| | |
| | | <template> |
| | | <div class="page-main" @scroll="throttledScrollHandler"> |
| | | <div class="page-content"> |
| | | <pageHeader v-if="showCatalogList.indexOf(0) > -1"></pageHeader> |
| | | <chapterOne v-if="showCatalogList.indexOf(1) > -1" /> |
| | | <div id="searchDomBox" style="display: none"> |
| | | <div id="searchContent"></div> |
| | | </div> |
| | | <div |
| | | class="page-content" |
| | | :style="{ |
| | | fontSize: fontSize ? fontSize + 'px' : '16px', |
| | | transform: `scale(${pageZoom ? pageZoom : 1})`, |
| | | transformOrigin: 'center top', |
| | | }" |
| | | > |
| | | <pageHeader |
| | | v-if="showCatalogList.indexOf(1) > -1" |
| | | :showPageList="loadPageList" |
| | | ></pageHeader> |
| | | <chapterOne |
| | | v-if="showCatalogList.indexOf(2) > -1" |
| | | :showPageList="loadPageList" |
| | | /> |
| | | </div> |
| | | </div> |
| | | </template> |
| | | <script> |
| | | import Vue from "vue"; |
| | | import pageHeader from "./header.vue"; |
| | | import chapterOne from "./chapter001.vue"; |
| | | import NoteIcon from "@/assets/images/biji.png"; |
| | | import _ from "lodash"; |
| | | import Swiper from "swiper/bundle"; |
| | | import "swiper/swiper-bundle.css"; |
| | | import Viewer from "viewerjs"; |
| | | import "viewerjs/dist/viewer.css"; |
| | | export default { |
| | | name: "pageContent", |
| | | components: { pageHeader, chapterOne }, |
| | | data() { |
| | | return { |
| | | catalogLength: 2, // 总章节数 |
| | |
| | | previousScrollTop: 0, |
| | | throttledScrollHandler: null, |
| | | observer: null, |
| | | loadPageObserver: null, |
| | | loadPageList: [], |
| | | questionDataMap: {}, |
| | | renderSignMap: {}, |
| | | highlightData: null, |
| | | }; |
| | | }, |
| | | computed: { |
| | | fontSize() { |
| | | return this.$store.state.qiankun.fontSize; |
| | | }, |
| | | pageZoom() { |
| | | return this.$store.state.qiankun.scale / 100; |
| | | }, |
| | | }, |
| | | watch: { |
| | | showCatalogList: { |
| | |
| | | // 启动页码观察 |
| | | setTimeout(() => { |
| | | this.initObservation(); |
| | | this.initThemeColor(); |
| | | }, 500); |
| | | }, |
| | | }, |
| | | loadPageList: { |
| | | handler(newVal, oldVal) { |
| | | setTimeout(() => { |
| | | this.initSwiper(); |
| | | this.initViewer(); |
| | | }, 200); |
| | | }, |
| | | }, |
| | | pageZoom: { |
| | | handler(newVal, oldVal) { |
| | | const scrollBox = ( |
| | | this.container ? this.container : document |
| | | ).querySelector(".page-main"); |
| | | scrollBox.scrollTop = (scrollBox.scrollTop / oldVal) * newVal; |
| | | }, |
| | | }, |
| | | }, |
| | | mounted() { |
| | | // 默认加载章节 |
| | | this.showCatalogList = [0,1]; |
| | | this.showCatalogList = [1]; |
| | | // 滚动监听节流 |
| | | this.throttledScrollHandler = _.throttle( |
| | | this.scrollFun, |
| | |
| | | }, |
| | | // 渲染笔记、高亮、划线 |
| | | renderSign: (type, data) => { |
| | | this.renderSign(type, data); |
| | | // 因为调整为页面懒加载,所以渲染标记也需要按照页面进行处理,先储存数据,页面加载完成再渲染对应的标记; |
| | | this.handelSignData(type, data); |
| | | // this.renderSign(type, data); |
| | | }, |
| | | // 删除笔记、高亮、划线 |
| | | delSign: (data) => { |
| | | this.delSign(data); |
| | | }, |
| | | // 全文检索 |
| | | searchBookByKeyword: (keyword) => { |
| | | return this.searchTextByPage(keyword); |
| | | }, |
| | | // 跳转检索结果位置 |
| | | jumpSearchItem: (data) => { |
| | | this.searchItemLocation(data); |
| | | }, |
| | | }); |
| | | } |
| | |
| | | threshold: 0.5, // 指定交叉比例,这里设为 0.5,表示当目标元素一半或更多显示在视窗中时触发回调函数。 |
| | | }); |
| | | |
| | | this.loadPageObserver = new IntersectionObserver(this.loadPageCallback, { |
| | | root: null, // 指定根元素,这里设为 null,表示选取整个视窗作为根元素。 |
| | | rootMargin: "0px", // 指定根元素的边界,这里设为 "0px",表示根元素的边界和视窗的边界重合 |
| | | threshold: 0, // 指定交叉比例,这里设为 0.5,表示当目标元素一半或更多显示在视窗中时触发回调函数。 |
| | | }); |
| | | |
| | | // 启动页码观察 |
| | | setTimeout(() => { |
| | | this.initObservation(); |
| | | this.initThemeColor(); |
| | | }, 500); |
| | | |
| | | // 测试页面跳转 |
| | | // setTimeout(() => { |
| | | // this.gotoPage(5, 100); |
| | | // this.gotoPage(1, 10); |
| | | // setTimeout(() => { |
| | | // this.renderSign("Note", { |
| | | // this.renderSign("Highlight", { |
| | | // id: "2ACA9359", |
| | | // txt: "营养素和热量,才能", |
| | | // page: "100", |
| | | // txt: "题一学习主题一 运动", |
| | | // page: "10", |
| | | // type: "Highlight", |
| | | // color: "#F5E12A" |
| | | // }); |
| | | // setTimeout(() => { |
| | | // this.delSign({ |
| | | // ids: ["2ACA9359"] |
| | | // }); |
| | | // }, 2000); |
| | | // }, 1000); |
| | | // }, 3000); |
| | | // setTimeout(() => { |
| | | // this.delSign({ |
| | | // ids: ["2ACA9359"] |
| | | // }); |
| | | // }, 2000); |
| | | // }, 5000); |
| | | |
| | | // const pageDom = (this.container ? this.container : document) |
| | | // .querySelector("#app") |
| | | // .querySelectorAll(".page-box"); |
| | | // 检索 |
| | | // console.log(this.searchTextByPage("保护内脏器官"), "searchTextByPage"); |
| | | // 检索跳转 |
| | | // this.searchItemLocation({ |
| | | // catalog: 2, |
| | | // page: 10, |
| | | // txt: " 运动系统是由骨、骨连结和骨骼肌三部分组成的。全身的骨通过骨连结组成人体骨骼(见图1-1)。骨骼是人体的支架,具有保护内脏器官、供肌肉附着和作为肌肉运动的杠杆等作用。在神经系统的支配下,肌肉收缩牵动所附着的骨绕着关节转动,使身体产生各种动作。所以,运动系统具有运动、支持和保护等功能,幼年时期的骨骼还具有造血功能。 ", |
| | | // txtIndex: 57 |
| | | // }); |
| | | // }, 5000); |
| | | }, |
| | | methods: { |
| | | // setZoom1() { |
| | | // let scale = this.$store.state.qiankun.scale + 10; |
| | | // const scrollBox = ( |
| | | // this.container ? this.container : document |
| | | // ).querySelector(".page-main"); |
| | | // this.$store.commit("setZoom", scale); |
| | | // }, |
| | | // setZoom2() { |
| | | // let scale = this.$store.state.qiankun.scale - 10; |
| | | // const scrollBox = ( |
| | | // this.container ? this.container : document |
| | | // ).querySelector(".page-main"); |
| | | // this.$store.commit("setZoom", scale); |
| | | // }, |
| | | // 滚动监听 |
| | | scrollFun(event) { |
| | | // 判断向上滚动还是向下滚动 |
| | |
| | | console.log("章节错误!"); |
| | | } |
| | | }, |
| | | |
| | | // 处理标记数据 |
| | | handelSignData(type, data) { |
| | | if (this.loadPageList.indexOf(Number(data.page)) > -1) { |
| | | // 立即渲染 |
| | | this.renderSign(type, data); |
| | | } |
| | | |
| | | // 储存数据 |
| | | if (!this.renderSignMap[type]) this.renderSignMap[type] = {}; |
| | | if (!this.renderSignMap[type][data.page]) |
| | | this.renderSignMap[type][data.page] = []; |
| | | this.renderSignMap[type][data.page].push(data); |
| | | }, |
| | | |
| | | // 渲染标记 |
| | | renderSign(type, data) { |
| | | // 父层设置禁止渲染标记时不再进行渲染 |
| | | if (this.$store.state.qiankun.disableSign) { |
| | | return false; |
| | | } |
| | | const existence = ( |
| | | this.container ? this.container : document |
| | | ).querySelector(`[dataid="${data.id}"]`); |
| | |
| | | const pageDom = ( |
| | | this.container ? this.container : document |
| | | ).querySelector(`[page="${data.page}"]`); |
| | | let reg = new RegExp(`${data.txt}`, "ig"); |
| | | switch (type) { |
| | | case "Highlight": |
| | | // 高亮 |
| | | pageDom.innerHTML = pageDom.innerHTML.replace( |
| | | reg, |
| | | `<span datatype="Highlight" dataid="${data.id}" style="background: ${data.color};" class="highLight" onclick="signClick('Highlight','${data.id}','${data.chapterNum}')">${data.txt}</span>` |
| | | ); |
| | | break; |
| | | case "Dashing": |
| | | // 划线 |
| | | pageDom.innerHTML = pageDom.innerHTML.replace( |
| | | reg, |
| | | `<span datatype="Dashing" dataid="${data.id}" style="text-decoration-color:${data.color};" class="underline" onclick="signClick('Dashing','${data.id}','${data.chapterNum}')">${data.txt}</span>` |
| | | ); |
| | | break; |
| | | case "Note": |
| | | // 笔记 |
| | | pageDom.innerHTML = pageDom.innerHTML.replace( |
| | | reg, |
| | | `<span datatype="Note" dataid="${data.id}" style="border-bottom-color:${data.color}" class="notesline" onclick="signClick('Note','${data.id}','${data.chapterNum}')">${data.txt}<img src="${NoteIcon}" style="cursor: pointer" /></span>` |
| | | ); |
| | | break; |
| | | // 创建 createTreeWalker 迭代器,用于遍历文本节点,保存到一个数组 |
| | | const treeWalker = document.createTreeWalker(pageDom, NodeFilter.SHOW_TEXT); |
| | | const allTextNodes = []; |
| | | let currentNode = treeWalker.nextNode(); |
| | | while (currentNode) { |
| | | allTextNodes.push(currentNode); |
| | | currentNode = treeWalker.nextNode(); |
| | | } |
| | | for (let i = 0; i < allTextNodes.length; i++) { |
| | | const textDom = allTextNodes[i]; |
| | | if (textDom.textContent.indexOf(data.txt) > -1) { |
| | | let reg = new RegExp(`${data.txt}`, "ig"); |
| | | switch (type) { |
| | | case "Highlight": |
| | | // 高亮 |
| | | textDom.parentNode.innerHTML = |
| | | textDom.parentNode.innerHTML.replace( |
| | | reg, |
| | | `<span datatype="Highlight" dataid="${data.id}" style="background: ${data.color};" class="highLight" onclick="signClick('Highlight','${data.id}','${data.chapterNum}')">${data.txt}</span>` |
| | | ); |
| | | break; |
| | | case "Dashing": |
| | | // 划线 |
| | | textDom.parentNode.innerHTML = |
| | | textDom.parentNode.innerHTML.replace( |
| | | reg, |
| | | `<span datatype="Dashing" dataid="${data.id}" style="text-decoration-color:${data.color};" class="underline" onclick="signClick('Dashing','${data.id}','${data.chapterNum}')">${data.txt}</span>` |
| | | ); |
| | | break; |
| | | case "Note": |
| | | // 笔记 |
| | | textDom.parentNode.innerHTML = |
| | | textDom.parentNode.innerHTML.replace( |
| | | reg, |
| | | `<span datatype="Note" dataid="${data.id}" style="border-bottom-color:${data.color}" class="notesline" onclick="signClick('Note','${data.id}','${data.chapterNum}')" onmouseover="noteHover('Note','${data.id}','${data.chapterNum}')" onmouseout="noteOut('Note')">${data.txt}<img src="${NoteIcon}"/></span>` |
| | | ); |
| | | break; |
| | | } |
| | | } |
| | | } |
| | | } |
| | | }, |
| | |
| | | const sections = ( |
| | | this.container ? this.container : document |
| | | ).querySelectorAll(".page-box"); |
| | | //observer 观察每个元素,以便在它们进入或离开视窗时触发回调函数。 |
| | | sections.forEach((section) => { |
| | | if (this.config.activeBook && this.config.activeBook.tryPageCount) { |
| | | const page = section.getAttribute("page"); |
| | | if (Number(page) > this.config.activeBook.tryPageCount) { |
| | | let chapterDom = this.getParentWithClass(section, "chapter"); |
| | | const chapterNum = chapterDom.getAttribute("num"); |
| | | this.catalogLength = Number(chapterNum) - 1; |
| | | section.remove(); |
| | | return false; |
| | | } |
| | | } |
| | | // observer 观察每个元素,以便在它们进入或离开视窗时触发回调函数。 |
| | | const isObserver = section.getAttribute("observer"); |
| | | const isLoadObserver = section.getAttribute("loadObserver"); |
| | | if (!isObserver) { |
| | | this.observer.observe(section); |
| | | section.setAttribute("observer", "1"); |
| | | } |
| | | if (!isLoadObserver) { |
| | | this.loadPageObserver.observe(section); |
| | | section.setAttribute("loadObserver", "1"); |
| | | } |
| | | }); |
| | | }, |
| | | initThemeColor() { |
| | | // 获取各种需要主题色的节点 |
| | | const colorDom = ( |
| | | this.container ? this.container : document |
| | | ).querySelectorAll(".theme-color"); |
| | | const backgroundColorDom = ( |
| | | this.container ? this.container : document |
| | | ).querySelectorAll(".theme-back"); |
| | | const borderColorDom = ( |
| | | this.container ? this.container : document |
| | | ).querySelectorAll(".theme-border"); |
| | | // 获取配置的主题色 |
| | | const bookThemeColor = |
| | | this.config.activeBook && this.config.activeBook.bookThemeColor |
| | | ? this.config.activeBook.bookThemeColor |
| | | : null; |
| | | const chapterThemeColor = |
| | | this.config.activeBook && this.config.activeBook.chapterThemeColor |
| | | ? this.config.activeBook.chapterThemeColor |
| | | : null; |
| | | const pageThemeColor = |
| | | this.config.activeBook && this.config.activeBook.pageThemeColor |
| | | ? this.config.activeBook.pageThemeColor |
| | | : null; |
| | | colorDom.forEach((domItem) => { |
| | | // 获取章节、页码 |
| | | let pageDom = this.getParentWithClass(domItem, "page-box"); |
| | | let chapterDom = this.getParentWithClass(domItem, "chapter"); |
| | | let page, chapterNum; |
| | | if (pageDom) page = pageDom.getAttribute("page"); |
| | | if (chapterDom) chapterNum = chapterDom.getAttribute("num"); |
| | | // 向上匹配主题色 |
| | | const themeColor = |
| | | page && pageThemeColor && pageThemeColor[page] |
| | | ? pageThemeColor[page] |
| | | : chapterNum && chapterThemeColor && chapterThemeColor[chapterNum] |
| | | ? chapterThemeColor[chapterNum] |
| | | : bookThemeColor; |
| | | if (themeColor) { |
| | | domItem.style.color = themeColor; |
| | | } |
| | | }); |
| | | backgroundColorDom.forEach((domItem) => { |
| | | // 获取章节、页码 |
| | | let pageDom = this.getParentWithClass(domItem, "page-box"); |
| | | let chapterDom = this.getParentWithClass(domItem, "chapter"); |
| | | let page, chapterNum; |
| | | if (pageDom) page = pageDom.getAttribute("page"); |
| | | if (chapterDom) chapterNum = chapterDom.getAttribute("num"); |
| | | // 向上匹配主题色 |
| | | const themeColor = |
| | | page && pageThemeColor && pageThemeColor[page] |
| | | ? pageThemeColor[page] |
| | | : chapterNum && chapterThemeColor && chapterThemeColor[chapterNum] |
| | | ? chapterThemeColor[chapterNum] |
| | | : bookThemeColor; |
| | | if (themeColor) { |
| | | domItem.style.backgroundColor = themeColor; |
| | | } |
| | | }); |
| | | borderColorDom.forEach((domItem) => { |
| | | // 获取章节、页码 |
| | | let pageDom = this.getParentWithClass(domItem, "page-box"); |
| | | let chapterDom = this.getParentWithClass(domItem, "chapter"); |
| | | let page, chapterNum; |
| | | if (pageDom) page = pageDom.getAttribute("page"); |
| | | if (chapterDom) chapterNum = chapterDom.getAttribute("num"); |
| | | // 向上匹配主题色 |
| | | const themeColor = |
| | | page && pageThemeColor && pageThemeColor[page] |
| | | ? pageThemeColor[page] |
| | | : chapterNum && chapterThemeColor && chapterThemeColor[chapterNum] |
| | | ? chapterThemeColor[chapterNum] |
| | | : bookThemeColor; |
| | | if (themeColor) { |
| | | domItem.style.borderColor = themeColor; |
| | | } |
| | | }); |
| | | }, |
| | | getParentWithClass(element, className) { |
| | | console.log(element, className, "element, className"); |
| | | while (element.parentElement) { |
| | | element = element.parentElement; |
| | | if (element.classList.contains(className)) { |
| | | return element; |
| | | } |
| | | } |
| | | }, |
| | | pageChangeCallback(entries, observer) { |
| | | //entries:代表观察到的目标元素的集合。 observer:代表观察者对象。 |
| | |
| | | "chapter" |
| | | ); |
| | | const catalog = catalogDom.getAttribute("num"); |
| | | console.log("page", page, catalog); |
| | | let text = null; |
| | | if (target.querySelector("p")) { |
| | | text = target.querySelector("p").textContent.substring(0, 50); |
| | | } |
| | | // 返回页码和章节信息 |
| | | if (this.$store.state.qiankun && this.$store.state.qiankun.pageChange) |
| | | this.$store.state.qiankun.pageChange({ |
| | | page: page, |
| | | catalog: catalog, |
| | | text, |
| | | }); |
| | | // const sections = Array.from(document.querySelectorAll(".section")); |
| | | //sections:获取所有具有 .section 类名的元素,并转换为数组。 |
| | |
| | | } |
| | | }); |
| | | }, |
| | | loadPageCallback(entries, observer) { |
| | | entries.forEach(async (entry) => { |
| | | if (entry.isIntersecting) { |
| | | const target = entry.target; |
| | | const page = target.getAttribute("page"); |
| | | if (this.loadPageList.indexOf(Number(page)) == -1) { |
| | | const catalogDom = this.tool.getParentNodeByClassName( |
| | | target, |
| | | "chapter" |
| | | ); |
| | | // 添加页码 |
| | | this.loadPageList.push(Number(page)); |
| | | const catalog = catalogDom.getAttribute("num"); |
| | | // if (!this.questionDataMap[page]) { |
| | | // if (testData && testData[catalog]) { |
| | | // if (testData[catalog][page]) { |
| | | // if (Array.isArray(testData[catalog][page])) { |
| | | // this.questionDataMap[page] = await getQuestionList( |
| | | // page, |
| | | // testData[catalog][page], |
| | | // this.config.activeBook |
| | | // ); |
| | | // } else { |
| | | // const obj = {}; |
| | | // for (let key in testData[catalog][page]) { |
| | | // obj[key] = await getQuestionList( |
| | | // [], |
| | | // testData[catalog][page][key], |
| | | // this.config.activeBook |
| | | // ); |
| | | // } |
| | | // this.questionDataMap[page] = obj; |
| | | // } |
| | | // console.log("题目", this.questionDataMap); |
| | | // } |
| | | // } |
| | | // } |
| | | // 渲染这一页的标记 |
| | | for (const key in this.renderSignMap) { |
| | | if (this.renderSignMap[key][page]) { |
| | | this.renderSignMap[key][page].forEach((item) => { |
| | | this.renderSign(key, item); |
| | | }); |
| | | } |
| | | } |
| | | // 处理高亮 |
| | | if (this.highlightData) { |
| | | // 高亮行 |
| | | setTimeout(() => { |
| | | // 获取页面所有text节点 |
| | | const pageTextList = document.createTreeWalker(target, NodeFilter.SHOW_TEXT); |
| | | // 匹配关键字 |
| | | const allPageTextNodes = []; |
| | | let currentNode = pageTextList.nextNode(); |
| | | while (currentNode) { |
| | | allPageTextNodes.push(currentNode); |
| | | currentNode = pageTextList.nextNode(); |
| | | } |
| | | for (let i = 0; i < allPageTextNodes.length; i++) { |
| | | const textDom = allPageTextNodes[i]; |
| | | let txtIndex = textDom.textContent.indexOf( |
| | | this.highlightData.txt |
| | | ); |
| | | if (txtIndex > -1) { |
| | | textDom.parentNode.style.transition = |
| | | "background-color 0.8s"; |
| | | textDom.parentNode.scrollIntoView(); |
| | | textDom.parentNode.style.backgroundColor = "#79bbf0"; |
| | | setTimeout(() => { |
| | | textDom.parentNode.style.backgroundColor = ""; |
| | | }, 1000); |
| | | } |
| | | } |
| | | }, 100); |
| | | } |
| | | if (this.loadPageList.length > 5) { |
| | | // 超过5页 |
| | | this.loadPageList.shift(); |
| | | } |
| | | } |
| | | } |
| | | }); |
| | | }, |
| | | initSwiper() { |
| | | const doms = ( |
| | | this.container ? this.container : document |
| | | ).querySelectorAll(".swiper-img"); |
| | | for (let i = 0; i < doms.length; i++) { |
| | | const dom = doms[i]; |
| | | new Swiper(dom, { |
| | | loop: false, // 无缝 |
| | | autoplay: { |
| | | //自动开始 |
| | | delay: 3000, //时间间隔 |
| | | disableOnInteraction: false //*手动操作轮播图后不会暂停* |
| | | }, |
| | | paginationClickable: true, |
| | | slidesPerView: 1, // 一组三个 |
| | | spaceBetween: 30, // 间隔 |
| | | // 如果需要前进后退按钮 |
| | | navigation: { |
| | | nextEl: dom.querySelector( |
| | | ".swiper-button-next" |
| | | ), |
| | | prevEl: dom.querySelector( |
| | | ".swiper-button-prev" |
| | | ) |
| | | }, |
| | | // 窗口变化,重新init,针对F11全屏和放大缩小,必须加 |
| | | observer: true, |
| | | observeParents: true |
| | | // // 如果需要分页器 |
| | | // pagination: { |
| | | // el: (this.container ? this.container : document).querySelector( |
| | | // ".swiper-pagination" |
| | | // ), |
| | | // clickable: true // 分页器可以点击 |
| | | // } |
| | | }); |
| | | } |
| | | const pptDoms = ( |
| | | this.container ? this.container : document |
| | | ).querySelectorAll(".swiper_ppt"); |
| | | for (let i = 0; i < pptDoms.length; i++) { |
| | | const dom = pptDoms[i]; |
| | | new Swiper(dom, { |
| | | loop: false, // 无缝 |
| | | autoplay: false, |
| | | paginationClickable: true, |
| | | slidesPerView: 1, // 一组三个 |
| | | spaceBetween: 30, // 间隔 |
| | | // 如果需要前进后退按钮 |
| | | navigation: { |
| | | nextEl: dom.querySelector( |
| | | ".swiper-button-next" |
| | | ), |
| | | prevEl: dom.querySelector( |
| | | ".swiper-button-prev" |
| | | ) |
| | | }, |
| | | // 窗口变化,重新init,针对F11全屏和放大缩小,必须加 |
| | | observer: true, |
| | | observeParents: true, |
| | | on: { |
| | | init: (value) => { |
| | | let currentPage = value.activeIndex + 1; // 获取当前页(从1开始计数) |
| | | let totalPages = value.slides.length; // 获取总页数 |
| | | var paginationInfoEl = dom.querySelector(".pageBox"); |
| | | if (paginationInfoEl) |
| | | paginationInfoEl.textContent = currentPage + "/" + totalPages; |
| | | }, |
| | | slideChange: (value) => { |
| | | let currentPage = value.activeIndex + 1; // 获取当前页(从1开始计数) |
| | | let totalPages = value.slides.length; // 获取总页数 |
| | | var paginationInfoEl = dom.querySelector(".pageBox"); |
| | | if (paginationInfoEl) |
| | | paginationInfoEl.textContent = currentPage + "/" + totalPages; |
| | | } |
| | | } |
| | | }); |
| | | } |
| | | }, |
| | | initViewer() { |
| | | const doms = ( |
| | | this.container ? this.container : document |
| | | ).querySelectorAll(".openImgBox"); |
| | | for (let i = 0; i < doms.length; i++) { |
| | | const dom = doms[i]; |
| | | new Viewer(dom, { |
| | | container: this.container |
| | | ? this.container.querySelector("#app") |
| | | : "body", |
| | | navbar: true, // 显示导航栏 |
| | | toolbar: true, // 显示工具栏 |
| | | title: true, // 显示标题 |
| | | }); |
| | | } |
| | | }, |
| | | // 根据关键字全文检索 |
| | | searchTextByPage(keyword) { |
| | | const searchResult = []; |
| | | let catalogIndex = 0; |
| | | // 所有章节组件(每本书制作时单独配置) |
| | | const pageData = { |
| | | pageHeader, |
| | | chapterOne, |
| | | }; |
| | | // 遍历所有章节文件 |
| | | for (const key in pageData) { |
| | | catalogIndex++; |
| | | let pageComponent, pageExample; |
| | | // 先渲染一次当前章节文件(这时页面的内容为空),获取页码信息 |
| | | pageComponent = Vue.extend(pageData[key]); |
| | | pageExample = new pageComponent({ |
| | | propsData: { |
| | | showPageList: [], |
| | | questionData: {}, |
| | | isSearch: true |
| | | }, |
| | | }); |
| | | pageExample.$mount( |
| | | (this.container ? this.container : document).querySelector( |
| | | "#searchContent" |
| | | ) |
| | | ); |
| | | // 获取页码 |
| | | const pageDom = (this.container ? this.container : document) |
| | | .querySelector("#searchDomBox") |
| | | .querySelectorAll(".page-box"); |
| | | const pages = []; |
| | | for (let i = 0; i < pageDom.length; i++) { |
| | | const pageDomItem = pageDom[i]; |
| | | pages.push(Number(pageDomItem.getAttribute("page"))); |
| | | } |
| | | // 获取页面结束,卸载销毁 |
| | | pageExample.$destroy(); |
| | | (this.container ? this.container : document).querySelector( |
| | | "#searchDomBox" |
| | | ).innerHTML = '<div id="searchContent"></div>'; |
| | | // 遍历页码 |
| | | if (pages.length) { |
| | | for (let i = 0; i < pages.length; i++) { |
| | | const pageNum = pages[i]; |
| | | // 动态渲染对应章节的页码 |
| | | pageComponent = Vue.extend(pageData[key]); |
| | | pageExample = new pageComponent({ |
| | | propsData: { |
| | | showPageList: [pageNum], |
| | | questionData: {}, |
| | | isSearch: true |
| | | }, |
| | | }); |
| | | pageExample.$mount( |
| | | (this.container ? this.container : document).querySelector( |
| | | "#searchContent" |
| | | ) |
| | | ); |
| | | // 获取对应页面dom |
| | | const thisPageDom = (this.container ? this.container : document) |
| | | .querySelector("#searchDomBox") |
| | | .querySelector(`[page="${pageNum}"]`); |
| | | if (thisPageDom) { |
| | | // 获取页面所有text节点 |
| | | const pageTextList = document.createTreeWalker(thisPageDom, NodeFilter.SHOW_TEXT); |
| | | // 匹配关键字 |
| | | const allPageTextNodes = []; |
| | | let currentNode = pageTextList.nextNode(); |
| | | while (currentNode) { |
| | | allPageTextNodes.push(currentNode); |
| | | currentNode = pageTextList.nextNode(); |
| | | } |
| | | for (let i = 0; i < allPageTextNodes.length; i++) { |
| | | const textDom = allPageTextNodes[i]; |
| | | let txtIndex = textDom.textContent.indexOf(keyword); |
| | | if (txtIndex > -1) { |
| | | // 记录关键字所在页码、章节以及匹配到的段落 |
| | | searchResult.push({ |
| | | page: pageNum, |
| | | catalog: catalogIndex, |
| | | txt: textDom.textContent, |
| | | txtIndex: txtIndex, |
| | | }); |
| | | } |
| | | } |
| | | // 结束,卸载销毁 |
| | | pageExample.$destroy(); |
| | | (this.container ? this.container : document).querySelector( |
| | | "#searchDomBox" |
| | | ).innerHTML = '<div id="searchContent"></div>'; |
| | | } |
| | | } |
| | | } |
| | | } |
| | | // 输出搜索结果 |
| | | console.log(searchResult); |
| | | return searchResult; |
| | | }, |
| | | // 根据检索结果跳转对应位置并高亮 |
| | | searchItemLocation(data) { |
| | | // 记录高亮信息 |
| | | this.highlightData = data; |
| | | // 跳转 |
| | | this.gotoPage(data.catalog, data.page, () => {}); |
| | | }, |
| | | }, |
| | | components: { |
| | | pageHeader, |
| | | chapterOne, |
| | | }, |
| | | }; |
| | | </script> |
| | |
| | | height: 100%; |
| | | overflow: auto; |
| | | .page-content { |
| | | max-width: 816px; |
| | | max-width: 815px; |
| | | min-width: 375px; |
| | | margin: 0 auto; |
| | | padding-bottom: 100px; |