Coverage report

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tsukuba_bunko.peko.canvas.stage.effect.MofingEffect
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 1  
 /*
 2  
  * "Peko" Visual Novel System
 3  
  *
 4  
  * All Rights Reserved.
 5  
  * Copyright (c) 1999-2003 Tsukuba Bunko.
 6  
  *
 7  
  * $Id: MofingEffect.java,v 1.1 2005/07/11 12:49:18 ppoi Exp $
 8  
  */
 9  
 package tsukuba_bunko.peko.canvas.stage.effect;
 10  
 
 11  
 import	java.awt.AlphaComposite;
 12  
 import	java.awt.Graphics2D;
 13  
 
 14  
 import	java.awt.image.BufferedImage;
 15  
 import	java.awt.image.ImageObserver;
 16  
 
 17  
 import	tsukuba_bunko.peko.canvas.stage.Effect;
 18  
 
 19  
 
 20  
 /**
 21  
  * "モーフィング" エフェクトです。
 22  
  * @author	$Author: ppoi $
 23  
  * @version	$Revision: 1.1 $
 24  
  */
 25  
 public class MofingEffect	extends Effect	{
 26  
 
 27  
 	/**
 28  
 	 * alpha-composites
 29  
 	 */
 30  0
 	private static AlphaComposite[]	_composites = new AlphaComposite[5];
 31  
 	static	{
 32  0
 		_composites[4] = AlphaComposite.SrcOver;
 33  0
 		_composites[3] = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.8f );
 34  0
 		_composites[2] = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.4f );
 35  0
 		_composites[1] = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.2f );
 36  0
 		_composites[0] = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.1f );
 37  0
 	}
 38  
 
 39  
 
 40  
 	/**
 41  
 	 * <code>MofingEffect</code> のインスタンスを作成します。
 42  
 	 */
 43  
 	public MofingEffect()
 44  
 	{
 45  0
 		super();
 46  0
 	}
 47  
 
 48  
 
 49  
 	/**
 50  
 	 * エフェクト名 "mofing" を取得します。
 51  
 	 * @return	エフェクト名
 52  
 	 */
 53  
 	public String getName()
 54  
 	{
 55  0
 		return "mofing";
 56  
 	}
 57  
 
 58  
 
 59  
 	/**
 60  
 	 */
 61  
 	protected void perform( BufferedImage screen, BufferedImage next )
 62  
 	{
 63  0
 		ImageObserver	observer = getStageCanvas();
 64  
 
 65  0
 		Graphics2D	g2 = screen.createGraphics();
 66  0
 		AlphaComposite[]	composites = _composites;
 67  0
 		int	size = composites.length;
 68  0
 		for( int i = 0; i < size; ++i )	{
 69  0
 			g2.setComposite( composites[i] );
 70  0
 			g2.drawImage( next, 0, 0, observer );
 71  0
 			drawImage( screen );
 72  
 		}
 73  0
 	}
 74  
 }

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