import flash.display.Sprite;
import flash.events.Event;
import flash.geom.Matrix3D;
import flash.Vector;

class DrawCubes extends Draw3D {
	
	private var mc:Sprite;
	private var rx:Float;
	private var ry:Float;

	static function main() {
		//boilerplate
		var app:DrawCubes = new DrawCubes();
		flash.Lib.current.addChild(app);
		app.init();
	}

	function new() {
		super();
	}

	override private function init() {
		super.init();
		rx = 0;
		ry = 0;
	}

	override private function update() {
		ry++;
		rx++;
		//reset state
		vertices = new Vector<Float>();
		commands = new Vector<Int>();
		loadIdentityMatrix();
		//apply global rotations
		rotate(0, ry, 0);
		rotate(rx, 0, 0);
		//shift over half a square-width
		modelViewMatrix.prependTranslation(-50,-50,50);
		//goto origin of modelview matrix
		move(0,0,0);
		//middle 3
		pushMatrix();
		drawCube();
		popMatrix();

		pushMatrix();
		move(150,0,0);
		drawCube();
		popMatrix();

		pushMatrix();
		move(-150,0,0);
		drawCube();
		popMatrix();
	}

	override private function render(event)
	{
		super.render(event);
	}

	private function drawCube()
	{
		//draw cube
		//back
		drawSquare();
		//left
		pushMatrix();
		rotate(0,90,0);
		drawSquare();
		popMatrix();
		//top
		pushMatrix();
		rotate(-90,0,0);
		drawSquare();
		popMatrix();
		//right
		pushMatrix();
		move(100,0,0);
		rotate(0,90,0);
		drawSquare();
		popMatrix();
		//bottom
		pushMatrix();
		move(0,100,0);
		rotate(-90,0,0);
		drawSquare();
		popMatrix();
		//front (not really necessary)
		pushMatrix();
		move(0,0,-100);
		drawSquare();
		popMatrix();
		
	}

	private function drawSquare()
	{
		draw(100,0,0);
		rotate(0,0,90);
		draw(100,0,0);
		rotate(0,0,90);
		draw(100,0,0);
		rotate(0,0,90);
		draw(100,0,0);
		rotate(0,0,90);//return to starting orientation
	}


}