/**
 * ImageMultiProcessor.java
 *
 * This class consists of an EasyBufferedImage, plus some methods for
 * displaying various modifications of the image.  Designed for the
 * CS117 assignment due Monday, 1/31/05.
 */

import java.io.*;
import java.awt.*;

class ImageMultiProcessor
{
    private EasyBufferedImage image;

    public ImageMultiProcessor( String imageFileName ) throws IOException
    {
        image = EasyBufferedImage.createImage( imageFileName );
    }


    public void show( String title, int x, int y )
    {
        image.show( title, x, y );
    }


    public void show( String title )
    {
        image.show( title );
    }


    public void mirror()
    {
        int[][][] oldPixels = image.getPixels3D();
        int[][][] newPixels = new int[image.getHeight()][image.getWidth()][3];

        for( int row=0; row < image.getHeight(); row++ )
        {
            for( int column=0; column < image.getWidth(); column++ )
            {
                newPixels[row][column][EasyBufferedImage.RED]
                    = oldPixels[row][image.getWidth()-column-1][EasyBufferedImage.RED];

                newPixels[row][column][EasyBufferedImage.GREEN]
                    = oldPixels[row][image.getWidth()-column-1][EasyBufferedImage.GREEN];

                newPixels[row][column][EasyBufferedImage.BLUE]
                    = oldPixels[row][image.getWidth()-column-1][EasyBufferedImage.BLUE];
            }
        }

        image = EasyBufferedImage.createImage( newPixels );
    }


    public void gray() 
    {
    }


    public boolean crop( int startRow, int stopRow, int startColumn, int stopColumn )
    {
        return true;
    }


    public void removeGreenAndBlue()
    {
        int [] green = image.getPixels1D( EasyBufferedImage.GREEN );
        int [] blue = image.getPixels1D( EasyBufferedImage.BLUE );

        for( int k=0; k < green.length; k++ )
        { 
            green[k] = 0;
            blue[k] = 0;
        }

        image.setPixels( green, EasyBufferedImage.GREEN );
        image.setPixels( blue, EasyBufferedImage.BLUE );
    }


    public void removeRedAndBlue()
    {
        int [] red = image.getPixels1D( EasyBufferedImage.RED );
        int [] blue = image.getPixels1D( EasyBufferedImage.BLUE );

        for( int k=0; k < red.length; k++ )
        { 
            red[k] = 0;
            blue[k] = 0;
        }

        image.setPixels( red, EasyBufferedImage.RED );
        image.setPixels( blue, EasyBufferedImage.BLUE );
    }


    public void replaceRed( Color replacementColor )
    {
    }


    public void replaceRed( EasyBufferedImage replacementImage )
    {
    }


    public void negate()
    {
    }
}