001/* 002 * $Id: AbstractFilter.java 3863 2010-10-26 02:53:32Z kschaefe $ 003 * 004 * Dual-licensed under LGPL (Sun and Romain Guy) and BSD (Romain Guy). 005 * 006 * Copyright 2005 Sun Microsystems, Inc., 4150 Network Circle, 007 * Santa Clara, California 95054, U.S.A. All rights reserved. 008 * 009 * Copyright (c) 2006 Romain Guy <romain.guy@mac.com> 010 * All rights reserved. 011 * 012 * Redistribution and use in source and binary forms, with or without 013 * modification, are permitted provided that the following conditions 014 * are met: 015 * 1. Redistributions of source code must retain the above copyright 016 * notice, this list of conditions and the following disclaimer. 017 * 2. Redistributions in binary form must reproduce the above copyright 018 * notice, this list of conditions and the following disclaimer in the 019 * documentation and/or other materials provided with the distribution. 020 * 3. The name of the author may not be used to endorse or promote products 021 * derived from this software without specific prior written permission. 022 * 023 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 024 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 025 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 026 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 027 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 028 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 029 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 030 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 031 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 032 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 033 */ 034 035package org.jdesktop.swingx.image; 036 037import java.awt.Rectangle; 038import java.awt.RenderingHints; 039import java.awt.geom.Point2D; 040import java.awt.geom.Rectangle2D; 041import java.awt.image.BufferedImage; 042import java.awt.image.BufferedImageOp; 043import java.awt.image.ColorModel; 044 045import org.jdesktop.beans.AbstractBean; 046 047/** 048 * <p>Provides an abstract implementation of the <code>BufferedImageOp</code> 049 * interface. This class can be used to created new image filters based 050 * on <code>BufferedImageOp</code>.</p> 051 * 052 * @author Romain Guy <romain.guy@mac.com> 053 */ 054 055public abstract class AbstractFilter extends AbstractBean implements BufferedImageOp { 056 @Override 057 public abstract BufferedImage filter(BufferedImage src, BufferedImage dest); 058 059 /** 060 * {@inheritDoc} 061 */ 062 @Override 063 public Rectangle2D getBounds2D(BufferedImage src) { 064 return new Rectangle(0, 0, src.getWidth(), src.getHeight()); 065 } 066 067 /** 068 * {@inheritDoc} 069 */ 070 @Override 071 public BufferedImage createCompatibleDestImage(BufferedImage src, 072 ColorModel destCM) { 073 if (destCM == null) { 074 destCM = src.getColorModel(); 075 } 076 077 return new BufferedImage(destCM, 078 destCM.createCompatibleWritableRaster( 079 src.getWidth(), src.getHeight()), 080 destCM.isAlphaPremultiplied(), null); 081 } 082 083 /** 084 * {@inheritDoc} 085 */ 086 @Override 087 public Point2D getPoint2D(Point2D srcPt, Point2D dstPt) { 088 return (Point2D) srcPt.clone(); 089 } 090 091 /** 092 * {@inheritDoc} 093 */ 094 @Override 095 public RenderingHints getRenderingHints() { 096 return null; 097 } 098}