epub.js/demo/js/reader.min.js

EPUBJS.reader={},EPUBJS.reader.plugins={},function(a){var b=a.ePubReader||{},c=a.ePubReader=function(a,b){return new EPUBJS.Reader(a,b)};_.extend(c,{noConflict:function(){return a.ePubReader=b,this}}),"function"==typeof define&&define.amd?define(function(){return Reader}):"undefined"!=typeof module&&module.exports&&(module.exports=c)}(window,jQuery),EPUBJS.Reader=function(a,b){var c,d,e=this;this.settings=_.defaults(b||{},{restore:!0,reload:!1,bookmarks:null,contained:null,bookKey:null,styles:null,sidebarReflow:!1,generatePagination:!1}),this.setBookKey(a),this.settings.restore&&this.isSaved()&&this.applySavedSettings(),this.settings.styles=this.settings.styles||{fontSize:"100%"},this.book=c=new EPUBJS.Book({bookPath:a,restore:this.settings.restore,reload:this.settings.reload,contained:this.settings.contained,bookKey:this.settings.bookKey,styles:this.settings.styles}),this.settings.previousLocationCfi&&c.gotoCfi(this.settings.previousLocationCfi),this.offline=!1,this.sidebarOpen=!1,this.settings.bookmarks||(this.settings.bookmarks=[]),this.settings.generatePagination&&c.generatePagination(1076,588),c.renderTo("viewer"),e.ReaderController=EPUBJS.reader.ReaderController.call(e,c),e.SettingsController=EPUBJS.reader.SettingsController.call(e,c),e.ControlsController=EPUBJS.reader.ControlsController.call(e,c),e.SidebarController=EPUBJS.reader.SidebarController.call(e,c),e.BookmarksController=EPUBJS.reader.BookmarksController.call(e,c);for(d in EPUBJS.reader.plugins)EPUBJS.reader.plugins.hasOwnProperty(d)&&(e[d]=EPUBJS.reader.plugins[d].call(e,c));return c.ready.all.then(function(){e.ReaderController.hideLoader()}),c.getMetadata().then(function(a){e.MetaController=EPUBJS.reader.MetaController.call(e,a)}),c.getToc().then(function(a){e.TocController=EPUBJS.reader.TocController.call(e,a)}),window.addEventListener("beforeunload",this.unload.bind(this),!1),document.addEventListener("keydown",this.adjustFontSize.bind(this),!1),c.on("renderer:keydown",this.adjustFontSize.bind(this)),c.on("renderer:keydown",e.ReaderController.arrowKeys.bind(this)),this},EPUBJS.Reader.prototype.adjustFontSize=function(a){var b,c=2,d=187,e=189,f=48,g=a.ctrlKey||a.metaKey;this.settings.styles&&(this.settings.styles.fontSize||(this.settings.styles.fontSize="100%"),b=parseInt(this.settings.styles.fontSize.slice(0,-1)),g&&a.keyCode==d&&(a.preventDefault(),this.book.setStyle("fontSize",b+c+"%")),g&&a.keyCode==e&&(a.preventDefault(),this.book.setStyle("fontSize",b-c+"%")),g&&a.keyCode==f&&(a.preventDefault(),this.book.setStyle("fontSize","100%")))},EPUBJS.Reader.prototype.addBookmark=function(a){var b=this.isBookmarked(a);b>-1||(this.settings.bookmarks.push(a),this.trigger("reader:bookmarked",a))},EPUBJS.Reader.prototype.removeBookmark=function(a){var b=this.isBookmarked(a);-1!==b&&(delete this.settings.bookmarks[b],this.trigger("reader:unbookmarked",b))},EPUBJS.Reader.prototype.isBookmarked=function(a){var b=this.settings.bookmarks;return b.indexOf(a)},EPUBJS.Reader.prototype.clearBookmarks=function(){this.settings.bookmarks=[]},EPUBJS.Reader.prototype.setBookKey=function(a){return this.settings.bookKey||(this.settings.bookKey="epubjsreader:"+EPUBJS.VERSION+":"+window.location.host+":"+a),this.settings.bookKey},EPUBJS.Reader.prototype.isSaved=function(){var a=localStorage.getItem(this.settings.bookKey);return localStorage&&null!==a?!0:!1},EPUBJS.Reader.prototype.removeSavedSettings=function(){localStorage.removeItem(this.settings.bookKey)},EPUBJS.Reader.prototype.applySavedSettings=function(){var a=JSON.parse(localStorage.getItem(this.settings.bookKey));return a?(this.settings=_.defaults(this.settings,a),!0):!1},EPUBJS.Reader.prototype.saveSettings=function(){this.book&&(this.settings.previousLocationCfi=this.book.getCurrentLocationCfi()),localStorage.setItem(this.settings.bookKey,JSON.stringify(this.settings))},EPUBJS.Reader.prototype.unload=function(){this.settings.restore&&this.saveSettings()},RSVP.EventTarget.mixin(EPUBJS.Reader.prototype),EPUBJS.reader.BookmarksController=function(){var a=this.book,b=$("#bookmarksView"),c=b.find("#bookmarks"),d=document.createDocumentFragment(),e=function(){b.show()},f=function(){b.hide()},g=0,h=function(b){var c=document.createElement("li"),d=document.createElement("a");return c.id="bookmark-"+g,c.classList.add("list_item"),d.textContent=b,d.href=b,d.classList.add("bookmark_link"),d.addEventListener("click",function(b){var c=this.getAttribute("href");a.gotoCfi(c),b.preventDefault()},!1),c.appendChild(d),g++,c};return this.settings.bookmarks.forEach(function(a){var b=h(a);d.appendChild(b)}),c.append(d),this.on("reader:bookmarked",function(a){var b=h(a);c.append(b)}),this.on("reader:unbookmarked",function(a){var b=$("#bookmark-"+a);b.remove()}),{show:e,hide:f}},EPUBJS.reader.ControlsController=function(a){var b=this,c=($("#store"),$("#fullscreen")),d=($("#fullscreenicon"),$("#cancelfullscreenicon"),$("#slider")),e=($("#main"),$("#sidebar"),$("#setting")),f=$("#bookmark"),g=function(){b.offline=!1},h=function(){b.offline=!0},i=!1;return a.on("book:online",g),a.on("book:offline",h),d.on("click",function(){b.sidebarOpen?(b.SidebarController.hide(),d.addClass("icon-menu"),d.removeClass("icon-right")):(b.SidebarController.show(),d.addClass("icon-right"),d.removeClass("icon-menu"))}),c.on("click",function(){screenfull.toggle($("#container")[0])}),screenfull&&document.addEventListener(screenfull.raw.fullscreenchange,function(){i=screenfull.isFullscreen,i?c.addClass("icon-resize-small").removeClass("icon-resize-full"):c.addClass("icon-resize-full").removeClass("icon-resize-small")}),e.on("click",function(){b.SettingsController.show()}),f.on("click",function(){var a=b.book.getCurrentLocationCfi(),c=b.isBookmarked(a);-1===c?(b.addBookmark(a),f.addClass("icon-bookmark").removeClass("icon-bookmark-empty")):(b.removeBookmark(a),f.removeClass("icon-bookmark").addClass("icon-bookmark-empty"))}),a.on("renderer:locationChanged",function(a){var c=b.isBookmarked(a);-1===c?f.removeClass("icon-bookmark").addClass("icon-bookmark-empty"):f.addClass("icon-bookmark").removeClass("icon-bookmark-empty")}),a.on("book:pageChanged",function(a){console.log("page",a.page,a.percentage)}),{}},EPUBJS.reader.MetaController=function(a){var b=a.bookTitle,c=a.creator,d=$("#book-title"),e=$("#chapter-title"),f=$("#title-seperator");document.title=b+" – "+c,d.html(b),e.html(c),f.show()},EPUBJS.reader.ReaderController=function(a){var b=$("#main"),c=$("#divider"),d=$("#loader"),e=$("#next"),f=$("#prev"),g=this,h=function(){g.settings.sidebarReflow?b.removeClass("single"):b.removeClass("closed")},i=function(){g.settings.sidebarReflow?b.addClass("single"):b.addClass("closed")},j=function(){d.show(),m()},k=function(){d.hide()},l=function(){c.addClass("show")},m=function(){c.removeClass("show")},n=!1,o=function(b){37==b.keyCode&&(a.prevPage(),f.addClass("active"),n=!0,setTimeout(function(){n=!1,f.removeClass("active")},100),b.preventDefault()),39==b.keyCode&&(a.nextPage(),e.addClass("active"),n=!0,setTimeout(function(){n=!1,e.removeClass("active")},100),b.preventDefault())};return document.addEventListener("keydown",o,!1),e.on("click",function(b){a.nextPage(),b.preventDefault()}),f.on("click",function(b){a.prevPage(),b.preventDefault()}),a.on("renderer:spreads",function(a){a?l():m()}),{slideOut:i,slideIn:h,showLoader:j,hideLoader:k,showDivider:l,hideDivider:m,arrowKeys:o}},EPUBJS.reader.SettingsController=function(){var a=(this.book,this),b=$("#settings-modal"),c=$(".overlay"),d=function(){b.addClass("md-show")},e=function(){b.removeClass("md-show")},f=$("#sidebarReflow");return f.on("click",function(){a.settings.sidebarReflow=!a.settings.sidebarReflow}),b.find(".closer").on("click",function(){e()}),c.on("click",function(){e()}),{show:d,hide:e}},EPUBJS.reader.SidebarController=function(){var a=this,b=$("#sidebar"),c=$("#panels"),d="Toc",e=function(b){var e=b+"Controller";d!=b&&"undefined"!=typeof a[e]&&(a[d+"Controller"].hide(),a[e].show(),d=b,c.find(".active").removeClass("active"),c.find("#show-"+b).addClass("active"))},f=function(){return d},g=function(){a.sidebarOpen=!0,a.ReaderController.slideOut(),b.addClass("open")},h=function(){a.sidebarOpen=!1,a.ReaderController.slideIn(),b.removeClass("open")};return c.find(".show_view").on("click",function(a){var b=$(this).data("view");e(b),a.preventDefault()}),{show:g,hide:h,getActivePanel:f,changePanelTo:e}},EPUBJS.reader.TocController=function(a){var b=this.book,c=$("#tocView"),d=document.createDocumentFragment(),e=!1,f=function(a,b){var c=document.createElement("ul");return b||(b=1),a.forEach(function(a){var d=document.createElement("li"),e=document.createElement("a");toggle=document.createElement("a");var g;d.id="toc-"+a.id,d.classList.add("list_item"),e.textContent=a.label,e.href=a.href,e.classList.add("toc_link"),d.appendChild(e),a.subitems.length>0&&(b++,g=f(a.subitems,b),toggle.classList.add("toc_toggle"),d.insertBefore(toggle,e),d.appendChild(g)),c.appendChild(d)}),c},g=function(){c.show()},h=function(){c.hide()},i=function(a){{var b=a.id,d=c.find("#toc-"+b),f=c.find(".currentChapter");c.find(".openChapter")}d.length&&(d!=f&&d.has(e).length>0&&f.removeClass("currentChapter"),d.addClass("currentChapter"),d.parents("li").addClass("openChapter"))};b.on("renderer:chapterDisplayed",i);var j=f(a);return d.appendChild(j),c.append(d),c.find(".toc_link").on("click",function(a){var d=this.getAttribute("href");a.preventDefault(),b.goto(d),c.find(".currentChapter").addClass("openChapter").removeClass("currentChapter"),$(this).parent("li").addClass("currentChapter")}),c.find(".toc_toggle").on("click",function(a){var b=$(this).parent("li"),c=b.hasClass("openChapter");a.preventDefault(),c?b.removeClass("openChapter"):b.addClass("openChapter")}),{show:g,hide:h}};