root / trunk / web / dojo / dojox / fx / Timeline.js @ 13
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.fx.Timeline"]){ |
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| 9 | dojo._hasResource["dojox.fx.Timeline"]=true; |
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| 10 | dojo.provide("dojox.fx.Timeline");
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| 11 | dojo.require("dojo.fx.easing");
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| 12 | dojox.fx.animateTimeline=function(_1,_2){ |
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| 13 | var _3=new dojox.fx._Timeline(_1.keys); |
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| 14 | 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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| 15 | }}); |
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| 16 | dojo.connect(_4,"onEnd",function(_5){ |
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| 17 | var _6=_4.curve.getValue(_4.reversed?0:1); |
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| 18 | dojo.style(_5,_6); |
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| 19 | }); |
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| 20 | dojo.connect(_4,"beforeBegin",function(){ |
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| 21 | if(_4.curve){
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| 22 | delete _4.curve;
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| 23 | } |
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| 24 | _4.curve=_3; |
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| 25 | _3.ani=_4; |
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| 26 | }); |
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| 27 | return _4;
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| 28 | }; |
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| 29 | dojox.fx._Timeline=function(_7){ |
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| 30 | this.keys=dojo.isArray(_7)?this.flatten(_7):_7; |
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| 31 | }; |
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| 32 | dojox.fx._Timeline.prototype.flatten=function(_8){ |
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| 33 | var _9=function(_a,_b){ |
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| 34 | if(_a=="from"){ |
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| 35 | return 0; |
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| 36 | } |
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| 37 | if(_a=="to"){ |
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| 38 | return 1; |
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| 39 | } |
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| 40 | if(_a===undefined){ |
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| 41 | return _b==0?0:_b/(_8.length-1); |
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| 42 | } |
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| 43 | return parseInt(_a,10)*0.01; |
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| 44 | }; |
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| 45 | var p={},o={};
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| 46 | dojo.forEach(_8,function(k,i){
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| 47 | var _c=_9(k.step,i);
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| 48 | var _d=dojo.fx.easing[k.ease]||dojo.fx.easing.linear;
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| 49 | for(var nm in k){ |
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| 50 | if(nm=="step"||nm=="ease"||nm=="from"||nm=="to"){ |
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| 51 | continue;
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| 52 | } |
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| 53 | if(!o[nm]){
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| 54 | o[nm]={steps:[],values:[],eases:[],ease:_d};
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| 55 | p[nm]={};
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| 56 | if(!/#/.test(k[nm])){ |
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| 57 | p[nm].units=o[nm].units=/\D{1,}/.exec(k[nm]).join(""); |
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| 58 | }else{
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| 59 | p[nm].units=o[nm].units="isColor";
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| 60 | } |
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| 61 | } |
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| 62 | o[nm].eases.push(dojo.fx.easing[k.ease||"linear"]);
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| 63 | o[nm].steps.push(_c); |
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| 64 | if(p[nm].units=="isColor"){ |
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| 65 | o[nm].values.push(new dojo.Color(k[nm]));
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| 66 | }else{
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| 67 | o[nm].values.push(parseInt(/\d{1,}/.exec(k[nm]).join(""))); |
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| 68 | } |
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| 69 | if(p[nm].start===undefined){ |
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| 70 | p[nm].start=o[nm].values[o[nm].values.length-1];
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| 71 | }else{
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| 72 | p[nm].end=o[nm].values[o[nm].values.length-1];
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| 73 | } |
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| 74 | } |
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| 75 | }); |
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| 76 | this._properties=p;
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| 77 | return o;
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| 78 | }; |
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| 79 | dojox.fx._Timeline.prototype.getValue=function(p){ |
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| 80 | p=this.ani._reversed?1-p:p; |
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| 81 | var o={},_e=this; |
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| 82 | var _f=function(nm,i){ |
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| 83 | 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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| 84 | }; |
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| 85 | for(var nm in this.keys){ |
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| 86 | var k=this.keys[nm]; |
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| 87 | for(var i=0;i<k.steps.length;i++){ |
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| 88 | var _10=k.steps[i];
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| 89 | var ns=k.steps[i+1]; |
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| 90 | var _11=i<k.steps.length?true:false; |
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| 91 | var _12=k.eases[i]||function(n){ |
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| 92 | return n;
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| 93 | }; |
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| 94 | if(p==_10){
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| 95 | o[nm]=_f(nm,i); |
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| 96 | if(!_11||(_11&&this.ani._reversed)){ |
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| 97 | break;
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| 98 | } |
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| 99 | }else{
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| 100 | if(p>_10){
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| 101 | if(_11&&p<k.steps[i+1]){ |
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| 102 | var end=k.values[i+1]; |
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| 103 | var beg=k.values[i];
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| 104 | var seg=(1/(ns-_10))*(p-_10); |
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| 105 | seg=_12(seg); |
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| 106 | if(beg instanceof dojo.Color){ |
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| 107 | o[nm]=dojo.blendColors(beg,end,seg).toCss(false);
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| 108 | }else{
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| 109 | var df=end-beg;
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| 110 | o[nm]=beg+seg*df+this._properties[nm].units;
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| 111 | } |
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| 112 | break;
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| 113 | }else{
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| 114 | o[nm]=_f(nm,i); |
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| 115 | } |
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| 116 | }else{
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| 117 | if((_11&&!this.ani._reversed)||(!_11&&this.ani._reversed)){ |
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| 118 | o[nm]=_f(nm,i); |
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| 119 | } |
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| 120 | } |
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| 121 | } |
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| 122 | } |
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| 123 | } |
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| 124 | return o;
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| 125 | }; |
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| 126 | } |