openmedialibrary_reader/epub.js/reader.js
2015-03-08 01:11:19 +05:30

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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 = $("#viewer");
var search = window.location.search;
var parameters;
this.settings = _.defaults(_options || {}, {
bookPath : bookPath,
restore : true,
reload : false,
bookmarks : null,
annotations : null,
contained : null,
bookKey : null,
styles : null,
sidebarReflow: false,
generatePagination: false,
history: true
});
// Overide options with search parameters
if(search) {
parameters = search.slice(1).split("&");
parameters.forEach(function(p){
var split = p.split("=");
var name = split[0];
var value = split[1] || '';
reader.settings[name] = value;
});
}
this.setBookKey(this.settings.bookPath); //-- This could be username + path or any unique string
if(this.settings.restore && this.isSaved()) {
this.applySavedSettings();
}
this.settings.styles = this.settings.styles || {
fontSize : "100%"
};
this.book = book = new EPUBJS.Book({
bookPath: this.settings.bookPath,
restore: this.settings.restore,
reload: this.settings.reload,
contained: this.settings.contained,
bookKey: this.settings.bookKey,
styles: this.settings.styles
});
if(this.settings.previousLocationCfi) {
book.gotoCfi(this.settings.previousLocationCfi);
}
this.offline = false;
this.sidebarOpen = false;
if(!this.settings.bookmarks) {
this.settings.bookmarks = [];
}
if(!this.settings.annotations) {
this.settings.annotations = [];
}
if(this.settings.generatePagination) {
book.generatePagination($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 = "note-"+EPUBJS.core.uuid();
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();
}
});
// book.on("book:atStart", function(){
// $prev.addClass("disabled");
// });
//
// book.on("book:atEnd", function(){
// $next.addClass("disabled");
// });
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