// forked from tktr90755's 流れ落ちる package { import flash.display.MovieClip; import flash.display.Shape; import flash.display.Stage; import flash.events.Event; import flash.events.MouseEvent; import flash.text.TextField; [SWF(frameRate="60")] public class Dots extends MovieClip { //コンテナ private var container:MovieClip; //噴出位置とリミット位置 private var xLimit:Number; private var yLimit:Number; private var zLimit:Number; private var xAxis :Number; private var yAxis :Number; //色 private var colors:Array = new Array("0xE89A0A", "0xE910DE", "0x0EEB10", "0xE9C010", "0xE2160F", "0xD6EB0B", "0xEB117C", "0xE81167", "0x7E11E8"); //クリックで切り替え private var clickFlug:Boolean = false; public function Dots() { addEventListener(Event.ADDED_TO_STAGE, onAddedStage); } private function onAddedStage(e:Event):void { removeEventListener(Event.ADDED_TO_STAGE, onAddedStage); stage.addEventListener (MouseEvent.MOUSE_DOWN, _onMouseDown); stage.addEventListener (MouseEvent.MOUSE_MOVE, _onMouseMove); container = new MovieClip(); addChild (container); xLimit = stage.stageWidth - 10; yLimit = stage.stageHeight - 50; zLimit = 160; xAxis = stage.mouseX; yAxis = stage.mouseY; var textField:TextField=new TextField(); textField.text="ドラッグしてね"; addChild(textField); } private function _onMouseDown (e:Event):void { addEventListener(Event.ENTER_FRAME, _onEnterFrame); stage.addEventListener(MouseEvent.MOUSE_UP, _onMouseUp); clickFlug = ! clickFlug } private function _onMouseUp (e:Event):void { removeEventListener(Event.ENTER_FRAME, _onEnterFrame); stage.removeEventListener(MouseEvent.MOUSE_UP, _onMouseUp); } private function _onMouseMove (e:Event):void { xAxis = stage.mouseX; yAxis = stage.mouseY; } private function _onEnterFrame(e:Event):void { createClip (container, xAxis, yAxis); } private function createClip (a:MovieClip, b:Number, c:Number):void { //ランダムな数値 var value1:Number = Math.floor(Math.random() * 10); var value2:Number = Math.floor(Math.random() * 10); var value3:Number = Math.floor(Math.random() * 10); //速さ [X軸,Y軸,z軸] var xSpeed:Number = 0; var ySpeed:Number = 0; var zSpeed:Number = 0; var lifeMax:Number = 60 * 2; var life:Number = lifeMax; if (clickFlug) { //ばらける xSpeed = value1 - value2; ySpeed = value3 - 10; zSpeed = value1*4; } else { //集中 xSpeed = 1; ySpeed = -10; zSpeed = 20; } //減速率 [X軸,Y軸,z軸] var xDeceleration:Number = 0.998; var yDeceleration:Number = 0.998; var zDeceleration:Number = 0.998; //重力 var gravity:Number = 0.35; //shape生成と var shape:Shape = new Shape(); a.addChild(shape); shape.graphics.beginFill(0xf00000 * Math.random()); shape.graphics.drawCircle(0, 0, 10); shape.graphics.endFill(); shape.x = b; shape.y = c; shape.z = 1; shape.alpha = 0; //流れ落ちる動き shape.addEventListener (Event.ENTER_FRAME,__onEnterFrame); function __onEnterFrame (e:Event):void { shape.alpha = life / lifeMax; xSpeed = xSpeed * xDeceleration; ySpeed = ySpeed * yDeceleration + gravity; zSpeed = zSpeed * zDeceleration; e.target.x += xSpeed; e.target.y += ySpeed; e.target.z += zSpeed; if ((e.target.x > xLimit) || (e.target.x < 10) ) { xSpeed = -xSpeed; e.target.x += xSpeed; } if (e.target.y > yLimit) { ySpeed = -ySpeed; e.target.y += ySpeed; } if ((e.target.z > zLimit) || (e.target.z < -zLimit) ) { zSpeed = -zSpeed; e.target.z += zSpeed; } life --; if (life == 0) { shape.removeEventListener (Event.ENTER_FRAME, __onEnterFrame); removeMC (); } } function removeMC ():void { a.removeChild (shape); } } private function randomInt(max:int,min:int):int { var value:int = min + Math.floor(Math.random() * (max - min)); return value; } } }