root / trunk / web / dojo / dojox / fx / Timeline.js @ 12
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.fx.Timeline"]){ |
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dojo._hasResource["dojox.fx.Timeline"]=true; |
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dojo.provide("dojox.fx.Timeline");
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dojo.require("dojo.fx.easing");
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dojox.fx.animateTimeline=function(_1,_2){ |
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var _3=new dojox.fx._Timeline(_1.keys); |
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var _4=dojo.animateProperty({node:dojo.byId(_2||_1.node),duration:_1.duration||1000,properties:_3._properties,easing:dojo.fx.easing.linear,onAnimate:function(v){ |
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}}); |
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dojo.connect(_4,"onEnd",function(_5){ |
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var _6=_4.curve.getValue(_4.reversed?0:1); |
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dojo.style(_5,_6); |
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}); |
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dojo.connect(_4,"beforeBegin",function(){ |
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if(_4.curve){
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delete _4.curve;
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} |
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_4.curve=_3; |
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_3.ani=_4; |
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}); |
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return _4;
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}; |
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dojox.fx._Timeline=function(_7){ |
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this.keys=dojo.isArray(_7)?this.flatten(_7):_7; |
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}; |
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dojox.fx._Timeline.prototype.flatten=function(_8){ |
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var _9=function(_a,_b){ |
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if(_a=="from"){ |
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return 0; |
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} |
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if(_a=="to"){ |
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return 1; |
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} |
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if(_a===undefined){ |
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return _b==0?0:_b/(_8.length-1); |
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} |
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return parseInt(_a,10)*0.01; |
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}; |
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var p={},o={};
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dojo.forEach(_8,function(k,i){
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var _c=_9(k.step,i);
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var _d=dojo.fx.easing[k.ease]||dojo.fx.easing.linear;
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for(var nm in k){ |
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if(nm=="step"||nm=="ease"||nm=="from"||nm=="to"){ |
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continue;
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} |
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if(!o[nm]){
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o[nm]={steps:[],values:[],eases:[],ease:_d};
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p[nm]={};
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if(!/#/.test(k[nm])){ |
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p[nm].units=o[nm].units=/\D{1,}/.exec(k[nm]).join(""); |
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}else{
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p[nm].units=o[nm].units="isColor";
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} |
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} |
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o[nm].eases.push(dojo.fx.easing[k.ease||"linear"]);
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o[nm].steps.push(_c); |
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if(p[nm].units=="isColor"){ |
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o[nm].values.push(new dojo.Color(k[nm]));
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}else{
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o[nm].values.push(parseInt(/\d{1,}/.exec(k[nm]).join(""))); |
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} |
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if(p[nm].start===undefined){ |
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p[nm].start=o[nm].values[o[nm].values.length-1];
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}else{
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p[nm].end=o[nm].values[o[nm].values.length-1];
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} |
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} |
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}); |
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this._properties=p;
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return o;
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}; |
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dojox.fx._Timeline.prototype.getValue=function(p){ |
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p=this.ani._reversed?1-p:p; |
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var o={},_e=this; |
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var _f=function(nm,i){ |
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return _e._properties[nm].units!="isColor"?_e.keys[nm].values[i]+_e._properties[nm].units:_e.keys[nm].values[i].toCss(); |
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}; |
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for(var nm in this.keys){ |
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var k=this.keys[nm]; |
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for(var i=0;i<k.steps.length;i++){ |
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var _10=k.steps[i];
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var ns=k.steps[i+1]; |
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var _11=i<k.steps.length?true:false; |
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var _12=k.eases[i]||function(n){ |
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return n;
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}; |
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if(p==_10){
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o[nm]=_f(nm,i); |
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if(!_11||(_11&&this.ani._reversed)){ |
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break;
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} |
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}else{
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if(p>_10){
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if(_11&&p<k.steps[i+1]){ |
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var end=k.values[i+1]; |
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var beg=k.values[i];
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var seg=(1/(ns-_10))*(p-_10); |
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seg=_12(seg); |
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if(beg instanceof dojo.Color){ |
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o[nm]=dojo.blendColors(beg,end,seg).toCss(false);
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}else{
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var df=end-beg;
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o[nm]=beg+seg*df+this._properties[nm].units;
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} |
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break;
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}else{
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o[nm]=_f(nm,i); |
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} |
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}else{
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if((_11&&!this.ani._reversed)||(!_11&&this.ani._reversed)){ |
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o[nm]=_f(nm,i); |
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} |
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} |
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} |
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} |
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} |
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return o;
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}; |
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} |