/*

 *

 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.

 *

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 * modification, are permitted provided that the following conditions

 * are met:

 *

 *   - Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer.

 *

 *   - Redistributions in binary form must reproduce the above copyright

 *     notice, this list of conditions and the following disclaimer in the

 *     documentation and/or other materials provided with the distribution.

 *

 *   - Neither the name of Oracle nor the names of its

 *     contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

import javax.swing.*;

import javax.swing.border.*;

import java.awt.*;

import java.awt.event.*;

import java.util.*;

/**

 * @author Jeff Dinkins

 * @author Chester Rose

 * @author Brian Beck

 */

public class DirectionPanel extends JPanel {

    private ButtonGroup group;

    public DirectionPanel(boolean enable, String selection, ActionListener l) {

        setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

        setAlignmentY(TOP_ALIGNMENT);

        setAlignmentX(LEFT_ALIGNMENT);

        Box firstThree = Box.createHorizontalBox();

        Box secondThree = Box.createHorizontalBox();

        Box thirdThree = Box.createHorizontalBox();

        if(!enable) {

            selection = "None";

        }

        group = new ButtonGroup();

        DirectionButton b;

        b = (DirectionButton) firstThree.add(new DirectionButton(  tl_dot, tldn_dot, "NW", "Sets the orientation to the North-West", l, group, selection.equals("NW")));

        b.setEnabled(enable);

        b = (DirectionButton) firstThree.add(new DirectionButton(  tm_dot, tmdn_dot, "N",  "Sets the orientation to the North", l, group, selection.equals("N")));

        b.setEnabled(enable);

        b = (DirectionButton) firstThree.add(new DirectionButton(  tr_dot, trdn_dot, "NE", "Sets the orientation to the North-East", l, group, selection.equals("NE")));

        b.setEnabled(enable);

        b = (DirectionButton) secondThree.add(new DirectionButton( ml_dot, mldn_dot, "W", "Sets the orientation to the West", l, group, selection.equals("W")));

        b.setEnabled(enable);

        b = (DirectionButton) secondThree.add(new DirectionButton( c_dot,  cdn_dot,  "C", "Sets the orientation to the Center", l, group, selection.equals("C")));

        b.setEnabled(enable);

        b = (DirectionButton) secondThree.add(new DirectionButton( mr_dot, mrdn_dot, "E", "Sets the orientation to the East", l, group, selection.equals("E")));

        b.setEnabled(enable);

        b = (DirectionButton) thirdThree.add(new DirectionButton(  bl_dot, bldn_dot, "SW", "Sets the orientation to the South-West", l, group, selection.equals("SW")));

        b.setEnabled(enable);

        b = (DirectionButton) thirdThree.add(new DirectionButton(  bm_dot, bmdn_dot, "S", "Sets the orientation to the South", l, group, selection.equals("S")));

        b.setEnabled(enable);

        b = (DirectionButton) thirdThree.add(new DirectionButton(  br_dot, brdn_dot, "SE", "Sets the orientation to the South-East", l, group, selection.equals("SE")));

        b.setEnabled(enable);

        add(firstThree);

        add(secondThree);

        add(thirdThree);

    }

    public String getSelection() {

        return group.getSelection().getActionCommand();

    }

    public void setSelection( String selection  ) {

        Enumeration e = group.getElements();

        while( e.hasMoreElements() ) {

            JRadioButton b = (JRadioButton)e.nextElement();

            if( b.getActionCommand().equals(selection) ) {

               b.setSelected(true);

            }

        }

    }

    // Chester's way cool layout buttons

    public ImageIcon bl_dot   = loadImageIcon("bl.gif","bottom left layout button");

    public ImageIcon bldn_dot = loadImageIcon("bldn.gif","selected bottom left layout button");

    public ImageIcon bm_dot   = loadImageIcon("bm.gif","bottom middle layout button");

    public ImageIcon bmdn_dot = loadImageIcon("bmdn.gif","selected bottom middle layout button");

    public ImageIcon br_dot   = loadImageIcon("br.gif","bottom right layout button");

    public ImageIcon brdn_dot = loadImageIcon("brdn.gif","selected bottom right layout button");

    public ImageIcon c_dot    = loadImageIcon("c.gif","center layout button");

    public ImageIcon cdn_dot  = loadImageIcon("cdn.gif","selected center layout button");

    public ImageIcon ml_dot   = loadImageIcon("ml.gif","middle left layout button");

    public ImageIcon mldn_dot = loadImageIcon("mldn.gif","selected middle left layout button");

    public ImageIcon mr_dot   = loadImageIcon("mr.gif","middle right layout button");

    public ImageIcon mrdn_dot = loadImageIcon("mrdn.gif","selected middle right layout button");

    public ImageIcon tl_dot   = loadImageIcon("tl.gif","top left layout button");

    public ImageIcon tldn_dot = loadImageIcon("tldn.gif","selected top left layout button");

    public ImageIcon tm_dot   = loadImageIcon("tm.gif","top middle layout button");

    public ImageIcon tmdn_dot = loadImageIcon("tmdn.gif","selected top middle layout button");

    public ImageIcon tr_dot   = loadImageIcon("tr.gif","top right layout button");

    public ImageIcon trdn_dot = loadImageIcon("trdn.gif","selected top right layout button");

    public ImageIcon loadImageIcon(String filename, String description) {

        String path = "/resources/images/buttons/" + filename;

        return new ImageIcon(getClass().getResource(path), description);

    }

    public class DirectionButton extends JRadioButton {

        /**

         * A layout direction button

         */

        public DirectionButton(Icon icon, Icon downIcon, String direction,

                               String description, ActionListener l,

                               ButtonGroup group, boolean selected)

        {

            super();

            this.addActionListener(l);

            setFocusPainted(false);

            setHorizontalTextPosition(CENTER);

            group.add(this);

            setIcon(icon);

            setSelectedIcon(downIcon);

            setActionCommand(direction);

            getAccessibleContext().setAccessibleName(direction);

            getAccessibleContext().setAccessibleDescription(description);

            setSelected(selected);

        }

        public boolean isFocusTraversable() {

            return false;

        }

        public void setBorder(Border b) {

        }

    }

}