银子 ’s 博客

package
{
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.events.TimerEvent;
	import flash.utils.Timer;
	import flash.filters.DropShadowFilter;
 
	public class Cartoon extends Sprite
	{
		private var _sprite:Sprite;
		private var _vx:Number;
		private var _vy:Number;
		private var _dx:Number;
		private var _dy:Number;
		private var _dist:Number;
		private var _angle:Number = 10;
		private var _speed:uint = 10;
		private var _easingSpeed:Number = .1;
		private var _targetX = 400;
		private var _targetY = 300;
		private var _timer:Timer;
 
		public function Cartoon()
		{
			_sprite = new Sprite();
			_sprite.graphics.lineStyle();
			_sprite.graphics.beginFill(0x336699, 100);
			_sprite.graphics.drawCircle(0, 0, 25);
			_sprite.graphics.endFill();
			_sprite.x = 50;
			_sprite.y = 50;			
			addChild(_sprite);
			_sprite.filters = [new DropShadowFilter()];
 
			/*
			var radians:Number = _angle * Math.PI / 180;
			_vx = Math.cos(radians) * _speed;
			_vy = Math.sin(radians) * _speed;
			trace(Math.cos(radians));
			trace(Math.sin(radians));
			*/
 
			_timer = new Timer(30);
			_timer.addEventListener("timer", onTimer);
			_timer.start();
		}
 
		private function onTimer(event:TimerEvent):void
		{
			/*
			_dx = _targetX - _sprite.x;
			_dy = _targetY - _sprite.y;
			trace(_dx);
			trace(_dy);
			_dist = Math.sqrt(_dx * _dx + _dy * _dy);
			trace(_dist);
 
			if(_dist < 1)
			{
				_sprite.x = _targetX;
				_sprite.y = _targetY;
				_timer.stop();
			}
			else
			{
			*/
				_vx = (mouseX - _sprite.x) * _easingSpeed;
				_vy = (mouseY - _sprite.y) * _easingSpeed;
				_sprite.x += _vx;
				_sprite.y += _vy;
				trace(_sprite.x);
				trace(_sprite.y);
			/*
			}
			*/
		}
	}
}