diff --git a/tests/unit/turn.unit.test.js b/tests/unit/turn.unit.test.js index 3aedf0f..13ac340 100644 --- a/tests/unit/turn.unit.test.js +++ b/tests/unit/turn.unit.test.js @@ -106,6 +106,66 @@ describe('turn.js jQuery plugin', () => { expect($book.turn('hasPage', 5)).toBe(false); }); + it('destroys a book, restores pages and removes turn.js state', () => { + const { $ } = fixture; + const $book = $('#book'); + + $book.data('externalValue', 'keep-me'); + $book.turn({ + width: 600, + height: 400, + display: 'double', + gradients: false, + acceleration: false + }); + + expect($book.find('.turn-page-wrapper').length).toBeGreaterThan(0); + expect($book.children('.page').length).toBe(0); + + $book.turn('destroy'); + + expect($book.data('externalValue')).toBe('keep-me'); + expect($book.data('opts')).toBeUndefined(); + expect($book.data('pages')).toBeUndefined(); + expect($book.find('.turn-page-wrapper').length).toBe(0); + expect($book.find('.turn-page').length).toBe(0); + expect($book.children('.page').length).toBe(4); + expect($book.children().map((_, el) => $(el).text()).get()).toEqual([ + 'Page 1', + 'Page 2', + 'Page 3', + 'Page 4' + ]); + expect($book.attr('style')).toBeUndefined(); + }); + + it('can initialize again after destroy', () => { + const { $ } = fixture; + const $book = $('#book'); + + $book.turn({ + width: 600, + height: 400, + display: 'double', + gradients: false, + acceleration: false + }); + + $book.turn('destroy'); + $book.turn({ + width: 320, + height: 240, + display: 'single', + gradients: false, + acceleration: false + }); + + expect($book.turn('size')).toEqual({ width: 320, height: 240 }); + expect($book.turn('display')).toBe('single'); + expect($book.turn('pages')).toBe(4); + expect($book.find('.turn-page-wrapper').length).toBeGreaterThan(0); + }); + it('registers internal handlers with event namespaces', () => { fixture.window.close(); fixture = createFixture(); diff --git a/turn.js b/turn.js index 38ad4af..d4f1c6d 100644 --- a/turn.js +++ b/turn.js @@ -248,8 +248,13 @@ turnMethods = { var i, data = this.data(), ch = this.children(); opts = $.extend({width: this.width(), height: this.height()}, turnOptions, opts); + data.turnOriginal = { + style: this.attr('style'), + 'class': this.attr('class') + }; data.opts = opts; data.pageObjs = {}; + data.pageDefaults = {}; data.pages = {}; data.pageWrap = {}; data.pagePlace = {}; @@ -279,29 +284,140 @@ turnMethods = { // Event listeners - $(this).on(events.start + turnEventNamespace, function(e) { - for (var page in data.pages) - if (has(page, data.pages) && flipMethods._eventStart.call(data.pages[page], e)===false) - return false; - }); - - $(document).on(events.move + turnEventNamespace, function(e) { - for (var page in data.pages) - if (has(page, data.pages)) - flipMethods._eventMove.call(data.pages[page], e); - }). - on(events.end + turnEventNamespace, function(e) { - for (var page in data.pages) - if (has(page, data.pages)) - flipMethods._eventEnd.call(data.pages[page], e); + data.eventHandlers = { + start: function(e) { + for (var page in data.pages) + if (has(page, data.pages) && flipMethods._eventStart.call(data.pages[page], e)===false) + return false; + }, + move: function(e) { + for (var page in data.pages) + if (has(page, data.pages)) + flipMethods._eventMove.call(data.pages[page], e); + }, + end: function(e) { + for (var page in data.pages) + if (has(page, data.pages)) + flipMethods._eventEnd.call(data.pages[page], e); - }); + } + }; + + $(this).on(events.start + turnEventNamespace, data.eventHandlers.start); + + $(document).on(events.move + turnEventNamespace, data.eventHandlers.move). + on(events.end + turnEventNamespace, data.eventHandlers.end); data.done = true; return this; }, + // Removes turn.js behavior and restores the original page elements + + destroy: function() { + + var page, original, + data = this.data(); + + if (!data.opts) + return this; + + if (data.done) + this.turn('stop'); + + this.off(turnEventNamespace); + + if (data.eventHandlers) { + this.off(events.start + turnEventNamespace, data.eventHandlers.start); + $(document). + off(events.move + turnEventNamespace, data.eventHandlers.move). + off(events.end + turnEventNamespace, data.eventHandlers.end); + } + + for (page in data.pageObjs) { + if (!has(page, data.pageObjs) || page==='0' || !data.pageObjs[page]) continue; + turnMethods._destroyPage.call(this, page); + this.append(data.pageObjs[page]); + } + + if (data.pageObjs[0]) + turnMethods._destroyPage.call(this, 0); + + if (data.fparent) + data.fparent.remove(); + + original = data.turnOriginal || {}; + + if (original.style===undefined) + this.removeAttr('style'); + else + this.attr('style', original.style); + + if (original['class']===undefined) + this.removeAttr('class'); + else + this.attr('class', original['class']); + + $.each(['opts', 'turnOriginal', 'pageDefaults', 'pages', 'pageObjs', 'pageWrap', + 'pagePlace', 'pageMv', 'totalPages', 'page', 'tpage', 'disabled', + 'done', 'display', 'fparent', 'eventHandlers'], function(i, key) { + this.removeData(key); + }.bind(this)); + + return this; + }, + + // Restores one page element and removes flip wrappers/state + + _destroyPage: function(page) { + + var data = this.data(), + pageObj = data.pageObjs[page], + pageData, + flipData, + original = data.pageDefaults && data.pageDefaults[page]; + + if (!pageObj) + return; + + pageData = pageObj.data(); + flipData = pageData && pageData.f; + + pageObj.off(turnFlipEventNamespace).animatef(false); + pageObj.detach(); + + if (flipData) { + if (flipData.fwrapper) + flipData.fwrapper.remove(); + if (flipData.wrapper) + flipData.wrapper.remove(); + } + + if (data.pageWrap[page]) + data.pageWrap[page].remove(); + + if (original) { + if (original.style===undefined) + pageObj.removeAttr('style'); + else + pageObj.attr('style', original.style); + + if (original['class']===undefined) + pageObj.removeAttr('class'); + else + pageObj.attr('class', original['class']); + } else { + pageObj.removeClass('turn-page p' + page + ' p-temporal'); + } + + pageObj.removeData('f').removeData('effect'); + + delete data.pages[page]; + delete data.pageWrap[page]; + delete data.pagePlace[page]; + }, + // Adds a page from external data addPage: function(element, page) { @@ -336,7 +452,12 @@ turnMethods = { data.totalPages = lastPage; // Add element - data.pageObjs[page] = $(element).addClass('turn-page p' + page); + data.pageObjs[page] = $(element); + data.pageDefaults[page] = { + style: data.pageObjs[page].attr('style'), + 'class': data.pageObjs[page].attr('class') + }; + data.pageObjs[page].addClass('turn-page p' + page); // Add page turnMethods._addPage.call(this, page); @@ -1926,6 +2047,8 @@ $.extend($.fn, { this.data(data); f(); } else { + if (data.effect && data.effect.handle) + clearInterval(data.effect.handle); delete data['effect']; } } diff --git a/turn.min.js b/turn.min.js index 55c380e..90c09ee 100644 --- a/turn.min.js +++ b/turn.min.js @@ -16,4 +16,4 @@ * benefit and not for any commercial purpose or for monetary gain. * **/ -!function(t){"use strict";var a,e="",r=Math.PI,i=r/2,s="ontouchstart"in window,n=s?{start:"touchstart",move:"touchmove",end:"touchend"}:{start:"mousedown",move:"mousemove",end:"mouseup"},o=".turn",p=".turnFlip",h={backward:["bl","tl"],forward:["br","tr"],all:["tl","bl","tr","br"]},l=["single","double"],g={page:1,gradients:!0,duration:600,acceleration:!0,display:"double",when:null},d={folding:null,corners:"forward",cornerSize:100,gradients:!0,duration:600,acceleration:!0},f={0:{top:0,left:0,right:"auto",bottom:"auto"},1:{top:0,right:0,left:"auto",bottom:"auto"}},c=function(t,a,e,r){return{css:{position:"absolute",top:t,left:a,overflow:r||"hidden","z-index":e||"auto"}}},u=function(t,a,e,r,i){var s=1-i,n=s*s*s,o=i*i*i;return v(Math.round(n*t.x+3*i*s*s*a.x+3*i*i*s*e.x+o*r.x),Math.round(n*t.y+3*i*s*s*a.y+3*i*i*s*e.y+o*r.y))},v=function(t,a){return{x:t,y:a}},w=function(t,e,r){return a&&r?" translate3d("+t+"px,"+e+"px, 0px) ":" translate("+t+"px, "+e+"px) "},x=function(t){return" rotate("+t+"deg) "},b=function(t,a){return Object.prototype.hasOwnProperty.call(a,t)},m=function(t,a,r,i,s){var n,o=[];if("-webkit-"==e){for(n=0;ns)throw new Error('It is impossible to add the page "'+e+'", the maximum value is: "'+s+'"')}else e=s,r=!0;return e>=1&&e<=s&&(i.done&&this.turn("stop"),e in i.pageObjs&&y._movePages.call(this,e,1),r&&(i.totalPages=s),i.pageObjs[e]=t(a).addClass("turn-page p"+e),y._addPage.call(this,e),i.done&&this.turn("update"),y._removeFromDOM.call(this)),this},_addPage:function(a){var e=this.data(),r=e.pageObjs[a];if(r)if(y._necessPage.call(this,a)){if(!e.pageWrap[a]){var i="double"==e.display?this.width()/2:this.width(),s=this.height();r.css({width:i,height:s}),e.pagePlace[a]=a,e.pageWrap[a]=t("
",{class:"turn-page-wrapper",page:a,css:{position:"absolute",overflow:"hidden",width:i,height:s}}).css(f["double"==e.display?a%2:0]),this.append(e.pageWrap[a]),e.pageWrap[a].prepend(e.pageObjs[a])}a&&1!=y._setPageLoc.call(this,a)||y._makeFlip.call(this,a)}else e.pagePlace[a]=0,e.pageObjs[a]&&e.pageObjs[a].remove()},hasPage:function(t){return t in this.data().pageObjs},_makeFlip:function(t){var a=this.data();if(!a.pages[t]&&a.pagePlace[t]==t){var e="single"==a.display,r=t%2;a.pages[t]=a.pageObjs[t].css({width:e?this.width():this.width()/2,height:this.height()}).flip({page:t,next:e&&t===a.totalPages?t-1:r||e?t+1:t-1,turn:this,duration:a.opts.duration,acceleration:a.opts.acceleration,corners:e?"all":r?"forward":"backward",backGradient:a.opts.gradients,frontGradient:a.opts.gradients}).flip("disable",a.disabled).on("pressed"+p,y._pressed).on("released"+p,y._released).on("start"+p,y._start).on("end"+p,y._end).on("flip"+p,y._flip)}return a.pages[t]},_makeRange:function(){this.data();var t,a=this.turn("range");for(t=a[0];t<=a[1];t++)y._addPage.call(this,t)},range:function(t){var a,e,r,i=this.data();t=t||i.tpage||i.page;var s=y._view.call(this,t);if(t<1||t>i.totalPages)throw new Error('"'+t+'" is not a page for range');return s[1]=s[1]||s[0],s[0]>=1&&s[1]<=i.totalPages?(a=Math.floor(2),i.totalPages-s[1]>s[0]?r=2*a-(e=Math.min(s[0]-1,a)):e=2*a-(r=Math.min(i.totalPages-s[1],a))):(e=5,r=5),[Math.max(1,s[0]-e),Math.min(i.totalPages,s[1]+r)]},_necessPage:function(t){if(0===t)return!0;var a=this.turn("range");return t>=a[0]&&t<=a[1]},_removeFromDOM:function(){var t,a=this.data();for(t in a.pageWrap)b(t,a.pageWrap)&&!y._necessPage.call(this,t)&&y._removePageFromDOM.call(this,t)},_removePageFromDOM:function(t){var a=this.data();if(a.pages[t]){var e=a.pages[t].data();e.f&&e.f.fwrapper&&e.f.fwrapper.remove(),a.pages[t].remove(),delete a.pages[t]}a.pageObjs[t]&&a.pageObjs[t].remove(),a.pageWrap[t]&&(a.pageWrap[t].remove(),delete a.pageWrap[t]),delete a.pagePlace[t]},removePage:function(t){var a=this.data();return a.pageObjs[t]&&(this.turn("stop"),y._removePageFromDOM.call(this,t),delete a.pageObjs[t],y._movePages.call(this,t,-1),a.totalPages=a.totalPages-1,y._makeRange.call(this),a.page>a.totalPages&&this.turn("page",a.totalPages)),this},_movePages:function(t,a){var e,r=this.data(),i="single"==r.display,s=function(t){var e=t+a,s=e%2;r.pageObjs[t]&&(r.pageObjs[e]=r.pageObjs[t].removeClass("page"+t).addClass("page"+e)),r.pagePlace[t]&&r.pageWrap[t]&&(r.pagePlace[e]=e,r.pageWrap[e]=r.pageWrap[t].css(f[i?0:s]).attr("page",e),r.pages[t]&&(r.pages[e]=r.pages[t].flip("options",{page:e,next:i||s?e+1:e-1,corners:i?"all":s?"forward":"backward"})),a&&(delete r.pages[t],delete r.pagePlace[t],delete r.pageObjs[t],delete r.pageWrap[t],delete r.pageObjs[t]))};if(a>0)for(e=r.totalPages;e>=t;e--)s(e);else for(e=t;e<=r.totalPages;e++)s(e)},display:function(a){var e=this.data(),r=e.display;if(a){if(-1==t.inArray(a,l))throw new Error('"'+a+'" is not a value for display');if("single"==a?e.pageObjs[0]||(this.turn("stop").css({overflow:"hidden"}),e.pageObjs[0]=t("
",{class:"turn-page p-temporal"}).css({width:this.width(),height:this.height()}).appendTo(this)):e.pageObjs[0]&&(this.turn("stop").css({overflow:""}),e.pageObjs[0].remove(),delete e.pageObjs[0]),e.display=a,r){var i=this.turn("size");y._movePages.call(this,1,0),this.turn("size",i.width,i.height).turn("update")}return this}return r},animating:function(){return this.data().pageMv.length>0},disable:function(a){var e,r=this.data(),i=this.turn("view");for(e in r.disabled=void 0===a||!0===a,r.pages)b(e,r.pages)&&r.pages[e].flip("disable",!!a&&t.inArray(e,i));return this},size:function(t,a){if(t&&a){var e,r=this.data(),i="double"==r.display?t/2:t;for(e in this.css({width:t,height:a}),r.pageObjs[0]&&r.pageObjs[0].css({width:i,height:a}),r.pageWrap)b(e,r.pageWrap)&&(r.pageObjs[e].css({width:i,height:a}),r.pageWrap[e].css({width:i,height:a}),r.pages[e]&&r.pages[e].css({width:i,height:a}));return this.turn("resize"),this}return{width:this.width(),height:this.height()}},resize:function(){var t,a=this.data();for(a.pages[0]&&(a.pageWrap[0].css({left:-this.width()}),a.pages[0].flip("resize",!0)),t=1;t<=a.totalPages;t++)a.pages[t]&&a.pages[t].flip("resize",!0)},_removeMv:function(t){var a,e=this.data();for(a=0;a0?e[0]:0,e[1]<=a.totalPages?e[1]:0]:[e[0]>0&&e[0]<=a.totalPages?e[0]:0]},stop:function(t){var a,e,r=this.data(),i=r.pageMv;for(a in r.pageMv=[],r.tpage&&(r.page=r.tpage,delete r.tpage),i)b(a,i)&&(e=r.pages[i[a]].data().f.opts,P._moveFoldingPage.call(r.pages[i[a]],null),r.pages[i[a]].flip("hideFoldedPage"),r.pagePlace[e.next]=e.next,e.force&&(e.next=e.page%2==0?e.page-1:e.page+1,delete e.force));return this.turn("update"),this},pages:function(t){var a=this.data();if(t){if(tt&&this.turn("page",t)}return a.totalPages=t,this}return a.totalPages},_fitPage:function(a,e){var r=this.data(),i=this.turn("view",a);r.page!=a&&(this.trigger("turning",[a,i]),-1!=t.inArray(1,i)&&this.trigger("first"),-1!=t.inArray(r.totalPages,i)&&this.trigger("last")),r.pageObjs[a]&&(r.tpage=a,this.turn("stop",e),y._removeFromDOM.call(this),y._makeRange.call(this),this.trigger("turned",[a,i]))},_turnPage:function(a){var e,r,i=this.data(),s=this.turn("view"),n=this.turn("view",a);if(i.page!=a&&(this.trigger("turning",[a,n]),-1!=t.inArray(1,n)&&this.trigger("first"),-1!=t.inArray(i.totalPages,n)&&this.trigger("last")),i.pageObjs[a]&&(i.tpage=a,this.turn("stop"),y._makeRange.call(this),"single"==i.display?(e=s[0],r=n[0]):s[1]&&a>s[1]?(e=s[1],r=n[0]):s[0]&&as[0]?"br":"bl"):i.pages[e].flip("turnPage")}},page:function(a){a=parseInt(a,10);var e=this.data();return a>0&&a<=e.totalPages?(e.done&&-1==t.inArray(a,this.turn("view"))?y._turnPage.call(this,a):y._fitPage.call(this,a),this):e.page},next:function(){var t=this.data();return this.turn("page",y._view.call(this,t.page).pop()+1)},previous:function(){var t=this.data();return this.turn("page",y._view.call(this,t.page).shift()-1)},_addMotionPage:function(){var a=t(this).data().f.opts,e=a.turn,r=e.data();a.pageMv=a.page,y._addMv.call(e,a.pageMv),r.pagePlace[a.next]=a.page,e.turn("update")},_start:function(a,e,r){var i=e.turn.data(),s=t.Event("start");if(a.stopPropagation(),e.turn.trigger(s,[e,r]),s.isDefaultPrevented())a.preventDefault();else{if("single"==i.display){var n="l"==r.charAt(1);1==e.page&&n||e.page==i.totalPages&&!n?a.preventDefault():n?(e.next=e.nexte.page?e.next:e.page+1}y._addMotionPage.call(this)}},_end:function(a,e){var r=t(this).data().f.opts,i=r.turn,s=i.data();a.stopPropagation(),e||s.tpage?s.tpage!=r.next&&s.tpage!=r.page||(delete s.tpage,y._fitPage.call(i,s.tpage||r.next,!0)):(y._removeMv.call(i,r.pageMv),i.turn("update"))},_pressed:function(){var a,e=t(this).data().f,r=e.opts.turn.data().pages;for(a in r)a!=e.opts.page&&r[a].flip("disable",!0);return e.time=(new Date).getTime()},_released:function(a,e){var r=t(this),i=r.data().f;a.stopPropagation(),((new Date).getTime()-i.time<200||e.x<0||e.x>t(this).width())&&(a.preventDefault(),i.opts.turn.data().tpage=i.opts.next,i.opts.turn.turn("update"),t(r).flip("turnPage"))},_flip:function(){var a=t(this).data().f.opts;a.turn.trigger("turn",[a.next])},calculateZ:function(t){var a,e,r,i,s,n=this,o=this.data(),p=this.turn("view"),h=p[0]||p[1],l={pageZ:{},partZ:{},pageV:{}},g=function(t){var a=n.turn("view",t);a[0]&&(l.pageV[a[0]]=!0),a[1]&&(l.pageV[a[1]]=!0)};for(a=0;a=i||o.y>=n)return!1;if(o.y=n-p))return!1;o.corner="b"}if(o.x<=p)o.corner+="l";else{if(!(o.x>=i-p))return!1;o.corner+="r"}return-1!=t.inArray(o.corner,h)&&o},_c:function(t,a){return{tl:v(a=a||0,a),tr:v(this.width()-a,a),bl:v(a,this.height()-a),br:v(this.width()-a,this.height()-a)}[t]},_c2:function(t){return{tl:v(2*this.width(),0),tr:v(-this.width(),0),bl:v(2*this.width(),this.height()),br:v(-this.width(),this.height())}[t]},_foldingPage:function(t){var a=this.data().f.opts;if(a.folding)return a.folding;if(a.turn){var e=a.turn.data();return"single"==e.display?e.pageObjs[a.next]?e.pageObjs[0]:null:e.pageObjs[a.next]}},_backGradient:function(){var a=this.data().f,e=a.opts.turn,r=a.opts.backGradient&&(!e||"single"==e.data().display||2!=a.opts.page&&a.opts.page!=e.data().totalPages-1);return r&&!a.bshadow&&(a.bshadow=t("
",c(0,0,1)).css({position:"",width:this.width(),height:this.height()}).appendTo(a.parent)),r},resize:function(t){var a=this.data().f,e=this.width(),r=this.height(),i=Math.round(Math.sqrt(Math.pow(e,2)+Math.pow(r,2)));t&&(a.wrapper.css({width:i,height:i}),a.fwrapper.css({width:i,height:i}).children(":first-child").css({width:e,height:r}),a.fpage.css({width:r,height:e}),a.opts.frontGradient&&a.ashadow.css({width:r,height:e}),P._backGradient.call(this)&&a.bshadow.css({width:e,height:r})),a.parent.is(":visible")&&(a.fwrapper.css({top:a.parent.offset().top,left:a.parent.offset().left}),a.opts.turn&&a.fparent.css({top:-a.opts.turn.offset().top,left:-a.opts.turn.offset().left})),this.flip("z",a.opts["z-index"])},_addPageWrapper:function(){var a=this.data().f,e=this.parent();if(!a.wrapper){this.css("left"),this.css("top");var r=this.width(),i=this.height();Math.round(Math.sqrt(Math.pow(r,2)+Math.pow(i,2)));if(a.parent=e,a.fparent=a.opts.turn?a.opts.turn.data().fparent:t("#turn-fwrappers"),!a.fparent){var s=t("
",{css:{"pointer-events":"none"}}).hide();s.data().flips=0,a.opts.turn?(s.css(c(-a.opts.turn.offset().top,-a.opts.turn.offset().left,"auto","visible").css).appendTo(a.opts.turn),a.opts.turn.data().fparent=s):s.css(c(0,0,"auto","visible").css).attr("id","turn-fwrappers").appendTo(t("body")),a.fparent=s}this.css({position:"absolute",top:0,left:0,bottom:"auto",right:"auto"}),a.wrapper=t("
",c(0,0,this.css("z-index"))).appendTo(e).prepend(this),a.fwrapper=t("
",c(e.offset().top,e.offset().left)).hide().appendTo(a.fparent),a.fpage=t("
",{css:{cursor:"default"}}).appendTo(t("
",c(0,0,0,"visible")).appendTo(a.fwrapper)),a.opts.frontGradient&&(a.ashadow=t("
",c(0,0,1)).appendTo(a.fpage)),P.setData.call(this,a),P.resize.call(this,!0)}},_fold:function(t){var a,e,s,n,o,p,h=this,l=0,g=0,d=v(0,0),f=v(0,0),c=v(0,0),u=this.width(),b=this.height(),y=P._foldingPage.call(this),M=(Math.tan(g),this.data().f),_=M.opts.acceleration,O=M.wrapper.height(),j=P._c.call(this,t.corner),W="t"==t.corner.substr(0,1),z="l"==t.corner.substr(1,1),k=function(){var w,x=v(j.x?j.x-t.x:t.x,j.y?j.y-t.y:t.y),m=Math.atan2(x.y,x.x);l=(g=i-m)/r*180,w=v(z?u-x.x/2:t.x+x.x/2,x.y/2);var y=g-Math.atan2(w.y,w.x),_=Math.max(0,Math.sin(y)*Math.sqrt(Math.pow(w.x,2)+Math.pow(w.y,2)));if(c=v(_*Math.sin(g),_*Math.cos(g)),g>i&&(c.x=c.x+Math.abs(c.y*Math.tan(m)),c.y=0,Math.round(c.x*Math.tan(r-g))i){var F=r-g,D=O-b/Math.sin(F);d=v(Math.round(D*Math.cos(F)),Math.round(D*Math.sin(F))),z&&(d.x=-d.x),W&&(d.y=-d.y)}a=Math.round(c.y/Math.tan(g)+c.x);var A=u-a,T=A*Math.cos(2*g),G=A*Math.sin(2*g);f=v(Math.round(z?A-T:a+T),Math.round(W?G:b-G)),o=A*Math.sin(g);var E=P._c2.call(h,t.corner),q=Math.sqrt(Math.pow(E.x-t.x,2)+Math.pow(E.y-t.y,2));return p=q100?(o-100)/o:0,e=v(o*Math.sin(i-g)/b*100,o*Math.cos(i-g)/u*100),W&&(e.y=100-e.y),z&&(e.x=100-e.x)),P._backGradient.call(h)&&(s=v(o*Math.sin(g)/u*100,o*Math.cos(g)/b*100),z||(s.x=100-s.x),W||(s.y=100-s.y)),c.x=Math.round(c.x),c.y=Math.round(c.y),!0},F=function(t,a,r,i){var o=["0","auto"],l=(u-O)*r[0]/100,g=(b-O)*r[1]/100,c={left:o[a[0]],top:o[a[1]],right:o[a[2]],bottom:o[a[3]]},y=90!=i&&-90!=i?z?-1:1:0;r=r[0]+"% "+r[1]+"%",h.css(c).transform(x(i)+w(t.x+y,t.y,_),r),M.fpage.parent().css(c),M.wrapper.transform(w(-t.x+l-y,-t.y+g,_)+x(-i),r),M.fwrapper.transform(w(-t.x+d.x+l,-t.y+d.y+g,_)+x(-i),r),M.fpage.parent().transform(x(i)+w(t.x+f.x-d.x,t.y+f.y-d.y,_),r),M.opts.frontGradient&&m(M.ashadow,v(z?100:0,W?100:0),v(e.x,e.y),[[n,"rgba(0,0,0,0)"],[.8*(1-n)+n,"rgba(0,0,0,"+.2*p+")"],[1,"rgba(255,255,255,"+.2*p+")"]],3),P._backGradient.call(h)&&m(M.bshadow,v(z?0:100,W?0:100),v(s.x,s.y),[[.8,"rgba(0,0,0,0)"],[1,"rgba(0,0,0,"+.3*p+")"],[1,"rgba(0,0,0,0)"]],3)};switch(t.corner){case"tl":t.x=Math.max(t.x,1),k(),F(c,[1,0,0,1],[100,0],l),M.fpage.transform(w(-b,-u,_)+x(90-2*l),"100% 100%"),y.transform(x(90)+w(0,-b,_),"0% 0%");break;case"tr":t.x=Math.min(t.x,u-1),k(),F(v(-c.x,c.y),[0,0,0,1],[0,0],-l),M.fpage.transform(w(0,-u,_)+x(2*l-90),"0% 100%"),y.transform(x(270)+w(-u,0,_),"0% 0%");break;case"bl":t.x=Math.max(t.x,1),k(),F(v(c.x,-c.y),[1,1,0,0],[100,100],-l),M.fpage.transform(w(-b,0,_)+x(2*l-90),"100% 0%"),y.transform(x(270)+w(-u,0,_),"0% 0%");break;case"br":t.x=Math.min(t.x,u-1),k(),F(v(-c.x,-c.y),[0,1,1,0],[0,100],l),M.fpage.transform(x(90-2*l),"0% 0%"),y.transform(x(90)+w(0,-b,_),"0% 0%")}M.point=t},_moveFoldingPage:function(t){var a=this.data().f,e=P._foldingPage.call(this);e&&(t?a.fpage.children()[a.ashadow?"1":"0"]||(P.setData.call(this,{backParent:e.parent()}),a.fpage.prepend(e)):a.backParent&&a.backParent.prepend(e))},_showFoldedPage:function(a,e){var r=P._foldingPage.call(this),i=this.data(),s=i.f;if(!s.point||s.point.corner!=a.corner){var n=t.Event("start");if(this.trigger(n,[s.opts,a.corner]),n.isDefaultPrevented())return!1}if(r){if(e){var o=this,p=s.point&&s.point.corner==a.corner?s.point:P._c.call(this,a.corner,1);this.animatef({from:[p.x,p.y],to:[a.x,a.y],duration:500,frame:function(t){a.x=Math.round(t[0]),a.y=Math.round(t[1]),P._fold.call(o,a)}})}else P._fold.call(this,a),i.effect&&!i.effect.turning&&this.animatef(!1);return s.fwrapper.is(":visible")||(s.fparent.show().data().flips++,P._moveFoldingPage.call(this,!0),s.fwrapper.show(),s.bshadow&&s.bshadow.show()),!0}return!1},hide:function(){var t=this.data().f,a=P._foldingPage.call(this);return 0===--t.fparent.data().flips&&t.fparent.hide(),this.css({left:0,top:0,right:"auto",bottom:"auto"}).transform("","0% 100%"),t.wrapper.transform("","0% 100%"),t.fwrapper.hide(),t.bshadow&&t.bshadow.hide(),a.transform("","0% 0%"),this},hideFoldedPage:function(t){var a=this.data().f;if(a.point){var e=this,r=a.point,i=function(){a.point=null,e.flip("hide"),e.trigger("end",[!1])};if(t){var s=P._c.call(this,r.corner),n="t"==r.corner.substr(0,1)?Math.min(0,r.y-s.y)/2:Math.max(0,r.y-s.y)/2,o=v(r.x,r.y+n),p=v(s.x,s.y-n);this.animatef({from:0,to:1,frame:function(t){var a=u(r,o,p,s,t);r.x=a.x,r.y=a.y,P._fold.call(e,r)},complete:i,duration:800,hiding:!0})}else this.animatef(!1),i()}},turnPage:function(t){var a=this,e=this.data().f;t={corner:e.corner?e.corner.corner:t||P._cAllowed.call(this)[0]};var r=e.point||P._c.call(this,t.corner,e.opts.turn?e.opts.turn.data().opts.elevation:0),i=P._c2.call(this,t.corner);this.trigger("flip").animatef({from:0,to:1,frame:function(e){var s=u(r,r,i,i,e);t.x=s.x,t.y=s.y,P._showFoldedPage.call(a,t)},complete:function(){a.trigger("end",[!0])},duration:e.opts.duration,turning:!0}),e.corner=null},moving:function(){return"effect"in this.data()},isTurning:function(){return this.flip("moving")&&this.data().effect.turning},_eventStart:function(t){var a=this.data().f;if(!a.disabled&&!this.flip("isTurning")){if(a.corner=P._cornerActivated.call(this,t),a.corner&&P._foldingPage.call(this,a.corner))return P._moveFoldingPage.call(this,!0),this.trigger("pressed",[a.point]),!1;a.corner=null}},_eventMove:function(t){var a=this.data().f;if(!a.disabled)if(t=s?t.originalEvent.touches:[t],a.corner){var e=a.parent.offset();a.corner.x=t[0].pageX-e.left,a.corner.y=t[0].pageY-e.top,P._showFoldedPage.call(this,a.corner)}else if(!this.data().effect&&this.is(":visible")){var r=P._cornerActivated.call(this,t[0]);if(r){var i=P._c.call(this,r.corner,a.opts.cornerSize/2);r.x=i.x,r.y=i.y,P._showFoldedPage.call(this,r,!0)}else P.hideFoldedPage.call(this,!0)}},_eventEnd:function(){var a=this.data().f;if(!a.disabled&&a.point){var e=t.Event("released");this.trigger(e,[a.point]),e.isDefaultPrevented()||P.hideFoldedPage.call(this,!0)}a.corner=null},disable:function(t){return P.setData.call(this,{disabled:t}),this}},M=function(t,a,e){if(e[0]&&"object"!=typeof e[0]){if(a[e[0]]&&"_"!=e[0].toString().substr(0,1))return a[e[0]].apply(t,Array.prototype.slice.call(e,1));throw e[0]+" is an invalid value"}return a.init.apply(t,e)};t.extend(t.fn,{flip:function(t,a){return M(this,P,arguments)},turn:function(t){return M(this,y,arguments)},transform:function(t,a){var r={};return a&&(r[e+"transform-origin"]=a),r[e+"transform"]=t,this.css(r)},animatef:function(t){var a=this.data();if(a.effect&&clearInterval(a.effect.handle),t){t.to.length||(t.to=[t.to]),t.from.length||(t.from=[t.from]),t.easing||(t.easing=function(t,a,e,r,i){return r*Math.sqrt(1-(a=a/i-1)*a)+e});var e,r=[],i=t.to.length,s=this,n=t.fps||30,o=-n,p=function(){var e,p=[];for(o=Math.min(t.duration,o+n),e=0;es)throw new Error('It is impossible to add the page "'+e+'", the maximum value is: "'+s+'"')}else e=s,r=!0;return e>=1&&e<=s&&(i.done&&this.turn("stop"),e in i.pageObjs&&x._movePages.call(this,e,1),r&&(i.totalPages=s),i.pageObjs[e]=t(a),i.pageDefaults[e]={style:i.pageObjs[e].attr("style"),class:i.pageObjs[e].attr("class")},i.pageObjs[e].addClass("turn-page p"+e),x._addPage.call(this,e),i.done&&this.turn("update"),x._removeFromDOM.call(this)),this},_addPage:function(a){var e=this.data(),r=e.pageObjs[a];if(r)if(x._necessPage.call(this,a)){if(!e.pageWrap[a]){var i="double"==e.display?this.width()/2:this.width(),s=this.height();r.css({width:i,height:s}),e.pagePlace[a]=a,e.pageWrap[a]=t("
",{class:"turn-page-wrapper",page:a,css:{position:"absolute",overflow:"hidden",width:i,height:s}}).css(f["double"==e.display?a%2:0]),this.append(e.pageWrap[a]),e.pageWrap[a].prepend(e.pageObjs[a])}a&&1!=x._setPageLoc.call(this,a)||x._makeFlip.call(this,a)}else e.pagePlace[a]=0,e.pageObjs[a]&&e.pageObjs[a].remove()},hasPage:function(t){return t in this.data().pageObjs},_makeFlip:function(t){var a=this.data();if(!a.pages[t]&&a.pagePlace[t]==t){var e="single"==a.display,r=t%2;a.pages[t]=a.pageObjs[t].css({width:e?this.width():this.width()/2,height:this.height()}).flip({page:t,next:e&&t===a.totalPages?t-1:r||e?t+1:t-1,turn:this,duration:a.opts.duration,acceleration:a.opts.acceleration,corners:e?"all":r?"forward":"backward",backGradient:a.opts.gradients,frontGradient:a.opts.gradients}).flip("disable",a.disabled).on("pressed"+p,x._pressed).on("released"+p,x._released).on("start"+p,x._start).on("end"+p,x._end).on("flip"+p,x._flip)}return a.pages[t]},_makeRange:function(){this.data();var t,a=this.turn("range");for(t=a[0];t<=a[1];t++)x._addPage.call(this,t)},range:function(t){var a,e,r,i=this.data();t=t||i.tpage||i.page;var s=x._view.call(this,t);if(t<1||t>i.totalPages)throw new Error('"'+t+'" is not a page for range');return s[1]=s[1]||s[0],s[0]>=1&&s[1]<=i.totalPages?(a=Math.floor(2),i.totalPages-s[1]>s[0]?r=2*a-(e=Math.min(s[0]-1,a)):e=2*a-(r=Math.min(i.totalPages-s[1],a))):(e=5,r=5),[Math.max(1,s[0]-e),Math.min(i.totalPages,s[1]+r)]},_necessPage:function(t){if(0===t)return!0;var a=this.turn("range");return t>=a[0]&&t<=a[1]},_removeFromDOM:function(){var t,a=this.data();for(t in a.pageWrap)b(t,a.pageWrap)&&!x._necessPage.call(this,t)&&x._removePageFromDOM.call(this,t)},_removePageFromDOM:function(t){var a=this.data();if(a.pages[t]){var e=a.pages[t].data();e.f&&e.f.fwrapper&&e.f.fwrapper.remove(),a.pages[t].remove(),delete a.pages[t]}a.pageObjs[t]&&a.pageObjs[t].remove(),a.pageWrap[t]&&(a.pageWrap[t].remove(),delete a.pageWrap[t]),delete a.pagePlace[t]},removePage:function(t){var a=this.data();return a.pageObjs[t]&&(this.turn("stop"),x._removePageFromDOM.call(this,t),delete a.pageObjs[t],x._movePages.call(this,t,-1),a.totalPages=a.totalPages-1,x._makeRange.call(this),a.page>a.totalPages&&this.turn("page",a.totalPages)),this},_movePages:function(t,a){var e,r=this.data(),i="single"==r.display,s=function(t){var e=t+a,s=e%2;r.pageObjs[t]&&(r.pageObjs[e]=r.pageObjs[t].removeClass("page"+t).addClass("page"+e)),r.pagePlace[t]&&r.pageWrap[t]&&(r.pagePlace[e]=e,r.pageWrap[e]=r.pageWrap[t].css(f[i?0:s]).attr("page",e),r.pages[t]&&(r.pages[e]=r.pages[t].flip("options",{page:e,next:i||s?e+1:e-1,corners:i?"all":s?"forward":"backward"})),a&&(delete r.pages[t],delete r.pagePlace[t],delete r.pageObjs[t],delete r.pageWrap[t],delete r.pageObjs[t]))};if(a>0)for(e=r.totalPages;e>=t;e--)s(e);else for(e=t;e<=r.totalPages;e++)s(e)},display:function(a){var e=this.data(),r=e.display;if(a){if(-1==t.inArray(a,l))throw new Error('"'+a+'" is not a value for display');if("single"==a?e.pageObjs[0]||(this.turn("stop").css({overflow:"hidden"}),e.pageObjs[0]=t("
",{class:"turn-page p-temporal"}).css({width:this.width(),height:this.height()}).appendTo(this)):e.pageObjs[0]&&(this.turn("stop").css({overflow:""}),e.pageObjs[0].remove(),delete e.pageObjs[0]),e.display=a,r){var i=this.turn("size");x._movePages.call(this,1,0),this.turn("size",i.width,i.height).turn("update")}return this}return r},animating:function(){return this.data().pageMv.length>0},disable:function(a){var e,r=this.data(),i=this.turn("view");for(e in r.disabled=void 0===a||!0===a,r.pages)b(e,r.pages)&&r.pages[e].flip("disable",!!a&&t.inArray(e,i));return this},size:function(t,a){if(t&&a){var e,r=this.data(),i="double"==r.display?t/2:t;for(e in this.css({width:t,height:a}),r.pageObjs[0]&&r.pageObjs[0].css({width:i,height:a}),r.pageWrap)b(e,r.pageWrap)&&(r.pageObjs[e].css({width:i,height:a}),r.pageWrap[e].css({width:i,height:a}),r.pages[e]&&r.pages[e].css({width:i,height:a}));return this.turn("resize"),this}return{width:this.width(),height:this.height()}},resize:function(){var t,a=this.data();for(a.pages[0]&&(a.pageWrap[0].css({left:-this.width()}),a.pages[0].flip("resize",!0)),t=1;t<=a.totalPages;t++)a.pages[t]&&a.pages[t].flip("resize",!0)},_removeMv:function(t){var a,e=this.data();for(a=0;a0?e[0]:0,e[1]<=a.totalPages?e[1]:0]:[e[0]>0&&e[0]<=a.totalPages?e[0]:0]},stop:function(t){var a,e,r=this.data(),i=r.pageMv;for(a in r.pageMv=[],r.tpage&&(r.page=r.tpage,delete r.tpage),i)b(a,i)&&(e=r.pages[i[a]].data().f.opts,P._moveFoldingPage.call(r.pages[i[a]],null),r.pages[i[a]].flip("hideFoldedPage"),r.pagePlace[e.next]=e.next,e.force&&(e.next=e.page%2==0?e.page-1:e.page+1,delete e.force));return this.turn("update"),this},pages:function(t){var a=this.data();if(t){if(tt&&this.turn("page",t)}return a.totalPages=t,this}return a.totalPages},_fitPage:function(a,e){var r=this.data(),i=this.turn("view",a);r.page!=a&&(this.trigger("turning",[a,i]),-1!=t.inArray(1,i)&&this.trigger("first"),-1!=t.inArray(r.totalPages,i)&&this.trigger("last")),r.pageObjs[a]&&(r.tpage=a,this.turn("stop",e),x._removeFromDOM.call(this),x._makeRange.call(this),this.trigger("turned",[a,i]))},_turnPage:function(a){var e,r,i=this.data(),s=this.turn("view"),n=this.turn("view",a);if(i.page!=a&&(this.trigger("turning",[a,n]),-1!=t.inArray(1,n)&&this.trigger("first"),-1!=t.inArray(i.totalPages,n)&&this.trigger("last")),i.pageObjs[a]&&(i.tpage=a,this.turn("stop"),x._makeRange.call(this),"single"==i.display?(e=s[0],r=n[0]):s[1]&&a>s[1]?(e=s[1],r=n[0]):s[0]&&as[0]?"br":"bl"):i.pages[e].flip("turnPage")}},page:function(a){a=parseInt(a,10);var e=this.data();return a>0&&a<=e.totalPages?(e.done&&-1==t.inArray(a,this.turn("view"))?x._turnPage.call(this,a):x._fitPage.call(this,a),this):e.page},next:function(){var t=this.data();return this.turn("page",x._view.call(this,t.page).pop()+1)},previous:function(){var t=this.data();return this.turn("page",x._view.call(this,t.page).shift()-1)},_addMotionPage:function(){var a=t(this).data().f.opts,e=a.turn,r=e.data();a.pageMv=a.page,x._addMv.call(e,a.pageMv),r.pagePlace[a.next]=a.page,e.turn("update")},_start:function(a,e,r){var i=e.turn.data(),s=t.Event("start");if(a.stopPropagation(),e.turn.trigger(s,[e,r]),s.isDefaultPrevented())a.preventDefault();else{if("single"==i.display){var n="l"==r.charAt(1);1==e.page&&n||e.page==i.totalPages&&!n?a.preventDefault():n?(e.next=e.nexte.page?e.next:e.page+1}x._addMotionPage.call(this)}},_end:function(a,e){var r=t(this).data().f.opts,i=r.turn,s=i.data();a.stopPropagation(),e||s.tpage?s.tpage!=r.next&&s.tpage!=r.page||(delete s.tpage,x._fitPage.call(i,s.tpage||r.next,!0)):(x._removeMv.call(i,r.pageMv),i.turn("update"))},_pressed:function(){var a,e=t(this).data().f,r=e.opts.turn.data().pages;for(a in r)a!=e.opts.page&&r[a].flip("disable",!0);return e.time=(new Date).getTime()},_released:function(a,e){var r=t(this),i=r.data().f;a.stopPropagation(),((new Date).getTime()-i.time<200||e.x<0||e.x>t(this).width())&&(a.preventDefault(),i.opts.turn.data().tpage=i.opts.next,i.opts.turn.turn("update"),t(r).flip("turnPage"))},_flip:function(){var a=t(this).data().f.opts;a.turn.trigger("turn",[a.next])},calculateZ:function(t){var a,e,r,i,s,n=this,o=this.data(),p=this.turn("view"),h=p[0]||p[1],l={pageZ:{},partZ:{},pageV:{}},g=function(t){var a=n.turn("view",t);a[0]&&(l.pageV[a[0]]=!0),a[1]&&(l.pageV[a[1]]=!0)};for(a=0;a=i||o.y>=n)return!1;if(o.y=n-p))return!1;o.corner="b"}if(o.x<=p)o.corner+="l";else{if(!(o.x>=i-p))return!1;o.corner+="r"}return-1!=t.inArray(o.corner,h)&&o},_c:function(t,a){return{tl:v(a=a||0,a),tr:v(this.width()-a,a),bl:v(a,this.height()-a),br:v(this.width()-a,this.height()-a)}[t]},_c2:function(t){return{tl:v(2*this.width(),0),tr:v(-this.width(),0),bl:v(2*this.width(),this.height()),br:v(-this.width(),this.height())}[t]},_foldingPage:function(t){var a=this.data().f.opts;if(a.folding)return a.folding;if(a.turn){var e=a.turn.data();return"single"==e.display?e.pageObjs[a.next]?e.pageObjs[0]:null:e.pageObjs[a.next]}},_backGradient:function(){var a=this.data().f,e=a.opts.turn,r=a.opts.backGradient&&(!e||"single"==e.data().display||2!=a.opts.page&&a.opts.page!=e.data().totalPages-1);return r&&!a.bshadow&&(a.bshadow=t("
",c(0,0,1)).css({position:"",width:this.width(),height:this.height()}).appendTo(a.parent)),r},resize:function(t){var a=this.data().f,e=this.width(),r=this.height(),i=Math.round(Math.sqrt(Math.pow(e,2)+Math.pow(r,2)));t&&(a.wrapper.css({width:i,height:i}),a.fwrapper.css({width:i,height:i}).children(":first-child").css({width:e,height:r}),a.fpage.css({width:r,height:e}),a.opts.frontGradient&&a.ashadow.css({width:r,height:e}),P._backGradient.call(this)&&a.bshadow.css({width:e,height:r})),a.parent.is(":visible")&&(a.fwrapper.css({top:a.parent.offset().top,left:a.parent.offset().left}),a.opts.turn&&a.fparent.css({top:-a.opts.turn.offset().top,left:-a.opts.turn.offset().left})),this.flip("z",a.opts["z-index"])},_addPageWrapper:function(){var a=this.data().f,e=this.parent();if(!a.wrapper){this.css("left"),this.css("top");var r=this.width(),i=this.height();Math.round(Math.sqrt(Math.pow(r,2)+Math.pow(i,2)));if(a.parent=e,a.fparent=a.opts.turn?a.opts.turn.data().fparent:t("#turn-fwrappers"),!a.fparent){var s=t("
",{css:{"pointer-events":"none"}}).hide();s.data().flips=0,a.opts.turn?(s.css(c(-a.opts.turn.offset().top,-a.opts.turn.offset().left,"auto","visible").css).appendTo(a.opts.turn),a.opts.turn.data().fparent=s):s.css(c(0,0,"auto","visible").css).attr("id","turn-fwrappers").appendTo(t("body")),a.fparent=s}this.css({position:"absolute",top:0,left:0,bottom:"auto",right:"auto"}),a.wrapper=t("
",c(0,0,this.css("z-index"))).appendTo(e).prepend(this),a.fwrapper=t("
",c(e.offset().top,e.offset().left)).hide().appendTo(a.fparent),a.fpage=t("
",{css:{cursor:"default"}}).appendTo(t("
",c(0,0,0,"visible")).appendTo(a.fwrapper)),a.opts.frontGradient&&(a.ashadow=t("
",c(0,0,1)).appendTo(a.fpage)),P.setData.call(this,a),P.resize.call(this,!0)}},_fold:function(t){var a,e,s,n,o,p,h=this,l=0,g=0,d=v(0,0),f=v(0,0),c=v(0,0),u=this.width(),b=this.height(),x=P._foldingPage.call(this),M=(Math.tan(g),this.data().f),_=M.opts.acceleration,O=M.wrapper.height(),j=P._c.call(this,t.corner),W="t"==t.corner.substr(0,1),z="l"==t.corner.substr(1,1),k=function(){var w,m=v(j.x?j.x-t.x:t.x,j.y?j.y-t.y:t.y),y=Math.atan2(m.y,m.x);l=(g=i-y)/r*180,w=v(z?u-m.x/2:t.x+m.x/2,m.y/2);var x=g-Math.atan2(w.y,w.x),_=Math.max(0,Math.sin(x)*Math.sqrt(Math.pow(w.x,2)+Math.pow(w.y,2)));if(c=v(_*Math.sin(g),_*Math.cos(g)),g>i&&(c.x=c.x+Math.abs(c.y*Math.tan(y)),c.y=0,Math.round(c.x*Math.tan(r-g))i){var D=r-g,F=O-b/Math.sin(D);d=v(Math.round(F*Math.cos(D)),Math.round(F*Math.sin(D))),z&&(d.x=-d.x),W&&(d.y=-d.y)}a=Math.round(c.y/Math.tan(g)+c.x);var A=u-a,T=A*Math.cos(2*g),G=A*Math.sin(2*g);f=v(Math.round(z?A-T:a+T),Math.round(W?G:b-G)),o=A*Math.sin(g);var E=P._c2.call(h,t.corner),H=Math.sqrt(Math.pow(E.x-t.x,2)+Math.pow(E.y-t.y,2));return p=H100?(o-100)/o:0,e=v(o*Math.sin(i-g)/b*100,o*Math.cos(i-g)/u*100),W&&(e.y=100-e.y),z&&(e.x=100-e.x)),P._backGradient.call(h)&&(s=v(o*Math.sin(g)/u*100,o*Math.cos(g)/b*100),z||(s.x=100-s.x),W||(s.y=100-s.y)),c.x=Math.round(c.x),c.y=Math.round(c.y),!0},D=function(t,a,r,i){var o=["0","auto"],l=(u-O)*r[0]/100,g=(b-O)*r[1]/100,c={left:o[a[0]],top:o[a[1]],right:o[a[2]],bottom:o[a[3]]},x=90!=i&&-90!=i?z?-1:1:0;r=r[0]+"% "+r[1]+"%",h.css(c).transform(m(i)+w(t.x+x,t.y,_),r),M.fpage.parent().css(c),M.wrapper.transform(w(-t.x+l-x,-t.y+g,_)+m(-i),r),M.fwrapper.transform(w(-t.x+d.x+l,-t.y+d.y+g,_)+m(-i),r),M.fpage.parent().transform(m(i)+w(t.x+f.x-d.x,t.y+f.y-d.y,_),r),M.opts.frontGradient&&y(M.ashadow,v(z?100:0,W?100:0),v(e.x,e.y),[[n,"rgba(0,0,0,0)"],[.8*(1-n)+n,"rgba(0,0,0,"+.2*p+")"],[1,"rgba(255,255,255,"+.2*p+")"]],3),P._backGradient.call(h)&&y(M.bshadow,v(z?0:100,W?0:100),v(s.x,s.y),[[.8,"rgba(0,0,0,0)"],[1,"rgba(0,0,0,"+.3*p+")"],[1,"rgba(0,0,0,0)"]],3)};switch(t.corner){case"tl":t.x=Math.max(t.x,1),k(),D(c,[1,0,0,1],[100,0],l),M.fpage.transform(w(-b,-u,_)+m(90-2*l),"100% 100%"),x.transform(m(90)+w(0,-b,_),"0% 0%");break;case"tr":t.x=Math.min(t.x,u-1),k(),D(v(-c.x,c.y),[0,0,0,1],[0,0],-l),M.fpage.transform(w(0,-u,_)+m(2*l-90),"0% 100%"),x.transform(m(270)+w(-u,0,_),"0% 0%");break;case"bl":t.x=Math.max(t.x,1),k(),D(v(c.x,-c.y),[1,1,0,0],[100,100],-l),M.fpage.transform(w(-b,0,_)+m(2*l-90),"100% 0%"),x.transform(m(270)+w(-u,0,_),"0% 0%");break;case"br":t.x=Math.min(t.x,u-1),k(),D(v(-c.x,-c.y),[0,1,1,0],[0,100],l),M.fpage.transform(m(90-2*l),"0% 0%"),x.transform(m(90)+w(0,-b,_),"0% 0%")}M.point=t},_moveFoldingPage:function(t){var a=this.data().f,e=P._foldingPage.call(this);e&&(t?a.fpage.children()[a.ashadow?"1":"0"]||(P.setData.call(this,{backParent:e.parent()}),a.fpage.prepend(e)):a.backParent&&a.backParent.prepend(e))},_showFoldedPage:function(a,e){var r=P._foldingPage.call(this),i=this.data(),s=i.f;if(!s.point||s.point.corner!=a.corner){var n=t.Event("start");if(this.trigger(n,[s.opts,a.corner]),n.isDefaultPrevented())return!1}if(r){if(e){var o=this,p=s.point&&s.point.corner==a.corner?s.point:P._c.call(this,a.corner,1);this.animatef({from:[p.x,p.y],to:[a.x,a.y],duration:500,frame:function(t){a.x=Math.round(t[0]),a.y=Math.round(t[1]),P._fold.call(o,a)}})}else P._fold.call(this,a),i.effect&&!i.effect.turning&&this.animatef(!1);return s.fwrapper.is(":visible")||(s.fparent.show().data().flips++,P._moveFoldingPage.call(this,!0),s.fwrapper.show(),s.bshadow&&s.bshadow.show()),!0}return!1},hide:function(){var t=this.data().f,a=P._foldingPage.call(this);return 0===--t.fparent.data().flips&&t.fparent.hide(),this.css({left:0,top:0,right:"auto",bottom:"auto"}).transform("","0% 100%"),t.wrapper.transform("","0% 100%"),t.fwrapper.hide(),t.bshadow&&t.bshadow.hide(),a.transform("","0% 0%"),this},hideFoldedPage:function(t){var a=this.data().f;if(a.point){var e=this,r=a.point,i=function(){a.point=null,e.flip("hide"),e.trigger("end",[!1])};if(t){var s=P._c.call(this,r.corner),n="t"==r.corner.substr(0,1)?Math.min(0,r.y-s.y)/2:Math.max(0,r.y-s.y)/2,o=v(r.x,r.y+n),p=v(s.x,s.y-n);this.animatef({from:0,to:1,frame:function(t){var a=u(r,o,p,s,t);r.x=a.x,r.y=a.y,P._fold.call(e,r)},complete:i,duration:800,hiding:!0})}else this.animatef(!1),i()}},turnPage:function(t){var a=this,e=this.data().f;t={corner:e.corner?e.corner.corner:t||P._cAllowed.call(this)[0]};var r=e.point||P._c.call(this,t.corner,e.opts.turn?e.opts.turn.data().opts.elevation:0),i=P._c2.call(this,t.corner);this.trigger("flip").animatef({from:0,to:1,frame:function(e){var s=u(r,r,i,i,e);t.x=s.x,t.y=s.y,P._showFoldedPage.call(a,t)},complete:function(){a.trigger("end",[!0])},duration:e.opts.duration,turning:!0}),e.corner=null},moving:function(){return"effect"in this.data()},isTurning:function(){return this.flip("moving")&&this.data().effect.turning},_eventStart:function(t){var a=this.data().f;if(!a.disabled&&!this.flip("isTurning")){if(a.corner=P._cornerActivated.call(this,t),a.corner&&P._foldingPage.call(this,a.corner))return P._moveFoldingPage.call(this,!0),this.trigger("pressed",[a.point]),!1;a.corner=null}},_eventMove:function(t){var a=this.data().f;if(!a.disabled)if(t=s?t.originalEvent.touches:[t],a.corner){var e=a.parent.offset();a.corner.x=t[0].pageX-e.left,a.corner.y=t[0].pageY-e.top,P._showFoldedPage.call(this,a.corner)}else if(!this.data().effect&&this.is(":visible")){var r=P._cornerActivated.call(this,t[0]);if(r){var i=P._c.call(this,r.corner,a.opts.cornerSize/2);r.x=i.x,r.y=i.y,P._showFoldedPage.call(this,r,!0)}else P.hideFoldedPage.call(this,!0)}},_eventEnd:function(){var a=this.data().f;if(!a.disabled&&a.point){var e=t.Event("released");this.trigger(e,[a.point]),e.isDefaultPrevented()||P.hideFoldedPage.call(this,!0)}a.corner=null},disable:function(t){return P.setData.call(this,{disabled:t}),this}},M=function(t,a,e){if(e[0]&&"object"!=typeof e[0]){if(a[e[0]]&&"_"!=e[0].toString().substr(0,1))return a[e[0]].apply(t,Array.prototype.slice.call(e,1));throw e[0]+" is an invalid value"}return a.init.apply(t,e)};t.extend(t.fn,{flip:function(t,a){return M(this,P,arguments)},turn:function(t){return M(this,x,arguments)},transform:function(t,a){var r={};return a&&(r[e+"transform-origin"]=a),r[e+"transform"]=t,this.css(r)},animatef:function(t){var a=this.data();if(a.effect&&clearInterval(a.effect.handle),t){t.to.length||(t.to=[t.to]),t.from.length||(t.from=[t.from]),t.easing||(t.easing=function(t,a,e,r,i){return r*Math.sqrt(1-(a=a/i-1)*a)+e});var e,r=[],i=t.to.length,s=this,n=t.fps||30,o=-n,p=function(){var e,p=[];for(o=Math.min(t.duration,o+n),e=0;e