|先导工具。文档| HTML5 JavaScript帮助

DocumentStructure对象

DocumentHelper.js< / div >

Structure.html< / div >< / div >< div id ="GenericContainerEntry5349" class="GenericContainerEntry">

进口{documententhelper}从“. . / . . /工具/ DocumentHelper”；出口类LEADDocument_StructureExample {私人艾尔:HTMLElement;公共构造函数() {lt.RasterSupport.setLicenseUri (“https://demo.leadtools.com/licenses/v200/LEADTOOLSEVAL.txt”，“EVAL”，零）;DocumentHelper.initFactory ();｝公共运行(buttonID:字符串){这.el = . getelementbyid (buttonID);这.el。onclick =这.loadDocument;｝loadDocument = () => {常量url =“https://demo.leadtools.com/images/pdf/leadtools.pdf”；DocumentHelper.log (“加载文件……”）;lt.Document.DocumentFactory.loadFromUri (url,零）.done((doc: lt.Document.LEADDocument) => {DocumentHelper.log (“完成。显示结构……”）;如果(! doc.isStructureSupported) {//此文档不支持内容表或链接DocumentHelper.log (“结构不支持”）;返回；｝如果(doc.structure.isParsed) {/ /向他们展示这.showBookmarks (doc.structure.bookmarks);｝其他的｛//我们支持它，但我们还没有解析它doc.structure.parse ().done ((doc) = > {DocumentHelper.log ("文档结构已成功解析"）;这.showBookmarks (doc.structure.bookmarks);})fail (DocumentHelper.showServiceError);｝})fail (DocumentHelper.showServiceError);｝showBookmarks = (bookmarks: lt.Document.DocumentBookmark[]) => {常量ul =这.makeBookmarkList(书签);这.el.parentNode.appendChild (ul);｝makeBookmarkList = (bookmarks: lt.Document.DocumentBookmark[]) => {如果(bookmarks && marks.length) {常量ul = document.createElement (“ul”）;为(设I = 0;我< bookmarks.length;我+ +){常量书签=书签(我);常量李= document.createElement (“李”）;常量跨度= document.createElement (“跨越”）;跨度。innerHTML =书签。标题+“(页面”+ bookmark.target.pageNumber +“)”；li.appendChild(跨度);如果(bookmark.children.length)li.appendChild (这.makeBookmarkList (bookmark.children));ul.appendChild(李);｝返回ul;｝返回零；｝｝

出口类DocumentHelper {静态showServiceError = (jqXHR, statusText, errorthrow) => {alert ("从服务返回错误。详情请参见控制台。”）;常量serviceError = lt.Document.ServiceError。parseError (jqXHR statusText errorThrown);console.error (serviceError);｝静态日志=(信息:字符串、数据?：任何)= > {常量outputElement = . getelementbyid (“输出”）;如果(outputElement) {常量时间= (新日期()).toLocaleTimeString ();常量textElement = document.createElement (“p”）;textElement。innerHTML = (outputElement。child delementcount + 1)“(”+时间+“:”+消息;outputElement。方法(textElement outputElement.firstChild);｝如果数据(!)console.log(消息);其他的console.log(消息、数据);｝静态initFactory = () => {//要与DocumentsService通信，它必须正在运行!//修改这些参数以匹配服务的路径。lt.Document.DocumentFactory.serviceHost =“http://localhost: 40000”；lt.Document.DocumentFactory.servicePath =＂＂；lt.Document.DocumentFactory.serviceApiPath =“api”；｝｝

进口{documententhelper}从“. . / . . /工具/ DocumentHelper”；出口类LEADDocument_StructureExample {埃尔;构造函数(){lt.RasterSupport.setLicenseUri (“https://demo.leadtools.com/licenses/v200/LEADTOOLSEVAL.txt”，“EVAL”，零）;DocumentHelper.initFactory ();｝运行(buttonID) {这.el = . getelementbyid (buttonID);这.el。onclick =这.loadDocument;｝loadDocument = () => {常量url =“https://demo.leadtools.com/images/pdf/leadtools.pdf”；DocumentHelper.log (“加载文件……”）;lt.Document.DocumentFactory.loadFromUri (url,零）.done ((doc) = > {DocumentHelper.log (“完成。显示结构……”）;如果(! doc.isStructureSupported) {//此文档不支持内容表或链接DocumentHelper.log (“结构不支持”）;返回；｝如果(doc.structure.isParsed) {/ /向他们展示这.showBookmarks (doc.structure.bookmarks);｝其他的｛//我们支持它，但我们还没有解析它doc.structure.parse ().done ((doc) = > {DocumentHelper.log ("文档结构已成功解析"）;这.showBookmarks (doc.structure.bookmarks);})fail (DocumentHelper.showServiceError);｝})fail (DocumentHelper.showServiceError);｝showBookmarks = (bookmarks) => {常量ul =这.makeBookmarkList(书签);这.el.parentNode.appendChild (ul);｝makeBookmarkList =(书签)=> {如果(bookmarks && marks.length) {常量ul = document.createElement (“ul”）;为(设I = 0;我< bookmarks.length;我+ +){常量书签=书签(我);常量李= document.createElement (“李”）;常量跨度= document.createElement (“跨越”）;跨度。innerHTML =书签。标题+“(页面”+ bookmark.target.pageNumber +“)”；li.appendChild(跨度);如果(bookmark.children.length)li.appendChild (这.makeBookmarkList (bookmark.children));ul.appendChild(李);｝返回ul;｝返回零；｝｝

出口类DocumentHelper {静态showServiceError = (jqXHR, statusText, errorthrow) => {alert ("从服务返回错误。详情请参见控制台。”）;常量serviceError = lt.Document.ServiceError。parseError (jqXHR statusText errorThrown);console.error (serviceError);｝静态日志= (message, data) => {常量outputElement = . getelementbyid (“输出”）;如果(outputElement) {常量时间= (新日期()).toLocaleTimeString ();常量textElement = document.createElement (“p”）;textElement。innerHTML = (outputElement。child delementcount + 1)“(”+时间+“:”+消息;outputElement。方法(textElement outputElement.firstChild);｝如果数据(!)console.log(消息);其他的console.log(消息、数据);｝静态initFactory = () => {//要与DocumentsService通信，它必须正在运行!//修改这些参数以匹配服务的路径。lt.Document.DocumentFactory.serviceHost =“http://localhost: 40000”；lt.Document.DocumentFactory.servicePath =＂＂；lt.Document.DocumentFactory.serviceApiPath =“api”；｝｝

<！doctype html >< html lang =“en”>文档示例|结构




< >头< script src =“https://code.jquery.com/jquery-2.2.4.min.js”诚信=“sha256-BbhdlvQf / xTY9gja0Dq3HiwQF8LaCRTXxZKRutelT44 = "crossorigin =“匿名”> < /脚本>< script src =“. . / . . / LT / Leadtools.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.Controls.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.Annotations.Engine.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.Annotations.Designers.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.Annotations.Rendering.Javascript.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.Annotations.Automation.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.ImageProcessing.Main.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.ImageProcessing.Color.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.ImageProcessing.Core.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.ImageProcessing.Effects.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.Document.js”> < /脚本>< script src =“. . / . . / LT / Leadtools.Document.Viewer.js”> < /脚本>< link rel =“样式表”类型=“文本/ css”href =“. . / . . / css / examples.css”><！——所有的演示文件被打包并附加到窗口——>< script src =“. . / . . / bundle.js”类型=“text / javascript”> < /脚本>> < /头身体< >< div ><按钮类型=“按钮”id =“exampleButton”> > < /按钮运行示例< / div >< div id =“输出”> < / div >< div >< img id =“img”/>< / div >身体< / >< >脚本窗口。Onload = () => {常量示例=新window.examples.LEADDocument.Structure ();example.run (“exampleButton”）;}；> < /脚本< / html >

DocumentStructure对象

参考