.container.classList.add(ACTIVE_SELECTOR);
          setTimeout(() => {
            this.pdfViewer.currentPageNumber = this.args.page;
            this.pdfViewer.currentScaleValue = "page-fit";
          }, 0);

          this._addWindowListeners();

          this._showControls();

          this.contextMenuOpen = false;
          this.container.setAttribute("contextmenu", "viewerContextMenu");
          window.getSelection().removeAllRanges();
        }

        _exit() {
          const page = this.pdfViewer.currentPageNumber;
          this.container.classList.remove(ACTIVE_SELECTOR);
          setTimeout(() => {
            this.active = false;

            this._removeFullscreenChangeListeners();

            this._notifyStateChange();

            this.pdfViewer.currentScaleValue = this.args.previousScale;
            this.pdfViewer.currentPageNumber = page;
            this.args = null;
          }, 0);

          this._removeWindowListeners();

          this._hideControls();

          this._resetMouseScrollState();

          this.container.removeAttribute("contextmenu");
          this.contextMenuOpen = false;
        }

        _mouseDown(evt) {
          if (this.contextMenuOpen) {
            this.contextMenuOpen = false;
            evt.preventDefault();
            return;
          }

          if (evt.button === 0) {
            const isInternalLink =
              evt.target.href && evt.target.classList.contains("internalLink");

            if (!isInternalLink) {
              evt.preventDefault();

              if (evt.shiftKey) {
                this.pdfViewer.previousPage();
              } else {
                this.pdfViewer.nextPage();
              }
            }
          }
        }

        _contextMenu() {
          this.contextMenuOpen = true;
        }

        _showControls() {
          if (this.controlsTimeout) {
            clearTimeout(this.controlsTimeout);
          } else {
            this.container.classList.add(CONTROLS_SELECTOR);
          }

          this.controlsTimeout = setTimeout(() => {
            this.container.classList.remove(CONTROLS_SELECTOR);
            delete this.controlsTimeout;
          }, DELAY_BEFORE_HIDING_CONTROLS);
        }

        _hideControls() {
          if (!this.controlsTimeout) {
            return;
          }

          clearTimeout(this.controlsTimeout);
          this.container.classList.remove(CONTROLS_SELECTOR);
          delete this.controlsTimeout;
        }

        _resetMouseScrollState() {
          this.mouseScrollTimeStamp = 0;
          this.mouseScrollDelta = 0;
        }

        _touchSwipe(evt) {
          if (!this.active) {
            return;
          }

          if (evt.touches.length > 1) {
            this.touchSwipeState = null;
            return;
          }

          switch (evt.type) {
            case "touchstart":
              this.touchSwipeState = {
                startX: evt.touches[0].pageX,
                startY: evt.touches[0].pageY,
                endX: evt.touches[0].pageX,
                endY: evt.touches[0].pageY,
              };
              break;

            case "touchmove":
              if (this.touchSwipeState === null) {
                return;
              }

              this.touchSwipeState.endX = evt.touches[0].pageX;
              this.touchSwipeState.endY = evt.touches[0].pageY;
              evt.preventDefault();
              break;

            case "touchend":
              if (this.touchSwipeState === null) {
                return;
              }

              let delta = 0;
              const dx =
                this.touchSwipeState.endX - this.touchSwipeState.startX;
              const dy =
                this.touchSwipeState.endY - this.touchSwipeState.startY;
              const absAngle = Math.abs(Math.atan2(dy, dx));

              if (
                Math.abs(dx) > SWIPE_MIN_DISTANCE_THRESHOLD &&
                (absAngle <= SWIPE_ANGLE_THRESHOLD ||
                  absAngle >= Math.PI - SWIPE_ANGLE_THRESHOLD)
              ) {
                delta = dx;
              } else if (
                Math.abs(dy) > SWIPE_MIN_DISTANCE_THRESHOLD &&
                Math.abs(absAngle - Math.PI / 2) <= SWIPE_ANGLE_THRESHOLD
              ) {
                delta = dy;
              }

              if (delta > 0) {
                this.pdfViewer.previousPage();
              } else if (delta < 0) {
                this.pdfViewer.nextPage();
              }

              break;
          }
        }

        _addWindowListeners() {
          this.showControlsBind = this._showControls.bind(this);
          this.mouseDownBind = this._mouseDown.bind(this);
          this.mouseWheelBind = this._mouseWheel.bind(this);
          this.resetMouseScrollStateBind = this._resetMouseScrollState.bind(
            this
          );
          this.contextMenuBind = this._contextMenu.bind(this);
          this.touchSwipeBind = this._touchSwipe.bind(this);
          window.addEventListener("mousemove", this.showControlsBind);
          window.addEventListener("mousedown", this.mouseDownBind);
          window.addEventListener("wheel", this.mouseWheelBind, {
            passive: false,
          });
          window.addEventListener("keydown", this.resetMouseScrollStateBind);
          window.addEventListener("contextmenu", this.contextMenuBind);
          window.addEventListener("touchstart", this.touchSwipeBind);
          window.addEventListener("touchmove", this.touchSwipeBind);
          window.addEventListener("touchend", this.touchSwipeBind);
        }

        _removeWindowListeners() {
          window.removeEventListener("mousemove", this.showControlsBind);
          window.removeEventListener("mousedown", this.mouseDownBind);
          window.removeEventListener("wheel", this.mouseWheelBind, {
            passive: false,
          });
          window.removeEventListener("keydown", this.resetMouseScrollStateBind);
          window.removeEventListener("contextmenu", this.contextMenuBind);
          window.removeEventListener("touchstart", this.touchSwipeBind);
          window.removeEventListener("touchmove", this.touchSwipeBind);
          window.removeEventListener("touchend", this.touchSwipeBind);
          delete this.showControlsBind;
          delete this.mouseDownBind;
          delete this.mouseWheelBind;
          delete this.resetMouseScrollStateBind;
          delete this.contextMenuBind;
          delete this.touchSwipeBind;
        }

        _fullscreenChange() {
          if (this.isFullscreen) {
            this._enter();
          } else {
            this._exit();
          }
        }

        _addFullscreenChangeListeners() {
          this.fullscreenChangeBind = this._fullscreenChange.bind(this);
          window.addEventListener(
            "fullscreenchange",
            this.fullscreenChangeBind
          );
          window.addEventListener(
            "mozfullscreenchange",
            this.fullscreenChangeBind
          );
          window.addEventListener(
            "webkitfullscreenchange",
            this.fullscreenChangeBind
          );
        }

        _removeFullscreenChangeListeners() {
          window.removeEventListener(
            "fullscreenchange",
            this.fullscreenChangeBind
          );
          window.removeEventListener(
            "mozfullscreenchange",
            this.fullscreenChangeBind
          );
          window.removeEventListener(
            "webkitfullscreenchange",
            this.fullscreenChangeBind
          );
          delete this.fullscreenChangeBind;
        }
      }

      exports.PDFPresentationMode = PDFPresentationMode;

      /***/
    },
    /* 22 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFSidebar = void 0;

      var _ui_utils = __webpack_require__(4);

      var _pdf_rendering_queue = __webpack_require__(8);

      const UI_NOTIFICATION_CLASS = "pdfSidebarNotification";

      class PDFSidebar {
        constructor({
          elements,
          pdfViewer,
          pdfThumbnailViewer,
          eventBus,
          l10n = _ui_utils.NullL10n,
        }) {
          this.isOpen = false;
          this.active = _ui_utils.SidebarView.THUMBS;
          this.isInitialViewSet = false;
          this.onToggled = null;
          this.pdfViewer = pdfViewer;
          this.pdfThumbnailViewer = pdfThumbnailViewer;
          this.outerContainer = elements.outerContainer;
          this.viewerContainer = elements.viewerContainer;
          this.toggleButton = elements.toggleButton;
          this.thumbnailButton = elements.thumbnailButton;
          this.outlineButton = elements.outlineButton;
          this.attachmentsButton = elements.attachmentsButton;
          this.layersButton = elements.layersButton;
          this.thumbnailView = elements.thumbnailView;
          this.outlineView = elements.outlineView;
          this.attachmentsView = elements.attachmentsView;
          this.layersView = elements.layersView;
          this._outlineOptionsContainer = elements.outlineOptionsContainer;
          this._currentOutlineItemButton = elements.currentOutlineItemButton;
          this.eventBus = eventBus;
          this.l10n = l10n;

          this._addEventListeners();
        }

        reset() {
          this.isInitialViewSet = false;

          this._hideUINotification(true);

          this.switchView(_ui_utils.SidebarView.THUMBS);
          this.outlineButton.disabled = false;
          this.attachmentsButton.disabled = false;
          this.layersButton.disabled = false;
          this._currentOutlineItemButton.disabled = true;
        }

        get visibleView() {
          return this.isOpen ? this.active : _ui_utils.SidebarView.NONE;
        }

        get isThumbnailViewVisible() {
          return this.isOpen && this.active === _ui_utils.SidebarView.THUMBS;
        }

        get isOutlineViewVisible() {
          return this.isOpen && this.active === _ui_utils.SidebarView.OUTLINE;
        }

        get isAttachmentsViewVisible() {
          return (
            this.isOpen && this.active === _ui_utils.SidebarView.ATTACHMENTS
          );
        }

        get isLayersViewVisible() {
          return this.isOpen && this.active === _ui_utils.SidebarView.LAYERS;
        }

        setInitialView(view = _ui_utils.SidebarView.NONE) {
          if (this.isInitialViewSet) {
            return;
          }

          this.isInitialViewSet = true;

          if (
            view === _ui_utils.SidebarView.NONE ||
            view === _ui_utils.SidebarView.UNKNOWN
          ) {
            this._dispatchEvent();

            return;
          }

          if (!this._switchView(view, true)) {
            this._dispatchEvent();
          }
        }

        switchView(view, forceOpen = false) {
          this._switchView(view, forceOpen);
        }

        _switchView(view, forceOpen = false) {
          const isViewChanged = view !== this.active;
          let shouldForceRendering = false;

          switch (view) {
            case _ui_utils.SidebarView.NONE:
              if (this.isOpen) {
                this.close();
                return true;
              }

              return false;

            case _ui_utils.SidebarView.THUMBS:
              if (this.isOpen && isViewChanged) {
                shouldForceRendering = true;
              }

              break;

            case _ui_utils.SidebarView.OUTLINE:
              if (this.outlineButton.disabled) {
                return false;
              }

              break;

            case _ui_utils.SidebarView.ATTACHMENTS:
              if (this.attachmentsButton.disabled) {
                return false;
              }

              break;

            case _ui_utils.SidebarView.LAYERS:
              if (this.layersButton.disabled) {
                return false;
              }

              break;

            default:
              console.error(
                `PDFSidebar._switchView: "${view}" is not a valid view.`
              );
              return false;
          }

          this.active = view;
          this.thumbnailButton.classList.toggle(
            "toggled",
            view === _ui_utils.SidebarView.THUMBS
          );
          this.outlineButton.classList.toggle(
            "toggled",
            view === _ui_utils.SidebarView.OUTLINE
          );
          this.attachmentsButton.classList.toggle(
            "toggled",
            view === _ui_utils.SidebarView.ATTACHMENTS
          );
          this.layersButton.classList.toggle(
            "toggled",
            view === _ui_utils.SidebarView.LAYERS
          );
          this.thumbnailView.classList.toggle(
            "hidden",
            view !== _ui_utils.SidebarView.THUMBS
          );
          this.outlineView.classList.toggle(
            "hidden",
            view !== _ui_utils.SidebarView.OUTLINE
          );
          this.attachmentsView.classList.toggle(
            "hidden",
            view !== _ui_utils.SidebarView.ATTACHMENTS
          );
          this.layersView.classList.toggle(
            "hidden",
            view !== _ui_utils.SidebarView.LAYERS
          );

          this._outlineOptionsContainer.classList.toggle(
            "hidden",
            view !== _ui_utils.SidebarView.OUTLINE
          );

          if (forceOpen && !this.isOpen) {
            this.open();
            return true;
          }

          if (shouldForceRendering) {
            this._updateThumbnailViewer();

            this._forceRendering();
          }

          if (isViewChanged) {
            this._dispatchEvent();
          }

          return isViewChanged;
        }

        open() {
          if (this.isOpen) {
            return;
          }

          this.isOpen = true;
          this.toggleButton.classList.add("toggled");
          this.outerContainer.classList.add("sidebarMoving", "sidebarOpen");

          if (this.active === _ui_utils.SidebarView.THUMBS) {
            this._updateThumbnailViewer();
          }

          this._forceRendering();

          this._dispatchEvent();

          this._hideUINotification();
        }

        close() {
          if (!this.isOpen) {
            return;
          }

          this.isOpen = false;
          this.toggleButton.classList.remove("toggled");
          this.outerContainer.classList.add("sidebarMoving");
          this.outerContainer.classList.remove("sidebarOpen");

          this._forceRendering();

          this._dispatchEvent();
        }

        toggle() {
          if (this.isOpen) {
            this.close();
          } else {
            this.open();
          }
        }

        _dispatchEvent() {
          this.eventBus.dispatch("sidebarviewchanged", {
            source: this,
            view: this.visibleView,
          });
        }

        _forceRendering() {
          if (this.onToggled) {
            this.onToggled();
          } else {
            this.pdfViewer.forceRendering();
            this.pdfThumbnailViewer.forceRendering();
          }
        }

        _updateThumbnailViewer() {
          const { pdfViewer, pdfThumbnailViewer } = this;
          const pagesCount = pdfViewer.pagesCount;

          for (let pageIndex = 0; pageIndex < pagesCount; pageIndex++) {
            const pageView = pdfViewer.getPageView(pageIndex);

            if (
              pageView &&
              pageView.renderingState ===
                _pdf_rendering_queue.RenderingStates.FINISHED
            ) {
              const thumbnailView = pdfThumbnailViewer.getThumbnail(pageIndex);
              thumbnailView.setImage(pageView);
            }
          }

          pdfThumbnailViewer.scrollThumbnailIntoView(
            pdfViewer.currentPageNumber
          );
        }

        _showUINotification() {
          this.l10n
            .get(
              "toggle_sidebar_notification2.title",
              null,
              "Toggle Sidebar (document contains outline/attachments/layers)"
            )
            .then((msg) => {
              this.toggleButton.title = msg;
            });

          if (!this.isOpen) {
            this.toggleButton.classList.add(UI_NOTIFICATION_CLASS);
          }
        }

        _hideUINotification(reset = false) {
          if (this.isOpen || reset) {
            this.toggleButton.classList.remove(UI_NOTIFICATION_CLASS);
          }

          if (reset) {
            this.l10n
              .get("toggle_sidebar.title", null, "Toggle Sidebar")
              .then((msg) => {
                this.toggleButton.title = msg;
              });
          }
        }

        _addEventListeners() {
          this.viewerContainer.addEventListener("transitionend", (evt) => {
            if (evt.target === this.viewerContainer) {
              this.outerContainer.classList.remove("sidebarMoving");
            }
          });
          this.toggleButton.addEventListener("click", () => {
            this.toggle();
          });
          this.thumbnailButton.addEventListener("click", () => {
            this.switchView(_ui_utils.SidebarView.THUMBS);
          });
          this.outlineButton.addEventListener("click", () => {
            this.switchView(_ui_utils.SidebarView.OUTLINE);
          });
          this.outlineButton.addEventListener("dblclick", () => {
            this.eventBus.dispatch("toggleoutlinetree", {
              source: this,
            });
          });
          this.attachmentsButton.addEventListener("click", () => {
            this.switchView(_ui_utils.SidebarView.ATTACHMENTS);
          });
          this.layersButton.addEventListener("click", () => {
            this.switchView(_ui_utils.SidebarView.LAYERS);
          });
          this.layersButton.addEventListener("dblclick", () => {
            this.eventBus.dispatch("resetlayers", {
              source: this,
            });
          });

          this._currentOutlineItemButton.addEventListener("click", () => {
            this.eventBus.dispatch("currentoutlineitem", {
              source: this,
            });
          });

          const onTreeLoaded = (count, button, view) => {
            button.disabled = !count;

            if (count) {
              this._showUINotification();
            } else if (this.active === view) {
              this.switchView(_ui_utils.SidebarView.THUMBS);
            }
          };

          this.eventBus._on("outlineloaded", (evt) => {
            onTreeLoaded(
              evt.outlineCount,
              this.outlineButton,
              _ui_utils.SidebarView.OUTLINE
            );

            if (evt.enableCurrentOutlineItemButton) {
              this.pdfViewer.pagesPromise.then(() => {
                this._currentOutlineItemButton.disabled = !this
                  .isInitialViewSet;
              });
            }
          });

          this.eventBus._on("attachmentsloaded", (evt) => {
            onTreeLoaded(
              evt.attachmentsCount,
              this.attachmentsButton,
              _ui_utils.SidebarView.ATTACHMENTS
            );
          });

          this.eventBus._on("layersloaded", (evt) => {
            onTreeLoaded(
              evt.layersCount,
              this.layersButton,
              _ui_utils.SidebarView.LAYERS
            );
          });

          this.eventBus._on("presentationmodechanged", (evt) => {
            if (
              evt.state === _ui_utils.PresentationModeState.NORMAL &&
              this.isThumbnailViewVisible
            ) {
              this._updateThumbnailViewer();
            }
          });
        }
      }

      exports.PDFSidebar = PDFSidebar;

      /***/
    },
    /* 23 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFSidebarResizer = void 0;

      var _ui_utils = __webpack_require__(4);

      const SIDEBAR_WIDTH_VAR = "--sidebar-width";
      const SIDEBAR_MIN_WIDTH = 200;
      const SIDEBAR_RESIZING_CLASS = "sidebarResizing";

      class PDFSidebarResizer {
        constructor(options, eventBus, l10n = _ui_utils.NullL10n) {
          this.isRTL = false;
          this.sidebarOpen = false;
          this.doc = document.documentElement;
          this._width = null;
          this._outerContainerWidth = null;
          this._boundEvents = Object.create(null);
          this.outerContainer = options.outerContainer;
          this.resizer = options.resizer;
          this.eventBus = eventBus;
          l10n.getDirection().then((dir) => {
            this.isRTL = dir === "rtl";
          });

          this._addEventListeners();
        }

        get outerContainerWidth() {
          if (!this._outerContainerWidth) {
            this._outerContainerWidth = this.outerContainer.clientWidth;
          }

          return this._outerContainerWidth;
        }

        _updateWidth(width = 0) {
          const maxWidth = Math.floor(this.outerContainerWidth / 2);

          if (width > maxWidth) {
            width = maxWidth;
          }

          if (width < SIDEBAR_MIN_WIDTH) {
            width = SIDEBAR_MIN_WIDTH;
          }

          if (width === this._width) {
            return false;
          }

          this._width = width;
          this.doc.style.setProperty(SIDEBAR_WIDTH_VAR, `${width}px`);
          return true;
        }

        _mouseMove(evt) {
          let width = evt.clientX;

          if (this.isRTL) {
            width = this.outerContainerWidth - width;
          }

          this._updateWidth(width);
        }

        _mouseUp(evt) {
          this.outerContainer.classList.remove(SIDEBAR_RESIZING_CLASS);
          this.eventBus.dispatch("resize", {
            source: this,
          });
          const _boundEvents = this._boundEvents;
          window.removeEventListener("mousemove", _boundEvents.mouseMove);
          window.removeEventListener("mouseup", _boundEvents.mouseUp);
        }

        _addEventListeners() {
          const _boundEvents = this._boundEvents;
          _boundEvents.mouseMove = this._mouseMove.bind(this);
          _boundEvents.mouseUp = this._mouseUp.bind(this);
          this.resizer.addEventListener("mousedown", (evt) => {
            if (evt.button !== 0) {
              return;
            }

            this.outerContainer.classList.add(SIDEBAR_RESIZING_CLASS);
            window.addEventListener("mousemove", _boundEvents.mouseMove);
            window.addEventListener("mouseup", _boundEvents.mouseUp);
          });

          this.eventBus._on("sidebarviewchanged", (evt) => {
            this.sidebarOpen = !!(evt && evt.view);
          });

          this.eventBus._on("resize", (evt) => {
            if (!evt || evt.source !== window) {
              return;
            }

            this._outerContainerWidth = null;

            if (!this._width) {
              return;
            }

            if (!this.sidebarOpen) {
              this._updateWidth(this._width);

              return;
            }

            this.outerContainer.classList.add(SIDEBAR_RESIZING_CLASS);

            const updated = this._updateWidth(this._width);

            Promise.resolve().then(() => {
              this.outerContainer.classList.remove(SIDEBAR_RESIZING_CLASS);

              if (updated) {
                this.eventBus.dispatch("resize", {
                  source: this,
                });
              }
            });
          });
        }
      }

      exports.PDFSidebarResizer = PDFSidebarResizer;

      /***/
    },
    /* 24 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFThumbnailViewer = void 0;

      var _ui_utils = __webpack_require__(4);

      var _pdf_thumbnail_view = __webpack_require__(25);

      var _pdf_rendering_queue = __webpack_require__(8);

      const THUMBNAIL_SCROLL_MARGIN = -19;
      const THUMBNAIL_SELECTED_CLASS = "selected";

      class PDFThumbnailViewer {
        constructor({
          container,
          eventBus,
          linkService,
          renderingQueue,
          l10n = _ui_utils.NullL10n,
        }) {
          this.container = container;
          this.linkService = linkService;
          this.renderingQueue = renderingQueue;
          this.l10n = l10n;
          this.scroll = (0, _ui_utils.watchScroll)(
            this.container,
            this._scrollUpdated.bind(this)
          );

          this._resetView();

          eventBus._on("optionalcontentconfigchanged", () => {
            this._setImageDisabled = true;
          });
        }

        _scrollUpdated() {
          this.renderingQueue.renderHighestPriority();
        }

        getThumbnail(index) {
          return this._thumbnails[index];
        }

        _getVisibleThumbs() {
          return (0, _ui_utils.getVisibleElements)({
            scrollEl: this.container,
            views: this._thumbnails,
          });
        }

        scrollThumbnailIntoView(pageNumber) {
          if (!this.pdfDocument) {
            return;
          }

          const thumbnailView = this._thumbnails[pageNumber - 1];

          if (!thumbnailView) {
            console.error(
              'scrollThumbnailIntoView: Invalid "pageNumber" parameter.'
            );
            return;
          }

          if (pageNumber !== this._currentPageNumber) {
            const prevThumbnailView = this._thumbnails[
              this._currentPageNumber - 1
            ];
            prevThumbnailView.div.classList.remove(THUMBNAIL_SELECTED_CLASS);
            thumbnailView.div.classList.add(THUMBNAIL_SELECTED_CLASS);
          }

          const visibleThumbs = this._getVisibleThumbs();

          const numVisibleThumbs = visibleThumbs.views.length;

          if (numVisibleThumbs > 0) {
            const first = visibleThumbs.first.id;
            const last = numVisibleThumbs > 1 ? visibleThumbs.last.id : first;
            let shouldScroll = false;

            if (pageNumber <= first || pageNumber >= last) {
              shouldScroll = true;
            } else {
              visibleThumbs.views.some(function (view) {
                if (view.id !== pageNumber) {
                  return false;
                }

                shouldScroll = view.percent < 100;
                return true;
              });
            }

            if (shouldScroll) {
              (0, _ui_utils.scrollIntoView)(thumbnailView.div, {
                top: THUMBNAIL_SCROLL_MARGIN,
              });
            }
          }

          this._currentPageNumber = pageNumber;
        }

        get pagesRotation() {
          return this._pagesRotation;
        }

        set pagesRotation(rotation) {
          if (!(0, _ui_utils.isValidRotation)(rotation)) {
            throw new Error("Invalid thumbnails rotation angle.");
          }

          if (!this.pdfDocument) {
            return;
          }

          if (this._pagesRotation === rotation) {
            return;
          }

          this._pagesRotation = rotation;

          for (let i = 0, ii = this._thumbnails.length; i < ii; i++) {
            this._thumbnails[i].update(rotation);
          }
        }

        cleanup() {
          for (let i = 0, ii = this._thumbnails.length; i < ii; i++) {
            if (
              this._thumbnails[i] &&
              this._thumbnails[i].renderingState !==
                _pdf_rendering_queue.RenderingStates.FINISHED
            ) {
              this._thumbnails[i].reset();
            }
          }

          _pdf_thumbnail_view.TempImageFactory.destroyCanvas();
        }

        _resetView() {
          this._thumbnails = [];
          this._currentPageNumber = 1;
          this._pageLabels = null;
          this._pagesRotation = 0;
          this._optionalContentConfigPromise = null;
          this._pagesRequests = new WeakMap();
          this._setImageDisabled = false;
          this.container.textContent = "";
        }

        setDocument(pdfDocument) {
          if (this.pdfDocument) {
            this._cancelRendering();

            this._resetView();
          }

          this.pdfDocument = pdfDocument;

          if (!pdfDocument) {
            return;
          }

          const firstPagePromise = pdfDocument.getPage(1);
          const optionalContentConfigPromise = pdfDocument.getOptionalContentConfig();
          firstPagePromise
            .then((firstPdfPage) => {
              this._optionalContentConfigPromise = optionalContentConfigPromise;
              const pagesCount = pdfDocument.numPages;
              const viewport = firstPdfPage.getViewport({
                scale: 1,
              });

              const checkSetImageDisabled = () => {
                return this._setImageDisabled;
              };

              for (let pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                const thumbnail = new _pdf_thumbnail_view.PDFThumbnailView({
                  container: this.container,
                  id: pageNum,
                  defaultViewport: viewport.clone(),
                  optionalContentConfigPromise,
                  linkService: this.linkService,
                  renderingQueue: this.renderingQueue,
                  checkSetImageDisabled,
                  disableCanvasToImageConversion: false,
                  l10n: this.l10n,
                });

                this._thumbnails.push(thumbnail);
              }

              const firstThumbnailView = this._thumbnails[0];

              if (firstThumbnailView) {
                firstThumbnailView.setPdfPage(firstPdfPage);
              }

              const thumbnailView = this._thumbnails[
                this._currentPageNumber - 1
              ];
              thumbnailView.div.classList.add(THUMBNAIL_SELECTED_CLASS);
            })
            .catch((reason) => {
              console.error("Unable to initialize thumbnail viewer", reason);
            });
        }

        _cancelRendering() {
          for (let i = 0, ii = this._thumbnails.length; i < ii; i++) {
            if (this._thumbnails[i]) {
              this._thumbnails[i].cancelRendering();
            }
          }
        }

        setPageLabels(labels) {
          if (!this.pdfDocument) {
            return;
          }

          if (!labels) {
            this._pageLabels = null;
          } else if (
            !(
              Array.isArray(labels) &&
              this.pdfDocument.numPages === labels.length
            )
          ) {
            this._pageLabels = null;
            console.error(
              "PDFThumbnailViewer_setPageLabels: Invalid page labels."
            );
          } else {
            this._pageLabels = labels;
          }

          for (let i = 0, ii = this._thumbnails.length; i < ii; i++) {
            const label = this._pageLabels && this._pageLabels[i];

            this._thumbnails[i].setPageLabel(label);
          }
        }

        _ensurePdfPageLoaded(thumbView) {
          if (thumbView.pdfPage) {
            return Promise.resolve(thumbView.pdfPage);
          }

          if (this._pagesRequests.has(thumbView)) {
            return this._pagesRequests.get(thumbView);
          }

          const promise = this.pdfDocument
            .getPage(thumbView.id)
            .then((pdfPage) => {
              if (!thumbView.pdfPage) {
                thumbView.setPdfPage(pdfPage);
              }

              this._pagesRequests.delete(thumbView);

              return pdfPage;
            })
            .catch((reason) => {
              console.error("Unable to get page for thumb view", reason);

              this._pagesRequests.delete(thumbView);
            });

          this._pagesRequests.set(thumbView, promise);

          return promise;
        }

        forceRendering() {
          const visibleThumbs = this._getVisibleThumbs();

          const thumbView = this.renderingQueue.getHighestPriority(
            visibleThumbs,
            this._thumbnails,
            this.scroll.down
          );

          if (thumbView) {
            this._ensurePdfPageLoaded(thumbView).then(() => {
              this.renderingQueue.renderView(thumbView);
            });

            return true;
          }

          return false;
        }
      }

      exports.PDFThumbnailViewer = PDFThumbnailViewer;

      /***/
    },
    /* 25 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.TempImageFactory = exports.PDFThumbnailView = void 0;

      var _ui_utils = __webpack_require__(4);

      var _pdfjsLib = __webpack_require__(5);

      var _pdf_rendering_queue = __webpack_require__(8);

      const MAX_NUM_SCALING_STEPS = 3;
      const THUMBNAIL_CANVAS_BORDER_WIDTH = 1;
      const THUMBNAIL_WIDTH = 98;

      const TempImageFactory = (function TempImageFactoryClosure() {
        let tempCanvasCache = null;
        return {
          getCanvas(width, height) {
            let tempCanvas = tempCanvasCache;

            if (!tempCanvas) {
              tempCanvas = document.createElement("canvas");
              tempCanvasCache = tempCanvas;
            }

            tempCanvas.width = width;
            tempCanvas.height = height;
            tempCanvas.mozOpaque = true;
            const ctx = tempCanvas.getContext("2d", {
              alpha: false,
            });
            ctx.save();
            ctx.fillStyle = "rgb(255, 255, 255)";
            ctx.fillRect(0, 0, width, height);
            ctx.restore();
            return tempCanvas;
          },

          destroyCanvas() {
            const tempCanvas = tempCanvasCache;

            if (tempCanvas) {
              tempCanvas.width = 0;
              tempCanvas.height = 0;
            }

            tempCanvasCache = null;
          },
        };
      })();

      exports.TempImageFactory = TempImageFactory;

      class PDFThumbnailView {
        constructor({
          container,
          id,
          defaultViewport,
          optionalContentConfigPromise,
          linkService,
          renderingQueue,
          checkSetImageDisabled,
          disableCanvasToImageConversion = false,
          l10n = _ui_utils.NullL10n,
        }) {
          this.id = id;
          this.renderingId = "thumbnail" + id;
          this.pageLabel = null;
          this.pdfPage = null;
          this.rotation = 0;
          this.viewport = defaultViewport;
          this.pdfPageRotate = defaultViewport.rotation;
          this._optionalContentConfigPromise =
            optionalContentConfigPromise || null;
          this.linkService = linkService;
          this.renderingQueue = renderingQueue;
          this.renderTask = null;
          this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
          this.resume = null;

          this._checkSetImageDisabled =
            checkSetImageDisabled ||
            function () {
              return false;
            };

          this.disableCanvasToImageConversion = disableCanvasToImageConversion;
          this.pageWidth = this.viewport.width;
          this.pageHeight = this.viewport.height;
          this.pageRatio = this.pageWidth / this.pageHeight;
          this.canvasWidth = THUMBNAIL_WIDTH;
          this.canvasHeight = (this.canvasWidth / this.pageRatio) | 0;
          this.scale = this.canvasWidth / this.pageWidth;
          this.l10n = l10n;
          const anchor = document.createElement("a");
          anchor.href = linkService.getAnchorUrl("#page=" + id);

          this._thumbPageTitle.then((msg) => {
            anchor.title = msg;
          });

          anchor.onclick = function () {
            linkService.goToPage(id);
            return false;
          };

          this.anchor = anchor;
          const div = document.createElement("div");
          div.className = "thumbnail";
          div.setAttribute("data-page-number", this.id);
          this.div = div;
          const ring = document.createElement("div");
          ring.className = "thumbnailSelectionRing";
          const borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
          ring.style.width = this.canvasWidth + borderAdjustment + "px";
          ring.style.height = this.canvasHeight + borderAdjustment + "px";
          this.ring = ring;
          div.appendChild(ring);
          anchor.appendChild(div);
          container.appendChild(anchor);
        }

        setPdfPage(pdfPage) {
          this.pdfPage = pdfPage;
          this.pdfPageRotate = pdfPage.rotate;
          const totalRotation = (this.rotation + this.pdfPageRotate) % 360;
          this.viewport = pdfPage.getViewport({
            scale: 1,
            rotation: totalRotation,
          });
          this.reset();
        }

        reset() {
          this.cancelRendering();
          this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
          this.pageWidth = this.viewport.width;
          this.pageHeight = this.viewport.height;
          this.pageRatio = this.pageWidth / this.pageHeight;
          this.canvasHeight = (this.canvasWidth / this.pageRatio) | 0;
          this.scale = this.canvasWidth / this.pageWidth;
          this.div.removeAttribute("data-loaded");
          const ring = this.ring;
          const childNodes = ring.childNodes;

          for (let i = childNodes.length - 1; i >= 0; i--) {
            ring.removeChild(childNodes[i]);
          }

          const borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
          ring.style.width = this.canvasWidth + borderAdjustment + "px";
          ring.style.height = this.canvasHeight + borderAdjustment + "px";

          if (this.canvas) {
            this.canvas.width = 0;
            this.canvas.height = 0;
            delete this.canvas;
          }

          if (this.image) {
            this.image.removeAttribute("src");
            delete this.image;
          }
        }

        update(rotation) {
          if (typeof rotation !== "undefined") {
            this.rotation = rotation;
          }

          const totalRotation = (this.rotation + this.pdfPageRotate) % 360;
          this.viewport = this.viewport.clone({
            scale: 1,
            rotation: totalRotation,
          });
          this.reset();
        }

        cancelRendering() {
          if (this.renderTask) {
            this.renderTask.cancel();
            this.renderTask = null;
          }

          this.resume = null;
        }

        _getPageDrawContext() {
          const canvas = document.createElement("canvas");
          this.canvas = canvas;
          canvas.mozOpaque = true;
          const ctx = canvas.getContext("2d", {
            alpha: false,
          });
          const outputScale = (0, _ui_utils.getOutputScale)(ctx);
          canvas.width = (this.canvasWidth * outputScale.sx) | 0;
          canvas.height = (this.canvasHeight * outputScale.sy) | 0;
          canvas.style.width = this.canvasWidth + "px";
          canvas.style.height = this.canvasHeight + "px";
          const transform = outputScale.scaled
            ? [outputScale.sx, 0, 0, outputScale.sy, 0, 0]
            : null;
          return [ctx, transform];
        }

        _convertCanvasToImage() {
          if (!this.canvas) {
            return;
          }

          if (
            this.renderingState !==
            _pdf_rendering_queue.RenderingStates.FINISHED
          ) {
            return;
          }

          const className = "thumbnailImage";

          if (this.disableCanvasToImageConversion) {
            this.canvas.className = className;

            this._thumbPageCanvas.then((msg) => {
              this.canvas.setAttribute("aria-label", msg);
            });

            this.div.setAttribute("data-loaded", true);
            this.ring.appendChild(this.canvas);
            return;
          }

          const image = document.createElement("img");
          image.className = className;

          this._thumbPageCanvas.then((msg) => {
            image.setAttribute("aria-label", msg);
          });

          image.style.width = this.canvasWidth + "px";
          image.style.height = this.canvasHeight + "px";
          image.src = this.canvas.toDataURL();
          this.image = image;
          this.div.setAttribute("data-loaded", true);
          this.ring.appendChild(image);
          this.canvas.width = 0;
          this.canvas.height = 0;
          delete this.canvas;
        }

        draw() {
          if (
            this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL
          ) {
            console.error("Must be in new state before drawing");
            return Promise.resolve(undefined);
          }

          const { pdfPage } = this;

          if (!pdfPage) {
            this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
            return Promise.reject(new Error("pdfPage is not loaded"));
          }

          this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;

          const finishRenderTask = async (error = null) => {
            if (renderTask === this.renderTask) {
              this.renderTask = null;
            }

            if (error instanceof _pdfjsLib.RenderingCancelledException) {
              return;
            }

            this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;

            this._convertCanvasToImage();

            if (error) {
              throw error;
            }
          };

          const [ctx, transform] = this._getPageDrawContext();

          const drawViewport = this.viewport.clone({
            scale: this.scale,
          });

          const renderContinueCallback = (cont) => {
            if (!this.renderingQueue.isHighestPriority(this)) {
              this.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;

              this.resume = () => {
                this.renderingState =
                  _pdf_rendering_queue.RenderingStates.RUNNING;
                cont();
              };

              return;
            }

            cont();
          };

          const renderContext = {
            canvasContext: ctx,
            transform,
            viewport: drawViewport,
            optionalContentConfigPromise: this._optionalContentConfigPromise,
          };
          const renderTask = (this.renderTask = pdfPage.render(renderContext));
          renderTask.onContinue = renderContinueCallback;
          const resultPromise = renderTask.promise.then(
            function () {
              finishRenderTask(null);
            },
            function (error) {
              finishRenderTask(error);
            }
          );
          resultPromise.finally(() => {
            const pageCached = this.linkService.isPageCached(this.id);

            if (pageCached) {
              return;
            }

            this.pdfPage?.cleanup();
          });
          return resultPromise;
        }

        setImage(pageView) {
          if (this._checkSetImageDisabled()) {
            return;
          }

          if (
            this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL
          ) {
            return;
          }

          const img = pageView.canvas;

          if (!img) {
            return;
          }

          if (!this.pdfPage) {
            this.setPdfPage(pageView.pdfPage);
          }

          this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;

          const [ctx] = this._getPageDrawContext();

          const canvas = ctx.canvas;

          if (img.width <= 2 * canvas.width) {
            ctx.drawImage(
              img,
              0,
              0,
              img.width,
              img.height,
              0,
              0,
              canvas.width,
              canvas.height
            );

            this._convertCanvasToImage();

            return;
          }

          let reducedWidth = canvas.width << MAX_NUM_SCALING_STEPS;
          let reducedHeight = canvas.height << MAX_NUM_SCALING_STEPS;
          const reducedImage = TempImageFactory.getCanvas(
            reducedWidth,
            reducedHeight
          );
          const reducedImageCtx = reducedImage.getContext("2d");

          while (reducedWidth > img.width || reducedHeight > img.height) {
            reducedWidth >>= 1;
            reducedHeight >>= 1;
          }

          reducedImageCtx.drawImage(
            img,
            0,
            0,
            img.width,
            img.height,
            0,
            0,
            reducedWidth,
            reducedHeight
          );

          while (reducedWidth > 2 * canvas.width) {
            reducedImageCtx.drawImage(
              reducedImage,
              0,
              0,
              reducedWidth,
              reducedHeight,
              0,
              0,
              reducedWidth >> 1,
              reducedHeight >> 1
            );
            reducedWidth >>= 1;
            reducedHeight >>= 1;
          }

          ctx.drawImage(
            reducedImage,
            0,
            0,
            reducedWidth,
            reducedHeight,
            0,
            0,
            canvas.width,
            canvas.height
          );

          this._convertCanvasToImage();
        }

        get _thumbPageTitle() {
          return this.l10n.get(
            "thumb_page_title",
            {
              page: this.pageLabel ?? this.id,
            },
            "Page {{page}}"
          );
        }

        get _thumbPageCanvas() {
          return this.l10n.get(
            "thumb_page_canvas",
            {
              page: this.pageLabel ?? this.id,
            },
            "Thumbnail of Page {{page}}"
          );
        }

        setPageLabel(label) {
          this.pageLabel = typeof label === "string" ? label : null;

          this._thumbPageTitle.then((msg) => {
            this.anchor.title = msg;
          });

          if (
            this.renderingState !==
            _pdf_rendering_queue.RenderingStates.FINISHED
          ) {
            return;
          }

          this._thumbPageCanvas.then((msg) => {
            if (this.image) {
              this.image.setAttribute("aria-label", msg);
            } else if (this.disableCanvasToImageConversion && this.canvas) {
              this.canvas.setAttribute("aria-label", msg);
            }
          });
        }
      }

      exports.PDFThumbnailView = PDFThumbnailView;

      /***/
    },
    /* 26 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFViewer = void 0;

      var _ui_utils = __webpack_require__(4);

      var _base_viewer = __webpack_require__(27);

      var _pdfjsLib = __webpack_require__(5);

      class PDFViewer extends _base_viewer.BaseViewer {
        get _viewerElement() {
          return (0, _pdfjsLib.shadow)(this, "_viewerElement", this.viewer);
        }

        _scrollIntoView({ pageDiv, pageSpot = null, pageNumber = null }) {
          if (!pageSpot && !this.isInPresentationMode) {
            const left = pageDiv.offsetLeft + pageDiv.clientLeft;
            const right = left + pageDiv.clientWidth;
            const { scrollLeft, clientWidth } = this.container;

            if (
              this._isScrollModeHorizontal ||
              left < scrollLeft ||
              right > scrollLeft + clientWidth
            ) {
              pageSpot = {
                left: 0,
                top: 0,
              };
            }
          }

          super._scrollIntoView({
            pageDiv,
            pageSpot,
            pageNumber,
          });
        }

        _getVisiblePages() {
          if (this.isInPresentationMode) {
            return this._getCurrentVisiblePage();
          }

          return super._getVisiblePages();
        }

        _updateHelper(visiblePages) {
          if (this.isInPresentationMode) {
            return;
          }

          let currentId = this._currentPageNumber;
          let stillFullyVisible = false;

          for (const page of visiblePages) {
            if (page.percent < 100) {
              break;
            }

            if (
              page.id === currentId &&
              this._scrollMode === _ui_utils.ScrollMode.VERTICAL &&
              this._spreadMode === _ui_utils.SpreadMode.NONE
            ) {
              stillFullyVisible = true;
              break;
            }
          }

          if (!stillFullyVisible) {
            currentId = visiblePages[0].id;
          }

          this._setCurrentPageNumber(currentId);
        }
      }

      exports.PDFViewer = PDFViewer;

      /***/
    },
    /* 27 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.BaseViewer = void 0;

      var _pdfjsLib = __webpack_require__(5);

      var _ui_utils = __webpack_require__(4);

      var _pdf_rendering_queue = __webpack_require__(8);

      var _annotation_layer_builder = __webpack_require__(28);

      var _pdf_page_view = __webpack_require__(29);

      var _pdf_link_service = __webpack_require__(19);

      var _text_layer_builder = __webpack_require__(30);

      const DEFAULT_CACHE_SIZE = 10;

      function PDFPageViewBuffer(size) {
        const data = [];

        this.push = function (view) {
          const i = data.indexOf(view);

          if (i >= 0) {
            data.splice(i, 1);
          }

          data.push(view);

          if (data.length > size) {
            data.shift().destroy();
          }
        };

        this.resize = function (newSize, pagesToKeep) {
          size = newSize;

          if (pagesToKeep) {
            const pageIdsToKeep = new Set();

            for (let i = 0, iMax = pagesToKeep.length; i < iMax; ++i) {
              pageIdsToKeep.add(pagesToKeep[i].id);
            }

            (0, _ui_utils.moveToEndOfArray)(data, function (page) {
              return pageIdsToKeep.has(page.id);
            });
          }

          while (data.length > size) {
            data.shift().destroy();
          }
        };

        this.has = function (view) {
          return data.includes(view);
        };
      }

      function isSameScale(oldScale, newScale) {
        if (newScale === oldScale) {
          return true;
        }

        if (Math.abs(newScale - oldScale) < 1e-15) {
          return true;
        }

        return false;
      }

      class BaseViewer {
        constructor(options) {
          if (this.constructor === BaseViewer) {
            throw new Error("Cannot initialize BaseViewer.");
          }

          const viewerVersion = "2.7.570";

          if (_pdfjsLib.version !== viewerVersion) {
            throw new Error(
              `The API version "${_pdfjsLib.version}" does not match the Viewer version "${viewerVersion}".`
            );
          }

          this._name = this.constructor.name;
          this.container = options.container;
          this.viewer = options.viewer || options.container.firstElementChild;

          if (
            !(
              this.container?.tagName.toUpperCase() === "DIV" &&
              this.viewer?.tagName.toUpperCase() === "DIV"
            )
          ) {
            throw new Error("Invalid `container` and/or `viewer` option.");
          }

          if (getComputedStyle(this.container).position !== "absolute") {
            throw new Error("The `container` must be absolutely positioned.");
          }

          this.eventBus = options.eventBus;
          this.linkService =
            options.linkService || new _pdf_link_service.SimpleLinkService();
          this.downloadManager = options.downloadManager || null;
          this.findController = options.findController || null;
          this.removePageBorders = options.removePageBorders || false;
          this.textLayerMode = Number.isInteger(options.textLayerMode)
            ? options.textLayerMode
            : _ui_utils.TextLayerMode.ENABLE;
          this.imageResourcesPath = options.imageResourcesPath || "";
          this.renderInteractiveForms =
            typeof options.renderInteractiveForms === "boolean"
              ? options.renderInteractiveForms
              : true;
          this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
          this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
          this.enableWebGL = options.enableWebGL || false;
          this.useOnlyCssZoom = options.useOnlyCssZoom || false;
          this.maxCanvasPixels = options.maxCanvasPixels;
          this.l10n = options.l10n || _ui_utils.NullL10n;
          this.enableScripting = options.enableScripting || false;
          this._mouseState = options.mouseState || null;
          this.defaultRenderingQueue = !options.renderingQueue;

          if (this.defaultRenderingQueue) {
            this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
            this.renderingQueue.setViewer(this);
          } else {
            this.renderingQueue = options.renderingQueue;
          }

          this.scroll = (0, _ui_utils.watchScroll)(
            this.container,
            this._scrollUpdate.bind(this)
          );
          this.presentationModeState = _ui_utils.PresentationModeState.UNKNOWN;
          this._onBeforeDraw = this._onAfterDraw = null;

          this._resetView();

          if (this.removePageBorders) {
            this.viewer.classList.add("removePageBorders");
          }

          Promise.resolve().then(() => {
            this.eventBus.dispatch("baseviewerinit", {
              source: this,
            });
          });
        }

        get pagesCount() {
          return this._pages.length;
        }

        getPageView(index) {
          return this._pages[index];
        }

        get pageViewsReady() {
          if (!this._pagesCapability.settled) {
            return false;
          }

          return this._pages.every(function (pageView) {
            return pageView && pageView.pdfPage;
          });
        }

        get currentPageNumber() {
          return this._currentPageNumber;
        }

        set currentPageNumber(val) {
          if (!Number.isInteger(val)) {
            throw new Error("Invalid page number.");
          }

          if (!this.pdfDocument) {
            return;
          }

          if (!this._setCurrentPageNumber(val, true)) {
            console.error(
              `${this._name}.currentPageNumber: "${val}" is not a valid page.`
            );
          }
        }

        _setCurrentPageNumber(val, resetCurrentPageView = false) {
          if (this._currentPageNumber === val) {
            if (resetCurrentPageView) {
              this._resetCurrentPageView();
            }

            return true;
          }

          if (!(0 < val && val <= this.pagesCount)) {
            return false;
          }

          const previous = this._currentPageNumber;
          this._currentPageNumber = val;
          this.eventBus.dispatch("pagechanging", {
            source: this,
            pageNumber: val,
            pageLabel: this._pageLabels && this._pageLabels[val - 1],
            previous,
          });

          if (resetCurrentPageView) {
            this._resetCurrentPageView();
          }

          return true;
        }

        get currentPageLabel() {
          return (
            this._pageLabels && this._pageLabels[this._currentPageNumber - 1]
          );
        }

        set currentPageLabel(val) {
          if (!this.pdfDocument) {
            return;
          }

          let page = val | 0;

          if (this._pageLabels) {
            const i = this._pageLabels.indexOf(val);

            if (i >= 0) {
              page = i + 1;
            }
          }

          if (!this._setCurrentPageNumber(page, true)) {
            console.error(
              `${this._name}.currentPageLabel: "${val}" is not a valid page.`
            );
          }
        }

        get currentScale() {
          return this._currentScale !== _ui_utils.UNKNOWN_SCALE
            ? this._currentScale
            : _ui_utils.DEFAULT_SCALE;
        }

        set currentScale(val) {
          if (isNaN(val)) {
            throw new Error("Invalid numeric scale.");
          }

          if (!this.pdfDocument) {
            return;
          }

          this._setScale(val, false);
        }

        get currentScaleValue() {
          return this._currentScaleValue;
        }

        set currentScaleValue(val) {
          if (!this.pdfDocument) {
            return;
          }

          this._setScale(val, false);
        }

        get pagesRotation() {
          return this._pagesRotation;
        }

        set pagesRotation(rotation) {
          if (!(0, _ui_utils.isValidRotation)(rotation)) {
            throw new Error("Invalid pages rotation angle.");
          }

          if (!this.pdfDocument) {
            return;
          }

          if (this._pagesRotation === rotation) {
            return;
          }

          this._pagesRotation = rotation;
          const pageNumber = this._currentPageNumber;

          for (let i = 0, ii = this._pages.length; i < ii; i++) {
            const pageView = this._pages[i];
            pageView.update(pageView.scale, rotation);
          }

          if (this._currentScaleValue) {
            this._setScale(this._currentScaleValue, true);
          }

          this.eventBus.dispatch("rotationchanging", {
            source: this,
            pagesRotation: rotation,
            pageNumber,
          });

          if (this.defaultRenderingQueue) {
            this.update();
          }
        }

        get firstPagePromise() {
          return this.pdfDocument ? this._firstPageCapability.promise : null;
        }

        get onePageRendered() {
          return this.pdfDocument
            ? this._onePageRenderedCapability.promise
            : null;
        }

        get pagesPromise() {
          return this.pdfDocument ? this._pagesCapability.promise : null;
        }

        get _viewerElement() {
          throw new Error("Not implemented: _viewerElement");
        }

        _onePageRenderedOrForceFetch() {
          if (
            !this.container.offsetParent ||
            this._getVisiblePages().views.length === 0
          ) {
            return Promise.resolve();
          }

          return this._onePageRenderedCapability.promise;
        }

        setDocument(pdfDocument) {
          if (this.pdfDocument) {
            this.eventBus.dispatch("pagesdestroy", {
              source: this,
            });

            this._cancelRendering();

            this._resetView();

            if (this.findController) {
              this.findController.setDocument(null);
            }
          }

          this.pdfDocument = pdfDocument;

          if (!pdfDocument) {
            return;
          }

          const pagesCount = pdfDocument.numPages;
          const firstPagePromise = pdfDocument.getPage(1);
          const optionalContentConfigPromise = pdfDocument.getOptionalContentConfig();

          this._pagesCapability.promise.then(() => {
            this.eventBus.dispatch("pagesloaded", {
              source: this,
              pagesCount,
            });
          });

          this._onBeforeDraw = (evt) => {
            const pageView = this._pages[evt.pageNumber - 1];

            if (!pageView) {
              return;
            }

            this._buffer.push(pageView);
          };

          this.eventBus._on("pagerender", this._onBeforeDraw);

          this._onAfterDraw = (evt) => {
            if (evt.cssTransform || this._onePageRenderedCapability.settled) {
              return;
            }

            this._onePageRenderedCapability.resolve();

            this.eventBus._off("pagerendered", this._onAfterDraw);

            this._onAfterDraw = null;
          };

          this.eventBus._on("pagerendered", this._onAfterDraw);

          firstPagePromise
            .then((firstPdfPage) => {
              this._firstPageCapability.resolve(firstPdfPage);

              this._optionalContentConfigPromise = optionalContentConfigPromise;
              const scale = this.currentScale;
              const viewport = firstPdfPage.getViewport({
                scale: scale * _ui_utils.CSS_UNITS,
              });
              const textLayerFactory =
                this.textLayerMode !== _ui_utils.TextLayerMode.DISABLE
                  ? this
                  : null;

              for (let pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                const pageView = new _pdf_page_view.PDFPageView({
                  container: this._viewerElement,
                  eventBus: this.eventBus,
                  id: pageNum,
                  scale,
                  defaultViewport: viewport.clone(),
                  optionalContentConfigPromise,
                  renderingQueue: this.renderingQueue,
                  textLayerFactory,
                  textLayerMode: this.textLayerMode,
                  annotationLayerFactory: this,
                  imageResourcesPath: this.imageResourcesPath,
                  renderInteractiveForms: this.renderInteractiveForms,
                  renderer: this.renderer,
                  enableWebGL: this.enableWebGL,
                  useOnlyCssZoom: this.useOnlyCssZoom,
                  maxCanvasPixels: this.maxCanvasPixels,
                  l10n: this.l10n,
                  enableScripting: this.enableScripting,
                });

                this._pages.push(pageView);
              }

              const firstPageView = this._pages[0];

              if (firstPageView) {
                firstPageView.setPdfPage(firstPdfPage);
                this.linkService.cachePageRef(1, firstPdfPage.ref);
              }

              if (this._spreadMode !== _ui_utils.SpreadMode.NONE) {
                this._updateSpreadMode();
              }

              this._onePageRenderedOrForceFetch().then(() => {
                if (this.findController) {
                  this.findController.setDocument(pdfDocument);
                }

                if (
                  pdfDocument.loadingParams.disableAutoFetch ||
                  pagesCount > 7500
                ) {
                  this._pagesCapability.resolve();

                  return;
                }

                let getPagesLeft = pagesCount - 1;

                if (getPagesLeft <= 0) {
                  this._pagesCapability.resolve();

                  return;
                }

                for (let pageNum = 2; pageNum <= pagesCount; ++pageNum) {
                  pdfDocument.getPage(pageNum).then(
                    (pdfPage) => {
                      const pageView = this._pages[pageNum - 1];

                      if (!pageView.pdfPage) {
                        pageView.setPdfPage(pdfPage);
                      }

                      this.linkService.cachePageRef(pageNum, pdfPage.ref);

                      if (--getPagesLeft === 0) {
                        this._pagesCapability.resolve();
                      }
                    },
                    (reason) => {
                      console.error(
                        `Unable to get page ${pageNum} to initialize viewer`,
                        reason
                      );

                      if (--getPagesLeft === 0) {
                        this._pagesCapability.resolve();
                      }
                    }
                  );
                }
              });

              this.eventBus.dispatch("pagesinit", {
                source: this,
              });

              if (this.defaultRenderingQueue) {
                this.update();
              }
            })
            .catch((reason) => {
              console.error("Unable to initialize viewer", reason);
            });
        }

        setPageLabels(labels) {
          if (!this.pdfDocument) {
            return;
          }

          if (!labels) {
            this._pageLabels = null;
          } else if (
            !(
              Array.isArray(labels) &&
              this.pdfDocument.numPages === labels.length
            )
          ) {
            this._pageLabels = null;
            console.error(`${this._name}.setPageLabels: Invalid page labels.`);
          } else {
            this._pageLabels = labels;
          }

          for (let i = 0, ii = this._pages.length; i < ii; i++) {
            const pageView = this._pages[i];
            const label = this._pageLabels && this._pageLabels[i];
            pageView.setPageLabel(label);
          }
        }

        _resetView() {
          this._pages = [];
          this._currentPageNumber = 1;
          this._currentScale = _ui_utils.UNKNOWN_SCALE;
          this._currentScaleValue = null;
          this._pageLabels = null;
          this._buffer = new PDFPageViewBuffer(DEFAULT_CACHE_SIZE);
          this._location = null;
          this._pagesRotation = 0;
          this._optionalContentConfigPromise = null;
          this._pagesRequests = new WeakMap();
          this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
          this._onePageRenderedCapability = (0,
          _pdfjsLib.createPromiseCapability)();
          this._pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
          this._scrollMode = _ui_utils.ScrollMode.VERTICAL;
          this._spreadMode = _ui_utils.SpreadMode.NONE;

          if (this._onBeforeDraw) {
            this.eventBus._off("pagerender", this._onBeforeDraw);

            this._onBeforeDraw = null;
          }

          if (this._onAfterDraw) {
            this.eventBus._off("pagerendered", this._onAfterDraw);

            this._onAfterDraw = null;
          }

          this._resetScriptingEvents();

          this.viewer.textContent = "";

          this._updateScrollMode();
        }

        _scrollUpdate() {
          if (this.pagesCount === 0) {
            return;
          }

          this.update();
        }

        _scrollIntoView({ pageDiv, pageSpot = null, pageNumber = null }) {
          (0, _ui_utils.scrollIntoView)(pageDiv, pageSpot);
        }

        _setScaleUpdatePages(
          newScale,
          newValue,
          noScroll = false,
          preset = false
        ) {
          this._currentScaleValue = newValue.toString();

          if (isSameScale(this._currentScale, newScale)) {
            if (preset) {
              this.eventBus.dispatch("scalechanging", {
                source: this,
                scale: newScale,
                presetValue: newValue,
              });
            }

            return;
          }

          for (let i = 0, ii = this._pages.length; i < ii; i++) {
            this._pages[i].update(newScale);
          }

          this._currentScale = newScale;

          if (!noScroll) {
            let page = this._currentPageNumber,
              dest;

            if (
              this._location &&
              !(this.isInPresentationMode || this.isChangingPresentationMode)
            ) {
              page = this._location.pageNumber;
              dest = [
                null,
                {
                  name: "XYZ",
                },
                this._location.left,
                this._location.top,
                null,
              ];
            }

            this.scrollPageIntoView({
              pageNumber: page,
              destArray: dest,
              allowNegativeOffset: true,
            });
          }

          this.eventBus.dispatch("scalechanging", {
            source: this,
            scale: newScale,
            presetValue: preset ? newValue : undefined,
          });

          if (this.defaultRenderingQueue) {
            this.update();
          }
        }

        get _pageWidthScaleFactor() {
          if (
            this.spreadMode !== _ui_utils.SpreadMode.NONE &&
            this.scrollMode !== _ui_utils.ScrollMode.HORIZONTAL &&
            !this.isInPresentationMode
          ) {
            return 2;
          }

          return 1;
        }

        _setScale(value, noScroll = false) {
          let scale = parseFloat(value);

          if (scale > 0) {
            this._setScaleUpdatePages(scale, value, noScroll, false);
          } else {
            const currentPage = this._pages[this._currentPageNumber - 1];

            if (!currentPage) {
              return;
            }

            const noPadding =
              this.isInPresentationMode || this.removePageBorders;
            let hPadding = noPadding ? 0 : _ui_utils.SCROLLBAR_PADDING;
            let vPadding = noPadding ? 0 : _ui_utils.VERTICAL_PADDING;

            if (!noPadding && this._isScrollModeHorizontal) {
              [hPadding, vPadding] = [vPadding, hPadding];
            }

            const pageWidthScale =
              (((this.container.clientWidth - hPadding) / currentPage.width) *
                currentPage.scale) /
              this._pageWidthScaleFactor;
            const pageHeightScale =
              ((this.container.clientHeight - vPadding) / currentPage.height) *
              currentPage.scale;

            switch (value) {
              case "page-actual":
                scale = 1;
                break;

              case "page-width":
                scale = pageWidthScale;
                break;

              case "page-height":
                scale = pageHeightScale;
                break;

              case "page-fit":
                scale = Math.min(pageWidthScale, pageHeightScale);
                break;

              case "auto":
                const horizontalScale = (0, _ui_utils.isPortraitOrientation)(
                  currentPage
                )
                  ? pageWidthScale
                  : Math.min(pageHeightScale, pageWidthScale);
                scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
                break;

              default:
                console.error(
                  `${this._name}._setScale: "${value}" is an unknown zoom value.`
                );
                return;
            }

            this._setScaleUpdatePages(scale, value, noScroll, true);
          }
        }

        _resetCurrentPageView() {
          if (this.isInPresentationMode) {
            this._setScale(this._currentScaleValue, true);
          }

          const pageView = this._pages[this._currentPageNumber - 1];

          this._scrollIntoView({
            pageDiv: pageView.div,
          });
        }

        pageLabelToPageNumber(label) {
          if (!this._pageLabels) {
            return null;
          }

          const i = this._pageLabels.indexOf(label);

          if (i < 0) {
            return null;
          }

          return i + 1;
        }

        scrollPageIntoView({
          pageNumber,
          destArray = null,
          allowNegativeOffset = false,
          ignoreDestinationZoom = false,
        }) {
          if (!this.pdfDocument) {
            return;
          }

          const pageView =
            Number.isInteger(pageNumber) && this._pages[pageNumber - 1];

          if (!pageView) {
            console.error(
              `${this._name}.scrollPageIntoView: ` +
                `"${pageNumber}" is not a valid pageNumber parameter.`
            );
            return;
          }

          if (this.isInPresentationMode || !destArray) {
            this._setCurrentPageNumber(pageNumber, true);

            return;
          }

          let x = 0,
            y = 0;
          let width = 0,
            height = 0,
            widthScale,
            heightScale;
          const changeOrientation = pageView.rotation % 180 !== 0;
          const pageWidth =
            (changeOrientation ? pageView.height : pageView.width) /
            pageView.scale /
            _ui_utils.CSS_UNITS;
          const pageHeight =
            (changeOrientation ? pageView.width : pageView.height) /
            pageView.scale /
            _ui_utils.CSS_UNITS;
          let scale = 0;

          switch (destArray[1].name) {
            case "XYZ":
              x = destArray[2];
              y = destArray[3];
              scale = destArray[4];
              x = x !== null ? x : 0;
              y = y !== null ? y : pageHeight;
              break;

            case "Fit":
            case "FitB":
              scale = "page-fit";
              break;

            case "FitH":
            case "FitBH":
              y = destArray[2];
              scale = "page-width";

              if (y === null && this._location) {
                x = this._location.left;
                y = this._location.top;
              } else if (typeof y !== "number") {
                y = pageHeight;
              }

              break;

            case "FitV":
            case "FitBV":
              x = destArray[2];
              width = pageWidth;
              height = pageHeight;
              scale = "page-height";
              break;

            case "FitR":
              x = destArray[2];
              y = destArray[3];
              width = destArray[4] - x;
              height = destArray[5] - y;
              const hPadding = this.removePageBorders
                ? 0
                : _ui_utils.SCROLLBAR_PADDING;
              const vPadding = this.removePageBorders
                ? 0
                : _ui_utils.VERTICAL_PADDING;
              widthScale =
                (this.container.clientWidth - hPadding) /
                width /
                _ui_utils.CSS_UNITS;
              heightScale =
                (this.container.clientHeight - vPadding) /
                height /
                _ui_utils.CSS_UNITS;
              scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
              break;

            default:
              console.error(
                `${this._name}.scrollPageIntoView: ` +
                  `"${destArray[1].name}" is not a valid destination type.`
              );
              return;
          }

          if (!ignoreDestinationZoom) {
            if (scale && scale !== this._currentScale) {
              this.currentScaleValue = scale;
            } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
              this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
            }
          }

          if (scale === "page-fit" && !destArray[4]) {
            this._scrollIntoView({
              pageDiv: pageView.div,
              pageNumber,
            });

            return;
          }

          const boundingRect = [
            pageView.viewport.convertToViewportPoint(x, y),
            pageView.viewport.convertToViewportPoint(x + width, y + height),
          ];
          let left = Math.min(boundingRect[0][0], boundingRect[1][0]);
          let top = Math.min(boundingRect[0][1], boundingRect[1][1]);

          if (!allowNegativeOffset) {
            left = Math.max(left, 0);
            top = Math.max(top, 0);
          }

          this._scrollIntoView({
            pageDiv: pageView.div,
            pageSpot: {
              left,
              top,
            },
            pageNumber,
          });
        }

        _updateLocation(firstPage) {
          const currentScale = this._currentScale;
          const currentScaleValue = this._currentScaleValue;
          const normalizedScaleValue =
            parseFloat(currentScaleValue) === currentScale
              ? Math.round(currentScale * 10000) / 100
              : currentScaleValue;
          const pageNumber = firstPage.id;
          let pdfOpenParams = "#page=" + pageNumber;
          pdfOpenParams += "&zoom=" + normalizedScaleValue;
          const currentPageView = this._pages[pageNumber - 1];
          const container = this.container;
          const topLeft = currentPageView.getPagePoint(
            container.scrollLeft - firstPage.x,
            container.scrollTop - firstPage.y
          );
          const intLeft = Math.round(topLeft[0]);
          const intTop = Math.round(topLeft[1]);
          pdfOpenParams += "," + intLeft + "," + intTop;
          this._location = {
            pageNumber,
            scale: normalizedScaleValue,
            top: intTop,
            left: intLeft,
            rotation: this._pagesRotation,
            pdfOpenParams,
          };
        }

        _updateHelper(visiblePages) {
          throw new Error("Not implemented: _updateHelper");
        }

        update() {
          const visible = this._getVisiblePages();

          const visiblePages = visible.views,
            numVisiblePages = visiblePages.length;

          if (numVisiblePages === 0) {
            return;
          }

          const newCacheSize = Math.max(
            DEFAULT_CACHE_SIZE,
            2 * numVisiblePages + 1
          );

          this._buffer.resize(newCacheSize, visiblePages);

          this.renderingQueue.renderHighestPriority(visible);

          this._updateHelper(visiblePages);

          this._updateLocation(visible.first);

          this.eventBus.dispatch("updateviewarea", {
            source: this,
            location: this._location,
          });
        }

        containsElement(element) {
          return this.container.contains(element);
        }

        focus() {
          this.container.focus();
        }

        get _isScrollModeHorizontal() {
          return this.isInPresentationMode
            ? false
            : this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL;
        }

        get _isContainerRtl() {
          return getComputedStyle(this.container).direction === "rtl";
        }

        get isInPresentationMode() {
          return (
            this.presentationModeState ===
            _ui_utils.PresentationModeState.FULLSCREEN
          );
        }

        get isChangingPresentationMode() {
          return (
            this.presentationModeState ===
            _ui_utils.PresentationModeState.CHANGING
          );
        }

        get isHorizontalScrollbarEnabled() {
          return this.isInPresentationMode
            ? false
            : this.container.scrollWidth > this.container.clientWidth;
        }

        get isVerticalScrollbarEnabled() {
          return this.isInPresentationMode
            ? false
            : this.container.scrollHeight > this.container.clientHeight;
        }

        _getCurrentVisiblePage() {
          if (!this.pagesCount) {
            return {
              views: [],
            };
          }

          const pageView = this._pages[this._currentPageNumber - 1];
          const element = pageView.div;
          const view = {
            id: pageView.id,
            x: element.offsetLeft + element.clientLeft,
            y: element.offsetTop + element.clientTop,
            view: pageView,
          };
          return {
            first: view,
            last: view,
            views: [view],
          };
        }

        _getVisiblePages() {
          return (0, _ui_utils.getVisibleElements)({
            scrollEl: this.container,
            views: this._pages,
            sortByVisibility: true,
            horizontal: this._isScrollModeHorizontal,
            rtl: this._isScrollModeHorizontal && this._isContainerRtl,
          });
        }

        isPageVisible(pageNumber) {
          if (!this.pdfDocument) {
            return false;
          }

          if (
            !(
              Number.isInteger(pageNumber) &&
              pageNumber > 0 &&
              pageNumber <= this.pagesCount
            )
          ) {
            console.error(
              `${this._name}.isPageVisible: "${pageNumber}" is not a valid page.`
            );
            return false;
          }

          return this._getVisiblePages().views.some(function (view) {
            return view.id === pageNumber;
          });
        }

        isPageCached(pageNumber) {
          if (!this.pdfDocument || !this._buffer) {
            return false;
          }

          if (
            !(
              Number.isInteger(pageNumber) &&
              pageNumber > 0 &&
              pageNumber <= this.pagesCount
            )
          ) {
            console.error(
              `${this._name}.isPageCached: "${pageNumber}" is not a valid page.`
            );
            return false;
          }

          const pageView = this._pages[pageNumber - 1];

          if (!pageView) {
            return false;
          }

          return this._buffer.has(pageView);
        }

        cleanup() {
          for (let i = 0, ii = this._pages.length; i < ii; i++) {
            if (
              this._pages[i] &&
              this._pages[i].renderingState !==
                _pdf_rendering_queue.RenderingStates.FINISHED
            ) {
              this._pages[i].reset();
            }
          }
        }

        _cancelRendering() {
          for (let i = 0, ii = this._pages.length; i < ii; i++) {
            if (this._pages[i]) {
              this._pages[i].cancelRendering();
            }
          }
        }

        _ensurePdfPageLoaded(pageView) {
          if (pageView.pdfPage) {
            return Promise.resolve(pageView.pdfPage);
          }

          if (this._pagesRequests.has(pageView)) {
            return this._pagesRequests.get(pageView);
          }

          const promise = this.pdfDocument
            .getPage(pageView.id)
            .then((pdfPage) => {
              if (!pageView.pdfPage) {
                pageView.setPdfPage(pdfPage);
              }

              this._pagesRequests.delete(pageView);

              return pdfPage;
            })
            .catch((reason) => {
              console.error("Unable to get page for page view", reason);

              this._pagesRequests.delete(pageView);
            });

          this._pagesRequests.set(pageView, promise);

          return promise;
        }

        forceRendering(currentlyVisiblePages) {
          const visiblePages = currentlyVisiblePages || this._getVisiblePages();

          const scrollAhead = this._isScrollModeHorizontal
            ? this.scroll.right
            : this.scroll.down;
          const pageView = this.renderingQueue.getHighestPriority(
            visiblePages,
            this._pages,
            scrollAhead
          );

          if (pageView) {
            this._ensurePdfPageLoaded(pageView).then(() => {
              this.renderingQueue.renderView(pageView);
            });

            return true;
          }

          return false;
        }

        createTextLayerBuilder(
          textLayerDiv,
          pageIndex,
          viewport,
          enhanceTextSelection = false,
          eventBus
        ) {
          return new _text_layer_builder.TextLayerBuilder({
            textLayerDiv,
            eventBus,
            pageIndex,
            viewport,
            findController: this.isInPresentationMode
              ? null
              : this.findController,
            enhanceTextSelection: this.isInPresentationMode
              ? false
              : enhanceTextSelection,
          });
        }

        createAnnotationLayerBuilder(
          pageDiv,
          pdfPage,
          annotationStorage = null,
          imageResourcesPath = "",
          renderInteractiveForms = false,
          l10n = _ui_utils.NullL10n,
          enableScripting = false,
          hasJSActionsPromise = null,
          mouseState = null
        ) {
          return new _annotation_layer_builder.AnnotationLayerBuilder({
            pageDiv,
            pdfPage,
            annotationStorage:
              annotationStorage || this.pdfDocument?.annotationStorage,
            imageResourcesPath,
            renderInteractiveForms,
            linkService: this.linkService,
            downloadManager: this.downloadManager,
            l10n,
            enableScripting,
            hasJSActionsPromise:
              hasJSActionsPromise || this.pdfDocument?.hasJSActions(),
            mouseState: mouseState || this._mouseState,
          });
        }

        get hasEqualPageSizes() {
          const firstPageView = this._pages[0];

          for (let i = 1, ii = this._pages.length; i < ii; ++i) {
            const pageView = this._pages[i];

            if (
              pageView.width !== firstPageView.width ||
              pageView.height !== firstPageView.height
            ) {
              return false;
            }
          }

          return true;
        }

        getPagesOverview() {
          const pagesOverview = this._pages.map(function (pageView) {
            const viewport = pageView.pdfPage.getViewport({
              scale: 1,
            });
            return {
              width: viewport.width,
              height: viewport.height,
              rotation: viewport.rotation,
            };
          });

          if (!this.enablePrintAutoRotate) {
            return pagesOverview;
          }

          return pagesOverview.map(function (size) {
            if ((0, _ui_utils.isPortraitOrientation)(size)) {
              return size;
            }

            return {
              width: size.height,
              height: size.width,
              rotation: (size.rotation + 90) % 360,
            };
          });
        }

        get optionalContentConfigPromise() {
          if (!this.pdfDocument) {
            return Promise.resolve(null);
          }

          if (!this._optionalContentConfigPromise) {
            return this.pdfDocument.getOptionalContentConfig();
          }

          return this._optionalContentConfigPromise;
        }

        set optionalContentConfigPromise(promise) {
          if (!(promise instanceof Promise)) {
            throw new Error(`Invalid optionalContentConfigPromise: ${promise}`);
          }

          if (!this.pdfDocument) {
            return;
          }

          if (!this._optionalContentConfigPromise) {
            return;
          }

          this._optionalContentConfigPromise = promise;

          for (const pageView of this._pages) {
            pageView.update(pageView.scale, pageView.rotation, promise);
          }

          this.update();
          this.eventBus.dispatch("optionalcontentconfigchanged", {
            source: this,
            promise,
          });
        }

        get scrollMode() {
          return this._scrollMode;
        }

        set scrollMode(mode) {
          if (this._scrollMode === mode) {
            return;
          }

          if (!(0, _ui_utils.isValidScrollMode)(mode)) {
            throw new Error(`Invalid scroll mode: ${mode}`);
          }

          this._scrollMode = mode;
          this.eventBus.dispatch("scrollmodechanged", {
            source: this,
            mode,
          });

          this._updateScrollMode(this._currentPageNumber);
        }

        _updateScrollMode(pageNumber = null) {
          const scrollMode = this._scrollMode,
            viewer = this.viewer;
          viewer.classList.toggle(
            "scrollHorizontal",
            scrollMode === _ui_utils.ScrollMode.HORIZONTAL
          );
          viewer.classList.toggle(
            "scrollWrapped",
            scrollMode === _ui_utils.ScrollMode.WRAPPED
          );

          if (!this.pdfDocument || !pageNumber) {
            return;
          }

          if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
            this._setScale(this._currentScaleValue, true);
          }

          this._setCurrentPageNumber(pageNumber, true);

          this.update();
        }

        get spreadMode() {
          return this._spreadMode;
        }

        set spreadMode(mode) {
          if (this._spreadMode === mode) {
            return;
          }

          if (!(0, _ui_utils.isValidSpreadMode)(mode)) {
            throw new Error(`Invalid spread mode: ${mode}`);
          }

          this._spreadMode = mode;
          this.eventBus.dispatch("spreadmodechanged", {
            source: this,
            mode,
          });

          this._updateSpreadMode(this._currentPageNumber);
        }

        _updateSpreadMode(pageNumber = null) {
          if (!this.pdfDocument) {
            return;
          }

          const viewer = this.viewer,
            pages = this._pages;
          viewer.textContent = "";

          if (this._spreadMode === _ui_utils.SpreadMode.NONE) {
            for (let i = 0, iMax = pages.length; i < iMax; ++i) {
              viewer.appendChild(pages[i].div);
            }
          } else {
            const parity = this._spreadMode - 1;
            let spread = null;

            for (let i = 0, iMax = pages.length; i < iMax; ++i) {
              if (spread === null) {
                spread = document.createElement("div");
                spread.className = "spread";
                viewer.appendChild(spread);
              } else if (i % 2 === parity) {
                spread = spread.cloneNode(false);
                viewer.appendChild(spread);
              }

              spread.appendChild(pages[i].div);
            }
          }

          if (!pageNumber) {
            return;
          }

          if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
            this._setScale(this._currentScaleValue, true);
          }

          this._setCurrentPageNumber(pageNumber, true);

          this.update();
        }

        _getPageAdvance(currentPageNumber, previous = false) {
          if (this.isInPresentationMode) {
            return 1;
          }

          switch (this._scrollMode) {
            case _ui_utils.ScrollMode.WRAPPED: {
              const { views } = this._getVisiblePages(),
                pageLayout = new Map();

              for (const { id, y, percent, widthPercent } of views) {
                if (percent === 0 || widthPercent < 100) {
                  continue;
                }

                let yArray = pageLayout.get(y);

                if (!yArray) {
                  pageLayout.set(y, yArray || (yArray = []));
                }

                yArray.push(id);
              }

              for (const yArray of pageLayout.values()) {
                const currentIndex = yArray.indexOf(currentPageNumber);

                if (currentIndex === -1) {
                  continue;
                }

                const numPages = yArray.length;

                if (numPages === 1) {
                  break;
                }

                if (previous) {
                  for (let i = currentIndex - 1, ii = 0; i >= ii; i--) {
                    const currentId = yArray[i],
                      expectedId = yArray[i + 1] - 1;

                    if (currentId < expectedId) {
                      return currentPageNumber - expectedId;
                    }
                  }
                } else {
                  for (let i = currentIndex + 1, ii = numPages; i < ii; i++) {
                    const currentId = yArray[i],
                      expectedId = yArray[i - 1] + 1;

                    if (currentId > expectedId) {
                      return expectedId - currentPageNumber;
                    }
                  }
                }

                if (previous) {
                  const firstId = yArray[0];

                  if (firstId < currentPageNumber) {
                    return currentPageNumber - firstId + 1;
                  }
                } else {
                  const lastId = yArray[numPages - 1];

                  if (lastId > currentPageNumber) {
                    return lastId - currentPageNumber + 1;
                  }
                }

                break;
              }

              break;
            }

            case _ui_utils.ScrollMode.HORIZONTAL: {
              break;
            }

            case _ui_utils.ScrollMode.VERTICAL: {
              if (this._spreadMode === _ui_utils.SpreadMode.NONE) {
                break;
              }

              const parity = this._spreadMode - 1;

              if (previous && currentPageNumber % 2 !== parity) {
                break;
              } else if (!previous && currentPageNumber % 2 === parity) {
                break;
              }

              const { views } = this._getVisiblePages(),
                expectedId = previous
                  ? currentPageNumber - 1
                  : currentPageNumber + 1;

              for (const { id, percent, widthPercent } of views) {
                if (id !== expectedId) {
                  continue;
                }

                if (percent > 0 && widthPercent === 100) {
                  return 2;
                }

                break;
              }

              break;
            }
          }

          return 1;
        }

        nextPage() {
          const currentPageNumber = this._currentPageNumber,
            pagesCount = this.pagesCount;

          if (currentPageNumber >= pagesCount) {
            return false;
          }

          const advance = this._getPageAdvance(currentPageNumber, false) || 1;
          this.currentPageNumber = Math.min(
            currentPageNumber + advance,
            pagesCount
          );
          return true;
        }

        previousPage() {
          const currentPageNumber = this._currentPageNumber;

          if (currentPageNumber <= 1) {
            return false;
          }

          const advance = this._getPageAdvance(currentPageNumber, true) || 1;
          this.currentPageNumber = Math.max(currentPageNumber - advance, 1);
          return true;
        }

        initializeScriptingEvents() {
          if (!this.enableScripting || this._pageOpenPendingSet) {
            return;
          }

          const eventBus = this.eventBus,
            pageOpenPendingSet = (this._pageOpenPendingSet = new Set()),
            scriptingEvents =
              this._scriptingEvents ||
              (this._scriptingEvents = Object.create(null));

          const dispatchPageClose = (pageNumber) => {
            if (pageOpenPendingSet.has(pageNumber)) {
              return;
            }

            eventBus.dispatch("pageclose", {
              source: this,
              pageNumber,
            });
          };

          const dispatchPageOpen = (pageNumber) => {
            const pageView = this._pages[pageNumber - 1];

            if (
              pageView?.renderingState ===
              _pdf_rendering_queue.RenderingStates.FINISHED
            ) {
              pageOpenPendingSet.delete(pageNumber);
              eventBus.dispatch("pageopen", {
                source: this,
                pageNumber,
                actionsPromise: pageView.pdfPage?.getJSActions(),
              });
            } else {
              pageOpenPendingSet.add(pageNumber);
            }
          };

          scriptingEvents.onPageChanging = ({ pageNumber, previous }) => {
            if (pageNumber === previous) {
              return;
            }

            dispatchPageClose(previous);
            dispatchPageOpen(pageNumber);
          };

          eventBus._on("pagechanging", scriptingEvents.onPageChanging);

          scriptingEvents.onPageRendered = ({ pageNumber }) => {
            if (!pageOpenPendingSet.has(pageNumber)) {
              return;
            }

            if (pageNumber !== this._currentPageNumber) {
              return;
            }

            dispatchPageOpen(pageNumber);
          };

          eventBus._on("pagerendered", scriptingEvents.onPageRendered);

          scriptingEvents.onPagesDestroy = () => {
            dispatchPageClose(this._currentPageNumber);
          };

          eventBus._on("pagesdestroy", scriptingEvents.onPagesDestroy);

          dispatchPageOpen(this._currentPageNumber);
        }

        _resetScriptingEvents() {
          if (!this.enableScripting || !this._pageOpenPendingSet) {
            return;
          }

          const eventBus = this.eventBus,
            scriptingEvents = this._scriptingEvents;

          eventBus._off("pagechanging", scriptingEvents.onPageChanging);

          scriptingEvents.onPageChanging = null;

          eventBus._off("pagerendered", scriptingEvents.onPageRendered);

          scriptingEvents.onPageRendered = null;

          eventBus._off("pagesdestroy", scriptingEvents.onPagesDestroy);

          scriptingEvents.onPagesDestroy = null;
          this._pageOpenPendingSet = null;
        }
      }

      exports.BaseViewer = BaseViewer;

      /***/
    },
    /* 28 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = void 0;

      var _pdfjsLib = __webpack_require__(5);

      var _ui_utils = __webpack_require__(4);

      var _pdf_link_service = __webpack_require__(19);

      class AnnotationLayerBuilder {
        constructor({
          pageDiv,
          pdfPage,
          linkService,
          downloadManager,
          annotationStorage = null,
          imageResourcesPath = "",
          renderInteractiveForms = true,
          l10n = _ui_utils.NullL10n,
          enableScripting = false,
          hasJSActionsPromise = null,
          mouseState = null,
        }) {
          this.pageDiv = pageDiv;
          this.pdfPage = pdfPage;
          this.linkService = linkService;
          this.downloadManager = downloadManager;
          this.imageResourcesPath = imageResourcesPath;
          this.renderInteractiveForms = renderInteractiveForms;
          this.l10n = l10n;
          this.annotationStorage = annotationStorage;
          this.enableScripting = enableScripting;
          this._hasJSActionsPromise = hasJSActionsPromise;
          this._mouseState = mouseState;
          this.div = null;
          this._cancelled = false;
        }

        render(viewport, intent = "display") {
          return Promise.all([
            this.pdfPage.getAnnotations({
              intent,
            }),
            this._hasJSActionsPromise,
          ]).then(([annotations, hasJSActions = false]) => {
            if (this._cancelled) {
              return;
            }

            if (annotations.length === 0) {
              return;
            }

            const parameters = {
              viewport: viewport.clone({
                dontFlip: true,
              }),
              div: this.div,
              annotations,
              page: this.pdfPage,
              imageResourcesPath: this.imageResourcesPath,
              renderInteractiveForms: this.renderInteractiveForms,
              linkService: this.linkService,
              downloadManager: this.downloadManager,
              annotationStorage: this.annotationStorage,
              enableScripting: this.enableScripting,
              hasJSActions,
              mouseState: this._mouseState,
            };

            if (this.div) {
              _pdfjsLib.AnnotationLayer.update(parameters);
            } else {
              this.div = document.createElement("div");
              this.div.className = "annotationLayer";
              this.pageDiv.appendChild(this.div);
              parameters.div = this.div;

              _pdfjsLib.AnnotationLayer.render(parameters);

              this.l10n.translate(this.div);
            }
          });
        }

        cancel() {
          this._cancelled = true;
        }

        hide() {
          if (!this.div) {
            return;
          }

          this.div.setAttribute("hidden", "true");
        }
      }

      exports.AnnotationLayerBuilder = AnnotationLayerBuilder;

      class DefaultAnnotationLayerFactory {
        createAnnotationLayerBuilder(
          pageDiv,
          pdfPage,
          annotationStorage = null,
          imageResourcesPath = "",
          renderInteractiveForms = true,
          l10n = _ui_utils.NullL10n,
          enableScripting = false,
          hasJSActionsPromise = null,
          mouseState = null
        ) {
          return new AnnotationLayerBuilder({
            pageDiv,
            pdfPage,
            imageResourcesPath,
            renderInteractiveForms,
            linkService: new _pdf_link_service.SimpleLinkService(),
            l10n,
            annotationStorage,
            enableScripting,
            hasJSActionsPromise,
            mouseState,
          });
        }
      }

      exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;

      /***/
    },
    /* 29 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFPageView = void 0;

      var _ui_utils = __webpack_require__(4);

      var _pdfjsLib = __webpack_require__(5);

      var _pdf_rendering_queue = __webpack_require__(8);

      var _viewer_compatibility = __webpack_require__(2);

      const MAX_CANVAS_PIXELS =
        _viewer_compatibility.viewerCompatibilityParams.maxCanvasPixels ||
        16777216;

      class PDFPageView {
        constructor(options) {
          const container = options.container;
          const defaultViewport = options.defaultViewport;
          this.id = options.id;
          this.renderingId = "page" + this.id;
          this.pdfPage = null;
          this.pageLabel = null;
          this.rotation = 0;
          this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
          this.viewport = defaultViewport;
          this.pdfPageRotate = defaultViewport.rotation;
          this._optionalContentConfigPromise =
            options.optionalContentConfigPromise || null;
          this.hasRestrictedScaling = false;
          this.textLayerMode = Number.isInteger(options.textLayerMode)
            ? options.textLayerMode
            : _ui_utils.TextLayerMode.ENABLE;
          this.imageResourcesPath = options.imageResourcesPath || "";
          this.renderInteractiveForms =
            typeof options.renderInteractiveForms === "boolean"
              ? options.renderInteractiveForms
              : true;
          this.useOnlyCssZoom = options.useOnlyCssZoom || false;
          this.maxCanvasPixels = options.maxCanvasPixels || MAX_CANVAS_PIXELS;
          this.eventBus = options.eventBus;
          this.renderingQueue = options.renderingQueue;
          this.textLayerFactory = options.textLayerFactory;
          this.annotationLayerFactory = options.annotationLayerFactory;
          this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
          this.enableWebGL = options.enableWebGL || false;
          this.l10n = options.l10n || _ui_utils.NullL10n;
          this.enableScripting = options.enableScripting || false;
          this.paintTask = null;
          this.paintedViewportMap = new WeakMap();
          this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
          this.resume = null;
          this._renderError = null;
          this.annotationLayer = null;
          this.textLayer = null;
          this.zoomLayer = null;
          const div = document.createElement("div");
          div.className = "page";
          div.style.width = Math.floor(this.viewport.width) + "px";
          div.style.height = Math.floor(this.viewport.height) + "px";
          div.setAttribute("data-page-number", this.id);
          this.div = div;
          container.appendChild(div);
        }

        setPdfPage(pdfPage) {
          this.pdfPage = pdfPage;
          this.pdfPageRotate = pdfPage.rotate;
          const totalRotation = (this.rotation + this.pdfPageRotate) % 360;
          this.viewport = pdfPage.getViewport({
            scale: this.scale * _ui_utils.CSS_UNITS,
            rotation: totalRotation,
          });
          this.reset();
        }

        destroy() {
          this.reset();

          if (this.pdfPage) {
            this.pdfPage.cleanup();
          }
        }

        async _renderAnnotationLayer() {
          let error = null;

          try {
            await this.annotationLayer.render(this.viewport, "display");
          } catch (ex) {
            error = ex;
          } finally {
            this.eventBus.dispatch("annotationlayerrendered", {
              source: this,
              pageNumber: this.id,
              error,
            });
          }
        }

        _resetZoomLayer(removeFromDOM = false) {
          if (!this.zoomLayer) {
            return;
          }

          const zoomLayerCanvas = this.zoomLayer.firstChild;
          this.paintedViewportMap.delete(zoomLayerCanvas);
          zoomLayerCanvas.width = 0;
          zoomLayerCanvas.height = 0;

          if (removeFromDOM) {
            this.zoomLayer.remove();
          }

          this.zoomLayer = null;
        }

        reset(keepZoomLayer = false, keepAnnotations = false) {
          this.cancelRendering(keepAnnotations);
          this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
          const div = this.div;
          div.style.width = Math.floor(this.viewport.width) + "px";
          div.style.height = Math.floor(this.viewport.height) + "px";
          const childNodes = div.childNodes;
          const currentZoomLayerNode =
            (keepZoomLayer && this.zoomLayer) || null;
          const currentAnnotationNode =
            (keepAnnotations &&
              this.annotationLayer &&
              this.annotationLayer.div) ||
            null;

          for (let i = childNodes.length - 1; i >= 0; i--) {
            const node = childNodes[i];

            if (
              currentZoomLayerNode === node ||
              currentAnnotationNode === node
            ) {
              continue;
            }

            div.removeChild(node);
          }

          div.removeAttribute("data-loaded");

          if (currentAnnotationNode) {
            this.annotationLayer.hide();
          } else if (this.annotationLayer) {
            this.annotationLayer.cancel();
            this.annotationLayer = null;
          }

          if (!currentZoomLayerNode) {
            if (this.canvas) {
              this.paintedViewportMap.delete(this.canvas);
              this.canvas.width = 0;
              this.canvas.height = 0;
              delete this.canvas;
            }

            this._resetZoomLayer();
          }

          if (this.svg) {
            this.paintedViewportMap.delete(this.svg);
            delete this.svg;
          }

          this.loadingIconDiv = document.createElement("div");
          this.loadingIconDiv.className = "loadingIcon";
          div.appendChild(this.loadingIconDiv);
        }

        update(scale, rotation, optionalContentConfigPromise = null) {
          this.scale = scale || this.scale;

          if (typeof rotation !== "undefined") {
            this.rotation = rotation;
          }

          if (optionalContentConfigPromise instanceof Promise) {
            this._optionalContentConfigPromise = optionalContentConfigPromise;
          }

          const totalRotation = (this.rotation + this.pdfPageRotate) % 360;
          this.viewport = this.viewport.clone({
            scale: this.scale * _ui_utils.CSS_UNITS,
            rotation: totalRotation,
          });

          if (this.svg) {
            this.cssTransform(this.svg, true);
            this.eventBus.dispatch("pagerendered", {
              source: this,
              pageNumber: this.id,
              cssTransform: true,
              timestamp: performance.now(),
              error: this._renderError,
            });
            return;
          }

          let isScalingRestricted = false;

          if (this.canvas && this.maxCanvasPixels > 0) {
            const outputScale = this.outputScale;

            if (
              ((Math.floor(this.viewport.width) * outputScale.sx) | 0) *
                ((Math.floor(this.viewport.height) * outputScale.sy) | 0) >
              this.maxCanvasPixels
            ) {
              isScalingRestricted = true;
            }
          }

          if (this.canvas) {
            if (
              this.useOnlyCssZoom ||
              (this.hasRestrictedScaling && isScalingRestricted)
            ) {
              this.cssTransform(this.canvas, true);
              this.eventBus.dispatch("pagerendered", {
                source: this,
                pageNumber: this.id,
                cssTransform: true,
                timestamp: performance.now(),
                error: this._renderError,
              });
              return;
            }

            if (!this.zoomLayer && !this.canvas.hasAttribute("hidden")) {
              this.zoomLayer = this.canvas.parentNode;
              this.zoomLayer.style.position = "absolute";
            }
          }

          if (this.zoomLayer) {
            this.cssTransform(this.zoomLayer.firstChild);
          }

          this.reset(true, true);
        }

        cancelRendering(keepAnnotations = false) {
          if (this.paintTask) {
            this.paintTask.cancel();
            this.paintTask = null;
          }

          this.resume = null;

          if (this.textLayer) {
            this.textLayer.cancel();
            this.textLayer = null;
          }

          if (!keepAnnotations && this.annotationLayer) {
            this.annotationLayer.cancel();
            this.annotationLayer = null;
          }
        }

        cssTransform(target, redrawAnnotations = false) {
          const width = this.viewport.width;
          const height = this.viewport.height;
          const div = this.div;
          target.style.width = target.parentNode.style.width = div.style.width =
            Math.floor(width) + "px";
          target.style.height = target.parentNode.style.height = div.style.height =
            Math.floor(height) + "px";
          const relativeRotation =
            this.viewport.rotation -
            this.paintedViewportMap.get(target).rotation;
          const absRotation = Math.abs(relativeRotation);
          let scaleX = 1,
            scaleY = 1;

          if (absRotation === 90 || absRotation === 270) {
            scaleX = height / width;
            scaleY = width / height;
          }

          target.style.transform = `rotate(${relativeRotation}deg) scale(${scaleX}, ${scaleY})`;

          if (this.textLayer) {
            const textLayerViewport = this.textLayer.viewport;
            const textRelativeRotation =
              this.viewport.rotation - textLayerViewport.rotation;
            const textAbsRotation = Math.abs(textRelativeRotation);
            let scale = width / textLayerViewport.width;

            if (textAbsRotation === 90 || textAbsRotation === 270) {
              scale = width / textLayerViewport.height;
            }

            const textLayerDiv = this.textLayer.textLayerDiv;
            let transX, transY;

            switch (textAbsRotation) {
              case 0:
                transX = transY = 0;
                break;

              case 90:
                transX = 0;
                transY = "-" + textLayerDiv.style.height;
                break;

              case 180:
                transX = "-" + textLayerDiv.style.width;
                transY = "-" + textLayerDiv.style.height;
                break;

              case 270:
                transX = "-" + textLayerDiv.style.width;
                transY = 0;
                break;

              default:
                console.error("Bad rotation value.");
                break;
            }

            textLayerDiv.style.transform =
              `rotate(${textAbsRotation}deg) ` +
              `scale(${scale}) ` +
              `translate(${transX}, ${transY})`;
            textLayerDiv.style.transformOrigin = "0% 0%";
          }

          if (redrawAnnotations && this.annotationLayer) {
            this._renderAnnotationLayer();
          }
        }

        get width() {
          return this.viewport.width;
        }

        get height() {
          return this.viewport.height;
        }

        getPagePoint(x, y) {
          return this.viewport.convertToPdfPoint(x, y);
        }

        draw() {
          if (
            this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL
          ) {
            console.error("Must be in new state before drawing");
            this.reset();
          }

          const { div, pdfPage } = this;

          if (!pdfPage) {
            this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;

            if (this.loadingIconDiv) {
              div.removeChild(this.loadingIconDiv);
              delete this.loadingIconDiv;
            }

            return Promise.reject(new Error("pdfPage is not loaded"));
          }

          this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
          const canvasWrapper = document.createElement("div");
          canvasWrapper.style.width = div.style.width;
          canvasWrapper.style.height = div.style.height;
          canvasWrapper.classList.add("canvasWrapper");

          if (this.annotationLayer && this.annotationLayer.div) {
            div.insertBefore(canvasWrapper, this.annotationLayer.div);
          } else {
            div.appendChild(canvasWrapper);
          }

          let textLayer = null;

          if (
            this.textLayerMode !== _ui_utils.TextLayerMode.DISABLE &&
            this.textLayerFactory
          ) {
            const textLayerDiv = document.createElement("div");
            textLayerDiv.className = "textLayer";
            textLayerDiv.style.width = canvasWrapper.style.width;
            textLayerDiv.style.height = canvasWrapper.style.height;

            if (this.annotationLayer && this.annotationLayer.div) {
              div.insertBefore(textLayerDiv, this.annotationLayer.div);
            } else {
              div.appendChild(textLayerDiv);
            }

            textLayer = this.textLayerFactory.createTextLayerBuilder(
              textLayerDiv,
              this.id - 1,
              this.viewport,
              this.textLayerMode === _ui_utils.TextLayerMode.ENABLE_ENHANCE,
              this.eventBus
            );
          }

          this.textLayer = textLayer;
          let renderContinueCallback = null;

          if (this.renderingQueue) {
            renderContinueCallback = (cont) => {
              if (!this.renderingQueue.isHighestPriority(this)) {
                this.renderingState =
                  _pdf_rendering_queue.RenderingStates.PAUSED;

                this.resume = () => {
                  this.renderingState =
                    _pdf_rendering_queue.RenderingStates.RUNNING;
                  cont();
                };

                return;
              }

              cont();
            };
          }

          const finishPaintTask = async (error = null) => {
            if (paintTask === this.paintTask) {
              this.paintTask = null;
            }

            if (error instanceof _pdfjsLib.RenderingCancelledException) {
              this._renderError = null;
              return;
            }

            this._renderError = error;
            this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;

            if (this.loadingIconDiv) {
              div.removeChild(this.loadingIconDiv);
              delete this.loadingIconDiv;
            }

            this._resetZoomLayer(true);

            this.eventBus.dispatch("pagerendered", {
              source: this,
              pageNumber: this.id,
              cssTransform: false,
              timestamp: performance.now(),
              error: this._renderError,
            });

            if (error) {
              throw error;
            }
          };

          const paintTask =
            this.renderer === _ui_utils.RendererType.SVG
              ? this.paintOnSvg(canvasWrapper)
              : this.paintOnCanvas(canvasWrapper);
          paintTask.onRenderContinue = renderContinueCallback;
          this.paintTask = paintTask;
          const resultPromise = paintTask.promise.then(
            function () {
              return finishPaintTask(null).then(function () {
                if (textLayer) {
                  const readableStream = pdfPage.streamTextContent({
                    normalizeWhitespace: true,
                  });
                  textLayer.setTextContentStream(readableStream);
                  textLayer.render();
                }
              });
            },
            function (reason) {
              return finishPaintTask(reason);
            }
          );

          if (this.annotationLayerFactory) {
            if (!this.annotationLayer) {
              this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(
                div,
                pdfPage,
                null,
                this.imageResourcesPath,
                this.renderInteractiveForms,
                this.l10n,
                this.enableScripting,
                null,
                null
              );
            }

            this._renderAnnotationLayer();
          }

          div.setAttribute("data-loaded", true);
          this.eventBus.dispatch("pagerender", {
            source: this,
            pageNumber: this.id,
          });
          return resultPromise;
        }

        paintOnCanvas(canvasWrapper) {
          const renderCapability = (0, _pdfjsLib.createPromiseCapability)();
          const result = {
            promise: renderCapability.promise,

            onRenderContinue(cont) {
              cont();
            },

            cancel() {
              renderTask.cancel();
            },
          };
          const viewport = this.viewport;
          const canvas = document.createElement("canvas");
          this.l10n
            .get(
              "page_canvas",
              {
                page: this.id,
              },
              "Page {{page}}"
            )
            .then((msg) => {
              canvas.setAttribute("aria-label", msg);
            });
          canvas.setAttribute("hidden", "hidden");
          let isCanvasHidden = true;

          const showCanvas = function () {
            if (isCanvasHidden) {
              canvas.removeAttribute("hidden");
              isCanvasHidden = false;
            }
          };

          canvasWrapper.appendChild(canvas);
          this.canvas = canvas;
          canvas.mozOpaque = true;
          const ctx = canvas.getContext("2d", {
            alpha: false,
          });
          const outputScale = (0, _ui_utils.getOutputScale)(ctx);
          this.outputScale = outputScale;

          if (this.useOnlyCssZoom) {
            const actualSizeViewport = viewport.clone({
              scale: _ui_utils.CSS_UNITS,
            });
            outputScale.sx *= actualSizeViewport.width / viewport.width;
            outputScale.sy *= actualSizeViewport.height / viewport.height;
            outputScale.scaled = true;
          }

          if (this.maxCanvasPixels > 0) {
            const pixelsInViewport = viewport.width * viewport.height;
            const maxScale = Math.sqrt(this.maxCanvasPixels / pixelsInViewport);

            if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
              outputScale.sx = maxScale;
              outputScale.sy = maxScale;
              outputScale.scaled = true;
              this.hasRestrictedScaling = true;
            } else {
              this.hasRestrictedScaling = false;
            }
          }

          const sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
          const sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
          canvas.width = (0, _ui_utils.roundToDivide)(
            viewport.width * outputScale.sx,
            sfx[0]
          );
          canvas.height = (0, _ui_utils.roundToDivide)(
            viewport.height * outputScale.sy,
            sfy[0]
          );
          canvas.style.width =
            (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + "px";
          canvas.style.height =
            (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + "px";
          this.paintedViewportMap.set(canvas, viewport);
          const transform = !outputScale.scaled
            ? null
            : [outputScale.sx, 0, 0, outputScale.sy, 0, 0];
          const renderContext = {
            canvasContext: ctx,
            transform,
            viewport: this.viewport,
            enableWebGL: this.enableWebGL,
            renderInteractiveForms: this.renderInteractiveForms,
            optionalContentConfigPromise: this._optionalContentConfigPromise,
          };
          const renderTask = this.pdfPage.render(renderContext);

          renderTask.onContinue = function (cont) {
            showCanvas();

            if (result.onRenderContinue) {
              result.onRenderContinue(cont);
            } else {
              cont();
            }
          };

          renderTask.promise.then(
            function () {
              showCanvas();
              renderCapability.resolve(undefined);
            },
            function (error) {
              showCanvas();
              renderCapability.reject(error);
            }
          );
          return result;
        }

        paintOnSvg(wrapper) {
          let cancelled = false;

          const ensureNotCancelled = () => {
            if (cancelled) {
              throw new _pdfjsLib.RenderingCancelledException(
                `Rendering cancelled, page ${this.id}`,
                "svg"
              );
            }
          };

          const pdfPage = this.pdfPage;
          const actualSizeViewport = this.viewport.clone({
            scale: _ui_utils.CSS_UNITS,
          });
          const promise = pdfPage.getOperatorList().then((opList) => {
            ensureNotCancelled();
            const svgGfx = new _pdfjsLib.SVGGraphics(
              pdfPage.commonObjs,
              pdfPage.objs
            );
            return svgGfx.getSVG(opList, actualSizeViewport).then((svg) => {
              ensureNotCancelled();
              this.svg = svg;
              this.paintedViewportMap.set(svg, actualSizeViewport);
              svg.style.width = wrapper.style.width;
              svg.style.height = wrapper.style.height;
              this.renderingState =
                _pdf_rendering_queue.RenderingStates.FINISHED;
              wrapper.appendChild(svg);
            });
          });
          return {
            promise,

            onRenderContinue(cont) {
              cont();
            },

            cancel() {
              cancelled = true;
            },
          };
        }

        setPageLabel(label) {
          this.pageLabel = typeof label === "string" ? label : null;

          if (this.pageLabel !== null) {
            this.div.setAttribute("data-page-label", this.pageLabel);
          } else {
            this.div.removeAttribute("data-page-label");
          }
        }
      }

      exports.PDFPageView = PDFPageView;

      /***/
    },
    /* 30 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.TextLayerBuilder = exports.DefaultTextLayerFactory = void 0;

      var _pdfjsLib = __webpack_require__(5);

      const EXPAND_DIVS_TIMEOUT = 300;

      class TextLayerBuilder {
        constructor({
          textLayerDiv,
          eventBus,
          pageIndex,
          viewport,
          findController = null,
          enhanceTextSelection = false,
        }) {
          this.textLayerDiv = textLayerDiv;
          this.eventBus = eventBus;
          this.textContent = null;
          this.textContentItemsStr = [];
          this.textContentStream = null;
          this.renderingDone = false;
          this.pageIdx = pageIndex;
          this.pageNumber = this.pageIdx + 1;
          this.matches = [];
          this.viewport = viewport;
          this.textDivs = [];
          this.findController = findController;
          this.textLayerRenderTask = null;
          this.enhanceTextSelection = enhanceTextSelection;
          this._onUpdateTextLayerMatches = null;

          this._bindMouse();
        }

        _finishRendering() {
          this.renderingDone = true;

          if (!this.enhanceTextSelection) {
            const endOfContent = document.createElement("div");
            endOfContent.className = "endOfContent";
            this.textLayerDiv.appendChild(endOfContent);
          }

          this.eventBus.dispatch("textlayerrendered", {
            source: this,
            pageNumber: this.pageNumber,
            numTextDivs: this.textDivs.length,
          });
        }

        render(timeout = 0) {
          if (
            !(this.textContent || this.textContentStream) ||
            this.renderingDone
          ) {
            return;
          }

          this.cancel();
          this.textDivs = [];
          const textLayerFrag = document.createDocumentFragment();
          this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
            textContent: this.textContent,
            textContentStream: this.textContentStream,
            container: textLayerFrag,
            viewport: this.viewport,
            textDivs: this.textDivs,
            textContentItemsStr: this.textContentItemsStr,
            timeout,
            enhanceTextSelection: this.enhanceTextSelection,
          });
          this.textLayerRenderTask.promise.then(
            () => {
              this.textLayerDiv.appendChild(textLayerFrag);

              this._finishRendering();

              this._updateMatches();
            },
            function (reason) {}
          );

          if (!this._onUpdateTextLayerMatches) {
            this._onUpdateTextLayerMatches = (evt) => {
              if (evt.pageIndex === this.pageIdx || evt.pageIndex === -1) {
                this._updateMatches();
              }
            };

            this.eventBus._on(
              "updatetextlayermatches",
              this._onUpdateTextLayerMatches
            );
          }
        }

        cancel() {
          if (this.textLayerRenderTask) {
            this.textLayerRenderTask.cancel();
            this.textLayerRenderTask = null;
          }

          if (this._onUpdateTextLayerMatches) {
            this.eventBus._off(
              "updatetextlayermatches",
              this._onUpdateTextLayerMatches
            );

            this._onUpdateTextLayerMatches = null;
          }
        }

        setTextContentStream(readableStream) {
          this.cancel();
          this.textContentStream = readableStream;
        }

        setTextContent(textContent) {
          this.cancel();
          this.textContent = textContent;
        }

        _convertMatches(matches, matchesLength) {
          if (!matches) {
            return [];
          }

          const { textContentItemsStr } = this;
          let i = 0,
            iIndex = 0;
          const end = textContentItemsStr.length - 1;
          const result = [];

          for (let m = 0, mm = matches.length; m < mm; m++) {
            let matchIdx = matches[m];

            while (
              i !== end &&
              matchIdx >= iIndex + textContentItemsStr[i].length
            ) {
              iIndex += textContentItemsStr[i].length;
              i++;
            }

            if (i === textContentItemsStr.length) {
              console.error("Could not find a matching mapping");
            }

            const match = {
              begin: {
                divIdx: i,
                offset: matchIdx - iIndex,
              },
            };
            matchIdx += matchesLength[m];

            while (
              i !== end &&
              matchIdx > iIndex + textContentItemsStr[i].length
            ) {
              iIndex += textContentItemsStr[i].length;
              i++;
            }

            match.end = {
              divIdx: i,
              offset: matchIdx - iIndex,
            };
            result.push(match);
          }

          return result;
        }

        _renderMatches(matches) {
          if (matches.length === 0) {
            return;
          }

          const {
            findController,
            pageIdx,
            textContentItemsStr,
            textDivs,
          } = this;
          const isSelectedPage = pageIdx === findController.selected.pageIdx;
          const selectedMatchIdx = findController.selected.matchIdx;
          const highlightAll = findController.state.highlightAll;
          let prevEnd = null;
          const infinity = {
            divIdx: -1,
            offset: undefined,
          };

          function beginText(begin, className) {
            const divIdx = begin.divIdx;
            textDivs[divIdx].textContent = "";
            appendTextToDiv(divIdx, 0, begin.offset, className);
          }

          function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
            const div = textDivs[divIdx];
            const content = textContentItemsStr[divIdx].substring(
              fromOffset,
              toOffset
            );
            const node = document.createTextNode(content);

            if (className) {
              const span = document.createElement("span");
              span.className = className;
              span.appendChild(node);
              div.appendChild(span);
              return;
            }

            div.appendChild(node);
          }

          let i0 = selectedMatchIdx,
            i1 = i0 + 1;

          if (highlightAll) {
            i0 = 0;
            i1 = matches.length;
          } else if (!isSelectedPage) {
            return;
          }

          for (let i = i0; i < i1; i++) {
            const match = matches[i];
            const begin = match.begin;
            const end = match.end;
            const isSelected = isSelectedPage && i === selectedMatchIdx;
            const highlightSuffix = isSelected ? " selected" : "";

            if (isSelected) {
              findController.scrollMatchIntoView({
                element: textDivs[begin.divIdx],
                pageIndex: pageIdx,
                matchIndex: selectedMatchIdx,
              });
            }

            if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
              if (prevEnd !== null) {
                appendTextToDiv(
                  prevEnd.divIdx,
                  prevEnd.offset,
                  infinity.offset
                );
              }

              beginText(begin);
            } else {
              appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset);
            }

            if (begin.divIdx === end.divIdx) {
              appendTextToDiv(
                begin.divIdx,
                begin.offset,
                end.offset,
                "highlight" + highlightSuffix
              );
            } else {
              appendTextToDiv(
                begin.divIdx,
                begin.offset,
                infinity.offset,
                "highlight begin" + highlightSuffix
              );

              for (let n0 = begin.divIdx + 1, n1 = end.divIdx; n0 < n1; n0++) {
                textDivs[n0].className = "highlight middle" + highlightSuffix;
              }

              beginText(end, "highlight end" + highlightSuffix);
            }

            prevEnd = end;
          }

          if (prevEnd) {
            appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
          }
        }

        _updateMatches() {
          if (!this.renderingDone) {
            return;
          }

          const {
            findController,
            matches,
            pageIdx,
            textContentItemsStr,
            textDivs,
          } = this;
          let clearedUntilDivIdx = -1;

          for (let i = 0, ii = matches.length; i < ii; i++) {
            const match = matches[i];
            const begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);

            for (let n = begin, end = match.end.divIdx; n <= end; n++) {
              const div = textDivs[n];
              div.textContent = textContentItemsStr[n];
              div.className = "";
            }

            clearedUntilDivIdx = match.end.divIdx + 1;
          }

          if (!findController || !findController.highlightMatches) {
            return;
          }

          const pageMatches = findController.pageMatches[pageIdx] || null;
          const pageMatchesLength =
            findController.pageMatchesLength[pageIdx] || null;
          this.matches = this._convertMatches(pageMatches, pageMatchesLength);

          this._renderMatches(this.matches);
        }

        _bindMouse() {
          const div = this.textLayerDiv;
          let expandDivsTimer = null;
          div.addEventListener("mousedown", (evt) => {
            if (this.enhanceTextSelection && this.textLayerRenderTask) {
              this.textLayerRenderTask.expandTextDivs(true);

              if (expandDivsTimer) {
                clearTimeout(expandDivsTimer);
                expandDivsTimer = null;
              }

              return;
            }

            const end = div.querySelector(".endOfContent");

            if (!end) {
              return;
            }

            let adjustTop = evt.target !== div;
            adjustTop =
              adjustTop &&
              window
                .getComputedStyle(end)
                .getPropertyValue("-moz-user-select") !== "none";

            if (adjustTop) {
              const divBounds = div.getBoundingClientRect();
              const r = Math.max(
                0,
                (evt.pageY - divBounds.top) / divBounds.height
              );
              end.style.top = (r * 100).toFixed(2) + "%";
            }

            end.classList.add("active");
          });
          div.addEventListener("mouseup", () => {
            if (this.enhanceTextSelection && this.textLayerRenderTask) {
              expandDivsTimer = setTimeout(() => {
                if (this.textLayerRenderTask) {
                  this.textLayerRenderTask.expandTextDivs(false);
                }

                expandDivsTimer = null;
              }, EXPAND_DIVS_TIMEOUT);
              return;
            }

            const end = div.querySelector(".endOfContent");

            if (!end) {
              return;
            }

            end.style.top = "";
            end.classList.remove("active");
          });
        }
      }

      exports.TextLayerBuilder = TextLayerBuilder;

      class DefaultTextLayerFactory {
        createTextLayerBuilder(
          textLayerDiv,
          pageIndex,
          viewport,
          enhanceTextSelection = false,
          eventBus
        ) {
          return new TextLayerBuilder({
            textLayerDiv,
            pageIndex,
            viewport,
            enhanceTextSelection,
            eventBus,
          });
        }
      }

      exports.DefaultTextLayerFactory = DefaultTextLayerFactory;

      /***/
    },
    /* 31 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.SecondaryToolbar = void 0;

      var _ui_utils = __webpack_require__(4);

      var _pdf_cursor_tools = __webpack_require__(6);

      var _pdf_single_page_viewer = __webpack_require__(32);

      class SecondaryToolbar {
        constructor(options, mainContainer, eventBus) {
          this.toolbar = options.toolbar;
          this.toggleButton = options.toggleButton;
          this.toolbarButtonContainer = options.toolbarButtonContainer;
          this.buttons = [
            {
              element: options.presentationModeButton,
              eventName: "presentationmode",
              close: true,
            },
            {
              element: options.openFileButton,
              eventName: "openfile",
              close: true,
            },
            {
              element: options.printButton,
              eventName: "print",
              close: true,
            },
            {
              element: options.downloadButton,
              eventName: "download",
              close: true,
            },
            {
              element: options.viewBookmarkButton,
              eventName: null,
              close: true,
            },
            {
              element: options.firstPageButton,
              eventName: "firstpage",
              close: true,
            },
            {
              element: options.lastPageButton,
              eventName: "lastpage",
              close: true,
            },
            {
              element: options.pageRotateCwButton,
              eventName: "rotatecw",
              close: false,
            },
            {
              element: options.pageRotateCcwButton,
              eventName: "rotateccw",
              close: false,
            },
            {
              element: options.cursorSelectToolButton,
              eventName: "switchcursortool",
              eventDetails: {
                tool: _pdf_cursor_tools.CursorTool.SELECT,
              },
              close: true,
            },
            {
              element: options.cursorHandToolButton,
              eventName: "switchcursortool",
              eventDetails: {
                tool: _pdf_cursor_tools.CursorTool.HAND,
              },
              close: true,
            },
            {
              element: options.scrollVerticalButton,
              eventName: "switchscrollmode",
              eventDetails: {
                mode: _ui_utils.ScrollMode.VERTICAL,
              },
              close: true,
            },
            {
              element: options.scrollHorizontalButton,
              eventName: "switchscrollmode",
              eventDetails: {
                mode: _ui_utils.ScrollMode.HORIZONTAL,
              },
              close: true,
            },
            {
              element: options.scrollWrappedButton,
              eventName: "switchscrollmode",
              eventDetails: {
                mode: _ui_utils.ScrollMode.WRAPPED,
              },
              close: true,
            },
            {
              element: options.spreadNoneButton,
              eventName: "switchspreadmode",
              eventDetails: {
                mode: _ui_utils.SpreadMode.NONE,
              },
              close: true,
            },
            {
              element: options.spreadOddButton,
              eventName: "switchspreadmode",
              eventDetails: {
                mode: _ui_utils.SpreadMode.ODD,
              },
              close: true,
            },
            {
              element: options.spreadEvenButton,
              eventName: "switchspreadmode",
              eventDetails: {
                mode: _ui_utils.SpreadMode.EVEN,
              },
              close: true,
            },
            {
              element: options.documentPropertiesButton,
              eventName: "documentproperties",
              close: true,
            },
          ];
          this.items = {
            firstPage: options.firstPageButton,
            lastPage: options.lastPageButton,
            pageRotateCw: options.pageRotateCwButton,
            pageRotateCcw: options.pageRotateCcwButton,
          };
          this.mainContainer = mainContainer;
          this.eventBus = eventBus;
          this.opened = false;
          this.containerHeight = null;
          this.previousContainerHeight = null;
          this.reset();

          this._bindClickListeners();

          this._bindCursorToolsListener(options);

          this._bindScrollModeListener(options);

          this._bindSpreadModeListener(options);

          this.eventBus._on("resize", this._setMaxHeight.bind(this));

          this.eventBus._on("baseviewerinit", (evt) => {
            if (
              evt.source instanceof _pdf_single_page_viewer.PDFSinglePageViewer
            ) {
              this.toolbarButtonContainer.classList.add(
                "hiddenScrollModeButtons",
                "hiddenSpreadModeButtons"
              );
            } else {
              this.toolbarButtonContainer.classList.remove(
                "hiddenScrollModeButtons",
                "hiddenSpreadModeButtons"
              );
            }
          });
        }

        get isOpen() {
          return this.opened;
        }

        setPageNumber(pageNumber) {
          this.pageNumber = pageNumber;

          this._updateUIState();
        }

        setPagesCount(pagesCount) {
          this.pagesCount = pagesCount;

          this._updateUIState();
        }

        reset() {
          this.pageNumber = 0;
          this.pagesCount = 0;

          this._updateUIState();

          this.eventBus.dispatch("secondarytoolbarreset", {
            source: this,
          });
        }

        _updateUIState() {
          this.items.firstPage.disabled = this.pageNumber <= 1;
          this.items.lastPage.disabled = this.pageNumber >= this.pagesCount;
          this.items.pageRotateCw.disabled = this.pagesCount === 0;
          this.items.pageRotateCcw.disabled = this.pagesCount === 0;
        }

        _bindClickListeners() {
          this.toggleButton.addEventListener("click", this.toggle.bind(this));

          for (const { element, eventName, close, eventDetails } of this
            .buttons) {
            element.addEventListener("click", (evt) => {
              if (eventName !== null) {
                const details = {
                  source: this,
                };

                for (const property in eventDetails) {
                  details[property] = eventDetails[property];
                }

                this.eventBus.dispatch(eventName, details);
              }

              if (close) {
                this.close();
              }
            });
          }
        }

        _bindCursorToolsListener(buttons) {
          this.eventBus._on("cursortoolchanged", function ({ tool }) {
            buttons.cursorSelectToolButton.classList.toggle(
              "toggled",
              tool === _pdf_cursor_tools.CursorTool.SELECT
            );
            buttons.cursorHandToolButton.classList.toggle(
              "toggled",
              tool === _pdf_cursor_tools.CursorTool.HAND
            );
          });
        }

        _bindScrollModeListener(buttons) {
          function scrollModeChanged({ mode }) {
            buttons.scrollVerticalButton.classList.toggle(
              "toggled",
              mode === _ui_utils.ScrollMode.VERTICAL
            );
            buttons.scrollHorizontalButton.classList.toggle(
              "toggled",
              mode === _ui_utils.ScrollMode.HORIZONTAL
            );
            buttons.scrollWrappedButton.classList.toggle(
              "toggled",
              mode === _ui_utils.ScrollMode.WRAPPED
            );
            const isScrollModeHorizontal =
              mode === _ui_utils.ScrollMode.HORIZONTAL;
            buttons.spreadNoneButton.disabled = isScrollModeHorizontal;
            buttons.spreadOddButton.disabled = isScrollModeHorizontal;
            buttons.spreadEvenButton.disabled = isScrollModeHorizontal;
          }

          this.eventBus._on("scrollmodechanged", scrollModeChanged);

          this.eventBus._on("secondarytoolbarreset", (evt) => {
            if (evt.source === this) {
              scrollModeChanged({
                mode: _ui_utils.ScrollMode.VERTICAL,
              });
            }
          });
        }

        _bindSpreadModeListener(buttons) {
          function spreadModeChanged({ mode }) {
            buttons.spreadNoneButton.classList.toggle(
              "toggled",
              mode === _ui_utils.SpreadMode.NONE
            );
            buttons.spreadOddButton.classList.toggle(
              "toggled",
              mode === _ui_utils.SpreadMode.ODD
            );
            buttons.spreadEvenButton.classList.toggle(
              "toggled",
              mode === _ui_utils.SpreadMode.EVEN
            );
          }

          this.eventBus._on("spreadmodechanged", spreadModeChanged);

          this.eventBus._on("secondarytoolbarreset", (evt) => {
            if (evt.source === this) {
              spreadModeChanged({
                mode: _ui_utils.SpreadMode.NONE,
              });
            }
          });
        }

        open() {
          if (this.opened) {
            return;
          }

          this.opened = true;

          this._setMaxHeight();

          this.toggleButton.classList.add("toggled");
          this.toolbar.classList.remove("hidden");
        }

        close() {
          if (!this.opened) {
            return;
          }

          this.opened = false;
          this.toolbar.classList.add("hidden");
          this.toggleButton.classList.remove("toggled");
        }

        toggle() {
          if (this.opened) {
            this.close();
          } else {
            this.open();
          }
        }

        _setMaxHeight() {
          if (!this.opened) {
            return;
          }

          this.containerHeight = this.mainContainer.clientHeight;

          if (this.containerHeight === this.previousContainerHeight) {
            return;
          }

          this.toolbarButtonContainer.style.maxHeight = `${
            this.containerHeight - _ui_utils.SCROLLBAR_PADDING
          }px`;
          this.previousContainerHeight = this.containerHeight;
        }
      }

      exports.SecondaryToolbar = SecondaryToolbar;

      /***/
    },
    /* 32 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFSinglePageViewer = void 0;

      var _base_viewer = __webpack_require__(27);

      var _pdfjsLib = __webpack_require__(5);

      class PDFSinglePageViewer extends _base_viewer.BaseViewer {
        constructor(options) {
          super(options);

          this.eventBus._on("pagesinit", (evt) => {
            this._ensurePageViewVisible();
          });
        }

        get _viewerElement() {
          return (0, _pdfjsLib.shadow)(
            this,
            "_viewerElement",
            this._shadowViewer
          );
        }

        get _pageWidthScaleFactor() {
          return 1;
        }

        _resetView() {
          super._resetView();

          this._previousPageNumber = 1;
          this._shadowViewer = document.createDocumentFragment();
          this._updateScrollDown = null;
        }

        _ensurePageViewVisible() {
          const pageView = this._pages[this._currentPageNumber - 1];
          const previousPageView = this._pages[this._previousPageNumber - 1];
          const viewerNodes = this.viewer.childNodes;

          switch (viewerNodes.length) {
            case 0:
              this.viewer.appendChild(pageView.div);
              break;

            case 1:
              if (viewerNodes[0] !== previousPageView.div) {
                throw new Error(
                  "_ensurePageViewVisible: Unexpected previously visible page."
                );
              }

              if (pageView === previousPageView) {
                break;
              }

              this._shadowViewer.appendChild(previousPageView.div);

              this.viewer.appendChild(pageView.div);
              this.container.scrollTop = 0;
              break;

            default:
              throw new Error(
                "_ensurePageViewVisible: Only one page should be visible at a time."
              );
          }

          this._previousPageNumber = this._currentPageNumber;
        }

        _scrollUpdate() {
          if (this._updateScrollDown) {
            this._updateScrollDown();
          }

          super._scrollUpdate();
        }

        _scrollIntoView({ pageDiv, pageSpot = null, pageNumber = null }) {
          if (pageNumber) {
            this._setCurrentPageNumber(pageNumber);
          }

          const scrolledDown =
            this._currentPageNumber >= this._previousPageNumber;

          this._ensurePageViewVisible();

          this.update();

          super._scrollIntoView({
            pageDiv,
            pageSpot,
            pageNumber,
          });

          this._updateScrollDown = () => {
            this.scroll.down = scrolledDown;
            this._updateScrollDown = null;
          };
        }

        _getVisiblePages() {
          return this._getCurrentVisiblePage();
        }

        _updateHelper(visiblePages) {}

        get _isScrollModeHorizontal() {
          return (0, _pdfjsLib.shadow)(this, "_isScrollModeHorizontal", false);
        }

        _updateScrollMode() {}

        _updateSpreadMode() {}

        _getPageAdvance() {
          return 1;
        }
      }

      exports.PDFSinglePageViewer = PDFSinglePageViewer;

      /***/
    },
    /* 33 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.Toolbar = void 0;

      var _ui_utils = __webpack_require__(4);

      const PAGE_NUMBER_LOADING_INDICATOR = "visiblePageIsLoading";
      const SCALE_SELECT_CONTAINER_WIDTH = 140;
      const SCALE_SELECT_WIDTH = 162;

      class Toolbar {
        constructor(options, eventBus, l10n = _ui_utils.NullL10n) {
          this.toolbar = options.container;
          this.eventBus = eventBus;
          this.l10n = l10n;
          this.buttons = [
            {
              element: options.previous,
              eventName: "previouspage",
            },
            {
              element: options.next,
              eventName: "nextpage",
            },
            {
              element: options.zoomIn,
              eventName: "zoomin",
            },
            {
              element: options.zoomOut,
              eventName: "zoomout",
            },
            {
              element: options.openFile,
              eventName: "openfile",
            },
            {
              element: options.print,
              eventName: "print",
            },
            {
              element: options.presentationModeButton,
              eventName: "presentationmode",
            },
            {
              element: options.download,
              eventName: "download",
            },
            {
              element: options.viewBookmark,
              eventName: null,
            },
          ];
          this.items = {
            numPages: options.numPages,
            pageNumber: options.pageNumber,
            scaleSelectContainer: options.scaleSelectContainer,
            scaleSelect: options.scaleSelect,
            customScaleOption: options.customScaleOption,
            previous: options.previous,
            next: options.next,
            zoomIn: options.zoomIn,
            zoomOut: options.zoomOut,
          };
          this._wasLocalized = false;
          this.reset();

          this._bindListeners();
        }

        setPageNumber(pageNumber, pageLabel) {
          this.pageNumber = pageNumber;
          this.pageLabel = pageLabel;

          this._updateUIState(false);
        }

        setPagesCount(pagesCount, hasPageLabels) {
          this.pagesCount = pagesCount;
          this.hasPageLabels = hasPageLabels;

          this._updateUIState(true);
        }

        setPageScale(pageScaleValue, pageScale) {
          this.pageScaleValue = (pageScaleValue || pageScale).toString();
          this.pageScale = pageScale;

          this._updateUIState(false);
        }

        reset() {
          this.pageNumber = 0;
          this.pageLabel = null;
          this.hasPageLabels = false;
          this.pagesCount = 0;
          this.pageScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
          this.pageScale = _ui_utils.DEFAULT_SCALE;

          this._updateUIState(true);

          this.updateLoadingIndicatorState();
        }

        _bindListeners() {
          const { pageNumber, scaleSelect } = this.items;
          const self = this;

          for (const { element, eventName } of this.buttons) {
            element.addEventListener("click", (evt) => {
              if (eventName !== null) {
                this.eventBus.dispatch(eventName, {
                  source: this,
                });
              }
            });
          }

          pageNumber.addEventListener("click", function () {
            this.select();
          });
          pageNumber.addEventListener("change", function () {
            self.eventBus.dispatch("pagenumberchanged", {
              source: self,
              value: this.value,
            });
          });
          scaleSelect.addEventListener("change", function () {
            if (this.value === "custom") {
              return;
            }

            self.eventBus.dispatch("scalechanged", {
              source: self,
              value: this.value,
            });
          });
          scaleSelect.oncontextmenu = _ui_utils.noContextMenuHandler;

          this.eventBus._on("localized", () => {
            this._wasLocalized = true;

            this._adjustScaleWidth();

            this._updateUIState(true);
          });
        }

        _updateUIState(resetNumPages = false) {
          if (!this._wasLocalized) {
            return;
          }

          const {
            pageNumber,
            pagesCount,
            pageScaleValue,
            pageScale,
            items,
          } = this;

          if (resetNumPages) {
            if (this.hasPageLabels) {
              items.pageNumber.type = "text";
            } else {
              items.pageNumber.type = "number";
              this.l10n
                .get(
                  "of_pages",
                  {
                    pagesCount,
                  },
                  "of {{pagesCount}}"
                )
                .then((msg) => {
                  items.numPages.textContent = msg;
                });
            }

            items.pageNumber.max = pagesCount;
          }

          if (this.hasPageLabels) {
            items.pageNumber.value = this.pageLabel;
            this.l10n
              .get(
                "page_of_pages",
                {
                  pageNumber,
                  pagesCount,
                },
                "({{pageNumber}} of {{pagesCount}})"
              )
              .then((msg) => {
                items.numPages.textContent = msg;
              });
          } else {
            items.pageNumber.value = pageNumber;
          }

          items.previous.disabled = pageNumber <= 1;
          items.next.disabled = pageNumber >= pagesCount;
          items.zoomOut.disabled = pageScale <= _ui_utils.MIN_SCALE;
          items.zoomIn.disabled = pageScale >= _ui_utils.MAX_SCALE;
          const customScale = Math.round(pageScale * 10000) / 100;
          this.l10n
            .get(
              "page_scale_percent",
              {
                scale: customScale,
              },
              "{{scale}}%"
            )
            .then((msg) => {
              let predefinedValueFound = false;

              for (const option of items.scaleSelect.options) {
                if (option.value !== pageScaleValue) {
                  option.selected = false;
                  continue;
                }

                option.selected = true;
                predefinedValueFound = true;
              }

              if (!predefinedValueFound) {
                items.customScaleOption.textContent = msg;
                items.customScaleOption.selected = true;
              }
            });
        }

        updateLoadingIndicatorState(loading = false) {
          const pageNumberInput = this.items.pageNumber;
          pageNumberInput.classList.toggle(
            PAGE_NUMBER_LOADING_INDICATOR,
            loading
          );
        }

        async _adjustScaleWidth() {
          const { items, l10n } = this;
          const predefinedValuesPromise = Promise.all([
            l10n.get("page_scale_auto", null, "Automatic Zoom"),
            l10n.get("page_scale_actual", null, "Actual Size"),
            l10n.get("page_scale_fit", null, "Page Fit"),
            l10n.get("page_scale_width", null, "Page Width"),
          ]);
          let canvas = document.createElement("canvas");
          canvas.mozOpaque = true;
          let ctx = canvas.getContext("2d", {
            alpha: false,
          });
          await _ui_utils.animationStarted;
          const { fontSize, fontFamily } = getComputedStyle(items.scaleSelect);
          ctx.font = `${fontSize} ${fontFamily}`;
          let maxWidth = 0;

          for (const predefinedValue of await predefinedValuesPromise) {
            const { width } = ctx.measureText(predefinedValue);

            if (width > maxWidth) {
              maxWidth = width;
            }
          }

          const overflow = SCALE_SELECT_WIDTH - SCALE_SELECT_CONTAINER_WIDTH;
          maxWidth += 2 * overflow;

          if (maxWidth > SCALE_SELECT_CONTAINER_WIDTH) {
            items.scaleSelect.style.width = `${maxWidth + overflow}px`;
            items.scaleSelectContainer.style.width = `${maxWidth}px`;
          }

          canvas.width = 0;
          canvas.height = 0;
          canvas = ctx = null;
        }
      }

      exports.Toolbar = Toolbar;

      /***/
    },
    /* 34 */
    /***/ (__unused_webpack_module, exports) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.ViewHistory = void 0;
      const DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;

      class ViewHistory {
        constructor(fingerprint, cacheSize = DEFAULT_VIEW_HISTORY_CACHE_SIZE) {
          this.fingerprint = fingerprint;
          this.cacheSize = cacheSize;
          this._initializedPromise = this._readFromStorage().then(
            (databaseStr) => {
              const database = JSON.parse(databaseStr || "{}");
              let index = -1;

              if (!Array.isArray(database.files)) {
                database.files = [];
              } else {
                while (database.files.length >= this.cacheSize) {
                  database.files.shift();
                }

                for (let i = 0, ii = database.files.length; i < ii; i++) {
                  const branch = database.files[i];

                  if (branch.fingerprint === this.fingerprint) {
                    index = i;
                    break;
                  }
                }
              }

              if (index === -1) {
                index =
                  database.files.push({
                    fingerprint: this.fingerprint,
                  }) - 1;
              }

              this.file = database.files[index];
              this.database = database;
            }
          );
        }

        async _writeToStorage() {
          const databaseStr = JSON.stringify(this.database);
          localStorage.setItem("pdfjs.history", databaseStr);
        }

        async _readFromStorage() {
          return localStorage.getItem("pdfjs.history");
        }

        async set(name, val) {
          await this._initializedPromise;
          this.file[name] = val;
          return this._writeToStorage();
        }

        async setMultiple(properties) {
          await this._initializedPromise;

          for (const name in properties) {
            this.file[name] = properties[name];
          }

          return this._writeToStorage();
        }

        async get(name, defaultValue) {
          await this._initializedPromise;
          const val = this.file[name];
          return val !== undefined ? val : defaultValue;
        }

        async getMultiple(properties) {
          await this._initializedPromise;
          const values = Object.create(null);

          for (const name in properties) {
            const val = this.file[name];
            values[name] = val !== undefined ? val : properties[name];
          }

          return values;
        }
      }

      exports.ViewHistory = ViewHistory;

      /***/
    },
    /* 35 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.GenericCom = void 0;

      var _app = __webpack_require__(3);

      var _preferences = __webpack_require__(36);

      var _download_manager = __webpack_require__(37);

      var _genericl10n = __webpack_require__(38);

      var _generic_scripting = __webpack_require__(40);

      const GenericCom = {};
      exports.GenericCom = GenericCom;

      class GenericPreferences extends _preferences.BasePreferences {
        async _writeToStorage(prefObj) {
          localStorage.setItem("pdfjs.preferences", JSON.stringify(prefObj));
        }

        async _readFromStorage(prefObj) {
          return JSON.parse(localStorage.getItem("pdfjs.preferences"));
        }
      }

      class GenericExternalServices extends _app.DefaultExternalServices {
        static createDownloadManager(options) {
          return new _download_manager.DownloadManager();
        }

        static createPreferences() {
          return new GenericPreferences();
        }

        static createL10n({ locale = "en-US" }) {
          return new _genericl10n.GenericL10n(locale);
        }

        static createScripting({ sandboxBundleSrc }) {
          return new _generic_scripting.GenericScripting(sandboxBundleSrc);
        }
      }

      _app.PDFViewerApplication.externalServices = GenericExternalServices;

      /***/
    },
    /* 36 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.BasePreferences = void 0;

      var _app_options = __webpack_require__(1);

      class BasePreferences {
        constructor() {
          if (this.constructor === BasePreferences) {
            throw new Error("Cannot initialize BasePreferences.");
          }

          Object.defineProperty(this, "defaults", {
            value: Object.freeze({
              cursorToolOnLoad: 0,
              defaultZoomValue: "",
              disablePageLabels: false,
              enablePermissions: false,
              enablePrintAutoRotate: false,
              enableScripting: false,
              enableWebGL: false,
              externalLinkTarget: 0,
              historyUpdateUrl: false,
              ignoreDestinationZoom: false,
              pdfBugEnabled: false,
              renderer: "canvas",
              renderInteractiveForms: true,
              sidebarViewOnLoad: -1,
              scrollModeOnLoad: -1,
              spreadModeOnLoad: -1,
              textLayerMode: 1,
              useOnlyCssZoom: false,
              viewerCssTheme: 0,
              viewOnLoad: 0,
              disableAutoFetch: false,
              disableFontFace: false,
              disableRange: false,
              disableStream: false,
            }),
            writable: false,
            enumerable: true,
            configurable: false,
          });
          this.prefs = Object.assign(Object.create(null), this.defaults);
          this._initializedPromise = this._readFromStorage(this.defaults).then(
            (prefs) => {
              if (!prefs) {
                return;
              }

              for (const name in prefs) {
                const defaultValue = this.defaults[name],
                  prefValue = prefs[name];

                if (
                  defaultValue === undefined ||
                  typeof prefValue !== typeof defaultValue
                ) {
                  continue;
                }

                this.prefs[name] = prefValue;
              }
            }
          );
        }

        async _writeToStorage(prefObj) {
          throw new Error("Not implemented: _writeToStorage");
        }

        async _readFromStorage(prefObj) {
          throw new Error("Not implemented: _readFromStorage");
        }

        async reset() {
          await this._initializedPromise;
          this.prefs = Object.assign(Object.create(null), this.defaults);
          return this._writeToStorage(this.defaults);
        }

        async set(name, value) {
          await this._initializedPromise;
          const defaultValue = this.defaults[name];

          if (defaultValue === undefined) {
            throw new Error(`Set preference: "${name}" is undefined.`);
          } else if (value === undefined) {
            throw new Error("Set preference: no value is specified.");
          }

          const valueType = typeof value;
          const defaultType = typeof defaultValue;

          if (valueType !== defaultType) {
            if (valueType === "number" && defaultType === "string") {
              value = value.toString();
            } else {
              throw new Error(
                `Set preference: "${value}" is a ${valueType}, ` +
                  `expected a ${defaultType}.`
              );
            }
          } else {
            if (valueType === "number" && !Number.isInteger(value)) {
              throw new Error(`Set preference: "${value}" must be an integer.`);
            }
          }

          this.prefs[name] = value;
          return this._writeToStorage(this.prefs);
        }

        async get(name) {
          await this._initializedPromise;
          const defaultValue = this.defaults[name];

          if (defaultValue === undefined) {
            throw new Error(`Get preference: "${name}" is undefined.`);
          } else {
            const prefValue = this.prefs[name];

            if (prefValue !== undefined) {
              return prefValue;
            }
          }

          return defaultValue;
        }

        async getAll() {
          await this._initializedPromise;
          return Object.assign(Object.create(null), this.defaults, this.prefs);
        }
      }

      exports.BasePreferences = BasePreferences;

      /***/
    },
    /* 37 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.DownloadManager = void 0;

      var _pdfjsLib = __webpack_require__(5);

      var _viewer_compatibility = __webpack_require__(2);

      function download(blobUrl, filename) {
        const a = document.createElement("a");

        if (!a.click) {
          throw new Error('DownloadManager: "a.click()" is not supported.');
        }

        a.href = blobUrl;
        a.target = "_parent";

        if ("download" in a) {
          a.download = filename;
        }

        (document.body || document.documentElement).appendChild(a);
        a.click();
        a.remove();
      }

      class DownloadManager {
        downloadUrl(url, filename) {
          if (
            !(0, _pdfjsLib.createValidAbsoluteUrl)(url, "http://example.com")
          ) {
            return;
          }

          download(url + "#pdfjs.action=download", filename);
        }

        downloadData(data, filename, contentType) {
          const blobUrl = (0, _pdfjsLib.createObjectURL)(
            data,
            contentType,
            _viewer_compatibility.viewerCompatibilityParams
              .disableCreateObjectURL
          );
          download(blobUrl, filename);
        }

        download(blob, url, filename, sourceEventType = "download") {
          if (
            _viewer_compatibility.viewerCompatibilityParams
              .disableCreateObjectURL
          ) {
            this.downloadUrl(url, filename);
            return;
          }

          const blobUrl = URL.createObjectURL(blob);
          download(blobUrl, filename);
        }
      }

      exports.DownloadManager = DownloadManager;

      /***/
    },
    /* 38 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.GenericL10n = void 0;

      __webpack_require__(39);

      const webL10n = document.webL10n;

      class GenericL10n {
        constructor(lang) {
          this._lang = lang;
          this._ready = new Promise((resolve, reject) => {
            webL10n.setLanguage(lang, () => {
              resolve(webL10n);
            });
          });
        }

        async getLanguage() {
          const l10n = await this._ready;
          return l10n.getLanguage();
        }

        async getDirection() {
          const l10n = await this._ready;
          return l10n.getDirection();
        }

        async get(property, args, fallback) {
          const l10n = await this._ready;
          return l10n.get(property, args, fallback);
        }

        async translate(element) {
          const l10n = await this._ready;
          return l10n.translate(element);
        }
      }

      exports.GenericL10n = GenericL10n;

      /***/
    },
    /* 39 */
    /***/ () => {
      document.webL10n = (function (window, document, undefined) {
        var gL10nData = {};
        var gTextData = "";
        var gTextProp = "textContent";
        var gLanguage = "";
        var gMacros = {};
        var gReadyState = "loading";
        var gAsyncResourceLoading = true;

        function getL10nResourceLinks() {
          return document.querySelectorAll('link[type="application/l10n"]');
        }

        function getL10nDictionary() {
          var script = document.querySelector(
            'script[type="application/l10n"]'
          );
          return script ? JSON.parse(script.innerHTML) : null;
        }

        function getTranslatableChildren(element) {
          return element ? element.querySelectorAll("*[data-l10n-id]") : [];
        }

        function getL10nAttributes(element) {
          if (!element) return {};
          var l10nId = element.getAttribute("data-l10n-id");
          var l10nArgs = element.getAttribute("data-l10n-args");
          var args = {};

          if (l10nArgs) {
            try {
              args = JSON.parse(l10nArgs);
            } catch (e) {
              console.warn("could not parse arguments for #" + l10nId);
            }
          }

          return {
            id: l10nId,
            args: args,
          };
        }

        function xhrLoadText(url, onSuccess, onFailure) {
          onSuccess = onSuccess || function _onSuccess(data) {};

          onFailure = onFailure || function _onFailure() {};

          var xhr = new XMLHttpRequest();
          xhr.open("GET", url, gAsyncResourceLoading);

          if (xhr.overrideMimeType) {
            xhr.overrideMimeType("text/plain; charset=utf-8");
          }

          xhr.onreadystatechange = function () {
            if (xhr.readyState == 4) {
              if (xhr.status == 200 || xhr.status === 0) {
                onSuccess(xhr.responseText);
              } else {
                onFailure();
              }
            }
          };

          xhr.onerror = onFailure;
          xhr.ontimeout = onFailure;

          try {
            xhr.send(null);
          } catch (e) {
            onFailure();
          }
        }

        function parseResource(href, lang, successCallback, failureCallback) {
          var baseURL = href.replace(/[^\/]*$/, "") || "./";

          function evalString(text) {
            if (text.lastIndexOf("\\") < 0) return text;
            return text
              .replace(/\\\\/g, "\\")
              .replace(/\\n/g, "\n")
              .replace(/\\r/g, "\r")
              .replace(/\\t/g, "\t")
              .replace(/\\b/g, "\b")
              .replace(/\\f/g, "\f")
              .replace(/\\{/g, "{")
              .replace(/\\}/g, "}")
              .replace(/\\"/g, '"')
              .replace(/\\'/g, "'");
          }

          function parseProperties(text, parsedPropertiesCallback) {
            var dictionary = {};
            var reBlank = /^\s*|\s*$/;
            var reComment = /^\s*#|^\s*$/;
            var reSection = /^\s*\[(.*)\]\s*$/;
            var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
            var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;

            function parseRawLines(
              rawText,
              extendedSyntax,
              parsedRawLinesCallback
            ) {
              var entries = rawText.replace(reBlank, "").split(/[\r\n]+/);
              var currentLang = "*";
              var genericLang = lang.split("-", 1)[0];
              var skipLang = false;
              var match = "";

              function nextEntry() {
                while (true) {
                  if (!entries.length) {
                    parsedRawLinesCallback();
                    return;
                  }

                  var line = entries.shift();
                  if (reComment.test(line)) continue;

                  if (extendedSyntax) {
                    match = reSection.exec(line);

                    if (match) {
                      currentLang = match[1].toLowerCase();
                      skipLang =
                        currentLang !== "*" &&
                        currentLang !== lang &&
                        currentLang !== genericLang;
                      continue;
                    } else if (skipLang) {
                      continue;
                    }

                    match = reImport.exec(line);

                    if (match) {
                      loadImport(baseURL + match[1], nextEntry);
                      return;
                    }
                  }

                  var tmp = line.match(reSplit);

                  if (tmp && tmp.length == 3) {
                    dictionary[tmp[1]] = evalString(tmp[2]);
                  }
                }
              }

              nextEntry();
            }

            function loadImport(url, callback) {
              xhrLoadText(
                url,
                function (content) {
                  parseRawLines(content, false, callback);
                },
                function () {
                  console.warn(url + " not found.");
                  callback();
                }
              );
            }

            parseRawLines(text, true, function () {
              parsedPropertiesCallback(dictionary);
            });
          }

          xhrLoadText(
            href,
            function (response) {
              gTextData += response;
              parseProperties(response, function (data) {
                for (var key in data) {
                  var id,
                    prop,
                    index = key.lastIndexOf(".");

                  if (index > 0) {
                    id = key.substring(0, index);
                    prop = key.substring(index + 1);
                  } else {
                    id = key;
                    prop = gTextProp;
                  }

                  if (!gL10nData[id]) {
                    gL10nData[id] = {};
                  }

                  gL10nData[id][prop] = data[key];
                }

                if (successCallback) {
                  successCallback();
                }
              });
            },
            failureCallback
          );
        }

        function loadLocale(lang, callback) {
          if (lang) {
            lang = lang.toLowerCase();
          }

          callback = callback || function _callback() {};

          clear();
          gLanguage = lang;
          var langLinks = getL10nResourceLinks();
          var langCount = langLinks.length;

          if (langCount === 0) {
            var dict = getL10nDictionary();

            if (dict && dict.locales && dict.default_locale) {
              console.log("using the embedded JSON directory, early way out");
              gL10nData = dict.locales[lang];

              if (!gL10nData) {
                var defaultLocale = dict.default_locale.toLowerCase();

                for (var anyCaseLang in dict.locales) {
                  anyCaseLang = anyCaseLang.toLowerCase();

                  if (anyCaseLang === lang) {
                    gL10nData = dict.locales[lang];
                    break;
                  } else if (anyCaseLang === defaultLocale) {
                    gL10nData = dict.locales[defaultLocale];
                  }
                }
              }

              callback();
            } else {
              console.log("no resource to load, early way out");
            }

            gReadyState = "complete";
            return;
          }

          var onResourceLoaded = null;
          var gResourceCount = 0;

          onResourceLoaded = function () {
            gResourceCount++;

            if (gResourceCount >= langCount) {
              callback();
              gReadyState = "complete";
            }
          };

          function L10nResourceLink(link) {
            var href = link.href;

            this.load = function (lang, callback) {
              parseResource(href, lang, callback, function () {
                console.warn(href + " not found.");
                console.warn('"' + lang + '" resource not found');
                gLanguage = "";
                callback();
              });
            };
          }

          for (var i = 0; i < langCount; i++) {
            var resource = new L10nResourceLink(langLinks[i]);
            resource.load(lang, onResourceLoaded);
          }
        }

        function clear() {
          gL10nData = {};
          gTextData = "";
          gLanguage = "";
        }

        function getPluralRules(lang) {
          var locales2rules = {
            af: 3,
            ak: 4,
            am: 4,
            ar: 1,
            asa: 3,
            az: 0,
            be: 11,
            bem: 3,
            bez: 3,
            bg: 3,
            bh: 4,
            bm: 0,
            bn: 3,
            bo: 0,
            br: 20,
            brx: 3,
            bs: 11,
            ca: 3,
            cgg: 3,
            chr: 3,
            cs: 12,
            cy: 17,
            da: 3,
            de: 3,
            dv: 3,
            dz: 0,
            ee: 3,
            el: 3,
            en: 3,
            eo: 3,
            es: 3,
            et: 3,
            eu: 3,
            fa: 0,
            ff: 5,
            fi: 3,
            fil: 4,
            fo: 3,
            fr: 5,
            fur: 3,
            fy: 3,
            ga: 8,
            gd: 24,
            gl: 3,
            gsw: 3,
            gu: 3,
            guw: 4,
            gv: 23,
            ha: 3,
            haw: 3,
            he: 2,
            hi: 4,
            hr: 11,
            hu: 0,
            id: 0,
            ig: 0,
            ii: 0,
            is: 3,
            it: 3,
            iu: 7,
            ja: 0,
            jmc: 3,
            jv: 0,
            ka: 0,
            kab: 5,
            kaj: 3,
            kcg: 3,
            kde: 0,
            kea: 0,
            kk: 3,
            kl: 3,
            km: 0,
            kn: 0,
            ko: 0,
            ksb: 3,
            ksh: 21,
            ku: 3,
            kw: 7,
            lag: 18,
            lb: 3,
            lg: 3,
            ln: 4,
            lo: 0,
            lt: 10,
            lv: 6,
            mas: 3,
            mg: 4,
            mk: 16,
            ml: 3,
            mn: 3,
            mo: 9,
            mr: 3,
            ms: 0,
            mt: 15,
            my: 0,
            nah: 3,
            naq: 7,
            nb: 3,
            nd: 3,
            ne: 3,
            nl: 3,
            nn: 3,
            no: 3,
            nr: 3,
            nso: 4,
            ny: 3,
            nyn: 3,
            om: 3,
            or: 3,
            pa: 3,
            pap: 3,
            pl: 13,
            ps: 3,
            pt: 3,
            rm: 3,
            ro: 9,
            rof: 3,
            ru: 11,
            rwk: 3,
            sah: 0,
            saq: 3,
            se: 7,
            seh: 3,
            ses: 0,
            sg: 0,
            sh: 11,
            shi: 19,
            sk: 12,
            sl: 14,
            sma: 7,
            smi: 7,
            smj: 7,
            smn: 7,
            sms: 7,
            sn: 3,
            so: 3,
            sq: 3,
            sr: 11,
            ss: 3,
            ssy: 3,
            st: 3,
            sv: 3,
            sw: 3,
            syr: 3,
            ta: 3,
            te: 3,
            teo: 3,
            th: 0,
            ti: 4,
            tig: 3,
            tk: 3,
            tl: 4,
            tn: 3,
            to: 0,
            tr: 0,
            ts: 3,
            tzm: 22,
            uk: 11,
            ur: 3,
            ve: 3,
            vi: 0,
            vun: 3,
            wa: 4,
            wae: 3,
            wo: 0,
            xh: 3,
            xog: 3,
            yo: 0,
            zh: 0,
            zu: 3,
          };

          function isIn(n, list) {
            return list.indexOf(n) !== -1;
          }

          function isBetween(n, start, end) {
            return start <= n && n <= end;
          }

          var pluralRules = {
            0: function (n) {
              return "other";
            },
            1: function (n) {
              if (isBetween(n % 100, 3, 10)) return "few";
              if (n === 0) return "zero";
              if (isBetween(n % 100, 11, 99)) return "many";
              if (n == 2) return "two";
              if (n == 1) return "one";
              return "other";
            },
            2: function (n) {
              if (n !== 0 && n % 10 === 0) return "many";
              if (n == 2) return "two";
              if (n == 1) return "one";
              return "other";
            },
            3: function (n) {
              if (n == 1) return "one";
              return "other";
            },
            4: function (n) {
              if (isBetween(n, 0, 1)) return "one";
              return "other";
            },
            5: function (n) {
              if (isBetween(n, 0, 2) && n != 2) return "one";
              return "other";
            },
            6: function (n) {
              if (n === 0) return "zero";
              if (n % 10 == 1 && n % 100 != 11) return "one";
              return "other";
            },
            7: function (n) {
              if (n == 2) return "two";
              if (n == 1) return "one";
              return "other";
            },
            8: function (n) {
              if (isBetween(n, 3, 6)) return "few";
              if (isBetween(n, 7, 10)) return "many";
              if (n == 2) return "two";
              if (n == 1) return "one";
              return "other";
            },
            9: function (n) {
              if (n === 0 || (n != 1 && isBetween(n % 100, 1, 19)))
                return "few";
              if (n == 1) return "one";
              return "other";
            },
            10: function (n) {
              if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19))
                return "few";
              if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return "one";
              return "other";
            },
            11: function (n) {
              if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14))
                return "few";
              if (
                n % 10 === 0 ||
                isBetween(n % 10, 5, 9) ||
                isBetween(n % 100, 11, 14)
              )
                return "many";
              if (n % 10 == 1 && n % 100 != 11) return "one";
              return "other";
            },
            12: function (n) {
              if (isBetween(n, 2, 4)) return "few";
              if (n == 1) return "one";
              return "other";
            },
            13: function (n) {
              if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14))
                return "few";
              if (
                (n != 1 && isBetween(n % 10, 0, 1)) ||
                isBetween(n % 10, 5, 9) ||
                isBetween(n % 100, 12, 14)
              )
                return "many";
              if (n == 1) return "one";
              return "other";
            },
            14: function (n) {
              if (isBetween(n % 100, 3, 4)) return "few";
              if (n % 100 == 2) return "two";
              if (n % 100 == 1) return "one";
              return "other";
            },
            15: function (n) {
              if (n === 0 || isBetween(n % 100, 2, 10)) return "few";
              if (isBetween(n % 100, 11, 19)) return "many";
              if (n == 1) return "one";
              return "other";
            },
            16: function (n) {
              if (n % 10 == 1 && n != 11) return "one";
              return "other";
            },
            17: function (n) {
              if (n == 3) return "few";
              if (n === 0) return "zero";
              if (n == 6) return "many";
              if (n == 2) return "two";
              if (n == 1) return "one";
              return "other";
            },
            18: function (n) {
              if (n === 0) return "zero";
              if (isBetween(n, 0, 2) && n !== 0 && n != 2) return "one";
              return "other";
            },
            19: function (n) {
              if (isBetween(n, 2, 10)) return "few";
              if (isBetween(n, 0, 1)) return "one";
              return "other";
            },
            20: function (n) {
              if (
                (isBetween(n % 10, 3, 4) || n % 10 == 9) &&
                !(
                  isBetween(n % 100, 10, 19) ||
                  isBetween(n % 100, 70, 79) ||
                  isBetween(n % 100, 90, 99)
                )
              )
                return "few";
              if (n % 1000000 === 0 && n !== 0) return "many";
              if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return "two";
              if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return "one";
              return "other";
            },
            21: function (n) {
              if (n === 0) return "zero";
              if (n == 1) return "one";
              return "other";
            },
            22: function (n) {
              if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return "one";
              return "other";
            },
            23: function (n) {
              if (isBetween(n % 10, 1, 2) || n % 20 === 0) return "one";
              return "other";
            },
            24: function (n) {
              if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return "few";
              if (isIn(n, [2, 12])) return "two";
              if (isIn(n, [1, 11])) return "one";
              return "other";
            },
          };
          var index = locales2rules[lang.replace(/-.*$/, "")];

          if (!(index in pluralRules)) {
            console.warn("plural form unknown for [" + lang + "]");
            return function () {
              return "other";
            };
          }

          return pluralRules[index];
        }

        gMacros.plural = function (str, param, key, prop) {
          var n = parseFloat(param);
          if (isNaN(n)) return str;
          if (prop != gTextProp) return str;

          if (!gMacros._pluralRules) {
            gMacros._pluralRules = getPluralRules(gLanguage);
          }

          var index = "[" + gMacros._pluralRules(n) + "]";

          if (n === 0 && key + "[zero]" in gL10nData) {
            str = gL10nData[key + "[zero]"][prop];
          } else if (n == 1 && key + "[one]" in gL10nData) {
            str = gL10nData[key + "[one]"][prop];
          } else if (n == 2 && key + "[two]" in gL10nData) {
            str = gL10nData[key + "[two]"][prop];
          } else if (key + index in gL10nData) {
            str = gL10nData[key + index][prop];
          } else if (key + "[other]" in gL10nData) {
            str = gL10nData[key + "[other]"][prop];
          }

          return str;
        };

        function getL10nData(key, args, fallback) {
          var data = gL10nData[key];

          if (!data) {
            console.warn("#" + key + " is undefined.");

            if (!fallback) {
              return null;
            }

            data = fallback;
          }

          var rv = {};

          for (var prop in data) {
            var str = data[prop];
            str = substIndexes(str, args, key, prop);
            str = substArguments(str, args, key);
            rv[prop] = str;
          }

          return rv;
        }

        function substIndexes(str, args, key, prop) {
          var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
          var reMatch = reIndex.exec(str);
          if (!reMatch || !reMatch.length) return str;
          var macroName = reMatch[1];
          var paramName = reMatch[2];
          var param;

          if (args && paramName in args) {
            param = args[paramName];
          } else if (paramName in gL10nData) {
            param = gL10nData[paramName];
          }

          if (macroName in gMacros) {
            var macro = gMacros[macroName];
            str = macro(str, param, key, prop);
          }

          return str;
        }

        function substArguments(str, args, key) {
          var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
          return str.replace(reArgs, function (matched_text, arg) {
            if (args && arg in args) {
              return args[arg];
            }

            if (arg in gL10nData) {
              return gL10nData[arg];
            }

            console.log(
              "argument {{" + arg + "}} for #" + key + " is undefined."
            );
            return matched_text;
          });
        }

        function translateElement(element) {
          var l10n = getL10nAttributes(element);
          if (!l10n.id) return;
          var data = getL10nData(l10n.id, l10n.args);

          if (!data) {
            console.warn("#" + l10n.id + " is undefined.");
            return;
          }

          if (data[gTextProp]) {
            if (getChildElementCount(element) === 0) {
              element[gTextProp] = data[gTextProp];
            } else {
              var children = element.childNodes;
              var found = false;

              for (var i = 0, l = children.length; i < l; i++) {
                if (
                  children[i].nodeType === 3 &&
                  /\S/.test(children[i].nodeValue)
                ) {
                  if (found) {
                    children[i].nodeValue = "";
                  } else {
                    children[i].nodeValue = data[gTextProp];
                    found = true;
                  }
                }
              }

              if (!found) {
                var textNode = document.createTextNode(data[gTextProp]);
                element.insertBefore(textNode, element.firstChild);
              }
            }

            delete data[gTextProp];
          }

          for (var k in data) {
            element[k] = data[k];
          }
        }

        function getChildElementCount(element) {
          if (element.children) {
            return element.children.length;
          }

          if (typeof element.childElementCount !== "undefined") {
            return element.childElementCount;
          }

          var count = 0;

          for (var i = 0; i < element.childNodes.length; i++) {
            count += element.nodeType === 1 ? 1 : 0;
          }

          return count;
        }

        function translateFragment(element) {
          element = element || document.documentElement;
          var children = getTranslatableChildren(element);
          var elementCount = children.length;

          for (var i = 0; i < elementCount; i++) {
            translateElement(children[i]);
          }

          translateElement(element);
        }

        return {
          get: function (key, args, fallbackString) {
            var index = key.lastIndexOf(".");
            var prop = gTextProp;

            if (index > 0) {
              prop = key.substring(index + 1);
              key = key.substring(0, index);
            }

            var fallback;

            if (fallbackString) {
              fallback = {};
              fallback[prop] = fallbackString;
            }

            var data = getL10nData(key, args, fallback);

            if (data && prop in data) {
              return data[prop];
            }

            return "{{" + key + "}}";
          },
          getData: function () {
            return gL10nData;
          },
          getText: function () {
            return gTextData;
          },
          getLanguage: function () {
            return gLanguage;
          },
          setLanguage: function (lang, callback) {
            loadLocale(lang, function () {
              if (callback) callback();
            });
          },
          getDirection: function () {
            var rtlList = ["ar", "he", "fa", "ps", "ur"];
            var shortCode = gLanguage.split("-", 1)[0];
            return rtlList.indexOf(shortCode) >= 0 ? "rtl" : "ltr";
          },
          translate: translateFragment,
          getReadyState: function () {
            return gReadyState;
          },
          ready: function (callback) {
            if (!callback) {
              return;
            } else if (
              gReadyState == "complete" ||
              gReadyState == "interactive"
            ) {
              window.setTimeout(function () {
                callback();
              });
            } else if (document.addEventListener) {
              document.addEventListener("localized", function once() {
                document.removeEventListener("localized", once);
                callback();
              });
            }
          },
        };
      })(window, document);

      /***/
    },
    /* 40 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.GenericScripting = void 0;

      var _pdfjsLib = __webpack_require__(5);

      class GenericScripting {
        constructor(sandboxBundleSrc) {
          this._ready = (0, _pdfjsLib.loadScript)(sandboxBundleSrc, true).then(
            () => {
              return window.pdfjsSandbox.QuickJSSandbox();
            }
          );
        }

        async createSandbox(data) {
          const sandbox = await this._ready;
          sandbox.create(data);
        }

        async dispatchEventInSandbox(event) {
          const sandbox = await this._ready;
          sandbox.dispatchEvent(event);
        }

        async destroySandbox() {
          const sandbox = await this._ready;
          sandbox.nukeSandbox();
        }
      }

      exports.GenericScripting = GenericScripting;

      /***/
    },
    /* 41 */
    /***/ (__unused_webpack_module, exports, __webpack_require__) => {
      Object.defineProperty(exports, "__esModule", {
        value: true,
      });
      exports.PDFPrintService = PDFPrintService;

      var _ui_utils = __webpack_require__(4);

      var _app = __webpack_require__(3);

      var _viewer_compatibility = __webpack_require__(2);

      let activeService = null;
      let overlayManager = null;

      function renderPage(
        activeServiceOnEntry,
        pdfDocument,
        pageNumber,
        size,
        printResolution,
        optionalContentConfigPromise
      ) {
        const scratchCanvas = activeService.scratchCanvas;
        const PRINT_UNITS = printResolution / 72.0;
        scratchCanvas.width = Math.floor(size.width * PRINT_UNITS);
        scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
        const width = Math.floor(size.width * _ui_utils.CSS_UNITS) + "px";
        const height = Math.floor(size.height * _ui_utils.CSS_UNITS) + "px";
        const ctx = scratchCanvas.getContext("2d");
        ctx.save();
        ctx.fillStyle = "rgb(255, 255, 255)";
        ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
        ctx.restore();
        return pdfDocument
          .getPage(pageNumber)
          .then(function (pdfPage) {
            const renderContext = {
              canvasContext: ctx,
              transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
              viewport: pdfPage.getViewport({
                scale: 1,
                rotation: size.rotation,
              }),
              intent: "print",
              annotationStorage: pdfDocument.annotationStorage,
              optionalContentConfigPromise,
            };
            return pdfPage.render(renderContext).promise;
          })
          .then(function () {
            return {
              width,
              height,
            };
          });
      }

      function PDFPrintService(
        pdfDocument,
        pagesOverview,
        printContainer,
        printResolution,
        optionalContentConfigPromise = null,
        l10n
      ) {
        this.pdfDocument = pdfDocument;
        this.pagesOverview = pagesOverview;
        this.printContainer = printContainer;
        this._printResolution = printResolution || 150;
        this._optionalContentConfigPromise =
          optionalContentConfigPromise ||
          pdfDocument.getOptionalContentConfig();
        this.l10n = l10n || _ui_utils.NullL10n;
        this.currentPage = -1;
        this.scratchCanvas = document.createElement("canvas");
      }

      PDFPrintService.prototype = {
        layout() {
          this.throwIfInactive();
          const body = document.querySelector("body");
          body.setAttribute("data-pdfjsprinting", true);
          const hasEqualPageSizes = this.pagesOverview.every(function (size) {
            return (
              size.width === this.pagesOverview[0].width &&
              size.height === this.pagesOverview[0].height
            );
          }, this);

          if (!hasEqualPageSizes) {
            console.warn(
              "Not all pages have the same size. The printed " +
                "result may be incorrect!"
            );
          }

          this.pageStyleSheet = document.createElement("style");
          const pageSize = this.pagesOverview[0];
          this.pageStyleSheet.textContent =
            "@supports ((size:A4) and (size:1pt 1pt)) {" +
            "@page { size: " +
            pageSize.width +
            "pt " +
            pageSize.height +
            "pt;}" +
            "}";
          body.appendChild(this.pageStyleSheet);
        },

        destroy() {
          if (activeService !== this) {
            return;
          }

          this.printContainer.textContent = "";
          const body = document.querySelector("body");
          body.removeAttribute("data-pdfjsprinting");

          if (this.pageStyleSheet) {
            this.pageStyleSheet.remove();
            this.pageStyleSheet = null;
          }

          this.scratchCanvas.width = this.scratchCanvas.height = 0;
          this.scratchCanvas = null;
          activeService = null;
          ensureOverlay().then(function () {
            if (overlayManager.active !== "printServiceOverlay") {
              return;
            }

            overlayManager.close("printServiceOverlay");
          });
        },

        renderPages() {
          const pageCount = this.pagesOverview.length;

          const renderNextPage = (resolve, reject) => {
            this.throwIfInactive();

            if (++this.currentPage >= pageCount) {
              renderProgress(pageCount, pageCount, this.l10n);
              resolve();
              return;
            }

            const index = this.currentPage;
            renderProgress(index, pageCount, this.l10n);
            renderPage(
              this,
              this.pdfDocument,
              index + 1,
              this.pagesOverview[index],
              this._printResolution,
              this._optionalContentConfigPromise
            )
              .then(this.useRenderedPage.bind(this))
              .then(function () {
                renderNextPage(resolve, reject);
              }, reject);
          };

          return new Promise(renderNextPage);
        },

        useRenderedPage(printItem) {
          this.throwIfInactive();
          const img = document.createElement("img");
          img.style.width = printItem.width;
          img.style.height = printItem.height;
          const scratchCanvas = this.scratchCanvas;

          if (
            "toBlob" in scratchCanvas &&
            !_viewer_compatibility.viewerCompatibilityParams
              .disableCreateObjectURL
          ) {
            scratchCanvas.toBlob(function (blob) {
              img.src = URL.createObjectURL(blob);
            });
          } else {
            img.src = scratchCanvas.toDataURL();
          }

          const wrapper = document.createElement("div");
          wrapper.appendChild(img);
          this.printContainer.appendChild(wrapper);
          return new Promise(function (resolve, reject) {
            img.onload = resolve;
            img.onerror = reject;
          });
        },

        performPrint() {
          this.throwIfInactive();
          return new Promise((resolve) => {
            setTimeout(() => {
              if (!this.active) {
                resolve();
                return;
              }

              print.call(window);
              setTimeout(resolve, 20);
            }, 0);
          });
        },

        get active() {
          return this === activeService;
        },

        throwIfInactive() {
          if (!this.active) {
            throw new Error("This print request was cancelled or completed.");
          }
        },
      };
      const print = window.print;

      window.print = function () {
        if (activeService) {
          console.warn(
            "Ignored window.print() because of a pending print job."
          );
          return;
        }

        ensureOverlay().then(function () {
          if (activeService) {
            overlayManager.open("printServiceOverlay");
          }
        });

        try {
          dispatchEvent("beforeprint");
        } finally {
          if (!activeService) {
            console.error("Expected print service to be initialized.");
            ensureOverlay().then(function () {
              if (overlayManager.active === "printServiceOverlay") {
                overlayManager.close("printServiceOverlay");
              }
            });
            return;
          }

          const activeServiceOnEntry = activeService;
          activeService
            .renderPages()
            .then(function () {
              return activeServiceOnEntry.performPrint();
            })
            .catch(function () {})
            .then(function () {
              if (activeServiceOnEntry.active) {
                abort();
              }
            });
        }
      };

      function dispatchEvent(eventType) {
        const event = document.createEvent("CustomEvent");
        event.initCustomEvent(eventType, false, false, "custom");
        window.dispatchEvent(event);
      }

      function abort() {
        if (activeService) {
          activeService.destroy();
          dispatchEvent("afterprint");
        }
      }

      function renderProgress(index, total, l10n) {
        const progressContainer = document.getElementById(
          "printServiceOverlay"
        );
        const progress = Math.round((100 * index) / total);
        const progressBar = progressContainer.querySelector("progress");
        const progressPerc = progressContainer.querySelector(
          ".relative-progress"
        );
        progressBar.value = progress;
        l10n
          .get(
            "print_progress_percent",
            {
              progress,
            },
            progress + "%"
          )
          .then((msg) => {
            progressPerc.textContent = msg;
          });
      }

      window.addEventListener(
        "keydown",
        function (event) {
          if (
            event.keyCode === 80 &&
            (event.ctrlKey || event.metaKey) &&
            !event.altKey &&
            (!event.shiftKey || window.chrome || window.opera)
          ) {
            window.print();
            event.preventDefault();

            if (event.stopImmediatePropagation) {
              event.stopImmediatePropagation();
            } else {
              event.stopPropagation();
            }
          }
        },
        true
      );

      if ("onbeforeprint" in window) {
        const stopPropagationIfNeeded = function (event) {
          if (event.detail !== "custom" && event.stopImmediatePropagation) {
            event.stopImmediatePropagation();
          }
        };

        window.addEventListener("beforeprint", stopPropagationIfNeeded);
        window.addEventListener("afterprint", stopPropagationIfNeeded);
      }

      let overlayPromise;

      function ensureOverlay() {
        if (!overlayPromise) {
          overlayManager = _app.PDFViewerApplication.overlayManager;

          if (!overlayManager) {
            throw new Error(
              "The overlay manager has not yet been initialized."
            );
          }

          overlayPromise = overlayManager.register(
            "printServiceOverlay",
            document.getElementById("printServiceOverlay"),
            abort,
            true
          );
          document.getElementById("printCancel").onclick = abort;
        }

        return overlayPromise;
      }

      _app.PDFPrintServiceFactory.instance = {
        supportsPrinting: true,

        createPrintService(
          pdfDocument,
          pagesOverview,
          printContainer,
          printResolution,
          optionalContentConfigPromise,
          l10n
        ) {
          if (activeService) {
            throw new Error("The print service is created and active.");
          }

          activeService = new PDFPrintService(
            pdfDocument,
            pagesOverview,
            printContainer,
            printResolution,
            optionalContentConfigPromise,
            l10n
          );
          return activeService;
        },
      };

      /***/
    },
    /******/
  ]; // The module cache
  /************************************************************************/
  /******/ /******/ var __webpack_module_cache__ = {}; // The require function
  /******/
  /******/ /******/ function __webpack_require__(moduleId) {
    /******/ // Check if module is in cache
    /******/ if (__webpack_module_cache__[moduleId]) {
      /******/ return __webpack_module_cache__[moduleId].exports;
      /******/
    } // Create a new module (and put it into the cache)
    /******/ /******/ var module = (__webpack_module_cache__[moduleId] = {
      /******/ // no module.id needed
      /******/ // no module.loaded needed
      /******/ exports: {},
      /******/
    }); // Execute the module function
    /******/
    /******/ /******/ __webpack_modules__[moduleId](
      module,
      module.exports,
      __webpack_require__
    ); // Return the exports of the module
    /******/
    /******/ /******/ return module.exports;
    /******/
  } // startup // Load entry module
  /******/
  /************************************************************************/
  /******/ /******/ /******/ __webpack_require__(0);
  /******/ // This entry module used 'exports' so it can't be inlined
  /******/
})();
//# sourceMappingURL=viewer.js.map