mirror of
https://github.com/futurepress/epub.js.git
synced 2025-10-03 14:59:18 +02:00
140 lines
3.8 KiB
HTML
140 lines
3.8 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 Continuous Spreads Example</title>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/jszip/3.1.5/jszip.min.js"></script>
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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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<select id="toc"></select>
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<div id="viewer" class="spreads"></div>
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<div id="prev" class="arrow">‹</div>
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<div id="next" class="arrow">›</div>
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<script>
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var params = URLSearchParams && new URLSearchParams(document.location.search.substring(1));
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var url = params && params.get("url") && decodeURIComponent(params.get("url"));
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var currentSectionIndex = (params && params.get("loc")) ? params.get("loc") : undefined;
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// Load the opf
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window.book = ePub(url || "https://s3.amazonaws.com/moby-dick/moby-dick.epub");
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var rendition = book.renderTo("viewer", {
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manager: "continuous",
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flow: "paginated",
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width: "100%",
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height: 600
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});
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var displayed = rendition.display(currentSectionIndex);
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displayed.then(function(renderer){
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// -- do stuff
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});
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// Navigation loaded
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book.loaded.navigation.then(function(toc){
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// console.log(toc);
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});
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book.ready.then(() => {
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var next = document.getElementById("next");
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next.addEventListener("click", function(e){
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book.package.metadata.direction === "rtl" ? rendition.prev() : 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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book.package.metadata.direction === "rtl" ? rendition.next() : 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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book.package.metadata.direction === "rtl" ? rendition.next() : 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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book.package.metadata.direction === "rtl" ? rendition.prev() : 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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});
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rendition.on("selected", function(range) {
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console.log("selected", range);
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});
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rendition.on("layout", function(layout) {
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let viewer = document.getElementById("viewer");
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if (layout.spread) {
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viewer.classList.remove('single');
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} else {
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viewer.classList.add('single');
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}
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});
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rendition.on("relocated", function(location){
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console.log(location);
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var next = book.package.metadata.direction === "rtl" ? document.getElementById("prev") : document.getElementById("next");
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var prev = book.package.metadata.direction === "rtl" ? document.getElementById("next") : document.getElementById("prev");
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if (location.atEnd) {
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next.style.visibility = "hidden";
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} else {
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next.style.visibility = "visible";
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}
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if (location.atStart) {
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prev.style.visibility = "hidden";
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} else {
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prev.style.visibility = "visible";
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}
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});
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book.loaded.navigation.then(function(toc){
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var $select = document.getElementById("toc"),
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docfrag = document.createDocumentFragment();
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toc.forEach(function(chapter) {
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var option = document.createElement("option");
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option.textContent = chapter.label;
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option.ref = chapter.href;
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docfrag.appendChild(option);
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});
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$select.appendChild(docfrag);
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$select.onchange = function(){
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var index = $select.selectedIndex,
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url = $select.options[index].ref;
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rendition.display(url);
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return false;
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};
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});
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</script>
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</body>
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</html>
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