Main.hx

package;


import openfl.display.Bitmap;
import openfl.display.BitmapData;
import openfl.display.Sprite;
import openfl.events.Event;
import openfl.geom.Rectangle;
import openfl.Assets;


class Main extends Sprite {
	
	
	public function new () {
		
		super ();

		var container = new Sprite ();
		container.x = 20;
		container.y = 20;
		container.scrollRect = new Rectangle (0, -150, 500, 250);
		addChild (container);
		
		var bitmap = new Bitmap (Assets.getBitmapData ("assets/openfl.png"));
		container.addChild (bitmap);

		var scrollRectOutline = new Sprite ();
		scrollRectOutline.graphics.lineStyle (1, 0x000000, 0.1);
		scrollRectOutline.graphics.drawRect (container.x, container.y, container.scrollRect.width, container.scrollRect.height);
		addChild (scrollRectOutline);

		var actualBoundsOutline = new Sprite ();
		addChild (actualBoundsOutline);

		var hits = new Sprite ();
		addChild (hits);

		addEventListener (Event.ENTER_FRAME, function (event:Event):Void {
			var bounds = bitmap.getBounds (this);
			actualBoundsOutline.graphics.clear ();
			actualBoundsOutline.graphics.lineStyle (1, 0xff0000, 1.0);
			actualBoundsOutline.graphics.drawRect (bounds.x, bounds.y, bounds.width, bounds.height);
			hits.graphics.clear ();
			hits.graphics.beginFill (0xff0000);
			for (y10 in 0...Std.int(stage.stageHeight/10)) {
				for (x10 in 0...Std.int(stage.stageWidth/10)) {
					var x = x10*10;
					var y = y10*10;
					if (bitmap.hitTestPoint (x, y)) {
						hits.graphics.drawRect (x, y, 1, 1);
					}
				}
			}
		});
		
	}
	
	
}