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audinue/MouseWheel.as

Created May 4, 2015 15:56
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Mouse Wheel Zoom
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MouseWheel.as
import flash.events.MouseEvent;
stage.addEventListener(MouseEvent.MOUSE_WHEEL, mouseWheel);
var scale:Number = 1;
function mouseWheel(e:MouseEvent):void {
scale = e.delta > 0 ? scale + .5:scale - .5;
image.scaleX = image.scaleY = scale;
image.x = mouseX - e.localX * image.scaleX;
image.y = mouseY - e.localY * image.scaleY;
}
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