001/*
002 * $RCSfile: PCXImageWriterSpi.java,v $
003 *
004 * 
005 * Copyright (c) 2007 Sun Microsystems, Inc. All  Rights Reserved.
006 * 
007 * Redistribution and use in source and binary forms, with or without
008 * modification, are permitted provided that the following conditions
009 * are met: 
010 * 
011 * - Redistribution of source code must retain the above copyright 
012 *   notice, this  list of conditions and the following disclaimer.
013 * 
014 * - Redistribution in binary form must reproduce the above copyright
015 *   notice, this list of conditions and the following disclaimer in 
016 *   the documentation and/or other materials provided with the
017 *   distribution.
018 * 
019 * Neither the name of Sun Microsystems, Inc. or the names of 
020 * contributors may be used to endorse or promote products derived 
021 * from this software without specific prior written permission.
022 * 
023 * This software is provided "AS IS," without a warranty of any 
024 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND 
025 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, 
026 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
027 * EXCLUDED. SUN MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL 
028 * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF 
029 * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
030 * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR 
031 * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
032 * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
033 * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
034 * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
035 * POSSIBILITY OF SUCH DAMAGES. 
036 * 
037 * You acknowledge that this software is not designed or intended for 
038 * use in the design, construction, operation or maintenance of any 
039 * nuclear facility. 
040 *
041 * $Revision: 1.1 $
042 * $Date: 2007/09/05 00:21:08 $
043 * $State: Exp $
044 */
045package com.github.jaiimageio.impl.plugins.pcx;
046
047import java.awt.image.*;
048import java.util.Locale;
049
050import javax.imageio.*;
051import javax.imageio.spi.*;
052
053import com.github.jaiimageio.impl.common.PackageUtil;
054
055public class PCXImageWriterSpi extends ImageWriterSpi {
056    private static String [] readerSpiNames =
057        {"com.github.jaiimageio.impl.plugins.pcx.PCXImageReaderSpi"};
058    private static String[] formatNames = {"pcx", "PCX"};
059    private static String[] extensions = {"pcx"};
060    private static String[] mimeTypes = {
061        "image/pcx", "image/x-pcx", "image/x-windows-pcx", "image/x-pc-paintbrush"
062    };
063    private boolean registered = false;
064
065    public PCXImageWriterSpi() {
066        super(PackageUtil.getVendor(),
067              PackageUtil.getVersion(),
068              formatNames,
069              extensions,
070              mimeTypes,
071              "com.github.jaiimageio.impl.plugins.pcx.PCXImageWriter",
072              STANDARD_OUTPUT_TYPE,
073              readerSpiNames,
074              false,
075              null, null, null, null,
076              true,
077              null,
078              null,
079              null, null);
080    }
081
082    public String getDescription(Locale locale) {
083        String desc = PackageUtil.getSpecificationTitle() + 
084            " PCX Image Writer";  
085        return desc;
086    }
087
088    public void onRegistration(ServiceRegistry registry, Class category) {
089        if (registered) {
090            return;
091        }
092        
093        registered = true;
094    }
095
096    public boolean canEncodeImage(ImageTypeSpecifier type) {
097        int dataType= type.getSampleModel().getDataType();
098        if (dataType < DataBuffer.TYPE_BYTE || dataType > DataBuffer.TYPE_INT)
099            return false;
100       
101        SampleModel sm = type.getSampleModel();
102        int numBands = sm.getNumBands();
103        if (!(numBands == 1 || numBands == 3))
104            return false;
105        
106        if (numBands == 1 && dataType != DataBuffer.TYPE_BYTE)
107            return false;
108        
109        if (dataType > DataBuffer.TYPE_BYTE && !(sm instanceof SinglePixelPackedSampleModel))
110            return false;
111        
112        return true;
113    }
114
115    public ImageWriter createWriterInstance(Object extension)
116        throws IIOException {
117        return new PCXImageWriter(this);
118    }
119}