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/*
* MemoryGray8Image
*
* Copyright (c) 2002 Marco Schmidt.
* All rights reserved.
*/
package net.sourceforge.jiu.data;
import net.sourceforge.jiu.data.Gray8Image;
import net.sourceforge.jiu.data.MemoryByteChannelImage;
import net.sourceforge.jiu.data.PixelImage;
/**
* An implementation of {@link Gray8Image} that keeps the complete image in memory.
* This class inherits most of its functionality from its parent class
* {@link MemoryByteChannelImage}, using one byte channel.
*
* @author Marco Schmidt
*/
public class MemoryGray8Image extends MemoryByteChannelImage implements Gray8Image
{
/**
* Creates a new MemoryGray8Image object with the specified resolution.
* Simply gives <code>1</code> (for one channel) and the two resolution arguments
* to the super constructor (of the parent class {@link MemoryByteChannelImage}).
* @param width the horizontal resolution, must be non-zero and positive
* @param height the vertical resolution, must be non-zero and positive
*/
public MemoryGray8Image(int width, int height)
{
super(1, width, height);
}
public PixelImage createCompatibleImage(int width, int height)
{
return new MemoryGray8Image(width, height);
}
public Class getImageType()
{
return Gray8Image.class;
}
public boolean isBlack(int x, int y)
{
return getByteSample(x, y) == 0;
}
public boolean isWhite(int x, int y)
{
return getByteSample(x, y) == (byte)255;
}
public void putBlack(int x, int y)
{
putSample(x, y, 0);
}
public void putWhite(int x, int y)
{
putSample(x, y, 255);
}
}
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