import com.lo9ic.Drawable;
import com.lo9ic.Node;
import com.lo9ic.Style;

class com.lo9ic.Polygon implements Drawable {
	private var $nodes:Array;
	private var $style:Style;
	private var $clip:MovieClip;
	private var $i, $j, $z:Number;
	
	function Polygon() {
		$nodes = new Array();
		$style = new Style();
	}
	
	public function addNode(a:Node, b:Boolean) {
		$nodes.push({node:a, control:b});
	}

	public function set style(a:Style):Void {
		$style = a ? a:$style;
	}
	
	public function get style():Style {
		return $style;
	}
	
	public function set clip(a:MovieClip):Void {
		$clip = a;
	}
	
	public function draw():Void {
		$i = 1;
		$j = 1;
		$z = 0;
		$clip.clear();
		$clip.moveTo($nodes[0].node.x, $nodes[0].node.y);
		$clip.lineStyle($style.lineweight, $style.linecolor, $style.linealpha);
		$clip.beginFill($style.fillcolor, $style.fillalpha);
		while( $i <= $nodes.length) {
			$j = $i%$nodes.length;
			if(!$nodes[$j].control && !$nodes[$i-1].control) {
				$clip.lineTo($nodes[$j].node.x, $nodes[$j].node.y);
			} else if ($nodes[$i-1].control) {
				$clip.curveTo($nodes[$i-1].node.x, $nodes[$i-1].node.y, $nodes[$j].node.x, $nodes[$j].node.y);
			}
			$z += $nodes[$j].node.z;
			$i++;
		}
		$clip.endFill();
		$clip.swapDepths(10000+$z/$nodes.length);
	}
}