package
{
	import away3d.cameras.HoverCamera3D;
	import away3d.containers.View3D;
	import away3d.core.math.Number3D;
	import away3d.primitives.GridPlane;
	import away3d.primitives.SeaTurtle;
	import away3d.primitives.Trident;
	
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.events.MouseEvent;
	
	[SWF(width="500", height="300", frameRate="60", backgroundColor="#FFFFFF")]
	public class Basic08_gridplane extends Sprite
	{
		private var view:View3D;
		private var cover:Cover;
		private var cam:HoverCamera3D;
		
		private var planeX:GridPlane;
		private var planeY:GridPlane;
		private var planeZ:GridPlane;
		private var gridsize:Number = 1000;
		
		// camera variables
		private var move:Boolean = false;
		private var lastPanAngle:Number;
		private var lastTiltAngle:Number;
		private var lastMouseX:Number;
		private var lastMouseY:Number;
		
		[Embed(source="resources/seaturtle.jpg")]
		private var turtleTexture:Class;
        
		public function Basic08_gridplane()
		{
			cam = new HoverCamera3D({zoom:1, focus:7});
			cam.targetpanangle = cam.panangle = 45;
			cam.targettiltangle = cam.tiltangle = 5;
			cam.mintiltangle = -90;
			
			// create a viewport
			view = new View3D({x:250,y:150,camera:cam});
			addChild(view);
			view.camera.y = 300;
			view.camera.zoom = 35;
			view.camera.lookAt(new Number3D(0,0,0));
			
			// Make a plane
			planeX = new GridPlane({width:gridsize,height:gridsize,segmentsW:10,segmentsH:10,material:"#red"});
			view.scene.addChild(planeX);
			planeY = new GridPlane({width:gridsize,height:gridsize,segmentsW:10,segmentsH:10,rotationX:90,material:"#lightgreen"});
			view.scene.addChild(planeY);
			planeZ = new GridPlane({width:gridsize,height:gridsize,segmentsW:10,segmentsH:10,rotationX:90,rotationY:90,material:"#blue"});
			view.scene.addChild(planeZ);
			
			// Add trident for reference
			var tri:Trident = new Trident( (gridsize/2+100),true);
			view.scene.addChild(tri);
			
			// Add turtle so we have something to look at
			var turtle:SeaTurtle = new SeaTurtle({material:turtleTexture,rotationX:-90});
			view.scene.addChild(turtle);
						
			// add the cover that prevents the problem with too many SWF files running at once
			cam.hover();
			view.render();
			cover = new Cover(this,500,300,"Click and drag with the mouse to rotate");
			addChild(cover);
			
			// render on enterframe
			this.addEventListener(Event.ENTER_FRAME,render);
			stage.addEventListener(MouseEvent.MOUSE_DOWN, MouseDown);
			stage.addEventListener(MouseEvent.MOUSE_UP, MouseUp);
		}
		private function render(e:Event):void
		{
			if(!cover.visible)
			{
				// rerender viewport
			    var cameraSpeed:Number = 0.3; // Approximately same speed as mouse movement.
			    if (move) {
			        cam.targetpanangle = cameraSpeed*(stage.mouseX - lastMouseX) + lastPanAngle;
			        cam.targettiltangle = cameraSpeed*(stage.mouseY - lastMouseY) + lastTiltAngle;
			    }
			    cam.hover();  
			    view.render();
			}
		}
		private function MouseDown(event:MouseEvent):void
		{
			trace("MouseDown");
		    lastPanAngle = cam.targetpanangle;
		    lastTiltAngle = cam.targettiltangle;
		    lastMouseX = stage.mouseX;
		    lastMouseY = stage.mouseY;
		    move = true;
		}
		
		private function MouseUp(event:MouseEvent):void
		{
		    move = false;
		}
	}
}