class Zabor extends Shape

{

        private var bgImage:BitmapData;

        private var bgDimension:Rectangle;

 

        public function Zabor(clip:DisplayObject):void

        {

                bgDimension = clip.getRect(null);

                bgImage = new BitmapData(bgDimension.width, bgDimension.height);

                bgImage.draw(clip);

        }

 

        public function redraw(delta:Number,width:Number):void

        {

                graphics.clear();

                var matrix:Matrix = new Matrix();

                matrix.translate(delta % bgDimension.width, 0);

                graphics.beginBitmapFill(bgImage, matrix, true, true);

                graphics.drawRect(width, bgDimension.height);

                graphics.endFill();

        }

}

var vSSpeed: Number = 9;

..

this.addEventListener(Event.ENTER_FRAME, moveSurroundings);

...

private function drawSurroundings():void

{

        var sourceBMP:BitmapData = new perilaUp(0, 0);

 

        upBorder1.graphics.beginBitmapFill(sourceBMP);

        upBorder1.graphics.drawRect(0, 0, 1008, 168);

        upBorder1.graphics.endFill();

        addChild(upBorder1);

        upBorder1.y = 17;

        upBorder1.x = 0;

 

        upBorder2.graphics.beginBitmapFill(sourceBMP);

        upBorder2.graphics.drawRect(0, 0, 1008, 168);

        upBorder2.graphics.endFill();

        addChild(upBorder2);

        upBorder2.y = 17;

        upBorder2.x = 1008;

}

 

...

 

private function moveSurroundings(e: Event):void

{

        upBorder1.x -= vSSpeed;

        upBorder2.x -= vSSpeed;

        downBorder1.x -= vSSpeed;

        downBorder2.x -= vSSpeed;

        if (upBorder1.x < -1008) {upBorder1.x +=1008}

        if (upBorder2.x < 0) {upBorder2.x += 1008}

        if (downBorder1.x < -1008) {downBorder1.x +=1008}

        if (downBorder2.x < 0) {downBorder2.x += 1008}                        

}