Easing Amination
package {
import flash.display.Sprite;
import flash.events.Event;
import flash.events.TimerEvent;
import flash.utils.Timer;
public class Main extends Sprite {
private var _sprite:Sprite = new Sprite( );
private var _easingSpeed:Number = 0.1;
private var _targetX:Number = 400;
private var _targetY:Number = 200;
private var _timer:Timer;
public function Main( ) {
_sprite.graphics.beginFill(0x0000ff, 100);
_sprite.graphics.drawCircle(0, 0, 25);
_sprite.graphics.endFill( );
_sprite.x = 50;
_sprite.y = 50;
addChild(_sprite);
addEventListener(Event.ENTER_FRAME, onEnterFrame);
}
public function onEnterFrame(event:Event):void {
var vx:Number = (_targetX - _sprite.x) * _easingSpeed;
var vy:Number = (_targetY - _sprite.y) * _easingSpeed;
_sprite.x += vx;
_sprite.y += vy;
}
}
}
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