307 lines
9.3 KiB
JavaScript
307 lines
9.3 KiB
JavaScript
//>>built
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define(["dijit","dojo","dojox","dojo/require!dojox/fx/scroll,dojo/fx/easing,dojo/fx,dijit/_Widget,dijit/_Templated"],function(_1,_2,_3){
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_2.provide("dojox.image.ThumbnailPicker");
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_2.experimental("dojox.image.ThumbnailPicker");
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_2.require("dojox.fx.scroll");
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_2.require("dojo.fx.easing");
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_2.require("dojo.fx");
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_2.require("dijit._Widget");
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_2.require("dijit._Templated");
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_2.declare("dojox.image.ThumbnailPicker",[_1._Widget,_1._Templated],{imageStore:null,request:null,size:500,thumbHeight:75,thumbWidth:100,useLoadNotifier:false,useHyperlink:false,hyperlinkTarget:"new",isClickable:true,isScrollable:true,isHorizontal:true,autoLoad:true,linkAttr:"link",imageThumbAttr:"imageUrlThumb",imageLargeAttr:"imageUrl",pageSize:20,titleAttr:"title",templateString:_2.cache("dojox.image","resources/ThumbnailPicker.html","<div dojoAttachPoint=\"outerNode\" class=\"thumbOuter\">\n\t<div dojoAttachPoint=\"navPrev\" class=\"thumbNav thumbClickable\">\n\t <img src=\"\" dojoAttachPoint=\"navPrevImg\"/> \n\t</div>\n\t<div dojoAttachPoint=\"thumbScroller\" class=\"thumbScroller\">\n\t <div dojoAttachPoint=\"thumbsNode\" class=\"thumbWrapper\"></div>\n\t</div>\n\t<div dojoAttachPoint=\"navNext\" class=\"thumbNav thumbClickable\">\n\t <img src=\"\" dojoAttachPoint=\"navNextImg\"/> \n\t</div>\n</div>"),_thumbs:[],_thumbIndex:0,_maxPhotos:0,_loadedImages:{},postCreate:function(){
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this.widgetid=this.id;
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this.inherited(arguments);
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this.pageSize=Number(this.pageSize);
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this._scrollerSize=this.size-(51*2);
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var _4=this._sizeProperty=this.isHorizontal?"width":"height";
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_2.style(this.outerNode,"textAlign","center");
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_2.style(this.outerNode,_4,this.size+"px");
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_2.style(this.thumbScroller,_4,this._scrollerSize+"px");
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if(this.useHyperlink){
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_2.subscribe(this.getClickTopicName(),this,function(_5){
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var _6=_5.index;
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var _7=this.imageStore.getValue(_5.data,this.linkAttr);
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if(!_7){
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return;
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}
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if(this.hyperlinkTarget=="new"){
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window.open(_7);
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}else{
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window.location=_7;
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}
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});
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}
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if(this.isClickable){
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_2.addClass(this.thumbsNode,"thumbClickable");
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}
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this._totalSize=0;
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this.init();
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},init:function(){
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if(this.isInitialized){
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return false;
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}
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var _8=this.isHorizontal?"Horiz":"Vert";
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_2.addClass(this.navPrev,"prev"+_8);
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_2.addClass(this.navNext,"next"+_8);
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_2.addClass(this.thumbsNode,"thumb"+_8);
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_2.addClass(this.outerNode,"thumb"+_8);
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_2.attr(this.navNextImg,"src",this._blankGif);
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_2.attr(this.navPrevImg,"src",this._blankGif);
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this.connect(this.navPrev,"onclick","_prev");
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this.connect(this.navNext,"onclick","_next");
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this.isInitialized=true;
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if(this.isHorizontal){
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this._offsetAttr="offsetLeft";
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this._sizeAttr="offsetWidth";
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this._scrollAttr="scrollLeft";
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}else{
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this._offsetAttr="offsetTop";
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this._sizeAttr="offsetHeight";
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this._scrollAttr="scrollTop";
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}
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this._updateNavControls();
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if(this.imageStore&&this.request){
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this._loadNextPage();
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}
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return true;
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},getClickTopicName:function(){
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return (this.widgetId||this.id)+"/select";
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},getShowTopicName:function(){
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return (this.widgetId||this.id)+"/show";
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},setDataStore:function(_9,_a,_b){
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this.reset();
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this.request={query:{},start:_a.start||0,count:_a.count||10,onBegin:_2.hitch(this,function(_c){
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this._maxPhotos=_c;
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})};
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if(_a.query){
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_2.mixin(this.request.query,_a.query);
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}
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if(_b){
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_2.forEach(["imageThumbAttr","imageLargeAttr","linkAttr","titleAttr"],function(_d){
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if(_b[_d]){
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this[_d]=_b[_d];
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}
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},this);
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}
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this.request.start=0;
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this.request.count=this.pageSize;
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this.imageStore=_9;
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this._loadInProgress=false;
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if(!this.init()){
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this._loadNextPage();
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}
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},reset:function(){
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this._loadedImages={};
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_2.forEach(this._thumbs,function(_e){
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if(_e&&_e.parentNode){
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_2.destroy(_e);
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}
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});
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this._thumbs=[];
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this.isInitialized=false;
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this._noImages=true;
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},isVisible:function(_f){
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var img=this._thumbs[_f];
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if(!img){
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return false;
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}
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var pos=this.isHorizontal?"offsetLeft":"offsetTop";
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var _10=this.isHorizontal?"offsetWidth":"offsetHeight";
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var _11=this.isHorizontal?"scrollLeft":"scrollTop";
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var _12=img[pos]-this.thumbsNode[pos];
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return (_12>=this.thumbScroller[_11]&&_12+img[_10]<=this.thumbScroller[_11]+this._scrollerSize);
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},resize:function(dim){
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var _13=this.isHorizontal?"w":"h";
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var _14=0;
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if(this._thumbs.length>0&&_2.marginBox(this._thumbs[0]).w==0){
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return;
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}
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_2.forEach(this._thumbs,_2.hitch(this,function(_15){
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var mb=_2.marginBox(_15.firstChild);
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var _16=mb[_13];
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_14+=(Number(_16)+10);
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if(this.useLoadNotifier&&mb.w>0){
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_2.style(_15.lastChild,"width",(mb.w-4)+"px");
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}
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_2.style(_15,"width",mb.w+"px");
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}));
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_2.style(this.thumbsNode,this._sizeProperty,_14+"px");
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this._updateNavControls();
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},_next:function(){
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var pos=this.isHorizontal?"offsetLeft":"offsetTop";
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var _17=this.isHorizontal?"offsetWidth":"offsetHeight";
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var _18=this.thumbsNode[pos];
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var _19=this._thumbs[this._thumbIndex];
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var _1a=_19[pos]-_18;
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var _1b=-1,img;
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for(var i=this._thumbIndex+1;i<this._thumbs.length;i++){
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img=this._thumbs[i];
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if(img[pos]-_18+img[_17]-_1a>this._scrollerSize){
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this._showThumbs(i);
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return;
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}
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}
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},_prev:function(){
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if(this.thumbScroller[this.isHorizontal?"scrollLeft":"scrollTop"]==0){
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return;
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}
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var pos=this.isHorizontal?"offsetLeft":"offsetTop";
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var _1c=this.isHorizontal?"offsetWidth":"offsetHeight";
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var _1d=this._thumbs[this._thumbIndex];
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var _1e=_1d[pos]-this.thumbsNode[pos];
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var _1f=-1,img;
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for(var i=this._thumbIndex-1;i>-1;i--){
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img=this._thumbs[i];
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if(_1e-img[pos]>this._scrollerSize){
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this._showThumbs(i+1);
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return;
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}
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}
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this._showThumbs(0);
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},_checkLoad:function(img,_20){
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_2.publish(this.getShowTopicName(),[{index:_20}]);
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this._updateNavControls();
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this._loadingImages={};
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this._thumbIndex=_20;
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if(this.thumbsNode.offsetWidth-img.offsetLeft<(this._scrollerSize*2)){
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this._loadNextPage();
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}
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},_showThumbs:function(_21){
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_21=Math.min(Math.max(_21,0),this._maxPhotos);
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if(_21>=this._maxPhotos){
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return;
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}
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var img=this._thumbs[_21];
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if(!img){
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return;
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}
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var _22=img.offsetLeft-this.thumbsNode.offsetLeft;
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var top=img.offsetTop-this.thumbsNode.offsetTop;
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var _23=this.isHorizontal?_22:top;
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if((_23>=this.thumbScroller[this._scrollAttr])&&(_23+img[this._sizeAttr]<=this.thumbScroller[this._scrollAttr]+this._scrollerSize)){
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return;
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}
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if(this.isScrollable){
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var _24=this.isHorizontal?{x:_22,y:0}:{x:0,y:top};
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_3.fx.smoothScroll({target:_24,win:this.thumbScroller,duration:300,easing:_2.fx.easing.easeOut,onEnd:_2.hitch(this,"_checkLoad",img,_21)}).play(10);
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}else{
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if(this.isHorizontal){
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this.thumbScroller.scrollLeft=_22;
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}else{
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this.thumbScroller.scrollTop=top;
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}
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this._checkLoad(img,_21);
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}
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},markImageLoaded:function(_25){
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var _26=_2.byId("loadingDiv_"+this.widgetid+"_"+_25);
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if(_26){
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this._setThumbClass(_26,"thumbLoaded");
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}
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this._loadedImages[_25]=true;
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},_setThumbClass:function(_27,_28){
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if(!this.autoLoad){
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return;
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}
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_2.addClass(_27,_28);
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},_loadNextPage:function(){
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if(this._loadInProgress){
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return;
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}
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this._loadInProgress=true;
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var _29=this.request.start+(this._noImages?0:this.pageSize);
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var pos=_29;
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while(pos<this._thumbs.length&&this._thumbs[pos]){
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pos++;
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}
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var _2a=this.imageStore;
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var _2b=function(_2c,_2d){
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if(_2a!=this.imageStore){
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return;
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}
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if(_2c&&_2c.length){
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var _2e=0;
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var _2f=_2.hitch(this,function(){
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if(_2e>=_2c.length){
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this._loadInProgress=false;
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return;
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}
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var _30=_2e++;
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this._loadImage(_2c[_30],pos+_30,_2f);
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});
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_2f();
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this._updateNavControls();
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}else{
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this._loadInProgress=false;
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}
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};
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var _31=function(){
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this._loadInProgress=false;
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};
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this.request.onComplete=_2.hitch(this,_2b);
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this.request.onError=_2.hitch(this,_31);
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this.request.start=_29;
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this._noImages=false;
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this.imageStore.fetch(this.request);
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},_loadImage:function(_32,_33,_34){
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var _35=this.imageStore;
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var url=_35.getValue(_32,this.imageThumbAttr);
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var _36=_2.create("div",{id:"img_"+this.widgetid+"_"+_33});
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var img=_2.create("img",{},_36);
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img._index=_33;
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img._data=_32;
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this._thumbs[_33]=_36;
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var _37;
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if(this.useLoadNotifier){
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_37=_2.create("div",{id:"loadingDiv_"+this.widgetid+"_"+_33},_36);
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this._setThumbClass(_37,this._loadedImages[_33]?"thumbLoaded":"thumbNotifier");
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}
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var _38=_2.marginBox(this.thumbsNode);
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var _39;
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var _3a;
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if(this.isHorizontal){
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_39=this.thumbWidth;
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_3a="w";
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}else{
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_39=this.thumbHeight;
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_3a="h";
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}
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_38=_38[_3a];
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var sl=this.thumbScroller.scrollLeft,st=this.thumbScroller.scrollTop;
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_2.style(this.thumbsNode,this._sizeProperty,(_38+_39+20)+"px");
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this.thumbScroller.scrollLeft=sl;
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this.thumbScroller.scrollTop=st;
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this.thumbsNode.appendChild(_36);
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_2.connect(img,"onload",this,_2.hitch(this,function(){
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if(_35!=this.imageStore){
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return false;
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}
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this.resize();
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setTimeout(_34,0);
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return false;
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}));
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_2.connect(img,"onclick",this,function(evt){
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_2.publish(this.getClickTopicName(),[{index:evt.target._index,data:evt.target._data,url:img.getAttribute("src"),largeUrl:this.imageStore.getValue(_32,this.imageLargeAttr),title:this.imageStore.getValue(_32,this.titleAttr),link:this.imageStore.getValue(_32,this.linkAttr)}]);
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return false;
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});
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_2.addClass(img,"imageGalleryThumb");
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img.setAttribute("src",url);
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var _3b=this.imageStore.getValue(_32,this.titleAttr);
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if(_3b){
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img.setAttribute("title",_3b);
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}
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this._updateNavControls();
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},_updateNavControls:function(){
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var _3c=[];
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var _3d=function(_3e,add){
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var fn=add?"addClass":"removeClass";
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_2[fn](_3e,"enabled");
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_2[fn](_3e,"thumbClickable");
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};
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var pos=this.isHorizontal?"scrollLeft":"scrollTop";
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var _3f=this.isHorizontal?"offsetWidth":"offsetHeight";
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_3d(this.navPrev,(this.thumbScroller[pos]>0));
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var _40=this._thumbs[this._thumbs.length-1];
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var _41=(this.thumbScroller[pos]+this._scrollerSize<this.thumbsNode[_3f]);
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_3d(this.navNext,_41);
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}});
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});
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