Team:Newcastle/turn.js

/* turn.js 4.1.0 | Copyright (c) 2012 Emmanuel Garcia | turnjs.com | turnjs.com/license.txt */

(function(f){function J(a,b,c){if(!c[0]||"object"==typeof c[0])return b.init.apply(a,c);if(b[c[0]])return b[c[0]].apply(a,Array.prototype.slice.call(c,1));throw q(c[0]+" is not a method or property");}function l(a,b,c,d){return{css:{position:"absolute",top:a,left:b,overflow:d||"hidden",zIndex:c||"auto"}}}function S(a,b,c,d,e){var h=1-e,f=h*h*h,g=e*e*e;return j(Math.round(f*a.x+3*e*h*h*b.x+3*e*e*h*c.x+g*d.x),Math.round(f*a.y+3*e*h*h*b.y+3*e*e*h*c.y+g*d.y))}function j(a,b){return{x:a,y:b}}function F(a, b,c){return z&&c?" translate3d("+a+"px,"+b+"px, 0px) ":" translate("+a+"px, "+b+"px) "}function G(a){return" rotate("+a+"deg) "}function n(a,b){return Object.prototype.hasOwnProperty.call(b,a)}function T(){for(var a=["Moz","Webkit","Khtml","O","ms"],b=a.length,c="";b--;)a[b]+"Transform"in document.body.style&&(c="-"+a[b].toLowerCase()+"-");return c}function P(a,b,c,d,e){var h,f=[];if("-webkit-"==w){for(h=0;h<e;h++)f.push("color-stop("+d[h][0]+", 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d=this.data(),e=this.children(),a=f.extend({width:this.width(),height:this.height(),direction:this.attr("dir")||this.css("direction")||"ltr"},X,a);d.opts=a;d.pageObjs={};d.pages={};d.pageWrap={};d.pageZoom={};d.pagePlace={};d.pageMv=[];d.zoom=1;d.totalPages=a.pages||0;d.eventHandlers={touchStart:f.proxy(g._touchStart,this),touchMove:f.proxy(g._touchMove,this),touchEnd:f.proxy(g._touchEnd,this), start:f.proxy(g._eventStart,this)};if(a.when)for(c in a.when)n(c,a.when)&&this.bind(c,a.when[c]);this.css({position:"relative",width:a.width,height:a.height});this.turn("display",a.display);""!==a.direction&&this.turn("direction",a.direction);z&&(!u&&a.acceleration)&&this.transform(F(0,0,!0));for(c=0;c<e.length;c++)"1"!=f(e[c]).attr("ignore")&&this.turn("addPage",e[c],++b);f(this).bind(r.down,d.eventHandlers.touchStart).bind("end",g._eventEnd).bind("pressed",g._eventPressed).bind("released",g._eventReleased).bind("flip", g._flip);f(this).parent().bind("start",d.eventHandlers.start);f(document).bind(r.move,d.eventHandlers.touchMove).bind(r.up,d.eventHandlers.touchEnd);this.turn("page",a.page);d.done=!0;return this},addPage:function(a,b){var c,d=!1,e=this.data(),h=e.totalPages+1;if(e.destroying)return!1;if(c=/\bp([0-9]+)\b/.exec(f(a).attr("class")))b=parseInt(c[1],10);if(b)if(b==h)d=!0;else{if(b>h)throw q('Page "'+b+'" cannot be inserted');}else b=h,d=!0;1<=b&&b<=h&&(c="double"==e.display?b%2?" odd":" even":"",e.done&& this.turn("stop"),b in e.pageObjs&&g._movePages.call(this,b,1),d&&(e.totalPages=h),e.pageObjs[b]=f(a).css({"float":"left"}).addClass("page p"+b+c),-1!=navigator.userAgent.indexOf("MSIE 9.0")&&e.pageObjs[b].hasClass("hard")&&e.pageObjs[b].removeClass("hard"),g._addPage.call(this,b),g._removeFromDOM.call(this));return this},_addPage:function(a){var b=this.data(),c=b.pageObjs[a];if(c)if(g._necessPage.call(this,a)){if(!b.pageWrap[a]){b.pageWrap[a]=f("<div/>",{"class":"page-wrapper",page:a,css:{position:"absolute", overflow:"hidden"}});this.append(b.pageWrap[a]);b.pagePlace[a]||(b.pagePlace[a]=a,b.pageObjs[a].appendTo(b.pageWrap[a]));var d=g._pageSize.call(this,a,!0);c.css({width:d.width,height:d.height});b.pageWrap[a].css(d)}b.pagePlace[a]==a&&g._makeFlip.call(this,a)}else b.pagePlace[a]=0,b.pageObjs[a]&&b.pageObjs[a].remove()},hasPage:function(a){return n(a,this.data().pageObjs)},center:function(a){var b=this.data(),c=f(this).turn("size"),d=0;b.noCenter||("double"==b.display&&(a=this.turn("view",a||b.tpage|| b.page),"ltr"==b.direction?a[0]?a[1]||(d+=c.width/4):d-=c.width/4:a[0]?a[1]||(d-=c.width/4):d+=c.width/4),f(this).css({marginLeft:d}));return this},destroy:function(){var a=this,b=this.data(),c="end first flip last pressed released start turning turned zooming missing".split(" 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b.zoom},_pageSize:function(a,b){var c=this.data(),d={};if("single"==c.display)d.width=this.width(),d.height=this.height(),b&&(d.top=0,d.left=0,d.right="auto");else{var e=this.width()/2,h=this.height();c.pageObjs[a].hasClass("own-size")?(d.width=c.pageObjs[a].width(),d.height= c.pageObjs[a].height()):(d.width=e,d.height=h);if(b){var f=a%2;d.top=(h-d.height)/2;"ltr"==c.direction?(d[f?"right":"left"]=e-d.width,d[f?"left":"right"]="auto"):(d[f?"left":"right"]=e-d.width,d[f?"right":"left"]="auto")}}return d},_makeFlip:function(a){var b=this.data();if(!b.pages[a]&&b.pagePlace[a]==a){var c="single"==b.display,d=a%2;b.pages[a]=b.pageObjs[a].css(g._pageSize.call(this,a)).flip({page:a,next:d||c?a+1:a-1,turn:this}).flip("disable",b.disabled);g._setPageLoc.call(this,a);b.pageZoom[a]= b.zoom}return b.pages[a]},_makeRange:function(){var a,b;if(!(1>this.data().totalPages)){b=this.turn("range");for(a=b[0];a<=b[1];a++)g._addPage.call(this,a)}},range:function(a){var b,c,d,e=this.data(),a=a||e.tpage||e.page||1;d=g._view.call(this,a);if(1>a||a>e.totalPages)throw q('"'+a+'" is not a valid page');d[1]=d[1]||d[0];1<=d[0]&&d[1]<=e.totalPages?(a=Math.floor(2),e.totalPages-d[1]>d[0]?(b=Math.min(d[0]-1,a),c=2*a-b):(c=Math.min(e.totalPages-d[1],a),b=2*a-c)):c=b=5;return[Math.max(1,d[0]-b),Math.min(e.totalPages, d[1]+c)]},_necessPage:function(a){if(0===a)return!0;var b=this.turn("range");return this.data().pageObjs[a].hasClass("fixed")||a>=b[0]&&a<=b[1]},_removeFromDOM:function(){var a,b=this.data();for(a in b.pageWrap)n(a,b.pageWrap)&&!g._necessPage.call(this,a)&&g._removePageFromDOM.call(this,a)},_removePageFromDOM:function(a){var b=this.data();if(b.pages[a]){var c=b.pages[a].data();i._moveFoldingPage.call(b.pages[a],!1);c.f&&c.f.fwrapper&&c.f.fwrapper.remove();b.pages[a].removeData();b.pages[a].remove(); delete b.pages[a]}b.pageObjs[a]&&b.pageObjs[a].remove();b.pageWrap[a]&&(b.pageWrap[a].remove(),delete b.pageWrap[a]);g._removeMv.call(this,a);delete 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e.pagePlace[a],delete e.pageZoom[a],delete e.pageObjs[a],delete e.pageWrap[a]))};if(0<b)for(c=e.totalPages;c>=a;c--)f(c);else for(c=a;c<=e.totalPages;c++)f(c)},display:function(a){var b=this.data(),c=b.display;if(void 0===a)return c;if(-1==f.inArray(a,V))throw q('"'+a+'" is not a value for display');switch(a){case "single":b.pageObjs[0]||(this.turn("stop").css({overflow:"hidden"}), b.pageObjs[0]=f("<div />",{"class":"page p-temporal"}).css({width:this.width(),height:this.height()}).appendTo(this));this.addClass("shadow");break;case "double":b.pageObjs[0]&&(this.turn("stop").css({overflow:""}),b.pageObjs[0].remove(),delete b.pageObjs[0]),this.removeClass("shadow")}b.display=a;c&&(a=this.turn("size"),g._movePages.call(this,1,0),this.turn("size",a.width,a.height).turn("update"));return this},direction:function(a){var b=this.data();if(void 0===a)return b.direction;a=a.toLowerCase(); if(-1==f.inArray(a,W))throw q('"'+a+'" is not a value for 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(d=g._pageSize.call(this,c,!0),e.pageObjs[c].css({width:d.width,height:d.height}),e.pageWrap[c].css(d),e.pages[c]&&e.pages[c].css({width:d.width,height:d.height}));this.turn("resize");return this},resize:function(){var a,b=this.data();b.pages[0]&&(b.pageWrap[0].css({left:-this.width()}),b.pages[0].flip("resize",!0));for(a=1;a<=b.totalPages;a++)b.pages[a]&&b.pages[a].flip("resize",!0);g._updateShadow.call(this);b.opts.autoCenter&&this.turn("center")},_removeMv:function(a){var b,c=this.data();for(b= 0;b<c.pageMv.length;b++)if(c.pageMv[b]==a)return c.pageMv.splice(b,1),!0;return!1},_addMv:function(a){var b=this.data();g._removeMv.call(this,a);b.pageMv.push(a)},_view:function(a){var b=this.data(),a=a||b.page;return"double"==b.display?a%2?[a-1,a]:[a,a+1]:[a]},view:function(a){var b=this.data(),a=g._view.call(this,a);return"double"==b.display?[0<a[0]?a[0]:0,a[1]<=b.totalPages?a[1]:0]:[0<a[0]&&a[0]<=b.totalPages?a[0]:0]},stop:function(a,b){if(this.turn("animating")){var c,d,e,h=this.data();h.tpage&& (h.page=h.tpage,delete h.tpage);for(c=0;c<h.pageMv.length;c++)h.pageMv[c]&&h.pageMv[c]!==a&&(e=h.pages[h.pageMv[c]],d=e.data().f.opts,e.flip("hideFoldedPage",b),b||i._moveFoldingPage.call(e,!1),d.force&&(d.next=0===d.page%2?d.page-1:d.page+1,delete d.force))}this.turn("update");return this},pages:function(a){var b=this.data();if(a){if(a<b.totalPages)for(var c=b.totalPages;c>a;c--)this.turn("removePage",c);b.totalPages=a;g._fitPage.call(this,b.page);return this}return b.totalPages},_missing:function(a){var b= this.data();if(!(1>b.totalPages)){for(var c=this.turn("range",a),d=[],a=c[0];a<=c[1];a++)b.pageObjs[a]||d.push(a);0<d.length&&this.trigger("missing",[d])}},_fitPage:function(a){var b=this.data(),c=this.turn("view",a);g._missing.call(this,a);if(b.pageObjs[a]){b.page=a;this.turn("stop");for(var d=0;d<c.length;d++)c[d]&&b.pageZoom[c[d]]!=b.zoom&&(this.trigger("zoomed",[c[d],c,b.pageZoom[c[d]],b.zoom]),b.pageZoom[c[d]]=b.zoom);g._removeFromDOM.call(this);g._makeRange.call(this);g._updateShadow.call(this); this.trigger("turned",[a,c]);this.turn("update");b.opts.autoCenter&&this.turn("center")}},_turnPage:function(a){var b,c,d=this.data(),e=d.pagePlace[a],h=this.turn("view"),i=this.turn("view",a);if(d.page!=a){var j=d.page;if("prevented"==t("turning",this,[a,i])){j==d.page&&-1!=f.inArray(e,d.pageMv)&&d.pages[e].flip("hideFoldedPage",!0);return}-1!=f.inArray(1,i)&&this.trigger("first");-1!=f.inArray(d.totalPages,i)&&this.trigger("last")}"single"==d.display?(b=h[0],c=i[0]):h[1]&&a>h[1]?(b=h[1],c=i[0]): h[0]&&a<h[0]&&(b=h[0],c=i[1]);e=d.opts.turnCorners.split(",");h=d.pages[b].data().f;i=h.opts;j=h.point;g._missing.call(this,a);d.pageObjs[a]&&(this.turn("stop"),d.page=a,g._makeRange.call(this),d.tpage=c,i.next!=c&&(i.next=c,i.force=!0),this.turn("update"),h.point=j,"hard"==h.effect?"ltr"==d.direction?d.pages[b].flip("turnPage",a>b?"r":"l"):d.pages[b].flip("turnPage",a>b?"l":"r"):"ltr"==d.direction?d.pages[b].flip("turnPage",e[a>b?1:0]):d.pages[b].flip("turnPage",e[a>b?0:1]))},page:function(a){var b= this.data();if(void 0===a)return b.page;if(!b.disabled&&!b.destroying){a=parseInt(a,10);if(0<a&&a<=b.totalPages)return a!=b.page&&(!b.done||-1!=f.inArray(a,this.turn("view"))?g._fitPage.call(this,a):g._turnPage.call(this,a)),this;throw q("The page "+a+" does not exist");}},next:function(){return this.turn("page",Math.min(this.data().totalPages,g._view.call(this,this.data().page).pop()+1))},previous:function(){return this.turn("page",Math.max(1,g._view.call(this,this.data().page).shift()-1))},peel:function(a, b){var c=this.data(),d=this.turn("view"),b=void 0===b?!0:!0===b;!1===a?this.turn("stop",null,b):"single"==c.display?c.pages[c.page].flip("peel",a,b):(d="ltr"==c.direction?-1!=a.indexOf("l")?d[0]:d[1]:-1!=a.indexOf("l")?d[1]:d[0],c.pages[d]&&c.pages[d].flip("peel",a,b));return this},_addMotionPage:function(){var a=f(this).data().f.opts,b=a.turn;b.data();g._addMv.call(b,a.page)},_eventStart:function(a,b,c){var d=b.turn.data(),e=d.pageZoom[b.page];a.isDefaultPrevented()||(e&&e!=d.zoom&&(b.turn.trigger("zoomed", [b.page,b.turn.turn("view",b.page),e,d.zoom]),d.pageZoom[b.page]=d.zoom),"single"==d.display&&c&&("l"==c.charAt(1)&&"ltr"==d.direction||"r"==c.charAt(1)&&"rtl"==d.direction?(b.next=b.next<b.page?b.next:b.page-1,b.force=!0):b.next=b.next>b.page?b.next:b.page+1),g._addMotionPage.call(a.target));g._updateShadow.call(b.turn)},_eventEnd:function(a,b,c){f(a.target).data();var a=b.turn,d=a.data();if(c){if(c=d.tpage||d.page,c==b.next||c==b.page)delete d.tpage,g._fitPage.call(a,c||b.next,!0)}else g._removeMv.call(a, b.page),g._updateShadow.call(a),a.turn("update")},_eventPressed:function(a){var a=f(a.target).data().f,b=a.opts.turn;b.data().mouseAction=!0;b.turn("update");return a.time=(new Date).getTime()},_eventReleased:function(a,b){var c;c=f(a.target);var d=c.data().f,e=d.opts.turn,h=e.data();c="single"==h.display?"br"==b.corner||"tr"==b.corner?b.x<c.width()/2:b.x>c.width()/2:0>b.x||b.x>c.width();if(200>(new Date).getTime()-d.time||c)a.preventDefault(),g._turnPage.call(e,d.opts.next);h.mouseAction=!1},_flip:function(a){a.stopPropagation(); a=f(a.target).data().f.opts;a.turn.trigger("turn",[a.next]);a.turn.data().opts.autoCenter&&a.turn.turn("center",a.next)},_touchStart:function(){var a=this.data(),b;for(b in a.pages)if(n(b,a.pages)&&!1===i._eventStart.apply(a.pages[b],arguments))return!1},_touchMove:function(){var a=this.data(),b;for(b in a.pages)n(b,a.pages)&&i._eventMove.apply(a.pages[b],arguments)},_touchEnd:function(){var a=this.data(),b;for(b in a.pages)n(b,a.pages)&&i._eventEnd.apply(a.pages[b],arguments)},calculateZ:function(a){var b, c,d,e,h=this,f=this.data();b=this.turn("view");var i=b[0]||b[1],g=a.length-1,j={pageZ:{},partZ:{},pageV:{}},k=function(a){a=h.turn("view",a);a[0]&&(j.pageV[a[0]]=!0);a[1]&&(j.pageV[a[1]]=!0)};for(b=0;b<=g;b++)c=a[b],d=f.pages[c].data().f.opts.next,e=f.pagePlace[c],k(c),k(d),c=f.pagePlace[d]==d?d:c,j.pageZ[c]=f.totalPages-Math.abs(i-c),j.partZ[e]=2*f.totalPages-g+b;return j},update:function(){var a,b=this.data();if(this.turn("animating")&&0!==b.pageMv[0]){var c,d=this.turn("calculateZ",b.pageMv),e= this.turn("corner"),h=this.turn("view"),i=this.turn("view",b.tpage);for(a in b.pageWrap)if(n(a,b.pageWrap)&&(c=b.pageObjs[a].hasClass("fixed"),b.pageWrap[a].css({display:d.pageV[a]||c?"":"none",zIndex:(b.pageObjs[a].hasClass("hard")?d.partZ[a]:d.pageZ[a])||(c?-1:0)}),c=b.pages[a]))c.flip("z",d.partZ[a]||null),d.pageV[a]&&c.flip("resize"),b.tpage?c.flip("hover",!1).flip("disable",-1==f.inArray(parseInt(a,10),b.pageMv)&&a!=i[0]&&a!=i[1]):c.flip("hover",!1===e).flip("disable",a!=h[0]&&a!=h[1])}else for(a in b.pageWrap)n(a, b.pageWrap)&&(d=g._setPageLoc.call(this,a),b.pages[a]&&b.pages[a].flip("disable",b.disabled||1!=d).flip("hover",!0).flip("z",null));return this},_updateShadow:function(){var a,b,c=this.data(),d=this.width(),e=this.height(),h="single"==c.display?d:d/2;a=this.turn("view");c.shadow||(c.shadow=f("<div />",{"class":"shadow",css:l(0,0,0).css}).appendTo(this));for(var i=0;i<c.pageMv.length&&a[0]&&a[1];i++)a=this.turn("view",c.pages[c.pageMv[i]].data().f.opts.next),b=this.turn("view",c.pageMv[i]),a[0]=a[0]&& b[0],a[1]=a[1]&&b[1];switch(a[0]?a[1]?3:"ltr"==c.direction?2:1:"ltr"==c.direction?1:2){case 1:c.shadow.css({width:h,height:e,top:0,left:h});break;case 2:c.shadow.css({width:h,height:e,top:0,left:0});break;case 3:c.shadow.css({width:d,height:e,top:0,left:0})}},_setPageLoc:function(a){var b=this.data(),c=this.turn("view"),d=0;if(a==c[0]||a==c[1])d=1;else if("single"==b.display&&a==c[0]+1||"double"==b.display&&a==c[0]-2||a==c[1]+2)d=2;if(!this.turn("animating"))switch(d){case 1:b.pageWrap[a].css({zIndex:b.totalPages, display:""});break;case 2:b.pageWrap[a].css({zIndex:b.totalPages-1,display:""});break;case 0:b.pageWrap[a].css({zIndex:0,display:b.pageObjs[a].hasClass("fixed")?"":"none"})}return d},options:function(a){if(void 0===a)return this.data().opts;var b=this.data();f.extend(b.opts,a);a.pages&&this.turn("pages",a.pages);a.page&&this.turn("page",a.page);a.display&&this.turn("display",a.display);a.direction&&this.turn("direction",a.direction);a.width&&a.height&&this.turn("size",a.width,a.height);if(a.when)for(var c in a.when)n(c, a.when)&&this.unbind(c).bind(c,a.when[c]);return this},version:function(){return"4.1.0"}},i={init:function(a){this.data({f:{disabled:!1,hover:!1,effect:this.hasClass("hard")?"hard":"sheet"}});this.flip("options",a);i._addPageWrapper.call(this);return this},setData:function(a){var b=this.data();b.f=f.extend(b.f,a);return this},options:function(a){var b=this.data().f;return a?(i.setData.call(this,{opts:f.extend({},b.opts||Y,a)}),this):b.opts},z:function(a){var b=this.data().f;b.opts["z-index"]=a;b.fwrapper&& b.fwrapper.css({zIndex:a||parseInt(b.parent.css("z-index"),10)||0});return this},_cAllowed:function(){var a=this.data().f,b=a.opts.page,c=a.opts.turn.data(),d=b%2;return"hard"==a.effect?"ltr"==c.direction?[d?"r":"l"]:[d?"l":"r"]:"single"==c.display?1==b?"ltr"==c.direction?p.forward:p.backward:b==c.totalPages?"ltr"==c.direction?p.backward:p.forward:p.all:"ltr"==c.direction?p[d?"forward":"backward"]:p[d?"backward":"forward"]},_cornerActivated:function(a){var b=this.data().f,c=this.width(),d=this.height(), a={x:a.x,y:a.y,corner:""},e=b.opts.cornerSize;if(0>=a.x||0>=a.y||a.x>=c||a.y>=d)return!1;var h=i._cAllowed.call(this);switch(b.effect){case "hard":if(a.x>c-e)a.corner="r";else if(a.x<e)a.corner="l";else return!1;break;case "sheet":if(a.y<e)a.corner+="t";else if(a.y>=d-e)a.corner+="b";else return!1;if(a.x<=e)a.corner+="l";else if(a.x>=c-e)a.corner+="r";else return!1}return!a.corner||-1==f.inArray(a.corner,h)?!1:a},_isIArea:function(a){var b=this.data().f.parent.offset(),a=u&&a.originalEvent?a.originalEvent.touches[0]: a;return i._cornerActivated.call(this,{x:a.pageX-b.left,y:a.pageY-b.top})},_c:function(a,b){b=b||0;switch(a){case "tl":return j(b,b);case "tr":return j(this.width()-b,b);case "bl":return j(b,this.height()-b);case "br":return j(this.width()-b,this.height()-b);case "l":return j(b,0);case "r":return j(this.width()-b,0)}},_c2:function(a){switch(a){case "tl":return j(2*this.width(),0);case "tr":return j(-this.width(),0);case "bl":return j(2*this.width(),this.height());case "br":return j(-this.width(), this.height());case "l":return j(2*this.width(),0);case "r":return j(-this.width(),0)}},_foldingPage:function(){var a=this.data().f;if(a){var b=a.opts;if(b.turn)return a=b.turn.data(),"single"==a.display?1<b.next||1<b.page?a.pageObjs[0]:null:a.pageObjs[b.next]}},_backGradient:function(){var a=this.data().f,b=a.opts.turn.data();if((b=b.opts.gradients&&("single"==b.display||2!=a.opts.page&&a.opts.page!=b.totalPages-1))&&!a.bshadow)a.bshadow=f("<div/>",l(0,0,1)).css({position:"",width:this.width(),height:this.height()}).appendTo(a.parent); return b},type:function(){return this.data().f.effect},resize:function(a){var b=this.data().f,c=b.opts.turn.data(),d=this.width(),e=this.height();switch(b.effect){case "hard":a&&(b.wrapper.css({width:d,height:e}),b.fpage.css({width:d,height:e}),c.opts.gradients&&(b.ashadow.css({width:d,height:e}),b.bshadow.css({width:d,height:e})));break;case "sheet":a&&(a=Math.round(Math.sqrt(Math.pow(d,2)+Math.pow(e,2))),b.wrapper.css({width:a,height:a}),b.fwrapper.css({width:a,height:a}).children(":first-child").css({width:d, height:e}),b.fpage.css({width:d,height:e}),c.opts.gradients&&b.ashadow.css({width:d,height:e}),i._backGradient.call(this)&&b.bshadow.css({width:d,height:e})),b.parent.is(":visible")&&(c=D(b.parent[0]),b.fwrapper.css({top:c.top,left:c.left}),c=D(b.opts.turn[0]),b.fparent.css({top:-c.top,left:-c.left})),this.flip("z",b.opts["z-index"])}},_addPageWrapper:function(){var a=this.data().f,b=a.opts.turn.data(),c=this.parent();a.parent=c;if(!a.wrapper)switch(a.effect){case "hard":var d={};d[w+"transform-style"]= "preserve-3d";d[w+"backface-visibility"]="hidden";a.wrapper=f("<div/>",l(0,0,2)).css(d).appendTo(c).prepend(this);a.fpage=f("<div/>",l(0,0,1)).css(d).appendTo(c);b.opts.gradients&&(a.ashadow=f("<div/>",l(0,0,0)).hide().appendTo(c),a.bshadow=f("<div/>",l(0,0,0)));break;case "sheet":var d=this.width(),e=this.height();Math.round(Math.sqrt(Math.pow(d,2)+Math.pow(e,2)));a.fparent=a.opts.turn.data().fparent;a.fparent||(d=f("<div/>",{css:{"pointer-events":"none"}}).hide(),d.data().flips=0,d.css(l(0,0,"auto", "visible").css).appendTo(a.opts.turn),a.opts.turn.data().fparent=d,a.fparent=d);this.css({position:"absolute",top:0,left:0,bottom:"auto",right:"auto"});a.wrapper=f("<div/>",l(0,0,this.css("z-index"))).appendTo(c).prepend(this);a.fwrapper=f("<div/>",l(c.offset().top,c.offset().left)).hide().appendTo(a.fparent);a.fpage=f("<div/>",l(0,0,0,"visible")).css({cursor:"default"}).appendTo(a.fwrapper);b.opts.gradients&&(a.ashadow=f("<div/>",l(0,0,1)).appendTo(a.fpage));i.setData.call(this,a)}i.resize.call(this, !0)},_fold:function(a){var b=this.data().f,c=b.opts.turn.data(),d=i._c.call(this,a.corner),e=this.width(),h=this.height();switch(b.effect){case "hard":a.x="l"==a.corner?Math.min(Math.max(a.x,0),2*e):Math.max(Math.min(a.x,e),-e);var f,g,s,x,k,n=c.totalPages,l=b.opts["z-index"]||n,q={overflow:"visible"},p=d.x?(d.x-a.x)/e:a.x/e,r=90*p,t=90>r;switch(a.corner){case "l":x="0% 50%";k="100% 50%";t?(f=0,g=0<b.opts.next-1,s=1):(f="100%",g=b.opts.page+1<n,s=0);break;case "r":x="100% 50%",k="0% 50%",r=-r,e=-e, t?(f=0,g=b.opts.next+1<n,s=0):(f="-100%",g=1!=b.opts.page,s=1)}q[w+"perspective-origin"]=k;b.wrapper.transform("rotateY("+r+"deg)translate3d(0px, 0px, "+(this.attr("depth")||0)+"px)",k);b.fpage.transform("translateX("+e+"px) rotateY("+(180+r)+"deg)",x);b.parent.css(q);t?(p=-p+1,b.wrapper.css({zIndex:l+1}),b.fpage.css({zIndex:l})):(p-=1,b.wrapper.css({zIndex:l}),b.fpage.css({zIndex:l+1}));c.opts.gradients&&(g?b.ashadow.css({display:"",left:f,backgroundColor:"rgba(0,0,0,"+0.5*p+")"}).transform("rotateY(0deg)"): b.ashadow.hide(),b.bshadow.css({opacity:-p+1}),t?b.bshadow.parent()[0]!=b.wrapper[0]&&b.bshadow.appendTo(b.wrapper):b.bshadow.parent()[0]!=b.fpage[0]&&b.bshadow.appendTo(b.fpage),P(b.bshadow,j(100*s,0),j(100*(-s+1),0),[[0,"rgba(0,0,0,0.3)"],[1,"rgba(0,0,0,0)"]],2));break;case "sheet":var u=this,H=0,z,A,B,M,y,N,D,v=j(0,0),Q=j(0,0),m=j(0,0),J=i._foldingPage.call(this);Math.tan(0);var O=c.opts.acceleration,R=b.wrapper.height(),E="t"==a.corner.substr(0,1),C="l"==a.corner.substr(1,1),I=function(){var b= j(0,0),f=j(0,0);b.x=d.x?d.x-a.x:a.x;b.y=U?d.y?d.y-a.y:a.y:0;f.x=C?e-b.x/2:a.x+b.x/2;f.y=b.y/2;var g=L-Math.atan2(b.y,b.x),k=g-Math.atan2(f.y,f.x),k=Math.max(0,Math.sin(k)*Math.sqrt(Math.pow(f.x,2)+Math.pow(f.y,2)));H=180*(g/K);m=j(k*Math.sin(g),k*Math.cos(g));if(g>L&&(m.x+=Math.abs(m.y*b.y/b.x),m.y=0,Math.round(m.x*Math.tan(K-g))<h))return a.y=Math.sqrt(Math.pow(h,2)+2*f.x*b.x),E&&(a.y=h-a.y),I();g>L&&(b=K-g,f=R-h/Math.sin(b),v=j(Math.round(f*Math.cos(b)),Math.round(f*Math.sin(b))),C&&(v.x=-v.x), E&&(v.y=-v.y));z=Math.round(m.y/Math.tan(g)+m.x);b=e-z;f=b*Math.cos(2*g);k=b*Math.sin(2*g);Q=j(Math.round(C?b-f:z+f),Math.round(E?k:h-k));c.opts.gradients&&(y=b*Math.sin(g),b=i._c2.call(u,a.corner),b=Math.sqrt(Math.pow(b.x-a.x,2)+Math.pow(b.y-a.y,2))/e,D=Math.sin(L*(1<b?2-b:b)),N=Math.min(b,1),M=100<y?(y-100)/y:0,A=j(100*(y*Math.sin(g)/e),100*(y*Math.cos(g)/h)),i._backGradient.call(u)&&(B=j(100*(1.2*y*Math.sin(g)/e),100*(1.2*y*Math.cos(g)/h)),C||(B.x=100-B.x),E||(B.y=100-B.y)));m.x=Math.round(m.x); m.y=Math.round(m.y);return!0};f=function(a,d,f,g){var k=["0","auto"],m=(e-R)*f[0]/100,l=(h-R)*f[1]/100,d={left:k[d[0]],top:k[d[1]],right:k[d[2]],bottom:k[d[3]]},k={},n=90!=g&&-90!=g?C?-1:1:0,s=f[0]+"% 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a.corner?e.point:i._c.call(this,a.corner,1);this.animatef({from:[d.x,d.y],to:[a.x,a.y],duration:500,frame:function(b){a.x=Math.round(b[0]);a.y=Math.round(b[1]);i._fold.call(g,a)}})}else i._fold.call(this,a),d.effect&&!d.effect.turning&&this.animatef(!1);if(!f)switch(e.effect){case "hard":e.visible=!0;i._moveFoldingPage.call(this,!0);e.fpage.show();e.opts.shadows&&e.bshadow.show();break;case "sheet":e.visible=!0,e.fparent.show().data().flips++,i._moveFoldingPage.call(this,!0),e.fwrapper.show(),e.bshadow&& e.bshadow.show()}return!0}return!1},hide:function(){var a=this.data().f,b=a.opts.turn.data(),c=i._foldingPage.call(this);switch(a.effect){case "hard":b.opts.gradients&&(a.bshadowLoc=0,a.bshadow.remove(),a.ashadow.hide());a.wrapper.transform("");a.fpage.hide();break;case "sheet":0===--a.fparent.data().flips&&a.fparent.hide(),this.css({left:0,top:0,right:"auto",bottom:"auto"}).transform(""),a.wrapper.transform(""),a.fwrapper.hide(),a.bshadow&&a.bshadow.hide(),c.transform("")}a.visible=!1;return this}, hideFoldedPage:function(a){var b=this.data().f;if(b.point){var c=this,d=b.point,e=function(){b.point=null;b.status="";c.flip("hide");c.trigger("end",[b.opts,!1])};if(a){var f=i._c.call(this,d.corner),a="t"==d.corner.substr(0,1)?Math.min(0,d.y-f.y)/2:Math.max(0,d.y-f.y)/2,g=j(d.x,d.y+a),l=j(f.x,f.y-a);this.animatef({from:0,to:1,frame:function(a){a=S(d,g,l,f,a);d.x=a.x;d.y=a.y;i._fold.call(c,d)},complete:e,duration:800,hiding:!0})}else this.animatef(!1),e()}},turnPage:function(a){var b=this,c=this.data().f, 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