/*

 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package com.sun.imageio.plugins.bmp;

import java.awt.image.DataBuffer;

import java.awt.image.SampleModel;

import java.awt.image.SinglePixelPackedSampleModel;

import javax.imageio.spi.ImageWriterSpi;

import javax.imageio.spi.ServiceRegistry;

import javax.imageio.spi.IIORegistry;

import javax.imageio.stream.ImageOutputStream;

import javax.imageio.ImageWriter;

import javax.imageio.ImageTypeSpecifier;

import javax.imageio.IIOException;

import java.util.Locale;

import javax.imageio.plugins.bmp.BMPImageWriteParam;

public class BMPImageWriterSpi extends ImageWriterSpi {

    private static String [] readerSpiNames =

        {"com.sun.imageio.plugins.bmp.BMPImageReaderSpi"};

    private static String[] formatNames = {"bmp", "BMP"};

    private static String[] entensions = {"bmp"};

    private static String[] mimeType = {"image/bmp"};

    private boolean registered = false;

    public BMPImageWriterSpi() {

        super("Oracle Corporation",

              "1.0",

              formatNames,

              entensions,

              mimeType,

              "com.sun.imageio.plugins.bmp.BMPImageWriter",

              new Class[] { ImageOutputStream.class },

              readerSpiNames,

              false,

              null, null, null, null,

              true,

              BMPMetadata.nativeMetadataFormatName,

              "com.sun.imageio.plugins.bmp.BMPMetadataFormat",

              null, null);

    }

    public String getDescription(Locale locale) {

        return "Standard BMP Image Writer";

    }

    public void onRegistration(ServiceRegistry registry,

                               Class<?> category) {

        if (registered) {

            return;

        }

        registered = true;

    }

    public boolean canEncodeImage(ImageTypeSpecifier type) {

        int dataType= type.getSampleModel().getDataType();

        if (dataType < DataBuffer.TYPE_BYTE || dataType > DataBuffer.TYPE_INT)

            return false;

        SampleModel sm = type.getSampleModel();

        int numBands = sm.getNumBands();

        if (!(numBands == 1 || numBands == 3))

            return false;

        if (numBands == 1 && dataType != DataBuffer.TYPE_BYTE)

            return false;

        if (dataType > DataBuffer.TYPE_BYTE &&

              !(sm instanceof SinglePixelPackedSampleModel))

            return false;

        return true;

    }

    public ImageWriter createWriterInstance(Object extension)

        throws IIOException {

        return new BMPImageWriter(this);

    }

}