openmedialibrary/static/epub.js/reader.js

1116 lines
25 KiB
JavaScript
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

EPUBJS.reader = {};
EPUBJS.reader.plugins = {}; //-- Attach extra Controllers as plugins (like search?)
(function(root, $) {
var previousReader = root.ePubReader || {};
var ePubReader = root.ePubReader = function(path, options) {
return new EPUBJS.Reader(path, options);
};
_.extend(ePubReader, {
noConflict : function() {
root.ePubReader = previousReader;
return this;
}
});
//exports to multiple environments
if (typeof define === 'function' && define.amd)
//AMD
define(function(){ return Reader; });
else if (typeof module != "undefined" && module.exports)
//Node
module.exports = ePubReader;
})(window, jQuery);
EPUBJS.Reader = function(bookPath, _options) {
var reader = this;
var book;
var plugin;
var $viewer = $("#viewer");
var search = window.location.search;
var parameters;
// Overide options with search parameters
if(search) {
parameters = search.slice(1).split("&");
parameters.forEach(function(p){
var split = p.split("=");
var name = split[0];
var value = split[1] || '';
_options[name] = value;
});
}
this.settings = _.defaults(_options || {}, {
bookPath : bookPath,
restore : true,
reload : false,
bookmarks : null,
annotations : null,
contained : null,
bookKey : null,
styles : null,
sidebarReflow: false,
generatePagination: false,
history: true
});
this.setBookKey(bookPath); //-- This could be username + path or any unique string
if(this.settings.restore && this.isSaved()) {
this.applySavedSettings();
}
this.settings.styles = this.settings.styles || {
fontSize : "100%"
};
this.book = book = new EPUBJS.Book({
bookPath: this.settings.bookPath,
restore: this.settings.restore,
reload: this.settings.reload,
contained: this.settings.contained,
bookKey: this.settings.bookKey,
styles: this.settings.styles
});
if(this.settings.previousLocationCfi) {
book.gotoCfi(this.settings.previousLocationCfi);
}
this.offline = false;
this.sidebarOpen = false;
if(!this.settings.bookmarks) {
this.settings.bookmarks = [];
}
if(!this.settings.annotations) {
this.settings.annotations = [];
}
if(this.settings.generatePagination) {
book.generatePagination($viewer.width(), $viewer.height());
}
book.renderTo("viewer");
reader.ReaderController = EPUBJS.reader.ReaderController.call(reader, book);
reader.SettingsController = EPUBJS.reader.SettingsController.call(reader, book);
reader.ControlsController = EPUBJS.reader.ControlsController.call(reader, book);
reader.SidebarController = EPUBJS.reader.SidebarController.call(reader, book);
reader.BookmarksController = EPUBJS.reader.BookmarksController.call(reader, book);
reader.NotesController = EPUBJS.reader.NotesController.call(reader, book);
// Call Plugins
for(plugin in EPUBJS.reader.plugins) {
if(EPUBJS.reader.plugins.hasOwnProperty(plugin)) {
reader[plugin] = EPUBJS.reader.plugins[plugin].call(reader, book);
}
}
book.ready.all.then(function() {
reader.ReaderController.hideLoader();
});
book.getMetadata().then(function(meta) {
reader.MetaController = EPUBJS.reader.MetaController.call(reader, meta);
});
book.getToc().then(function(toc) {
reader.TocController = EPUBJS.reader.TocController.call(reader, toc);
});
window.addEventListener("beforeunload", this.unload.bind(this), false);
window.addEventListener("hashchange", this.hashChanged.bind(this), false);
document.addEventListener('keydown', this.adjustFontSize.bind(this), false);
book.on("renderer:keydown", this.adjustFontSize.bind(this));
book.on("renderer:keydown", reader.ReaderController.arrowKeys.bind(this));
book.on("renderer:selected", this.selectedRange.bind(this));
return this;
};
EPUBJS.Reader.prototype.adjustFontSize = function(e) {
var fontSize;
var interval = 2;
var PLUS = 187;
var MINUS = 189;
var ZERO = 48;
var MOD = (e.ctrlKey || e.metaKey );
if(!this.settings.styles) return;
if(!this.settings.styles.fontSize) {
this.settings.styles.fontSize = "100%";
}
fontSize = parseInt(this.settings.styles.fontSize.slice(0, -1));
if(MOD && e.keyCode == PLUS) {
e.preventDefault();
this.book.setStyle("fontSize", (fontSize + interval) + "%");
}
if(MOD && e.keyCode == MINUS){
e.preventDefault();
this.book.setStyle("fontSize", (fontSize - interval) + "%");
}
if(MOD && e.keyCode == ZERO){
e.preventDefault();
this.book.setStyle("fontSize", "100%");
}
};
EPUBJS.Reader.prototype.addBookmark = function(cfi) {
var present = this.isBookmarked(cfi);
if(present > -1 ) return;
this.settings.bookmarks.push(cfi);
this.trigger("reader:bookmarked", cfi);
};
EPUBJS.Reader.prototype.removeBookmark = function(cfi) {
var bookmark = this.isBookmarked(cfi);
if( bookmark === -1 ) return;
delete this.settings.bookmarks[bookmark];
this.trigger("reader:unbookmarked", bookmark);
};
EPUBJS.Reader.prototype.isBookmarked = function(cfi) {
var bookmarks = this.settings.bookmarks;
return bookmarks.indexOf(cfi);
};
/*
EPUBJS.Reader.prototype.searchBookmarked = function(cfi) {
var bookmarks = this.settings.bookmarks,
len = bookmarks.length,
i;
for(i = 0; i < len; i++) {
if (bookmarks[i]['cfi'] === cfi) return i;
}
return -1;
};
*/
EPUBJS.Reader.prototype.clearBookmarks = function() {
this.settings.bookmarks = [];
};
//-- Notes
EPUBJS.Reader.prototype.addNote = function(note) {
this.settings.annotations.push(note);
};
EPUBJS.Reader.prototype.removeNote = function(note) {
var index = this.settings.annotations.indexOf(note);
if( index === -1 ) return;
delete this.settings.annotations[index];
};
EPUBJS.Reader.prototype.clearNotes = function() {
this.settings.annotations = [];
};
//-- Settings
EPUBJS.Reader.prototype.setBookKey = function(identifier){
if(!this.settings.bookKey) {
this.settings.bookKey = "epubjsreader:" + EPUBJS.VERSION + ":" + window.location.host + ":" + identifier;
}
return this.settings.bookKey;
};
//-- Checks if the book setting can be retrieved from localStorage
EPUBJS.Reader.prototype.isSaved = function(bookPath) {
var storedSettings;
if(!localStorage) {
return false;
}
storedSettings = localStorage.getItem(this.settings.bookKey);
if(storedSettings === null) {
return false;
} else {
return true;
}
};
EPUBJS.Reader.prototype.removeSavedSettings = function() {
if(!localStorage) {
return false;
}
localStorage.removeItem(this.settings.bookKey);
};
EPUBJS.Reader.prototype.applySavedSettings = function() {
var stored;
if(!localStorage) {
return false;
}
stored = JSON.parse(localStorage.getItem(this.settings.bookKey));
if(stored) {
this.settings = _.defaults(this.settings, stored);
return true;
} else {
return false;
}
};
EPUBJS.Reader.prototype.saveSettings = function(){
if(this.book) {
this.settings.previousLocationCfi = this.book.getCurrentLocationCfi();
}
if(!localStorage) {
return false;
}
localStorage.setItem(this.settings.bookKey, JSON.stringify(this.settings));
};
EPUBJS.Reader.prototype.unload = function(){
if(this.settings.restore && localStorage) {
this.saveSettings();
}
};
EPUBJS.Reader.prototype.hashChanged = function(){
var hash = window.location.hash.slice(1);
this.book.goto(hash);
};
EPUBJS.Reader.prototype.selectedRange = function(range){
var epubcfi = new EPUBJS.EpubCFI();
var cfi = epubcfi.generateCfiFromRangeAnchor(range, this.book.renderer.currentChapter.cfiBase);
var cfiFragment = "#"+cfi;
// Update the History Location
if(this.settings.history &&
window.location.hash != cfiFragment) {
// Add CFI fragment to the history
history.pushState({}, '', cfiFragment);
this.currentLocationCfi = cfi;
}
};
//-- Enable binding events to reader
RSVP.EventTarget.mixin(EPUBJS.Reader.prototype);
EPUBJS.reader.BookmarksController = function() {
var reader = this;
var book = this.book;
var $bookmarks = $("#bookmarksView"),
$list = $bookmarks.find("#bookmarks");
var docfrag = document.createDocumentFragment();
var show = function() {
$bookmarks.show();
};
var hide = function() {
$bookmarks.hide();
};
var counter = 0;
var createBookmarkItem = function(cfi) {
var listitem = document.createElement("li"),
link = document.createElement("a");
listitem.id = "bookmark-"+counter;
listitem.classList.add('list_item');
//-- TODO: Parse Cfi
link.textContent = cfi;
link.href = cfi;
link.classList.add('bookmark_link');
link.addEventListener("click", function(event){
var cfi = this.getAttribute('href');
book.gotoCfi(cfi);
event.preventDefault();
}, false);
listitem.appendChild(link);
counter++;
return listitem;
};
this.settings.bookmarks.forEach(function(cfi) {
var bookmark = createBookmarkItem(cfi);
docfrag.appendChild(bookmark);
});
$list.append(docfrag);
this.on("reader:bookmarked", function(cfi) {
var item = createBookmarkItem(cfi);
$list.append(item);
});
this.on("reader:unbookmarked", function(index) {
var $item = $("#bookmark-"+index);
$item.remove();
});
return {
"show" : show,
"hide" : hide
};
};
EPUBJS.reader.ControlsController = function(book) {
var reader = this;
var $store = $("#store"),
$fullscreen = $("#fullscreen"),
$fullscreenicon = $("#fullscreenicon"),
$cancelfullscreenicon = $("#cancelfullscreenicon"),
$slider = $("#slider"),
$main = $("#main"),
$sidebar = $("#sidebar"),
$settings = $("#setting"),
$bookmark = $("#bookmark");
var goOnline = function() {
reader.offline = false;
// $store.attr("src", $icon.data("save"));
};
var goOffline = function() {
reader.offline = true;
// $store.attr("src", $icon.data("saved"));
};
var fullscreen = false;
book.on("book:online", goOnline);
book.on("book:offline", goOffline);
$slider.on("click", function () {
if(reader.sidebarOpen) {
reader.SidebarController.hide();
$slider.addClass("icon-menu");
$slider.removeClass("icon-right");
} else {
reader.SidebarController.show();
$slider.addClass("icon-right");
$slider.removeClass("icon-menu");
}
});
$fullscreen.on("click", function() {
screenfull.toggle($('#container')[0]);
});
if(screenfull) {
document.addEventListener(screenfull.raw.fullscreenchange, function() {
fullscreen = screenfull.isFullscreen;
if(fullscreen) {
$fullscreen
.addClass("icon-resize-small")
.removeClass("icon-resize-full");
} else {
$fullscreen
.addClass("icon-resize-full")
.removeClass("icon-resize-small");
}
});
}
$settings.on("click", function() {
reader.SettingsController.show();
});
$bookmark.on("click", function() {
var cfi = reader.book.getCurrentLocationCfi();
var bookmarked = reader.isBookmarked(cfi);
if(bookmarked === -1) { //-- Add bookmark
reader.addBookmark(cfi);
$bookmark
.addClass("icon-bookmark")
.removeClass("icon-bookmark-empty");
} else { //-- Remove Bookmark
reader.removeBookmark(cfi);
$bookmark
.removeClass("icon-bookmark")
.addClass("icon-bookmark-empty");
}
});
book.on('renderer:locationChanged', function(cfi){
var cfiFragment = "#" + cfi;
//-- Check if bookmarked
var bookmarked = reader.isBookmarked(cfi);
if(bookmarked === -1) { //-- Not bookmarked
$bookmark
.removeClass("icon-bookmark")
.addClass("icon-bookmark-empty");
} else { //-- Bookmarked
$bookmark
.addClass("icon-bookmark")
.removeClass("icon-bookmark-empty");
}
reader.currentLocationCfi = cfi;
// Update the History Location
if(reader.settings.history &&
window.location.hash != cfiFragment) {
// Add CFI fragment to the history
history.pushState({}, '', cfiFragment);
}
});
book.on('book:pageChanged', function(location){
// console.log("page", location.page, location.percentage)
});
return {
};
};
EPUBJS.reader.MetaController = function(meta) {
var title = meta.bookTitle,
author = meta.creator;
var $title = $("#book-title"),
$author = $("#chapter-title"),
$dash = $("#title-seperator");
document.title = title+" – "+author;
$title.html(title);
$author.html(author);
$dash.show();
};
EPUBJS.reader.NotesController = function() {
var book = this.book;
var reader = this;
var $notesView = $("#notesView");
var $notes = $("#notes");
var $text = $("#note-text");
var $anchor = $("#note-anchor");
var annotations = reader.settings.annotations;
var renderer = book.renderer;
var popups = [];
var epubcfi = new EPUBJS.EpubCFI();
var show = function() {
$notesView.show();
};
var hide = function() {
$notesView.hide();
}
var insertAtPoint = function(e) {
var range;
var textNode;
var offset;
var doc = book.renderer.doc;
var cfi;
var annotation;
// standard
if (doc.caretPositionFromPoint) {
range = doc.caretPositionFromPoint(e.clientX, e.clientY);
textNode = range.offsetNode;
offset = range.offset;
// WebKit
} else if (doc.caretRangeFromPoint) {
range = doc.caretRangeFromPoint(e.clientX, e.clientY);
textNode = range.startContainer;
offset = range.startOffset;
}
if (textNode.nodeType !== 3) {
for (var i=0; i < textNode.childNodes.length; i++) {
if (textNode.childNodes[i].nodeType == 3) {
textNode = textNode.childNodes[i];
break;
}
}
}
// Find the end of the sentance
offset = textNode.textContent.indexOf(".", offset);
if(offset === -1){
offset = textNode.length; // Last item
} else {
offset += 1; // After the period
}
cfi = epubcfi.generateCfiFromTextNode(textNode, offset, book.renderer.currentChapter.cfiBase);
annotation = {
annotatedAt: new Date(),
anchor: cfi,
body: $text.val()
}
// add to list
reader.addNote(annotation);
// attach
addAnnotation(annotation);
placeMarker(annotation);
// clear
$text.val('');
$anchor.text("Attach");
$text.prop("disabled", false);
book.off("renderer:click", insertAtPoint);
};
var addAnnotation = function(annotation){
var note = document.createElement("li");
var link = document.createElement("a");
note.innerHTML = annotation.body;
// note.setAttribute("ref", annotation.anchor);
link.innerHTML = " context &#187;";
link.href = "#"+annotation.anchor;
link.onclick = function(){
book.gotoCfi(annotation.anchor);
return false;
};
note.appendChild(link);
$notes.append(note);
};
var placeMarker = function(annotation){
var doc = book.renderer.doc;
var marker = document.createElement("span");
var mark = document.createElement("a");
marker.classList.add("footnotesuperscript", "reader_generated");
marker.style.verticalAlign = "super";
marker.style.fontSize = ".75em";
marker.style.position = "relative";
marker.style.lineHeight = "1em";
mark.style.display = "inline-block";
mark.style.padding = "2px";
mark.style.backgroundColor = "#fffa96";
mark.style.borderRadius = "5px";
mark.style.cursor = "pointer";
marker.id = annotation.anchor;
mark.innerHTML = annotations.indexOf(annotation) + 1 + "[Reader]";
marker.appendChild(mark);
epubcfi.addMarker(annotation.anchor, doc, marker);
markerEvents(marker, annotation.body);
}
var markerEvents = function(item, txt){
var id = item.id;
var showPop = function(){
var poppos,
iheight = renderer.height,
iwidth = renderer.width,
tip,
pop,
maxHeight = 225,
itemRect,
left,
top,
pos;
//-- create a popup with endnote inside of it
if(!popups[id]) {
popups[id] = document.createElement("div");
popups[id].setAttribute("class", "popup");
pop_content = document.createElement("div");
popups[id].appendChild(pop_content);
pop_content.innerHTML = txt;
pop_content.setAttribute("class", "pop_content");
renderer.render.document.body.appendChild(popups[id]);
//-- TODO: will these leak memory? - Fred
popups[id].addEventListener("mouseover", onPop, false);
popups[id].addEventListener("mouseout", offPop, false);
//-- Add hide on page change
renderer.on("renderer:locationChanged", hidePop, this);
renderer.on("renderer:locationChanged", offPop, this);
// chapter.book.on("renderer:chapterDestroy", hidePop, this);
}
pop = popups[id];
//-- get location of item
itemRect = item.getBoundingClientRect();
left = itemRect.left;
top = itemRect.top;
//-- show the popup
pop.classList.add("show");
//-- locations of popup
popRect = pop.getBoundingClientRect();
//-- position the popup
pop.style.left = left - popRect.width / 2 + "px";
pop.style.top = top + "px";
//-- Adjust max height
if(maxHeight > iheight / 2.5) {
maxHeight = iheight / 2.5;
pop_content.style.maxHeight = maxHeight + "px";
}
//-- switch above / below
if(popRect.height + top >= iheight - 25) {
pop.style.top = top - popRect.height + "px";
pop.classList.add("above");
}else{
pop.classList.remove("above");
}
//-- switch left
if(left - popRect.width <= 0) {
pop.style.left = left + "px";
pop.classList.add("left");
}else{
pop.classList.remove("left");
}
//-- switch right
if(left + popRect.width / 2 >= iwidth) {
//-- TEMP MOVE: 300
pop.style.left = left - 300 + "px";
popRect = pop.getBoundingClientRect();
pop.style.left = left - popRect.width + "px";
//-- switch above / below again
if(popRect.height + top >= iheight - 25) {
pop.style.top = top - popRect.height + "px";
pop.classList.add("above");
}else{
pop.classList.remove("above");
}
pop.classList.add("right");
}else{
pop.classList.remove("right");
}
}
var onPop = function(){
popups[id].classList.add("on");
}
var offPop = function(){
popups[id].classList.remove("on");
}
var hidePop = function(){
setTimeout(function(){
popups[id].classList.remove("show");
}, 100);
}
var openSidebar = function(){
reader.ReaderController.slideOut();
show();
};
item.addEventListener("mouseover", showPop, false);
item.addEventListener("mouseout", hidePop, false);
item.addEventListener("click", openSidebar, false);
}
$anchor.on("click", function(e){
$anchor.text("Cancel");
$text.prop("disabled", "true");
// listen for selection
book.on("renderer:click", insertAtPoint);
});
annotations.forEach(function(note) {
addAnnotation(note);
});
renderer.registerHook("beforeChapterDisplay", function(callback, renderer){
var chapter = renderer.currentChapter;
annotations.forEach(function(note) {
var cfi = epubcfi.parse(note.anchor);
if(cfi.spinePos === chapter.spinePos) {
try {
placeMarker(note);
} catch(e) {
console.log("anchoring failed", note.anchor);
}
}
});
callback();
}, true);
return {
"show" : show,
"hide" : hide
};
};
EPUBJS.reader.ReaderController = function(book) {
var $main = $("#main"),
$divider = $("#divider"),
$loader = $("#loader"),
$next = $("#next"),
$prev = $("#prev");
var reader = this;
var book = this.book;
var slideIn = function() {
var currentPosition = book.getCurrentLocationCfi();
if (reader.settings.sidebarReflow){
$main.removeClass('single');
$main.one("transitionend", function(){
book.gotoCfi(currentPosition);
});
} else {
$main.removeClass("closed");
}
};
var slideOut = function() {
var currentPosition = book.getCurrentLocationCfi();
if (reader.settings.sidebarReflow){
$main.addClass('single');
$main.one("transitionend", function(){
book.gotoCfi(currentPosition);
});
} else {
$main.addClass("closed");
}
};
var showLoader = function() {
$loader.show();
hideDivider();
};
var hideLoader = function() {
$loader.hide();
//-- If the book is using spreads, show the divider
// if(book.settings.spreads) {
// showDivider();
// }
};
var showDivider = function() {
$divider.addClass("show");
};
var hideDivider = function() {
$divider.removeClass("show");
};
var keylock = false;
var arrowKeys = function(e) {
if(e.keyCode == 37) {
book.prevPage();
$prev.addClass("active");
keylock = true;
setTimeout(function(){
keylock = false;
$prev.removeClass("active");
}, 100);
e.preventDefault();
}
if(e.keyCode == 39) {
book.nextPage();
$next.addClass("active");
keylock = true;
setTimeout(function(){
keylock = false;
$next.removeClass("active");
}, 100);
e.preventDefault();
}
}
document.addEventListener('keydown', arrowKeys, false);
$next.on("click", function(e){
book.nextPage();
e.preventDefault();
});
$prev.on("click", function(e){
book.prevPage();
e.preventDefault();
});
book.on("renderer:spreads", function(bool){
if(bool) {
showDivider();
} else {
hideDivider();
}
});
return {
"slideOut" : slideOut,
"slideIn" : slideIn,
"showLoader" : showLoader,
"hideLoader" : hideLoader,
"showDivider" : showDivider,
"hideDivider" : hideDivider,
"arrowKeys" : arrowKeys
};
};
EPUBJS.reader.SettingsController = function() {
var book = this.book;
var reader = this;
var $settings = $("#settings-modal"),
$overlay = $(".overlay");
var show = function() {
$settings.addClass("md-show");
};
var hide = function() {
$settings.removeClass("md-show");
};
var $sidebarReflowSetting = $('#sidebarReflow');
$sidebarReflowSetting.on('click', function() {
reader.settings.sidebarReflow = !reader.settings.sidebarReflow;
});
$settings.find(".closer").on("click", function() {
hide();
});
$overlay.on("click", function() {
hide();
});
return {
"show" : show,
"hide" : hide
};
};
EPUBJS.reader.SidebarController = function(book) {
var reader = this;
var $sidebar = $("#sidebar"),
$panels = $("#panels");
var activePanel = "Toc";
var changePanelTo = function(viewName) {
var controllerName = viewName + "Controller";
if(activePanel == viewName || typeof reader[controllerName] === 'undefined' ) return;
reader[activePanel+ "Controller"].hide();
reader[controllerName].show();
activePanel = viewName;
$panels.find('.active').removeClass("active");
$panels.find("#show-" + viewName ).addClass("active");
};
var getActivePanel = function() {
return activePanel;
};
var show = function() {
reader.sidebarOpen = true;
reader.ReaderController.slideOut();
$sidebar.addClass("open");
}
var hide = function() {
reader.sidebarOpen = false;
reader.ReaderController.slideIn();
$sidebar.removeClass("open");
}
$panels.find(".show_view").on("click", function(event) {
var view = $(this).data("view");
changePanelTo(view);
event.preventDefault();
});
return {
'show' : show,
'hide' : hide,
'getActivePanel' : getActivePanel,
'changePanelTo' : changePanelTo
};
};
EPUBJS.reader.TocController = function(toc) {
var book = this.book;
var $list = $("#tocView"),
docfrag = document.createDocumentFragment();
var currentChapter = false;
var generateTocItems = function(toc, level) {
var container = document.createElement("ul");
if(!level) level = 1;
toc.forEach(function(chapter) {
var listitem = document.createElement("li"),
link = document.createElement("a");
toggle = document.createElement("a");
var subitems;
listitem.id = "toc-"+chapter.id;
listitem.classList.add('list_item');
link.textContent = chapter.label;
link.href = chapter.href;
link.classList.add('toc_link');
listitem.appendChild(link);
if(chapter.subitems.length > 0) {
level++;
subitems = generateTocItems(chapter.subitems, level);
toggle.classList.add('toc_toggle');
listitem.insertBefore(toggle, link);
listitem.appendChild(subitems);
}
container.appendChild(listitem);
});
return container;
};
var onShow = function() {
$list.show();
};
var onHide = function() {
$list.hide();
};
var chapterChange = function(e) {
var id = e.id,
$item = $list.find("#toc-"+id),
$current = $list.find(".currentChapter"),
$open = $list.find('.openChapter');
if($item.length){
if($item != $current && $item.has(currentChapter).length > 0) {
$current.removeClass("currentChapter");
}
$item.addClass("currentChapter");
// $open.removeClass("openChapter");
$item.parents('li').addClass("openChapter");
}
};
book.on('renderer:chapterDisplayed', chapterChange);
var tocitems = generateTocItems(toc);
docfrag.appendChild(tocitems);
$list.append(docfrag);
$list.find(".toc_link").on("click", function(event){
var url = this.getAttribute('href');
event.preventDefault();
//-- Provide the Book with the url to show
// The Url must be found in the books manifest
book.goto(url);
$list.find(".currentChapter")
.addClass("openChapter")
.removeClass("currentChapter");
$(this).parent('li').addClass("currentChapter");
});
$list.find(".toc_toggle").on("click", function(event){
var $el = $(this).parent('li'),
open = $el.hasClass("openChapter");
event.preventDefault();
if(open){
$el.removeClass("openChapter");
} else {
$el.addClass("openChapter");
}
});
return {
"show" : onShow,
"hide" : onHide
};
};
//# sourceMappingURL=reader.js.map