78 lines
2.6 KiB
JavaScript
78 lines
2.6 KiB
JavaScript
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"use strict";
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var reader;
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var id = document.location.pathname.split('/')[1];
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var annotations = JSON.parse(localStorage[id + '.annotations'] || '[]')
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function saveAnnotations() {
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localStorage[id + '.annotations'] = JSON.stringify(annotations)
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}
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function getText(book, cfiRange, cb) {
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book.getRange(cfiRange).then(function (range) {
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var text;
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if (range) {
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text = range.toString();
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}
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cb(text)
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})
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}
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function onHighlightClicked(e) {
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console.log("highlight clicked", e.target.dataset.epubcfi);
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if(e.target.classList.contains('selected')) {
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e.target.classList.remove('selected')
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} else {
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document.querySelectorAll('.epubjs-hl.selected').forEach(function(other) {
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other.classList.remove('selected')
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})
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e.target.classList.add('selected')
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}
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}
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document.onreadystatechange = function () {
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if (document.readyState == "complete") {
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EPUBJS.filePath = "/static/epub.js/js/libs/";
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EPUBJS.cssPath = "/static/epub.js/css/";
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EPUBJS.core.addCss('/static/css/epub.css')
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// fileStorage.filePath = EPUBJS.filePath;
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reader = ePubReader(document.location.pathname.replace(/\/reader\//, '/epub/'), {
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restore: true
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});
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var rendition = reader.rendition,
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book = reader.book;
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annotations.forEach(function(a) {
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rendition.annotations.highlight(a.cfiRange, a.data || {}, onHighlightClicked);
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})
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reader.rendition.on('keydown', function(event) {
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if (event.key == 'Delete') {
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document.querySelectorAll('.epubjs-hl.selected').forEach(function(a) {
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annotations = annotations.filter(function(annotation) {
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return annotation.cfiRange != a.dataset.epubcfi
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})
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rendition.annotations.remove(a.dataset.epubcfi)
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saveAnnotations()
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})
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}
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})
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rendition.on("selected", function(cfiRange, contents) {
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getText(book, cfiRange, function(quote) {
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var data = {
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quote: quote
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}
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rendition.annotations.highlight(cfiRange, data, onHighlightClicked);
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annotations.push({
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cfiRange: cfiRange,
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data: data
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})
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saveAnnotations()
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document.querySelectorAll('.epubjs-hl.selected').forEach(function(other) {
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other.classList.remove('selected')
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})
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})
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contents.window.getSelection().removeAllRanges();
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});
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}
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};
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