Flash/Flex学习笔记(21)：利用colorTransform改变对象的颜色及透明度

txtRedMultiplier.addEventListener(Event.CHANGE,ChangeHandler);
txtGreenMultiplier.addEventListener(Event.CHANGE,ChangeHandler);
txtBlueMultiplier.addEventListener(Event.CHANGE,ChangeHandler);
txtAlphaMultiplier.addEventListener(Event.CHANGE,ChangeHandler);

txtRedOffset.addEventListener(Event.CHANGE,ChangeHandler);
txtGreenOffset.addEventListener(Event.CHANGE,ChangeHandler);
txtBlueMultiplier.addEventListener(Event.CHANGE,ChangeHandler);
txtAlphaMultiplier.addEventListener(Event.CHANGE,ChangeHandler);

function ChangeHandler(e:Event) {
	var redMultiplier:Number=txtRedMultiplier.value;
	var greenMultiplier:Number=txtGreenMultiplier.value;
	var blueMultiplier:Number=txtBlueMultiplier.value;
	var alphaMultiplier:Number=txtAlphaMultiplier.value;

	var redOffSet:Number=txtRedOffset.value;
	var greenOffSet:Number=txtGreenOffset.value;
	var blueOffSet:Number=txtBlueOffset.value;
	var alphaOffSet:Number=txtAlphaOffset.value;

	//trace("redMultiplier=" + redMultiplier);
	//trace("greenMultiplier=" + greenMultiplier);
	//trace("blueMultiplier=" + blueMultiplier);
	//trace("alphaMultiplier=" + alphaMultiplier);

	var color:ColorTransform = new ColorTransform(redMultiplier,
	   greenMultiplier,
	   blueMultiplier,
	   alphaMultiplier,
	   redOffSet,
	   greenOffSet,
	   blueOffSet,
	   alphaOffSet);
	
	R.transform.colorTransform = 
	G.transform.colorTransform = 
	B.transform.colorTransform = 
	RGB.transform.colorTransform = 
	img.transform.colorTransform = color;
}
ChangeHandler(null);
stop();