cacert-testmgr/external/ZendFramework-1.9.5/externals/dojo/dojox/charting/action2d/Magnify.js

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dojo.provide("dojox.charting.action2d.Magnify");
dojo.require("dojox.charting.action2d.Base");
dojo.require("dojox.gfx.matrix");
dojo.require("dojo.fx");
(function(){
var DEFAULT_SCALE = 2,
m = dojox.gfx.matrix,
gf = dojox.gfx.fx;
dojo.declare("dojox.charting.action2d.Magnify", dojox.charting.action2d.Base, {
// the data description block for the widget parser
defaultParams: {
duration: 400, // duration of the action in ms
easing: dojo.fx.easing.backOut, // easing for the action
scale: DEFAULT_SCALE // scale of magnification
},
optionalParams: {}, // no optional parameters
constructor: function(chart, plot, kwArgs){
// process optional named parameters
this.scale = kwArgs && typeof kwArgs.scale == "number" ? kwArgs.scale : DEFAULT_SCALE;
this.connect();
},
process: function(o){
if(!o.shape || !(o.type in this.overOutEvents) ||
!("cx" in o) || !("cy" in o)){ return; }
var runName = o.run.name, index = o.index, vector = [], anim, init, scale;
if(runName in this.anim){
anim = this.anim[runName][index];
}else{
this.anim[runName] = {};
}
if(anim){
anim.action.stop(true);
}else{
this.anim[runName][index] = anim = {};
}
if(o.type == "onmouseover"){
init = m.identity;
scale = this.scale;
}else{
init = m.scaleAt(this.scale, o.cx, o.cy);
scale = 1 / this.scale;
}
var kwArgs = {
shape: o.shape,
duration: this.duration,
easing: this.easing,
transform: [
{name: "scaleAt", start: [1, o.cx, o.cy], end: [scale, o.cx, o.cy]},
init
]
};
if(o.shape){
vector.push(gf.animateTransform(kwArgs));
}
if(o.oultine){
kwArgs.shape = o.outline;
vector.push(gf.animateTransform(kwArgs));
}
if(o.shadow){
kwArgs.shape = o.shadow;
vector.push(gf.animateTransform(kwArgs));
}
if(!vector.length){
delete this.anim[runName][index];
return;
}
anim.action = dojo.fx.combine(vector);
if(o.type == "onmouseout"){
dojo.connect(anim.action, "onEnd", this, function(){
if(this.anim[runName]){
delete this.anim[runName][index];
}
});
}
anim.action.play();
}
});
})();