//------------------------------------------------------------------------------
// GridList2D_Test.java
//------------------------------------------------------------------------------

package tribble.util;

import java.lang.ArrayIndexOutOfBoundsException;
import java.lang.IllegalArgumentException;
import java.lang.Integer;
import java.lang.String;
import java.lang.System;


/*******************************************************************************
* Test driver for class {@link GridList2D}.
*
* <!-- ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ -->
* <dl>
* <dt> <b>Source code:</b> </dt>
*  <dd>
*   <a href="../../../src/java/tribble/util/GridList2D_Test.java"
*    >http://david.tribble.com/src/java/tribble/util/GridList2D_Test.java</a>
*  </dd>
* <dt> <b>Documentation:</b> </dt>
*  <dd>
*   <a href="GridList2D_Test.html"
*    >http://david.tribble.com/docs/tribble/util/GridList2D_Test.html</a>
*  </dd>
* </dl>
*
* <!-- ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ -->
* @version	$Revision: 1.1 $ $Date: 2010/10/20 22:37:16 $
* @since	2010-10-20
* @author	David R. Tribble (david&#64;tribble.com)
*	<p>
*	Copyright ©2010 by David R. Tribble, all rights reserved.<br/>
*	Permission is granted to any person or entity except those designated by
*	by the United States Department of State as a terrorist, or terrorist
*	government or agency, to use and distribute this source code provided
*	that the original copyright notice remains present and unaltered.</p>
*/

public class GridList2D_Test
{
    static final String		REV =
        "@(#)tribble/util/GridList2D_Test.java $Revision: 1.1 $ $Date: 2010/10/20 22:37:16 $\n";


// ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
// Constants

    public static final int	RC_OKAY =	0;
    public static final int	RC_USAGE =	255;


// ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
// Static methods

    /***************************************************************************
    * Test driver for class {@link GridList2D}.
    *
    * @param	args
    * Command line arguments.
    *
    * @since	1.1, 2010-10-20
    */
    public static void main(String[] args)
    {
        int	cols;
        int	elems;

        // Check command args
        if (args.length < 2)
        {
            // Display a usage message
            System.out.println("Test driver for class 'GridList2D'.");
            System.out.println();

            System.out.println("usage: java " + GridList2D_Test.class.getName()
                + " cols elems");

            // Punt
            System.exit(RC_USAGE);
        }

        // Parse the command line args
        cols =  Integer.parseInt(args[0]);
        elems = Integer.parseInt(args[1]);

        test(cols, elems);

        // Done
        System.exit(RC_OKAY);
    }


    //
    private static void test(int cols, int elems)
    {
        GridList2D	grid;
        boolean		rowPrinted = true;

        // Create a 2D grid
        grid = new GridList2D(cols, elems);

        // Display a list of integers on the 2D grid
        for (int y = 0;  rowPrinted;  y++)
        {
            boolean	printed = false;

            rowPrinted = false;
            for (int x = 0;  x <= cols;  x++)
            {
                int	j;

                // Get the next 1D array index
                j = grid.indexFor(x, y);

                //if (j < 0)
                //  break;

                // Display the 1D array element in the 2D grid
                System.out.printf("%4d", j);

                if (j >= 0)
                    printed = true;
            }

            if (printed)
                System.out.println();
            rowPrinted = printed;
        }

        System.out.println();
    }
}

// End GridList2D_Test.java