import flash.display.MovieClip;

var container:MovieClip = new MovieClip();
var blueClip:MovieClip = new BlueClip();
var redClip:MovieClip = new RedClip();
var counter:int =0;
redClip.x=200;
redClip.y=200;
//redClip.z=10;

addChild(blueClip);
addChild(redClip);
addChild(container);

addEventListener(Event.ENTER_FRAME, enterFrame);

function enterFrame(e:Event):void
{
    blueClip.x = mouseX;
    blueClip.y = mouseY;

    //redClip.rotation++;
    redClip.width++;
    redClip.height++;
    var blueRect:Rectangle = blueClip.getBounds(this);
    var blueOffset:Matrix = blueClip.transform.matrix;
    blueOffset.tx = blueClip.x - blueRect.x;
    blueOffset.ty = blueClip.y - blueRect.y;

    var blueClipBmpData = new BitmapData(blueRect.width, blueRect.height, true, 0);
    blueClipBmpData.draw(blueClip);

    var redRect:Rectangle = redClip.getBounds(this);
    var redClipBmpData = new BitmapData(redRect.width, redRect.height, true, 0);

    var redOffset:Matrix = redClip.transform.matrix;
    redOffset.tx = redClip.x - redRect.x;
    redOffset.ty = redClip.y - redRect.y;

    redClipBmpData.draw(redClip, redOffset);

    var rLoc:Point = new Point(redRect.x, redRect.y);
    var bLoc:Point = new Point(blueRect.x, blueRect.y);

    if(redClipBmpData.hitTest(rLoc,
                                    255,
                                    blueClipBmpData,
                                    bLoc,
                                    255
                                ))
    {
        trace("hit");
        redClip.filters = [new GlowFilter()];
    }
    else
    {
        redClip.filters = [];
    }

    blueClipBmpData.dispose();
    redClipBmpData.dispose();
}