Hack to fix offset/cropped text when scaling a TextField in OpenFL

RTextField.hx

package flash.text;
import openfl.text.TextField;
import openfl.text.TextFormat;

/**
 * ...
 * @author Martin Jonasson, m@grapefrukt.com
 */
#if flash
typedef RTextField = TextField;
#else 
class RTextField extends TextField {
	
	private var _text:String = "";
	private var _y:Float = 0;

	public static inline var MAGIC_NUMBER:Float = 1.2;

	override private function set_defaultTextFormat(inFormat:TextFormat):TextFormat {
		super.set_defaultTextFormat(inFormat);
		set_y(_y);
		return inFormat;
	}

	override private function get_y():Float {
		return _y;
	}

	override private function set_y(inVal:Float):Float {
		_y = inVal;
		super.set_y(inVal - getOffset());
		return inVal;
	}

	override private function set_text(inText:String):String {
		_text = inText;
		super.set_text("\n" + _text);
		return _text;
	}

	override private function get_text():String {
		return _text;
	}

	override private function get_textHeight():Float {
		return super.get_textHeight() - getOffset();
	}

	private inline function getOffset(){
		return defaultTextFormat.size * MAGIC_NUMBER;
	}

}
#end