package skins
{
	import flash.display.GradientType;
	import flash.geom.Matrix;
	
	import mx.controls.scrollClasses.ScrollBar;
	import mx.skins.Border;
	import mx.utils.ColorUtil;

	public class VScroll extends Border
	{
		override public function get measuredWidth():Number
        {
            return ScrollBar.THICKNESS;
        }
    
        override public function get measuredHeight():Number
        {
            return 11;
        }	
        	
        private var backgroundColor: uint;
        private var backgroundColorAlt: uint;
        private var borderColor: uint;	
        private var padding: Number = 2;        
        
		override protected function updateDisplayList(unscaledWidth:Number, unscaledHeight:Number):void {
			super.updateDisplayList(unscaledWidth, unscaledHeight);
		   	graphics.clear();
			unscaledWidth -= 1;
			
    		borderColor = getStyle('borderColor');
			backgroundColor = getStyle('fillColors')[0];			
			
		   	switch (name) {
				case "thumbDownSkin":
					backgroundColor = ColorUtil.adjustBrightness(getStyle('fillColors')[0], 60);	
		 			break;
		 		default:
		 			
		 			break;
		   	}
		   	
		   	backgroundColorAlt = ColorUtil.adjustBrightness(backgroundColor, 120);
		   	
		    var matrix: Matrix = new Matrix();
		   	matrix.createGradientBox(unscaledWidth, unscaledHeight, 0, 0, 0);
		   	drawRoundRect(padding + 1, 0, unscaledWidth - padding*2 - 1, unscaledHeight, 0,
		   		[backgroundColor, backgroundColorAlt, backgroundColor], [1, 1, 1],
		   		matrix, GradientType.LINEAR, [40, 80, 200]);
		}
	}
}