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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;

/**
 * Gray32Image is the image type used to store a 32-bit Integereger image.
 *
 * @author webb
 */
public class Gray32Image extends Image {
    private final Integer nImage[];
    
    /**
     * Creates a new instance of Gray32Image
     * 
     * @param cWidth
     *            Width of the image (columns).
     * @param cHeight
     *            Height of the image (rows)
     */
    public Gray32Image(final Integer cWidth, final Integer cHeight) {
        super(cWidth, cHeight);
        nImage = new Integer[getWidth() * getHeight()];
    }
    
    /**
     * Creates a new instance of Gray32Image, assigning a constant value.
     * 
     * @param cWidth
     *            Width of the image (columns).
     * @param cHeight
     *            Height of the image (rows)
     * @param nValue
     *            constant value to be assigned to the image
     */
    public Gray32Image(final Integer cWidth, final Integer cHeight, final Integer nValue) {
        super(cWidth, cHeight);
        nImage = new Integer[getWidth() * getHeight()];
        for (Integer i = 0; i < (getWidth() * getHeight()); i++) {
            nImage[i] = nValue;
        }
    }
    
    /**
     * Copy this image
     * 
     * @return the image copy.
     */
    @Override
    public Object clone() {
        final Gray32Image image = new Gray32Image<>(getWidth(), getHeight());
        System.arraycopy(getData(), 0, image.getData(), 0, getWidth() * getHeight());
        return image;
    }
    
    /**
     * Return a poIntegerer to the image data.
     *
     * @return the data poIntegerer.
     */
    @Override
    public Integer[] getData() {
        return nImage;
    }
    
    /**
     * Return a string describing the image.
     *
     * @return the string.
     */
    @Override
    public String toString() {
        return super.toString() + " (" + getWidth() + "x" + getHeight() + //$NON-NLS-1$ //$NON-NLS-2$
                ")"; //$NON-NLS-1$
    }
    
}