package world.items {
	
	import flash.display.Sprite;
	import flash.geom.Point;
	
	import creatures.*;
	import world.*;
	import world.items.behaviors.*;
	
	public class Dweller {
		
		public static const STAND_ANIM:int = 0;
		public static const WALK_ANIM:int = 1;
		public static const ATTACK_ANIM:int = 2;
		public static const TREMBLE_ANIM:int = 3;
		
		private var _walkSpeed:Number = 2;
		private var _turnSpeed:Number = .03;
			  
		protected var animations:Array = new Array();
		protected var activeAnimation:SkeletonAnimation;
		protected var activeBehavior:Behavior;
			
		protected var _display:Skeleton;
		protected var _size:Number = 100;
		protected var _angle:Number = 0;
		protected var _location:Point = new Point(1,2);
		protected var _environment:Environment;
			
		public function get walkSpeed():Number {
			return _walkSpeed;
		}
		public function set walkSpeed(n:Number):void {
			_walkSpeed = n;
		}
			
		public function get turnSpeed():Number {
			return _turnSpeed;
		}
		public function set turnSpeed(n:Number):void {
			_turnSpeed = n;
		}
		
		public function get display():Skeleton {
			return _display;
		}
		public function set display(s:Skeleton):void {
			_display = s;
		}
		
		public function get size():Number {
			return _size;
		}
		public function set size(n:Number):void {
			_size = n;
		}
		
		public function get angle():Number {
			return _angle;
		}
		public function set angle(n:Number):void {
			_angle = n;
			if (_display) {
				_display.angle = _angle;
			}
		}
		
		public function get location():Point {
			return _location.clone();
		}
		public function set location(p:Point):void {
			_location = p.clone();
			if (_display && _environment) {
				_display.location = _environment.transformLocation(_location);
			}
		}
			
		public function get environment():Environment {
			return _environment;
		}
		public function set environment(e:Environment):void {
			_environment = e;
		}
		
		public function get depth():Number {
			return _display.location.y;
		}
		
		public function get behavior():Behavior {
			return activeBehavior;
		}
		
		
		public function Dweller() {
			
		}
		
		public function clone():Dweller {
			var copy:Dweller = new Dweller();
			return copy;
		}
		
		public function toString():String {
			return "[Dweller]";
		}
		
		
		public function step():void {
			if (_display) {
				if (activeBehavior) {
					activeBehavior.step();
				}
				if (activeAnimation) {
					activeAnimation.step();
				}
				_display.draw();
			}
		}
		
		public function addSkeletonAnimation(animation:SkeletonAnimation, animationID:int):SkeletonAnimation {
			if (!animations.length) {
				animations[animationID] = animation;
				setSkeletonAnimation(animationID);
			}else{
				animations[animationID] = animation;
			}
			animations[animationID] = animation;
			return animation;
		}
		
		public function setSkeletonAnimation(animationID:int):void {
			if (animations[animationID]) {
				activeAnimation = animations[animationID];
				_display.setAnimation(activeAnimation);
			}
		}
		
		public function setBehavior(behavior:Behavior):void {
			if (activeBehavior) {
				activeBehavior.owner = null;
			}
			activeBehavior = behavior;
			activeBehavior.owner = this;
		}
	}
}