| /* |
| * Copyright 1999,2004 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.log4j.chainsaw; |
| |
| import java.awt.*; |
| |
| import javax.swing.*; |
| |
| |
| /** |
| * An Icon that is a Nice arrow to be used for displaying which |
| * Column is being used for sorting. |
| * @author Claude Duguay |
| */ |
| public class SortArrowIcon implements Icon { |
| public static final int NONE = 0; |
| public static final int DECENDING = 1; |
| public static final int ASCENDING = 2; |
| protected int direction; |
| protected int width = 8; |
| protected int height = 8; |
| |
| public SortArrowIcon(int direction) { |
| this.direction = direction; |
| } |
| |
| public int getIconWidth() { |
| return width; |
| } |
| |
| public int getIconHeight() { |
| return height; |
| } |
| |
| public void paintIcon(Component c, Graphics g, int x, int y) { |
| Color bg = c.getBackground(); |
| Color light = bg.brighter(); |
| Color shade = bg.darker(); |
| |
| int w = width; |
| int h = height; |
| int m = w / 2; |
| |
| if (direction == ASCENDING) { |
| g.setColor(shade); |
| g.drawLine(x, y, x + w, y); |
| g.drawLine(x, y, x + m, y + h); |
| g.setColor(light); |
| g.drawLine(x + w, y, x + m, y + h); |
| } |
| |
| if (direction == DECENDING) { |
| g.setColor(shade); |
| g.drawLine(x + m, y, x, y + h); |
| g.setColor(light); |
| g.drawLine(x, y + h, x + w, y + h); |
| g.drawLine(x + m, y, x + w, y + h); |
| } |
| } |
| } |