pdfjs-dist/web/pdf_viewer.js

Generic build of Mozilla's PDF.js library.

/**
 * @licstart The following is the entire license notice for the
 * JavaScript code in this page
 *
 * Copyright 2023 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
 */

(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = root.pdfjsViewer = factory();
	else if(typeof define === 'function' && define.amd)
		define("pdfjs-dist/web/pdf_viewer", [], () => { return (root.pdfjsViewer = factory()); });
	else if(typeof exports === 'object')
		exports["pdfjs-dist/web/pdf_viewer"] = root.pdfjsViewer = factory();
	else
		root["pdfjs-dist/web/pdf_viewer"] = root.pdfjsViewer = factory();
})(globalThis, () => {
return /******/ (() => { // webpackBootstrap
/******/ 	"use strict";
/******/ 	var __webpack_modules__ = ([
/* 0 */,
/* 1 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PDFFindController = exports.FindState = void 0;
var _ui_utils = __w_pdfjs_require__(2);
var _pdf_find_utils = __w_pdfjs_require__(3);
var _pdfjsLib = __w_pdfjs_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 = {
  "\u2010": "-",
  "\u2018": "'",
  "\u2019": "'",
  "\u201A": "'",
  "\u201B": "'",
  "\u201C": '"',
  "\u201D": '"',
  "\u201E": '"',
  "\u201F": '"',
  "\u00BC": "1/4",
  "\u00BD": "1/2",
  "\u00BE": "3/4"
};
const DIACRITICS_EXCEPTION = new Set([0x3099, 0x309a, 0x094d, 0x09cd, 0x0a4d, 0x0acd, 0x0b4d, 0x0bcd, 0x0c4d, 0x0ccd, 0x0d3b, 0x0d3c, 0x0d4d, 0x0dca, 0x0e3a, 0x0eba, 0x0f84, 0x1039, 0x103a, 0x1714, 0x1734, 0x17d2, 0x1a60, 0x1b44, 0x1baa, 0x1bab, 0x1bf2, 0x1bf3, 0x2d7f, 0xa806, 0xa82c, 0xa8c4, 0xa953, 0xa9c0, 0xaaf6, 0xabed, 0x0c56, 0x0f71, 0x0f72, 0x0f7a, 0x0f7b, 0x0f7c, 0x0f7d, 0x0f80, 0x0f74]);
let DIACRITICS_EXCEPTION_STR;
const DIACRITICS_REG_EXP = /\p{M}+/gu;
const SPECIAL_CHARS_REG_EXP = /([.*+?^${}()|[\]\\])|(\p{P})|(\s+)|(\p{M})|(\p{L})/gu;
const NOT_DIACRITIC_FROM_END_REG_EXP = /([^\p{M}])\p{M}*$/u;
const NOT_DIACRITIC_FROM_START_REG_EXP = /^\p{M}*([^\p{M}])/u;
const SYLLABLES_REG_EXP = /[\uAC00-\uD7AF\uFA6C\uFACF-\uFAD1\uFAD5-\uFAD7]+/g;
const SYLLABLES_LENGTHS = new Map();
const FIRST_CHAR_SYLLABLES_REG_EXP = "[\\u1100-\\u1112\\ud7a4-\\ud7af\\ud84a\\ud84c\\ud850\\ud854\\ud857\\ud85f]";
const NFKC_CHARS_TO_NORMALIZE = new Map();
let noSyllablesRegExp = null;
let withSyllablesRegExp = null;
function normalize(text) {
  const syllablePositions = [];
  let m;
  while ((m = SYLLABLES_REG_EXP.exec(text)) !== null) {
    let {
      index
    } = m;
    for (const char of m[0]) {
      let len = SYLLABLES_LENGTHS.get(char);
      if (!len) {
        len = char.normalize("NFD").length;
        SYLLABLES_LENGTHS.set(char, len);
      }
      syllablePositions.push([len, index++]);
    }
  }
  let normalizationRegex;
  if (syllablePositions.length === 0 && noSyllablesRegExp) {
    normalizationRegex = noSyllablesRegExp;
  } else if (syllablePositions.length > 0 && withSyllablesRegExp) {
    normalizationRegex = withSyllablesRegExp;
  } else {
    const replace = Object.keys(CHARACTERS_TO_NORMALIZE).join("");
    const toNormalizeWithNFKC = (0, _pdf_find_utils.getNormalizeWithNFKC)();
    const CJK = "(?:\\p{Ideographic}|[\u3040-\u30FF])";
    const HKDiacritics = "(?:\u3099|\u309A)";
    const regexp = `([${replace}])|([${toNormalizeWithNFKC}])|(${HKDiacritics}\\n)|(\\p{M}+(?:-\\n)?)|(\\S-\\n)|(${CJK}\\n)|(\\n)`;
    if (syllablePositions.length === 0) {
      normalizationRegex = noSyllablesRegExp = new RegExp(regexp + "|(\\u0000)", "gum");
    } else {
      normalizationRegex = withSyllablesRegExp = new RegExp(regexp + `|(${FIRST_CHAR_SYLLABLES_REG_EXP})`, "gum");
    }
  }
  const rawDiacriticsPositions = [];
  while ((m = DIACRITICS_REG_EXP.exec(text)) !== null) {
    rawDiacriticsPositions.push([m[0].length, m.index]);
  }
  let normalized = text.normalize("NFD");
  const positions = [[0, 0]];
  let rawDiacriticsIndex = 0;
  let syllableIndex = 0;
  let shift = 0;
  let shiftOrigin = 0;
  let eol = 0;
  let hasDiacritics = false;
  normalized = normalized.replace(normalizationRegex, (match, p1, p2, p3, p4, p5, p6, p7, p8, i) => {
    i -= shiftOrigin;
    if (p1) {
      const replacement = CHARACTERS_TO_NORMALIZE[p1];
      const jj = replacement.length;
      for (let j = 1; j < jj; j++) {
        positions.push([i - shift + j, shift - j]);
      }
      shift -= jj - 1;
      return replacement;
    }
    if (p2) {
      let replacement = NFKC_CHARS_TO_NORMALIZE.get(p2);
      if (!replacement) {
        replacement = p2.normalize("NFKC");
        NFKC_CHARS_TO_NORMALIZE.set(p2, replacement);
      }
      const jj = replacement.length;
      for (let j = 1; j < jj; j++) {
        positions.push([i - shift + j, shift - j]);
      }
      shift -= jj - 1;
      return replacement;
    }
    if (p3) {
      hasDiacritics = true;
      if (i + eol === rawDiacriticsPositions[rawDiacriticsIndex]?.[1]) {
        ++rawDiacriticsIndex;
      } else {
        positions.push([i - 1 - shift + 1, shift - 1]);
        shift -= 1;
        shiftOrigin += 1;
      }
      positions.push([i - shift + 1, shift]);
      shiftOrigin += 1;
      eol += 1;
      return p3.charAt(0);
    }
    if (p4) {
      const hasTrailingDashEOL = p4.endsWith("\n");
      const len = hasTrailingDashEOL ? p4.length - 2 : p4.length;
      hasDiacritics = true;
      let jj = len;
      if (i + eol === rawDiacriticsPositions[rawDiacriticsIndex]?.[1]) {
        jj -= rawDiacriticsPositions[rawDiacriticsIndex][0];
        ++rawDiacriticsIndex;
      }
      for (let j = 1; j <= jj; j++) {
        positions.push([i - 1 - shift + j, shift - j]);
      }
      shift -= jj;
      shiftOrigin += jj;
      if (hasTrailingDashEOL) {
        i += len - 1;
        positions.push([i - shift + 1, 1 + shift]);
        shift += 1;
        shiftOrigin += 1;
        eol += 1;
        return p4.slice(0, len);
      }
      return p4;
    }
    if (p5) {
      const len = p5.length - 2;
      positions.push([i - shift + len, 1 + shift]);
      shift += 1;
      shiftOrigin += 1;
      eol += 1;
      return p5.slice(0, -2);
    }
    if (p6) {
      const len = p6.length - 1;
      positions.push([i - shift + len, shift]);
      shiftOrigin += 1;
      eol += 1;
      return p6.slice(0, -1);
    }
    if (p7) {
      positions.push([i - shift + 1, shift - 1]);
      shift -= 1;
      shiftOrigin += 1;
      eol += 1;
      return " ";
    }
    if (i + eol === syllablePositions[syllableIndex]?.[1]) {
      const newCharLen = syllablePositions[syllableIndex][0] - 1;
      ++syllableIndex;
      for (let j = 1; j <= newCharLen; j++) {
        positions.push([i - (shift - j), shift - j]);
      }
      shift -= newCharLen;
      shiftOrigin += newCharLen;
    }
    return p8;
  });
  positions.push([normalized.length, shift]);
  return [normalized, positions, hasDiacritics];
}
function getOriginalIndex(diffs, pos, len) {
  if (!diffs) {
    return [pos, len];
  }
  const start = pos;
  const end = pos + len - 1;
  let i = (0, _ui_utils.binarySearchFirstItem)(diffs, x => x[0] >= start);
  if (diffs[i][0] > start) {
    --i;
  }
  let j = (0, _ui_utils.binarySearchFirstItem)(diffs, x => x[0] >= end, i);
  if (diffs[j][0] > end) {
    --j;
  }
  const oldStart = start + diffs[i][1];
  const oldEnd = end + diffs[j][1];
  const oldLen = oldEnd + 1 - oldStart;
  return [oldStart, oldLen];
}
class PDFFindController {
  #state = null;
  #updateMatchesCountOnProgress = true;
  #visitedPagesCount = 0;
  constructor({
    linkService,
    eventBus,
    updateMatchesCountOnProgress = true
  }) {
    this._linkService = linkService;
    this._eventBus = eventBus;
    this.#updateMatchesCountOnProgress = updateMatchesCountOnProgress;
    this.onIsPageVisible = null;
    this.#reset();
    eventBus._on("find", this.#onFind.bind(this));
    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();
  }
  #onFind(state) {
    if (!state) {
      return;
    }
    if (state.phraseSearch === false) {
      console.error("The `phraseSearch`-parameter was removed, please provide " + "an Array of strings in the `query`-parameter instead.");
      if (typeof state.query === "string") {
        state.query = state.query.match(/\S+/g);
      }
    }
    const pdfDocument = this._pdfDocument;
    const {
      type
    } = state;
    if (this.#state === null || this.#shouldDirtyMatch(state)) {
      this._dirtyMatch = true;
    }
    this.#state = state;
    if (type !== "highlightallchange") {
      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 (!type) {
        this._findTimeout = setTimeout(() => {
          this.#nextMatch();
          this._findTimeout = null;
        }, FIND_TIMEOUT);
      } else if (this._dirtyMatch) {
        this.#nextMatch();
      } else if (type === "again") {
        this.#nextMatch();
        if (findbarClosed && this.#state.highlightAll) {
          this.#updateAllPages();
        }
      } else if (type === "highlightallchange") {
        if (pendingTimeout) {
          this.#nextMatch();
        } else {
          this._highlightMatches = true;
        }
        this.#updateAllPages();
      } else {
        this.#nextMatch();
      }
    });
  }
  scrollMatchIntoView({
    element = null,
    selectedLeft = 0,
    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: selectedLeft + 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.#visitedPagesCount = 0;
    this.#state = null;
    this._selected = {
      pageIdx: -1,
      matchIdx: -1
    };
    this._offset = {
      pageIdx: null,
      matchIdx: null,
      wrapped: false
    };
    this._extractTextPromises = [];
    this._pageContents = [];
    this._pageDiffs = [];
    this._hasDiacritics = [];
    this._matchesCountTotal = 0;
    this._pagesToSearch = null;
    this._pendingFindMatches = new Set();
    this._resumePageIdx = null;
    this._dirtyMatch = false;
    clearTimeout(this._findTimeout);
    this._findTimeout = null;
    this._firstPageCapability = new _pdfjsLib.PromiseCapability();
  }
  get #query() {
    const {
      query
    } = this.#state;
    if (typeof query === "string") {
      if (query !== this._rawQuery) {
        this._rawQuery = query;
        [this._normalizedQuery] = normalize(query);
      }
      return this._normalizedQuery;
    }
    return (query || []).filter(q => !!q).map(q => normalize(q)[0]);
  }
  #shouldDirtyMatch(state) {
    const newQuery = state.query,
      prevQuery = this.#state.query;
    const newType = typeof newQuery,
      prevType = typeof prevQuery;
    if (newType !== prevType) {
      return true;
    }
    if (newType === "string") {
      if (newQuery !== prevQuery) {
        return true;
      }
    } else if (JSON.stringify(newQuery) !== JSON.stringify(prevQuery)) {
      return true;
    }
    switch (state.type) {
      case "again":
        const pageNumber = this._selected.pageIdx + 1;
        const linkService = this._linkService;
        return pageNumber >= 1 && pageNumber <= linkService.pagesCount && pageNumber !== linkService.page && !(this.onIsPageVisible?.(pageNumber) ?? true);
      case "highlightallchange":
        return false;
    }
    return true;
  }
  #isEntireWord(content, startIdx, length) {
    let match = content.slice(0, startIdx).match(NOT_DIACRITIC_FROM_END_REG_EXP);
    if (match) {
      const first = content.charCodeAt(startIdx);
      const limit = match[1].charCodeAt(0);
      if ((0, _pdf_find_utils.getCharacterType)(first) === (0, _pdf_find_utils.getCharacterType)(limit)) {
        return false;
      }
    }
    match = content.slice(startIdx + length).match(NOT_DIACRITIC_FROM_START_REG_EXP);
    if (match) {
      const last = content.charCodeAt(startIdx + length - 1);
      const limit = match[1].charCodeAt(0);
      if ((0, _pdf_find_utils.getCharacterType)(last) === (0, _pdf_find_utils.getCharacterType)(limit)) {
        return false;
      }
    }
    return true;
  }
  #calculateRegExpMatch(query, entireWord, pageIndex, pageContent) {
    const matches = this._pageMatches[pageIndex] = [];
    const matchesLength = this._pageMatchesLength[pageIndex] = [];
    if (!query) {
      return;
    }
    const diffs = this._pageDiffs[pageIndex];
    let match;
    while ((match = query.exec(pageContent)) !== null) {
      if (entireWord && !this.#isEntireWord(pageContent, match.index, match[0].length)) {
        continue;
      }
      const [matchPos, matchLen] = getOriginalIndex(diffs, match.index, match[0].length);
      if (matchLen) {
        matches.push(matchPos);
        matchesLength.push(matchLen);
      }
    }
  }
  #convertToRegExpString(query, hasDiacritics) {
    const {
      matchDiacritics
    } = this.#state;
    let isUnicode = false;
    query = query.replaceAll(SPECIAL_CHARS_REG_EXP, (match, p1, p2, p3, p4, p5) => {
      if (p1) {
        return `[ ]*\\${p1}[ ]*`;
      }
      if (p2) {
        return `[ ]*${p2}[ ]*`;
      }
      if (p3) {
        return "[ ]+";
      }
      if (matchDiacritics) {
        return p4 || p5;
      }
      if (p4) {
        return DIACRITICS_EXCEPTION.has(p4.charCodeAt(0)) ? p4 : "";
      }
      if (hasDiacritics) {
        isUnicode = true;
        return `${p5}\\p{M}*`;
      }
      return p5;
    });
    const trailingSpaces = "[ ]*";
    if (query.endsWith(trailingSpaces)) {
      query = query.slice(0, query.length - trailingSpaces.length);
    }
    if (matchDiacritics) {
      if (hasDiacritics) {
        DIACRITICS_EXCEPTION_STR ||= String.fromCharCode(...DIACRITICS_EXCEPTION);
        isUnicode = true;
        query = `${query}(?=[${DIACRITICS_EXCEPTION_STR}]|[^\\p{M}]|$)`;
      }
    }
    return [isUnicode, query];
  }
  #calculateMatch(pageIndex) {
    let query = this.#query;
    if (query.length === 0) {
      return;
    }
    const {
      caseSensitive,
      entireWord
    } = this.#state;
    const pageContent = this._pageContents[pageIndex];
    const hasDiacritics = this._hasDiacritics[pageIndex];
    let isUnicode = false;
    if (typeof query === "string") {
      [isUnicode, query] = this.#convertToRegExpString(query, hasDiacritics);
    } else {
      query = query.sort().reverse().map(q => {
        const [isUnicodePart, queryPart] = this.#convertToRegExpString(q, hasDiacritics);
        isUnicode ||= isUnicodePart;
        return `(${queryPart})`;
      }).join("|");
    }
    const flags = `g${isUnicode ? "u" : ""}${caseSensitive ? "" : "i"}`;
    query = query ? new RegExp(query, flags) : null;
    this.#calculateRegExpMatch(query, entireWord, pageIndex, pageContent);
    if (this.#state.highlightAll) {
      this.#updatePage(pageIndex);
    }
    if (this._resumePageIdx === pageIndex) {
      this._resumePageIdx = null;
      this.#nextPageMatch();
    }
    const pageMatchesCount = this._pageMatches[pageIndex].length;
    this._matchesCountTotal += pageMatchesCount;
    if (this.#updateMatchesCountOnProgress) {
      if (pageMatchesCount > 0) {
        this.#updateUIResultsCount();
      }
    } else if (++this.#visitedPagesCount === this._linkService.pagesCount) {
      this.#updateUIResultsCount();
    }
  }
  #extractText() {
    if (this._extractTextPromises.length > 0) {
      return;
    }
    let promise = Promise.resolve();
    const textOptions = {
      disableNormalization: true
    };
    for (let i = 0, ii = this._linkService.pagesCount; i < ii; i++) {
      const extractTextCapability = new _pdfjsLib.PromiseCapability();
      this._extractTextPromises[i] = extractTextCapability.promise;
      promise = promise.then(() => {
        return this._pdfDocument.getPage(i + 1).then(pdfPage => {
          return pdfPage.getTextContent(textOptions);
        }).then(textContent => {
          const strBuf = [];
          for (const textItem of textContent.items) {
            strBuf.push(textItem.str);
            if (textItem.hasEOL) {
              strBuf.push("\n");
            }
          }
          [this._pageContents[i], this._pageDiffs[i], this._hasDiacritics[i]] = normalize(strBuf.join(""));
          extractTextCapability.resolve();
        }, reason => {
          console.error(`Unable to get text content for page ${i + 1}`, reason);
          this._pageContents[i] = "";
          this._pageDiffs[i] = null;
          this._hasDiacritics[i] = false;
          extractTextCapability.resolve();
        });
      });
    }
  }
  #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.#visitedPagesCount = 0;
      this._matchesCountTotal = 0;
      this.#updateAllPages();
      for (let i = 0; i < numPages; i++) {
        if (this._pendingFindMatches.has(i)) {
          continue;
        }
        this._pendingFindMatches.add(i);
        this._extractTextPromises[i].then(() => {
          this._pendingFindMatches.delete(i);
          this.#calculateMatch(i);
        });
      }
    }
    const query = this.#query;
    if (query.length === 0) {
      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]?.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 = false) {
    if (!this.#updateMatchesCountOnProgress && (this.#visitedPagesCount !== this._linkService.pagesCount || state === FindState.PENDING)) {
      return;
    }
    this._eventBus.dispatch("updatefindcontrolstate", {
      source: this,
      state,
      previous,
      matchesCount: this.#requestMatchesCount(),
      rawQuery: this.#state?.query ?? null
    });
  }
}
exports.PDFFindController = PDFFindController;

/***/ }),
/* 2 */
/***/ ((__unused_webpack_module, exports) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.animationStarted = exports.VERTICAL_PADDING = exports.UNKNOWN_SCALE = exports.TextLayerMode = exports.SpreadMode = exports.SidebarView = exports.ScrollMode = exports.SCROLLBAR_PADDING = exports.RenderingStates = exports.ProgressBar = exports.PresentationModeState = exports.OutputScale = exports.MIN_SCALE = exports.MAX_SCALE = exports.MAX_AUTO_SCALE = exports.DEFAULT_SCALE_VALUE = exports.DEFAULT_SCALE_DELTA = exports.DEFAULT_SCALE = exports.CursorTool = exports.AutoPrintRegExp = void 0;
exports.apiPageLayoutToViewerModes = apiPageLayoutToViewerModes;
exports.apiPageModeToSidebarView = apiPageModeToSidebarView;
exports.approximateFraction = approximateFraction;
exports.backtrackBeforeAllVisibleElements = backtrackBeforeAllVisibleElements;
exports.binarySearchFirstItem = binarySearchFirstItem;
exports.docStyle = void 0;
exports.getActiveOrFocusedElement = getActiveOrFocusedElement;
exports.getPageSizeInches = getPageSizeInches;
exports.getVisibleElements = getVisibleElements;
exports.isPortraitOrientation = isPortraitOrientation;
exports.isValidRotation = isValidRotation;
exports.isValidScrollMode = isValidScrollMode;
exports.isValidSpreadMode = isValidSpreadMode;
exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
exports.normalizeWheelEventDirection = normalizeWheelEventDirection;
exports.parseQueryString = parseQueryString;
exports.removeNullCharacters = removeNullCharacters;
exports.roundToDivide = roundToDivide;
exports.scrollIntoView = scrollIntoView;
exports.toggleCheckedBtn = toggleCheckedBtn;
exports.toggleExpandedBtn = toggleExpandedBtn;
exports.watchScroll = watchScroll;
const DEFAULT_SCALE_VALUE = "auto";
exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
const DEFAULT_SCALE = 1.0;
exports.DEFAULT_SCALE = DEFAULT_SCALE;
const DEFAULT_SCALE_DELTA = 1.1;
exports.DEFAULT_SCALE_DELTA = DEFAULT_SCALE_DELTA;
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 RenderingStates = {
  INITIAL: 0,
  RUNNING: 1,
  PAUSED: 2,
  FINISHED: 3
};
exports.RenderingStates = RenderingStates;
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 TextLayerMode = {
  DISABLE: 0,
  ENABLE: 1,
  ENABLE_PERMISSIONS: 2
};
exports.TextLayerMode = TextLayerMode;
const ScrollMode = {
  UNKNOWN: -1,
  VERTICAL: 0,
  HORIZONTAL: 1,
  WRAPPED: 2,
  PAGE: 3
};
exports.ScrollMode = ScrollMode;
const SpreadMode = {
  UNKNOWN: -1,
  NONE: 0,
  ODD: 1,
  EVEN: 2
};
exports.SpreadMode = SpreadMode;
const CursorTool = {
  SELECT: 0,
  HAND: 1,
  ZOOM: 2
};
exports.CursorTool = CursorTool;
const AutoPrintRegExp = /\bprint\s*\(/;
exports.AutoPrintRegExp = AutoPrintRegExp;
class OutputScale {
  constructor() {
    const pixelRatio = window.devicePixelRatio || 1;
    this.sx = pixelRatio;
    this.sy = pixelRatio;
  }
  get scaled() {
    return this.sx !== 1 || this.sy !== 1;
  }
}
exports.OutputScale = OutputScale;
function scrollIntoView(element, spot, scrollMatches = 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 || scrollMatches && (parent.classList.contains("markedContent") || getComputedStyle(parent).overflow === "hidden")) {
    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 params = new Map();
  for (const [key, value] of new URLSearchParams(query)) {
    params.set(key.toLowerCase(), value);
  }
  return params;
}
const InvisibleCharactersRegExp = /[\x01-\x1F]/g;
function removeNullCharacters(str, replaceInvisible = false) {
  if (typeof str !== "string") {
    console.error(`The argument must be a string.`);
    return str;
  }
  if (replaceInvisible) {
    str = str.replaceAll(InvisibleCharactersRegExp, " ");
  }
  return str.replaceAll("\x00", "");
}
function binarySearchFirstItem(items, condition, start = 0) {
  let minIndex = start;
  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 = [],
    ids = new Set(),
    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
    });
    ids.add(view.id);
  }
  const first = visible[0],
    last = visible.at(-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,
    ids
  };
}
function normalizeWheelEventDirection(evt) {
  let delta = Math.hypot(evt.deltaX, 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) {
  const deltaMode = evt.deltaMode;
  let delta = normalizeWheelEventDirection(evt);
  const MOUSE_PIXELS_PER_LINE = 30;
  const MOUSE_LINES_PER_PAGE = 30;
  if (deltaMode === WheelEvent.DOM_DELTA_PIXEL) {
    delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
  } else if (deltaMode === WheelEvent.DOM_DELTA_LINE) {
    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 animationStarted = new Promise(function (resolve) {
  window.requestAnimationFrame(resolve);
});
exports.animationStarted = animationStarted;
const docStyle = document.documentElement.style;
exports.docStyle = docStyle;
function clamp(v, min, max) {
  return Math.min(Math.max(v, min), max);
}
class ProgressBar {
  #classList = null;
  #disableAutoFetchTimeout = null;
  #percent = 0;
  #style = null;
  #visible = true;
  constructor(bar) {
    this.#classList = bar.classList;
    this.#style = bar.style;
  }
  get percent() {
    return this.#percent;
  }
  set percent(val) {
    this.#percent = clamp(val, 0, 100);
    if (isNaN(val)) {
      this.#classList.add("indeterminate");
      return;
    }
    this.#classList.remove("indeterminate");
    this.#style.setProperty("--progressBar-percent", `${this.#percent}%`);
  }
  setWidth(viewer) {
    if (!viewer) {
      return;
    }
    const container = viewer.parentNode;
    const scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
    if (scrollbarWidth > 0) {
      this.#style.setProperty("--progressBar-end-offset", `${scrollbarWidth}px`);
    }
  }
  setDisableAutoFetch(delay = 5000) {
    if (isNaN(this.#percent)) {
      return;
    }
    if (this.#disableAutoFetchTimeout) {
      clearTimeout(this.#disableAutoFetchTimeout);
    }
    this.show();
    this.#disableAutoFetchTimeout = setTimeout(() => {
      this.#disableAutoFetchTimeout = null;
      this.hide();
    }, delay);
  }
  hide() {
    if (!this.#visible) {
      return;
    }
    this.#visible = false;
    this.#classList.add("hidden");
  }
  show() {
    if (this.#visible) {
      return;
    }
    this.#visible = true;
    this.#classList.remove("hidden");
  }
}
exports.ProgressBar = ProgressBar;
function getActiveOrFocusedElement() {
  let curRoot = document;
  let curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");
  while (curActiveOrFocused?.shadowRoot) {
    curRoot = curActiveOrFocused.shadowRoot;
    curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");
  }
  return curActiveOrFocused;
}
function apiPageLayoutToViewerModes(layout) {
  let scrollMode = ScrollMode.VERTICAL,
    spreadMode = SpreadMode.NONE;
  switch (layout) {
    case "SinglePage":
      scrollMode = ScrollMode.PAGE;
      break;
    case "OneColumn":
      break;
    case "TwoPageLeft":
      scrollMode = ScrollMode.PAGE;
    case "TwoColumnLeft":
      spreadMode = SpreadMode.ODD;
      break;
    case "TwoPageRight":
      scrollMode = ScrollMode.PAGE;
    case "TwoColumnRight":
      spreadMode = SpreadMode.EVEN;
      break;
  }
  return {
    scrollMode,
    spreadMode
  };
}
function apiPageModeToSidebarView(mode) {
  switch (mode) {
    case "UseNone":
      return SidebarView.NONE;
    case "UseThumbs":
      return SidebarView.THUMBS;
    case "UseOutlines":
      return SidebarView.OUTLINE;
    case "UseAttachments":
      return SidebarView.ATTACHMENTS;
    case "UseOC":
      return SidebarView.LAYERS;
  }
  return SidebarView.NONE;
}
function toggleCheckedBtn(button, toggle, view = null) {
  button.classList.toggle("toggled", toggle);
  button.setAttribute("aria-checked", toggle);
  view?.classList.toggle("hidden", !toggle);
}
function toggleExpandedBtn(button, toggle, view = null) {
  button.classList.toggle("toggled", toggle);
  button.setAttribute("aria-expanded", toggle);
  view?.classList.toggle("hidden", !toggle);
}

/***/ }),
/* 3 */
/***/ ((__unused_webpack_module, exports) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.CharacterType = void 0;
exports.getCharacterType = getCharacterType;
exports.getNormalizeWithNFKC = getNormalizeWithNFKC;
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;
}
let NormalizeWithNFKC;
function getNormalizeWithNFKC() {
  NormalizeWithNFKC ||= ` ¨ª¯²-µ¸-º¼-¾IJ-ijĿ-ŀʼnſDŽ-njDZ-dzʰ-ʸ˘-˝ˠ-ˤʹͺ;΄-΅·ϐ-ϖϰ-ϲϴ-ϵϹևٵ-ٸक़-य़ড়-ঢ়য়ਲ਼ਸ਼ਖ਼-ਜ਼ਫ਼ଡ଼-ଢ଼ำຳໜ-ໝ༌གྷཌྷདྷབྷཛྷཀྵჼᴬ-ᴮᴰ-ᴺᴼ-ᵍᵏ-ᵪᵸᶛ-ᶿẚ-ẛάέήίόύώΆ᾽-῁ΈΉ῍-῏ΐΊ῝-῟ΰΎ῭-`ΌΏ´-῾ - ‑‗․-… ″-‴‶-‷‼‾⁇-⁉⁗ ⁰-ⁱ⁴-₎ₐ-ₜ₨℀-℃℅-ℇ℉-ℓℕ-№ℙ-ℝ℠-™ℤΩℨK-ℭℯ-ℱℳ-ℹ℻-⅀ⅅ-ⅉ⅐-ⅿ↉∬-∭∯-∰〈-〉①-⓪⨌⩴-⩶⫝̸ⱼ-ⱽⵯ⺟⻳⼀-⿕　〶〸-〺゛-゜ゟヿㄱ-ㆎ㆒-㆟㈀-㈞㈠-㉇㉐-㉾㊀-㏿ꚜ-ꚝꝰꟲ-ꟴꟸ-ꟹꭜ-ꭟꭩ豈-嗀塚晴凞-羽蘒諸逸-都飯-舘並-龎ff-stﬓ-ﬗיִײַ-זּטּ-לּמּנּ-סּףּ-פּצּ-ﮱﯓ-ﴽﵐ-ﶏﶒ-ﷇﷰ-﷼︐-︙︰-﹄﹇-﹒﹔-﹦﹨-﹫ﹰ-ﹲﹴﹶ-ﻼ！-ﾾￂ-ￇￊ-ￏￒ-ￗￚ-ￜ￠-￦`;
  return NormalizeWithNFKC;
}

/***/ }),
/* 4 */
/***/ ((module) => {



module.exports = globalThis.pdfjsLib;

/***/ }),
/* 5 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.SimpleLinkService = exports.PDFLinkService = exports.LinkTarget = void 0;
var _ui_utils = __w_pdfjs_require__(2);
const DEFAULT_LINK_REL = "noopener noreferrer nofollow";
const LinkTarget = {
  NONE: 0,
  SELF: 1,
  BLANK: 2,
  PARENT: 3,
  TOP: 4
};
exports.LinkTarget = LinkTarget;
function addLinkAttributes(link, {
  url,
  target,
  rel,
  enabled = true
} = {}) {
  if (!url || typeof url !== "string") {
    throw new Error('A valid "url" parameter must provided.');
  }
  if (enabled) {
    link.href = link.title = url;
  } else {
    link.href = "";
    link.title = `Disabled: ${url}`;
    link.onclick = () => {
      return false;
    };
  }
  let targetStr = "";
  switch (target) {
    case LinkTarget.NONE:
      break;
    case LinkTarget.SELF:
      targetStr = "_self";
      break;
    case LinkTarget.BLANK:
      targetStr = "_blank";
      break;
    case LinkTarget.PARENT:
      targetStr = "_parent";
      break;
    case LinkTarget.TOP:
      targetStr = "_top";
      break;
  }
  link.target = targetStr;
  link.rel = typeof rel === "string" ? rel : DEFAULT_LINK_REL;
}
class PDFLinkService {
  #pagesRefCache = new Map();
  constructor({
    eventBus,
    externalLinkTarget = null,
    externalLinkRel = null,
    ignoreDestinationZoom = false
  } = {}) {
    this.eventBus = eventBus;
    this.externalLinkTarget = externalLinkTarget;
    this.externalLinkRel = externalLinkRel;
    this.externalLinkEnabled = true;
    this._ignoreDestinationZoom = ignoreDestinationZoom;
    this.baseUrl = null;
    this.pdfDocument = null;
    this.pdfViewer = null;
    this.pdfHistory = null;
  }
  setDocument(pdfDocument, baseUrl = null) {
    this.baseUrl = baseUrl;
    this.pdfDocument = pdfDocument;
    this.#pagesRefCache.clear();
  }
  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;
  }
  get isInPresentationMode() {
    return this.pdfViewer.isInPresentationMode;
  }
  #goToDestinationHelper(rawDest, namedDest = null, explicitDest) {
    const destRef = explicitDest[0];
    let pageNumber;
    if (typeof destRef === "object" && destRef !== null) {
      pageNumber = this._cachedPageNumber(destRef);
      if (!pageNumber) {
        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
    });
  }
  addLinkAttributes(link, url, newWindow = false) {
    addLinkAttributes(link, {
      url,
      target: newWindow ? LinkTarget.BLANK : this.externalLinkTarget,
      rel: this.externalLinkRel,
      enabled: this.externalLinkEnabled
    });
  }
  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 ? this.baseUrl + anchor : anchor;
  }
  setHash(hash) {
    if (!this.pdfDocument) {
      return;
    }
    let pageNumber, dest;
    if (hash.includes("=")) {
      const params = (0, _ui_utils.parseQueryString)(hash);
      if (params.has("search")) {
        const query = params.get("search").replaceAll('"', ""),
          phrase = params.get("phrase") === "true";
        this.eventBus.dispatch("findfromurlhash", {
          source: this,
          query: phrase ? query : query.match(/\S+/g)
        });
      }
      if (params.has("page")) {
        pageNumber = params.get("page") | 0 || 1;
      }
      if (params.has("zoom")) {
        const zoomArgs = params.get("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 parameter