flash on 2010-4-19

何ヶ月ぶりだろう・・・

by nulldesign 19 Apr 2010

Tags

beautifl dynamic effect fractal generative particle フラクタル
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/**
 * Copyright nulldesign ( http://wonderfl.net/user/nulldesign )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/xjdM
 */

/**
何ヶ月ぶりだろう・・・
*/
package
{
	import flash.display.*;
	import flash.events.*;
	import flash.geom.*;
	import flash.utils.*;
	
	public class Index100419 extends Sprite
	{
		private var _max:uint = 150;
		private var _min:uint = 10;
		private var _timer:Timer;
		private var _list:Array;
		
		
		public function Index100419():void
		{
			addEventListener( Event.ADDED_TO_STAGE, _initialize );
		}
		private function _initialize( e:Event ):void
		{
			addEventListener( Event.ADDED_TO_STAGE, _initialize );
			stage.align = StageAlign.TOP_LEFT;
			stage.scaleMode = StageScaleMode.NO_SCALE;
			
			_list = [];
			
			var _bg:Sprite = new Sprite();
			_bg.graphics.beginFill( 0 );
			_bg.graphics.drawRect( 0, 0, stage.stageWidth, stage.stageHeight );
			addChild(_bg);
			
			var _x:uint = Math.floor( Math.random() * stage.stageWidth );
			var _y:uint = Math.floor( Math.random() * stage.stageHeight );
			var _w:uint = Math.floor( Math.random() * ( _max - _min ) + _min );
			var _h:uint = _w;
			_list.push( new Cell( _x, _y, _w, _h ) );
			
			_timer = new Timer( 1000 / stage.frameRate * .1 );
			_timer.addEventListener( TimerEvent.TIMER, _onTimer );
			_timer.start();
			
			addEventListener( Event.ENTER_FRAME, _loop );
			
		}
		
		private function _onTimer( e:TimerEvent ):void
		{
			var _pop:Cell = _list.shift() as Cell;
			if( _pop )
			{
				addChild( _pop );
				
				var _size:uint;
				var _pop0:Cell;
				if( _pop.width > _min )
				{
					_size = Math.floor( Math.random() * _pop.width * .8 );
					_pop0 = new Cell(
											  _pop.x - _pop.width * .5,
											  _pop.y - _pop.height * .5,
											 _size,
											 _size
											  );
					_list.push( _pop0 );
					_size = Math.floor( Math.random() * _pop.width * .8 );
					_pop0 = new Cell(
											  _pop.x + _pop.width * .5,
											  _pop.y + _pop.height * .5,
											 _size,
											 _size
											  );
					_list.push( _pop0 );
					_size = Math.floor( Math.random() * _pop.width * .8 );
					_pop0 = new Cell(
											  _pop.x - _pop.width * .5,
											  _pop.y + _pop.height * .5,
											 _size,
											 _size
											  );
					_list.push( _pop0 );
					_size = Math.floor( Math.random() * _pop.width * .8 );
					_pop0 = new Cell(
											  _pop.x + _pop.width * .5,
											  _pop.y - _pop.height * .5,
											 _size,
											 _size
											  );
					_list.push( _pop0 );
				}
			} else {
				var _x:uint = Math.floor( Math.random() * stage.stageWidth );
				var _y:uint = Math.floor( Math.random() * stage.stageHeight );
				var _w:uint = Math.floor( Math.random() * ( _max - _min ) + _min );
				var _h:uint = _w;
				Cell.Color = Math.floor( Math.random() * 0xFFFFFF );
				_list.push( new Cell( _x, _y, _w, _h ) );
			}
			
			
			
		}
		
		private function _loop( e:Event ):void
		{
			
		}
	}
}

import flash.display.Sprite;
import flash.events.Event;
import caurina.transitions.*;

class Cell extends Sprite
{
	
	public static var Color:uint = 0xFFFFFF;
	
	public function Cell(_x:uint,_y:uint, _w:uint, _h:uint ):void
	{
		this.x = _x;
		this.y = _y;
		this.alpha = 0;
		this.graphics.lineStyle( 1, Color, .4, false, "none" );
		this.graphics.beginFill( Color, .2 );
		//this.graphics.drawRoundRect( -_w*.5, -_h*.5, _w, _h, 3, 3 );
		this.graphics.drawRect( -_w*.5, -_h*.5, _w, _h );
		//this.graphics.drawCircle( 0, 0, _w*.5 );
		addEventListener( Event.ADDED_TO_STAGE, _init );
	}
		private function _init( e:Event ):void
		{
			Tweener.addTween( this, {alpha: 1, time: .5 } );
			removeEventListener( Event.ADDED_TO_STAGE, _init );
			Tweener.addTween( this, { delay: 5, alpha: 0, time: 2, onComplete: deleteCell } );
		}
		
		private function deleteCell():void
		{
			this.parent.removeChild( this );
		}
}