// forked from mex's 【AS100本ノック】10回目：爆破 /* * AS100本ノック * 10回目のお題は「爆破」 * あなたなりの「爆破」を表現してください。 * -- * マウスで一筆書きしてね * ばらばらヒュー */ package { import flash.display.Bitmap; import flash.display.Sprite; import flash.events.Event; import org.libspark.betweenas3.BetweenAS3; import org.libspark.betweenas3.core.easing.IEasing; import org.libspark.betweenas3.easing.*; import org.libspark.betweenas3.events.*; import org.libspark.betweenas3.tweens.IObjectTween; import org.libspark.betweenas3.tweens.ITween; [SWF(width=465, height=465, backgroundColor=0xFFFFFF, frameRate=60)] public class Explosion extends Sprite { public static const STAGE_WIDTH:Number = 465; public static const STAGE_HEIGHT:Number = 465; private static const WIDTH_SIZE:Number = 50; private var _drawItem:ExplosionItem; private var _divisionItem:ExplosionDivision; private var _tween:ITween; public function Explosion() { init(); } private function init():void { _drawItem = new ExplosionItem(stage); _drawItem.event.addEventListener(Event.COMPLETE, drawCompleteEvent); addChild(_drawItem); } private function drawCompleteEvent(event:Event):void { if(_tween) _tween.stop(); var item:Bitmap; if(_divisionItem) { for each(item in _divisionItem.getParts()) { removeChild(item); } } _divisionItem = new ExplosionDivision(_drawItem); var tweens:Array = []; for each(item in _divisionItem.getParts()) { addChild(item); tweens.push( BetweenAS3.serial( BetweenAS3.tween( item, makeStatus(item), null, Math.random() + 2, Quart.easeOut ), BetweenAS3.tween( item, {y: STAGE_HEIGHT-10}, null, 1, Quart.easeIn ) ) ); } _tween = BetweenAS3.delay(BetweenAS3.parallelTweens(tweens), 1); _tween.addEventListener(TweenEvent.COMPLETE, tweenCompleteHandler); _tween.play(); _drawItem.graphics.clear(); } private function makeStatus(item:Bitmap):Object { var obj:Object = {}; obj.x = ((item.x - STAGE_WIDTH/2) * (10*Math.random())) + STAGE_WIDTH/2; obj.y = ((item.y - STAGE_HEIGHT/2) * (10*Math.random())) + STAGE_HEIGHT/2; obj.scaleX = item.x / (STAGE_WIDTH/2) * 2; obj.scaleY = item.y / (STAGE_HEIGHT/2) * 2; obj.alpha = 0.5; obj.rotationZ = (item.y - STAGE_HEIGHT/2 < 0 ? 360 : -360) * Math.random(); return obj; } private function tweenCompleteHandler(event:TweenEvent):void { _drawItem.isActive = true; } } } import flash.display.Bitmap; import flash.display.BitmapData; import flash.display.Graphics; import flash.display.Sprite; import flash.display.Stage; import flash.events.Event; import flash.events.EventDispatcher; import flash.events.MouseEvent; import flash.geom.Point; import flash.geom.Rectangle; import frocessing.color.ColorHSV; class ExplosionItem extends Sprite { private var _event:EventDispatcher; private var _g:Graphics; private var _type:Vector.<int>; private var _pos2D:Vector.<Number>; private var _isDown:Boolean; private var _stage:Stage; private var _hsv:ColorHSV; public var isActive:Boolean; public function ExplosionItem(s:Stage) { _stage = s; isActive = true; init(); } private function init():void { _hsv = new ColorHSV(0, 1, 1, 1); _event = new EventDispatcher(); _g = graphics; _stage.addEventListener(MouseEvent.MOUSE_DOWN, mouseDownHandler); _stage.addEventListener(MouseEvent.MOUSE_UP, mouseUpHandler); _stage.addEventListener(MouseEvent.MOUSE_MOVE, mouseMoveHandler); } public function get event():EventDispatcher { return _event; } private function mouseDownHandler(event:MouseEvent):void { if(isActive) { _hsv.h = (new Date()).time % 360; _g.clear(); _type = new Vector.<int>; _pos2D = new Vector.<Number>; _type.push(1); _pos2D.push(event.stageX); _pos2D.push(event.stageY); _isDown = true; } } private function mouseUpHandler(event:MouseEvent):void { if(isActive) { _g.clear(); _type.push(2); _pos2D.push(_pos2D[0]); _pos2D.push(_pos2D[1]); _g.lineStyle(3, _hsv.value); _g.beginFill(_hsv.value, 0.5); _g.drawPath(_type, _pos2D); _g.endFill(); _isDown = false; isActive = false; _event.dispatchEvent(new Event(Event.COMPLETE)); } } private function mouseMoveHandler(event:MouseEvent):void { if(_isDown && isActive) { _g.clear(); _type.push(2); _pos2D.push(event.stageX); _pos2D.push(event.stageY); _g.lineStyle(3, _hsv.value); _g.drawPath(_type, _pos2D); } } } class ExplosionDivision { private static const BLOCK_WIDTH:Number = 10; private static const BLOCK_HEIGHT:Number = 10; private var _data:BitmapData; private var _items:Vector.<Bitmap>; public function ExplosionDivision(item:ExplosionItem) { _data = new BitmapData(Explosion.STAGE_WIDTH, Explosion.STAGE_HEIGHT, true); _data.draw(item); init(); } private function init():void { var bm:Bitmap,bmd:BitmapData, vec:Vector.<uint>; _items = new Vector.<Bitmap>; for(var i:Number=0,imax:Number=Explosion.STAGE_HEIGHT; i<imax; i+=BLOCK_HEIGHT) { for(var j:Number=0,jmax:Number=Explosion.STAGE_WIDTH; j<jmax; j+=BLOCK_WIDTH) { bmd = new BitmapData(BLOCK_WIDTH, BLOCK_HEIGHT, true); bmd.copyPixels(_data, new Rectangle(j, i, BLOCK_WIDTH, BLOCK_HEIGHT), new Point(0,0)); bm = new Bitmap(bmd); vec = bmd.getVector(new Rectangle(0,0,BLOCK_WIDTH,BLOCK_HEIGHT)); if(!vec.every(everyCallBack)) { bm.x = j; bm.y = i; _items.push(bm); } } } } private function everyCallBack(item:uint, index:int, vector:Vector.<uint>):Boolean { return item == 0xFFFFFFFF; } public function getParts():Vector.<Bitmap> { return _items; } }