MouseFollowerSmoother

MouseFollower.as

by kadal 16 Apr 2009

• Forked from kadal's MouseFollower
• Diff: 40
• Related works: 3
Embed

// forked from kadal's MouseFollower
// forked from kadal's Follower
// forked from kadal's Plasma
/* MouseFollower.as */
//
package {
	import flash.display.Sprite;
	import flash.display.Graphics;
	import flash.display.DisplayObject;
        import flash.display.BlendMode;
	import flash.events.MouseEvent;
	import flash.events.Event;
	import flash.filters.BlurFilter;
        import net.hires.debug.Stats;

        [SWF(backgroundColor="#000000", frameRate=30)]
      
	public class MouseFollower extends Sprite {
                private const SW:Number = stage.stageWidth;
                private const SH:Number = stage.stageHeight;
                private var drawArea:Sprite = new Sprite();
                private var headerP:Sprite = new Sprite();
		private var p:Walker = new Walker();

                private var myStage:Sprite = new Sprite();
                        
		public function MouseFollower() {
                        addChild(myStage);
                        myStage.addChild(drawArea);
                        p.myX = SW/2;
                        p.myY = SH/2
                        p.mySpeed = 8;
                        p.myRad = 0;
                        p.myWeight = 2;
                        p.myColor = 0xFFFFFF;

                        headerP.graphics.beginFill(0xFFFFFF, 1);
                        headerP.graphics.moveTo(0,-17);
                        headerP.graphics.lineTo(6,0);
                        headerP.graphics.lineTo(-6,0);
                        headerP.graphics.lineTo(0,-17);
                        headerP.graphics.endFill();
                        myStage.addChild(headerP);
                        headerP.x = SW/2;
                        headerP.y = SH/2;
                        
                        buttonMode = true;
			addEventListener(MouseEvent.CLICK, myWalk);
                        addChild(new Stats());

		}

		private function myWalk(evt:MouseEvent):void {
    			removeEventListener(MouseEvent.CLICK, myWalk);

                        p.graphics.lineStyle(p.myWeight, p.myColor, 1)
                        p.graphics.moveTo(p.myX, p.myY);
             
			drawArea.addChild(p);
			p.addEventListener(Event.ENTER_FRAME, xMove);
    			addEventListener(MouseEvent.CLICK, myStop);
		}

		private function xMove(evt:Event):void{
			var p:Object = evt.target;

                        var myV:Number = p.myRad-Math.atan2(mouseY - SH/2, mouseX - SW/2);
                        if(myV > Math.PI){
                            myV -= Math.PI*2;   
                        } else if(myV < -Math.PI){
                            myV += Math.PI*2;    
                        }
                        
                        p.myRad -= myV/5;
                        p.myRad %= 2*Math.PI;
                        
                        var myDist:Number = Math.sqrt((SW/2-mouseX)*(SW/2-mouseX)+(SH/2-mouseY)*(SH/2-mouseY))

                        p.mySpeed = myDist/20;
                        p.vX = p.mySpeed * Math.cos(p.myRad);
                        p.vY = p.mySpeed * Math.sin(p.myRad);
                        p.myX += p.vX;
                        p.myY += p.vY;
                        p.graphics.lineStyle(p.myWeight, p.myColor, 1)
                        p.graphics.lineTo(p.myX, p.myY);

                        myStage.x = -p.myX + SW/2;
                        myStage.y = -p.myY + SH/2;
                        headerP.x = p.myX;
                        headerP.y = p.myY;
                        headerP.rotation = (p.myRad*360)/(2*Math.PI) + 90;
		}
                private function myStop(evt:MouseEvent):void{
                    p.removeEventListener(Event.ENTER_FRAME, xMove);
 		    removeEventListener(MouseEvent.CLICK, myStop);
                    addEventListener(MouseEvent.CLICK, myWalk);
                }
	}
}

import flash.display.Sprite;
class Walker extends Sprite {
    public var myX:Number;
    public var myY:Number;
    public var vX:Number;
    public var vY:Number;
    public var mySpeed:Number;
    public var myRad:Number;
    public var myWeight:Number;
    public var myWidth:Number;
    public var myColor:Number;
    public function Walker(){
    }
}