/*

 * Copyright (c) 1997, 1999, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

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 */

package com.sun.java.swing.plaf.motif;

import javax.swing.*;

import javax.swing.plaf.*;

import javax.swing.tree.*;

import java.awt.*;

import java.awt.event.*;

import java.beans.*;

import java.io.*;

import java.util.*;

/**

 * Motif rendered to display a tree cell.

 * <p>

 * <strong>Warning:</strong>

 * Serialized objects of this class will not be compatible with

 * future Swing releases.  The current serialization support is appropriate

 * for short term storage or RMI between applications running the same

 * version of Swing.  A future release of Swing will provide support for

 * long term persistence.

 *

 * @author Jeff Dinkins

 */

public class MotifTreeCellRenderer extends DefaultTreeCellRenderer

{

    static final int LEAF_SIZE = 13;

    static final Icon LEAF_ICON = new IconUIResource(new TreeLeafIcon());

    public MotifTreeCellRenderer() {

        super();

    }

    public static Icon loadLeafIcon() {

        return LEAF_ICON;

    }

    /**

     * Icon for a node with no children.

     * <p>

     * <strong>Warning:</strong>

     * Serialized objects of this class will not be compatible with

     * future Swing releases.  The current serialization support is appropriate

     * for short term storage or RMI between applications running the same

     * version of Swing.  A future release of Swing will provide support for

     * long term persistence.

     */

    public static class TreeLeafIcon implements Icon, Serializable {

        Color bg;

        Color shadow;

        Color highlight;

        public TreeLeafIcon() {

            bg = UIManager.getColor("Tree.iconBackground");

            shadow = UIManager.getColor("Tree.iconShadow");

            highlight = UIManager.getColor("Tree.iconHighlight");

        }

        public void paintIcon(Component c, Graphics g, int x, int y) {

            g.setColor(bg);

            y -= 3;

            g.fillRect(x + 4, y + 7, 5, 5);

            g.drawLine(x + 6, y + 6, x + 6, y + 6);

            g.drawLine(x + 3, y + 9, x + 3, y + 9);

            g.drawLine(x + 6, y + 12, x + 6, y + 12);

            g.drawLine(x + 9, y + 9, x + 9, y + 9);

            g.setColor(highlight);

            g.drawLine(x + 2, y + 9, x + 5, y + 6);

            g.drawLine(x + 3, y + 10, x + 5, y + 12);

            g.setColor(shadow);

            g.drawLine(x + 6, y + 13, x + 10, y + 9);

            g.drawLine(x + 9, y + 8, x + 7, y + 6);

        }

        public int getIconWidth() {

            return LEAF_SIZE;

        }

        public int getIconHeight() {

            return LEAF_SIZE;

        }

    }

}