mirror of
https://github.com/futurepress/epub.js.git
synced 2025-10-02 14:49:16 +02:00
180 lines
5 KiB
HTML
180 lines
5 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>EPUB.js Spreads Example</title>
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<script src="../dist/epub.js"></script>
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<link rel="stylesheet" type="text/css" href="examples.css">
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</head>
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<body>
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<h1 id="title">...</h1>
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<div id="opener">
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<svg height="24px" id="hamburger" style="enable-background:new 0 0 32 32;" version="1.1" viewBox="0 0 32 32" width="32px" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<path d="M4,10h24c1.104,0,2-0.896,2-2s-0.896-2-2-2H4C2.896,6,2,6.896,2,8S2.896,10,4,10z M28,14H4c-1.104,0-2,0.896-2,2 s0.896,2,2,2h24c1.104,0,2-0.896,2-2S29.104,14,28,14z M28,22H4c-1.104,0-2,0.896-2,2s0.896,2,2,2h24c1.104,0,2-0.896,2-2 S29.104,22,28,22z"/>
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</svg>
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</div>
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<div id="viewer" class="spreads"></div>
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<a id="prev" href="#prev" class="arrow">‹</a>
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<a id="next" href="#next" class="arrow">›</a>
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<div id="navigation" class="closed">
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<div id="closer">
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<svg viewbox="0 0 40 40">
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<path class="close-x" d="M 10,10 L 30,30 M 30,10 L 10,30" />
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</svg>
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</div>
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<image id="cover" width="150px"/>
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<h2 id="author">...</h2>
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<div id="toc"></div>
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</div>
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<script>
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var src = window.location.search ?
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window.location.search.replace("?href=", '') :
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"https://readium2.now.sh/pub/L2hvbWUvbm93dXNlci9zcmMvbWlzYy9lcHVicy9jaGlsZHJlbnMtbGl0ZXJhdHVyZS5lcHVi/manifest.json" ;
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var book = ePub(src);
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var rendition = book.renderTo("viewer", {
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width: "100%",
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height: 600
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});
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rendition.display();
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var title = document.getElementById("title");
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var next = document.getElementById("next");
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next.addEventListener("click", function(e){
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rendition.next();
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e.preventDefault();
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}, false);
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var prev = document.getElementById("prev");
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prev.addEventListener("click", function(e){
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rendition.prev();
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e.preventDefault();
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}, false);
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var keyListener = function(e){
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// Left Key
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if ((e.keyCode || e.which) == 37) {
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rendition.prev();
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}
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// Right Key
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if ((e.keyCode || e.which) == 39) {
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rendition.next();
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}
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};
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rendition.on("keyup", keyListener);
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document.addEventListener("keyup", keyListener, false);
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var navigation = document.getElementById("navigation");
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var opener = document.getElementById("opener");
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opener.addEventListener("click", function(e){
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navigation.classList.remove("closed");
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e.preventDefault();
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}, false);
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var closer = document.getElementById("closer");
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closer.addEventListener("click", function(e){
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navigation.classList.add("closed");
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e.preventDefault();
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}, false);
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book.loaded.navigation.then(function(toc){
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var $nav = document.getElementById("toc"),
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docfrag = document.createDocumentFragment();
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var addTocItems = function (parent, tocItems) {
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var $ul = document.createElement("ul");
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tocItems.forEach(function(chapter) {
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var item = document.createElement("li");
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var link = document.createElement("a");
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link.textContent = chapter.label;
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link.href = chapter.href;
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item.appendChild(link);
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if (chapter.subitems) {
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addTocItems(item, chapter.subitems)
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}
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link.onclick = function(){
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var url = link.getAttribute("href");
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rendition.display(url);
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navigation.classList.add("closed");
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return false;
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};
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$ul.appendChild(item);
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});
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parent.appendChild($ul);
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};
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addTocItems(docfrag, toc);
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$nav.appendChild(docfrag);
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if ($nav.offsetHeight + 60 < window.innerHeight) {
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$nav.classList.add("fixed");
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}
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});
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book.loaded.metadata.then(function(meta){
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var $title = document.getElementById("title");
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var $author = document.getElementById("author");
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var $cover = document.getElementById("cover");
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$title.textContent = meta.title;
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$author.textContent = meta.creator;
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if (book.archive) {
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book.archive.createUrl(book.cover)
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.then(function (url) {
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$cover.src = url;
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})
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} else {
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$cover.src = book.cover;
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}
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});
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rendition.on("rendered", function(section){
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var nextSection = section.next();
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var prevSection = section.prev();
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if(nextSection) {
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next.textContent = "›";
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} else {
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next.textContent = "";
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}
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if(prevSection) {
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prev.textContent = "‹";
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} else {
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prev.textContent = "";
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}
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});
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rendition.on("relocated", function(location){
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var current = book.navigation.get(location.href);
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if (current) {
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title.textContent = current.label;
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}
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console.log(location);
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});
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window.addEventListener("unload", function () {
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this.book.destroy();
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});
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</script>
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</body>
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</html>
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