// forked from mex's 【AS100本ノック】2回目：たま /* * AS100本ノック * 2回目のお題は「たま」 * あなたなりの「たま」を表現してください。 * * メタボール。 * フィルタの調整がかなり大変。 */ package { import flash.display.Bitmap; import flash.display.BitmapDataChannel; import flash.display.Shape; import flash.display.Sprite; import flash.display.BitmapData; import flash.display.GradientType; import flash.events.Event; import flash.events.MouseEvent; import flash.events.TimerEvent; import flash.filters.BevelFilter; import flash.filters.BlurFilter; import flash.filters.DropShadowFilter; import flash.filters.GlowFilter; import flash.geom.*; import flash.utils.Timer; /** * @author Mao Takagi */ public class FlashTest extends Sprite { public var stageW:uint; public var stageH:uint; private var _canvasSprite:Sprite; private var _canvasBmd:BitmapData; private var _canvas:Bitmap; private var _maskSprite:Sprite; private var _maskBmd:BitmapData; private var _alphaArray:Array; private var _move:Ball; private var _ballSize:uint; private var _blur:BlurFilter; private var _bevel1:BevelFilter; private var _bevel2:BevelFilter; private var _bevel3:BevelFilter; private var _bevel4:BevelFilter; private var _drop:DropShadowFilter; private var _timer:Timer; /** * constructor */ public function FlashTest() { stageW = 465; stageH = 465; _canvasSprite = new Sprite(); _canvasBmd = new BitmapData(stage.stageWidth, stage.stageHeight, true, 0x00000000); _canvas = new Bitmap(_canvasBmd); _maskSprite = new Sprite(); _maskBmd = new BitmapData(stage.stageWidth, stage.stageHeight, true, 0x00000000); _alphaArray = new Array(); _blur = new BlurFilter(4, 4, 2); _bevel1 = new BevelFilter(7, 54, 0x000000, 0, 0xFFFFFF, 1, 5, 5); _bevel2 = new BevelFilter(4, 90, 0x000000, 0, 0x000000, 1, 4, 4); _bevel3 = new BevelFilter(6, -70, 0x000000, 0.4, 0x000000, 0.6, 5, 5); _bevel4 = new BevelFilter(4, 20, 0x000000, 0, 0x000000, 1, 4, 4); _drop = new DropShadowFilter(2, 10, 0x000000, 0.9, 2, 2); _timer = new Timer(700); _timer.addEventListener(TimerEvent.TIMER, timerHandler); var i:uint = 0; for (i = 0; i < 150; i++) {_alphaArray.push(0x00000000);} for (i = 150; i <= 255; i++) { _alphaArray.push(0xFF000000); } //_move = new Ball(this, 100); //_canvasSprite.addChild(_move); _canvas.filters = [_bevel3, _bevel4, _bevel2, _bevel1, _drop]; _maskSprite.addChild(new Bitmap(_maskBmd)); _maskSprite.addChild(createBlack()); _maskSprite.addChild(createBlack()); _maskSprite.addChild(createBlack()); var bg:Shape = createGradient(); //bg.rotation = 90; //bg.x = stageW; addChild(bg); addChild(_canvas); //_canvas.blendMode = "overlay"; //addChild(_maskSprite); addEventListener(Event.ENTER_FRAME, enterFrameHandler); _timer.start(); //addChild(_canvasSprite); Wonderfl.capture_delay( 5 ); } /** * enterFrameHandler * @param event Event */ public function enterFrameHandler(event:Event):void { _maskBmd.fillRect(_maskBmd.rect, 0xFFFFFF); _maskBmd.lock(); _maskBmd.draw(_canvasSprite); _maskBmd.paletteMap(_maskBmd, _maskBmd.rect, _maskBmd.rect.topLeft, null, null, null, _alphaArray); _maskBmd.applyFilter(_maskBmd, _maskBmd.rect, new Point(0, 0), _blur); _maskBmd.unlock(); var mainMask:BitmapData = new BitmapData(stage.stageWidth, stage.stageHeight, true, 0x00000000); mainMask.draw(_maskSprite); _canvasBmd.lock(); _canvasBmd.draw(createBallGradient()); _canvasBmd.copyChannel(mainMask, mainMask.rect, new Point(0, 0), BitmapDataChannel.RED, BitmapDataChannel.ALPHA); _canvasBmd.unlock(); //_move.x = stage.mouseX; //_move.y = stage.mouseY; } /** * ボール作成 * @param event TimerEvent */ private function timerHandler(event:TimerEvent):void { var size:uint = Math.floor(Math.random() * (150 - 80 + 1)) + 80; var ball:Ball = new Ball(this, size); _canvasSprite.addChild(ball); ball.move(); } /** * ボール削除 * @param ball */ public function removeBall(ball:Ball):void { _canvasSprite.removeChild(ball); ball = null; } /** * グラデーション作成 * @param */ private function createGradient():Shape { var shape:Shape = new Shape(); var colors:Array = [0xAAAAAA, 0xDDDDDD, 0xEEEEEE, 0xDDDDDD, 0xAAAAAA]; var alphas:Array = [1, 1, 1, 1, 1]; var ratios:Array = [0, 160, 180, 200, 255]; var matrix:Matrix = new Matrix(); matrix.createGradientBox(stage.stageWidth, stage.stageHeight); shape.graphics.beginGradientFill(GradientType.LINEAR, colors, alphas, ratios, matrix); shape.graphics.drawRect(0, 0, stage.stageWidth, stage.stageHeight); return shape; } /** * ball用グラデーション作成 * @param */ private function createBallGradient():Shape { var shape:Shape = new Shape(); var colors:Array = [0xEEEEEE, 0xAAAAAA]; var alphas:Array = [1, 1]; var ratios:Array = [0, 255]; var matrix:Matrix = new Matrix(); matrix.createGradientBox(stage.stageWidth, stage.stageHeight); shape.graphics.beginGradientFill(GradientType.RADIAL, colors, alphas, ratios, matrix); shape.graphics.drawRect(0, 0, stage.stageWidth, stage.stageHeight); return shape; } /** * オーバーレイ用の黒ベタ作成 * @param */ private function createBlack():Shape { var shape:Shape = createSquare(0x000000); shape.blendMode = "overlay"; return shape; } /** * createSquare * @param color */ private function createSquare(color:uint):Shape { var shape:Shape = new Shape(); shape.graphics.beginFill(color); shape.graphics.drawRect(0, 0, stage.stageWidth, stage.stageHeight); shape.graphics.endFill(); return shape; } } } import flash.display.Sprite; import flash.display.GradientType; import flash.events.Event; import flash.geom.Matrix; import org.libspark.betweenas3.events.TweenEvent; import org.libspark.betweenas3.BetweenAS3; import org.libspark.betweenas3.tweens.ITween; import org.libspark.betweenas3.easing.*; class Ball extends Sprite { private var _container:FlashTest; private var _size:uint; /** * constructor */ public function Ball(container:FlashTest, size:uint) { _container = container; _size = size; var roundUp:Number = _size / 2; var roundBottom:Number = roundUp / 10 * 9; var colors:Array = [0xFFFFFF, 0xFFFFFF, 0xFFFFFF]; var alphas:Array = [1, 1, 0]; var ratios:Array = [0, 180, 255]; var matrix:Matrix = new Matrix(); //matrix.createGradientBox(_size, _size, 0, -_size / 2, -_size / 2); graphics.beginGradientFill(GradientType.RADIAL, colors, alphas, ratios, matrix); //graphics.drawCircle(0, 0, _size / 2); graphics.drawRoundRectComplex(-roundUp, -roundUp, roundUp * 2, roundUp + roundBottom, roundUp, roundUp, roundBottom, roundBottom); x = Math.random() * _container.stageW; y = -_size; scaleX = Math.random() * 0.2 + 0.6; scaleY = Math.random() * 0.2 + 0.7; //rotation = Math.random() * 180; } /** * addListener */ public function move():void { var ball:Ball = this; var targetX:Number = Math.random() * _container.stageW; var targetY:Number = _container.stageH + _size; var time:uint = Math.floor(Math.random() * (6 - 4 + 1) + 4); var t:ITween = BetweenAS3.tween(this, { x:targetX, y:targetY }, null, time, Linear.easeIn); t.addEventListener(TweenEvent.COMPLETE, function(event:TweenEvent):void { t.removeEventListener(TweenEvent.COMPLETE, arguments.callee); _container.removeBall(ball); }); t.play(); } }