/Task/Pinstripe-Display/ActionScript/pinstripe-display.as
ActionScript | 52 lines | 35 code | 17 blank | 0 comment | 9 complexity | 03bf660f6e3c81ebc76ed86dd1a51d3d MD5 | raw file
- package {
- import flash.display.Bitmap;
- import flash.display.BitmapData;
- import flash.display.Sprite;
- import flash.events.Event;
- public class Pinstripe extends Sprite {
- public function Pinstripe():void {
- if (stage) init();
- else addEventListener(Event.ADDED_TO_STAGE, init);
- }
- private function init(e:Event = null):void {
- var data:BitmapData = new BitmapData(stage.stageWidth, stage.stageHeight, false, 0xFFFFFFFF);
- data.lock();
- var w:uint = data.width, h:uint = data.height / 4;
- var x:uint, y:uint = 0, i:uint, px:uint, colour:uint, maxy:uint = h;
- for ( i = 1; i <= 4; i++ ) {
- for ( ; y < maxy; y++ ) {
- colour = 0xFF000000;
- px = 1;
- for ( x = 0; x < w; x++ ) {
- if ( px == i ) {
- colour = (colour == 0xFF000000) ? 0xFFFFFFFF : 0xFF000000;
- px = 1;
- }
- else px++;
- data.setPixel32(x, y, colour);
- }
- }
- maxy += h;
- }
- data.unlock();
- addChild(new Bitmap(data));
- }
- }
- }