(function(a){a.widget("ui.rcarousel",{_create:function(){var d,e=a(this.element),b=this,c=this.options;this._checkOptionsValidity(this.options);this._createDataObject();d=e.data("data");e.addClass("ui-carousel").children().wrapAll("<div class='wrapper'></div>");this._saveElements();this._generatePages();this._loadElements();this._setCarouselWidth();this._setCarouselHeight();a(c.navigation.next).click(function(){b.next()});a(c.navigation.prev).click(function(){b.prev()});d.navigation.next=a(c.navigation.next);d.navigation.prev=a(c.navigation.prev);e.hover(function(){if(c.auto.enabled){clearInterval(d.interval);d.hoveredOver=true}},function(){if(c.auto.enabled){d.hoveredOver=false;b._autoMode(c.auto.direction)}});this._setStep();if(c.auto.enabled){this._autoMode(c.auto.direction)}this._trigger("start")},_addElement:function(f,e){var d=a(this.element),c=d.find("div.wrapper"),b=this.options;f.width(b.width).height(b.height);if(b.orientation==="horizontal"){a(f).css("marginRight",b.margin)}else{a(f).css({marginBottom:b.margin,"float":"none"})}if(e==="prev"){c.prepend(f.clone(true,true))}else{c.append(f.clone(true,true))}},append:function(d){var c=a(this.element),b=c.data("data");d.each(function(e,f){b.paths.push(a(f))});b.oldPage=b.pages[b.oldPageIndex].slice(0);b.appended=true;this._generatePages()},_autoMode:function(d){var b=this.options,c=a(this.element).data("data");if(d==="next"){c.interval=setTimeout(a.proxy(this.next,this),b.auto.interval)}else{c.interval=setTimeout(a.proxy(this.prev,this),b.auto.interval)}},_checkOptionsValidity:function(c){var d,b=this,e="";a.each(c,function(f,g){switch(f){case"visible":if(!g||typeof g!=="number"||g<=0||(Math.ceil(g)-g>0)){throw new Error("visible should be defined as a positive integer")}break;case"step":if(!g||typeof g!=="number"||g<=0||(Math.ceil(g)-g>0)){throw new Error("step should be defined as a positive integer")}else{if(g>b.options.visible){for(d=1;d<=Math.floor(c.visible);d++){e+=(d<Math.floor(g))?d+", ":d}throw new Error("Only following step values are correct: "+e)}}break;case"width":if(!g||typeof g!=="number"||g<=0||Math.ceil(g)-g>0){throw new Error("width should be defined as a positive integer")}break;case"height":if(!g||typeof g!=="number"||g<=0||Math.ceil(g)-g>0){throw new Error("height should be defined as a positive integer")}break;case"speed":if(!g&&g!==0){throw new Error("speed should be defined as a number or a string")}if(typeof g==="number"&&g<0){throw new Error("speed should be a positive number")}else{if(typeof g==="string"&&!(g==="slow"||g==="normal"||g==="fast")){throw new Error('Only "slow", "normal" and "fast" values are valid')}}break;case"navigation":if(!g||a.isPlainObject(g)===false){throw new Error("navigation should be defined as an object with at least one of the properties: 'prev' or 'next' in it")}if(g.prev&&typeof g.prev!=="string"){throw new Error("navigation.prev should be defined as a string and point to '.class' or '#id' of an element")}if(g.next&&typeof g.next!=="string"){throw new Error(" navigation.next should be defined as a string and point to '.class' or '#id' of an element")}break;case"auto":if(typeof g.direction!=="string"){throw new Error("direction should be defined as a string")}if(!(g.direction==="next"||g.direction==="prev")){throw new Error("direction: only 'right' and 'left' values are valid")}if(isNaN(g.interval)||typeof g.interval!=="number"||g.interval<0||Math.ceil(g.interval)-g.interval>0){throw new Error("interval should be a positive number")}break;case"margin":if(isNaN(g)||typeof g!=="number"||g<0||Math.ceil(g)-g>0){throw new Error("margin should be a positive number")}break}})},_createDataObject:function(){var b=a(this.element);b.data("data",{paths:[],pathsLen:0,pages:[],lastPage:[],oldPageIndex:0,pageIndex:0,navigation:{},animated:false,appended:false,hoveredOver:false})},_generatePages:function(){var i=this,j=this.options,c=a(this.element).data("data"),b=j.visible,h=c.paths.length;function f(){c.pages=[];c.lastPage=[];c.pages[0]=[];for(var k=h-1;k>=h-b;k--){c.lastPage.unshift(c.paths[k])}for(var k=0;k<b;k++){c.pages[0][c.pages[0].length]=c.paths[k]}}function d(m){var k=false;for(var l=0;l<c.lastPage.length;l++){if(c.lastPage[l].get(0)===m[l].get(0)){k=true}else{k=false;break}}return k}function e(o,k,m){var n=m||c.pages.length;if(!m){c.pages[n]=[]}for(var l=o;l<k;l++){c.pages[n].push(c.paths[l])}return n}function g(){var p=true,o=false,m=j.step,k,q,n,l;while(!d(c.pages[c.pages.length-1])||p){p=false;k=m+b;if(k>h){k=h}if(k-m<b){o=true}else{o=false}if(o){n=m-(b-(k-m));l=n+(b-(k-m));q=e(n,l);e(m,k,q)}else{e(m,k);m+=j.step}}}f();g()},getCurrentPage:function(){var b=a(this.element).data("data");return b.pageIndex+1},getTotalPages:function(){var b=a(this.element).data("data");return b.pages.length},goToPage:function(d){var b,c=a(this.element).data("data");if(!c.animated&&d!==c.pageIndex){c.animated=true;if(d>c.pages.length-1){d=c.pages.length-1}else{if(d<0){d=0}}c.pageIndex=d;b=d-c.oldPageIndex;if(b>=0){this._goToNextPage(b)}else{this._goToPrevPage(b)}c.oldPageIndex=d}},_loadElements:function(b,h){var k=this.options,e=a(this.element).data("data"),f=h||"next",j=b||e.pages[k.startAtPage],c=0,g=j.length;if(f==="next"){for(var d=c;d<g;d++){this._addElement(j[d],f)}}else{for(var d=g-1;d>=c;d--){this._addElement(j[d],f)}}},_goToPrevPage:function(k){var c,j,f,l,g,m,n,p,b,h=a(this.element),o=this,q=this.options,e=a(this.element).data("data");if(e.appended){j=e.oldPage}else{j=e.pages[e.oldPageIndex]}l=e.oldPageIndex+k;c=e.pages[l].slice(0);a(c).each(function(r,s){if(s.get(0)===a(j[r]).get(0)){b=true}else{b=false}});if(e.appended&&b){if(e.pageIndex===0){l=e.pageIndex=e.pages.length-1}else{l=--e.pageIndex}c=e.pages[l].slice(0)}m=c[c.length-1].get(0);for(var d=j.length-1;d>=0;d--){if(m===a(j[d]).get(0)){n=false;p=d;break}else{n=true}}if(!n){while(p>=0){if(c[c.length-1].get(0)===j[p].get(0)){c.pop()}--p}}o._loadElements(c,"prev");f=q.width*c.length+(q.margin*c.length);if(q.orientation==="horizontal"){g={scrollLeft:0};h.scrollLeft(f)}else{g={scrollTop:0};h.scrollTop(f)}h.animate(g,q.speed,function(){o._removeOldElements("last",c.length);e.animated=false;if(!e.hoveredOver&&q.auto.enabled){clearInterval(e.interval);o._autoMode(q.auto.direction)}o._trigger("pageLoaded",null,{page:l})});e.appended=false},_goToNextPage:function(l){var c,k,f,m,g,j,n,p,b,h=a(this.element),q=this.options,e=h.data("data"),o=this;if(e.appended){k=e.oldPage}else{k=e.pages[e.oldPageIndex]}m=e.oldPageIndex+l;c=e.pages[m].slice(0);a(c).each(function(r,s){if(s.get(0)===a(k[r]).get(0)){b=true}else{b=false}});if(e.appended&&b){c=e.pages[++e.pageIndex].slice(0)}j=c[0].get(0);for(var d=0;d<c.length;d++){if(j===a(k[d]).get(0)){n=false;p=d;break}else{n=true}}if(!n){while(p<k.length){if(c[0].get(0)===k[p].get(0)){c.shift()}++p}}this._loadElements(c,"next");f=q.width*c.length+(q.margin*c.length);if(q.orientation==="horizontal"){g={scrollLeft:"+="+f}}else{g={scrollTop:"+="+f}}h.animate(g,q.speed,function(){o._removeOldElements("first",c.length);if(q.orientation==="horizontal"){h.scrollLeft(0)}else{h.scrollTop(0)}e.animated=false;if(!e.hoveredOver&&q.auto.enabled){clearInterval(e.interval);o._autoMode(q.auto.direction)}o._trigger("pageLoaded",null,{page:m})});e.appended=false},next:function(){var b=this.options,c=a(this.element).data("data");if(!c.animated){c.animated=true;if(!c.appended){++c.pageIndex}if(c.pageIndex>c.pages.length-1){c.pageIndex=0}this._goToNextPage(c.pageIndex-c.oldPageIndex);c.oldPageIndex=c.pageIndex}},prev:function(){var b=this.options,c=a(this.element).data("data");if(!c.animated){c.animated=true;if(!c.appended){--c.pageIndex}if(c.pageIndex<0){c.pageIndex=c.pages.length-1}this._goToPrevPage(c.pageIndex-c.oldPageIndex);c.oldPageIndex=c.pageIndex}},_removeOldElements:function(b,d){var e=a(this.element);for(var c=0;c<d;c++){if(b==="first"){e.find("div.wrapper").children().first().remove()}else{e.find("div.wrapper").children().last().remove()}}},_saveElements:function(){var b,e=a(this.element),c=e.find("div.wrapper").children(),d=e.data("data");c.each(function(f,g){b=a(g);d.paths.push(b.clone(true,true));b.remove()})},_setOption:function(c,f){var e,b=this.options,d=a(this.element).data("data");switch(c){case"speed":this._checkOptionsValidity({speed:f});b.speed=f;a.Widget.prototype._setOption.apply(this,arguments);break;case"auto":e=a.extend(b.auto,f);this._checkOptionsValidity({auto:e});if(b.auto.enabled){this._autoMode(b.auto.direction)}}},_setStep:function(d){var c,b=this.options,e=a(this.element).data("data");c=d||b.step;b.step=c;e.step=b.width*c},_setCarouselHeight:function(){var b,e=a(this.element),d=a(this.element).data("data"),c=this.options;if(c.orientation==="vertical"){b=c.visible*c.height+c.margin*(c.visible-1)}else{b=c.height}e.height(b)},_setCarouselWidth:function(){var d,e=a(this.element),b=this.options,c=a(this.element).data("data");if(b.orientation==="horizontal"){d=b.visible*b.width+b.margin*(b.visible-1)}else{d=b.width}e.css({width:d,overflow:"hidden"})},options:{visible:3,step:3,width:100,height:100,speed:1000,margin:0,orientation:"horizontal",auto:{enabled:false,direction:"next",interval:5000},startAtPage:0,navigation:{next:"#ui-carousel-next",prev:"#ui-carousel-prev"}}})}(jQuery));