(意味の補集合) DIAMOND(20) 留学生：スペイン人

┏━━┓
┃＼／┃　DIAMOND(20) 留学生：スペイン人
┗━━┛

by hgw 01 May 2010

Embed

/**
 * Copyright hgw ( http://wonderfl.net/user/hgw )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/lrSR
 */

/*
┏━━┓
┃＼／┃　DIAMOND(20) 留学生：スペイン人
┗━━┛ 
*/
package
{
	import flash.display.Bitmap;
	import flash.display.BitmapData;
	import flash.display.Shape;
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.geom.ColorTransform;
	import flash.geom.Matrix;
	import flash.geom.Point;
	import flash.geom.Rectangle;
	
	[SWF(width="465", height="465", backgroundColor="0x0", frameRate="60")]

	public class ShapePerceive extends Sprite
	{
		private var src:BitmapData;
		private var canvas:Bitmap;
		private var d_cir:Nonble;
		public function ShapePerceive()
		{
			stage.quality = "low";
			d_cir = new Nonble();
			d_cir.start();
			
			d_cir.x = 465*.5;
			d_cir.y = 465*.5;
			
			src = new BitmapData(465,465,true,0x0);
			
			canvas = new Bitmap( new BitmapData(465, 465, true, 0x0) );
			addChild( canvas );
			addEventListener(Event.ENTER_FRAME, update);
		}
		
		private var baff:Vector.<BitmapData> = new Vector.<BitmapData>();
		private var ct:ColorTransform = new ColorTransform(1,1,1,.9);
		private function update(e:Event):void
		{	
			src.lock();
			src.draw( d_cir, d_cir.transform.matrix );
			src.colorTransform( src.rect, ct);
			src.unlock();
			
			baff.push( src.clone() );
			
			canvas.bitmapData.lock();
			for(var i:int=0; i<src.height; i++)
			{
				if(baff.length-1<i) break;
				canvas.bitmapData.copyPixels( baff[i], new Rectangle( 0, i, 465, 1 ), new Point(0,i));
			}
			canvas.bitmapData.unlock();
			
			if(baff.length>465){
				baff.splice(0,1);
			}
		}
	}
}
import flash.display.Graphics;
import flash.display.Shape;
import flash.display.Sprite;
import flash.events.Event;
import flash.geom.Point;


internal class Nonble extends Sprite
{
	private var s:Shape;
	private var cnt:Number = 0;
	public function Nonble()
	{
		s = new Shape();
		addChild( s );
		s.graphics.lineStyle( 1, 0xFFFFFF);
		s.graphics.beginFill(0x000000);
		s.graphics.drawCircle(0,0,100);
		s.graphics.endFill();
	}
	
	public function start():void
	{
		addEventListener( Event.ENTER_FRAME, loop );
	}
	
	private function loop(e:Event):void
	{		
		var xn:Number = Math.sin( (2*Math.PI)*cnt );
		var yn:Number = Math.cos( (2*Math.PI)*cnt );
		s.x = 100*xn;
		s.y = 100*yn;
		cnt+=.005;
	}
}