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/*
 * Gray8Image.java
 *
 * Created on August 27, 2006, 12:48 PM
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 *
 * Copyright 2006 by Jon A. Webb
 *     This program is free software: you can redistribute it and/or modify
 *    it under the terms of the GNU Lesser General Public License as published by
 *    the Free Software Foundation, either version 3 of the License, or
 *    (at your option) any later version.
 *
 *    This program 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 Lesser General Public License for more details.
 *
 *    You should have received a copy of the Lesser GNU General Public License
 *    along with this program.  If not, see .
 *
 */

package com.github.ojil.core;

/**
 * Gray8Image is the image type used to store a signed
 * 8-bit image. Note that Java limitations (no unsigned Byte) make it necessary
 * to treat alll 8-bit images as signed.
 *
 * @author webb
 */
public class Gray8Image extends Image {
    private final Byte bImage[];
    
    /**
     * Creates a new instance of Gray8Image
     * @param cWidth Width of the image (columns).
     * @param cHeight Height of the image (rows)
     */
    public Gray8Image(int cWidth, int cHeight) {
        super(cWidth, cHeight);
        this.bImage = new Byte[getWidth()*getHeight()];
    }
    
    public Gray8Image(int cWidth, int cHeight, Byte[] rbData) {
        super(cWidth, cHeight);
        this.bImage = rbData;
    }
    
    /**
     * Creates a new instance of Gray8Image
     * @param cWidth Width of the image (columns).
     * @param cHeight Height of the image (rows)
     * @param bValue constant value to be assigned to the image
     */
    public Gray8Image(int cWidth, int cHeight, Byte bValue) {
        super(cWidth, cHeight);
        this.bImage = new Byte[getWidth()*getHeight()];
        for (int i=0; i