src/main/java/org/apache/commons/imaging/formats/bmp/pixelparsers/PixelParserSimple.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.commons.imaging.formats.bmp.pixelparsers;

import java.io.IOException;

import org.apache.commons.imaging.ImageReadException;
import org.apache.commons.imaging.common.ImageBuilder;
import org.apache.commons.imaging.formats.bmp.BmpHeaderInfo;

public abstract class PixelParserSimple extends PixelParser
{
    public PixelParserSimple(BmpHeaderInfo bhi, byte ColorTable[],
            byte ImageData[])
    {
        super(bhi, ColorTable, ImageData);
    }

    public abstract int getNextRGB() throws ImageReadException, IOException;

    public abstract void newline() throws ImageReadException, IOException;

    @Override
    public void processImage(ImageBuilder imageBuilder) throws ImageReadException,
            IOException
    {
//        DataBuffer db = bi.getRaster().getDataBuffer();

        for (int y = bhi.height - 1; y >= 0; y--)
        {
            for (int x = 0; x < bhi.width; x++)
            {
                int rgb = getNextRGB();

                imageBuilder.setRGB(x, y, rgb);
//                db.setElem(y * bhi.width + x, rgb);
            }
            newline();
        }
    }
}