/*
* $Id: SortArrowIcon.java,v 1.3 2005/10/10 18:01:39 rbair Exp $
*
* Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
* Santa Clara, California 95054, U.S.A. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jdesktop.swingx.icon;
import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import javax.swing.Icon;
import javax.swing.plaf.UIResource;
public class SortArrowIcon implements Icon, UIResource {
private boolean ascending = true;
//REMIND(aim): support more configurable sizes
private int width = 8;
private int height = 8;
public SortArrowIcon(boolean ascending) {
this.ascending = ascending;
}
public int getIconWidth() {
return width;
}
public int getIconHeight() {
return height;
}
public void paintIcon(Component c, Graphics g, int x, int y) {
Color base = c.getBackground();
Color shadow = base.darker().darker();
Color highlight = Color.white;
if (ascending) {
g.setColor(shadow);
int y1 = height-1;
for(int x1=0; x1 < width/2 ; x1++) {
g.drawLine(x + x1, y + y1, x + x1, y + y1 - 1);
y1 -= ((x1+1 == (width/2)-1)? 1 : 2);
}
g.setColor(highlight);
y1 = height-1;
for (int x1 = width-1; x1 >= width / 2; x1--) {
g.drawLine(x + x1, y + y1, x + x1, y + y1 - 1);
y1 -= ( (x1 - 1 == (width / 2)) ? 1 : 2);
}
g.drawLine(x + 1, y + height-1, x + width - 1, y + height-1);
} else {
// descending
g.setColor(shadow);
int y1 = 1;
for (int x1 = 0; x1 < width/2 ; x1++) {
g.drawLine(x + x1, y + y1, x + x1, y + y1 + 1);
y1 += (x1+1 == (width/2-1))? 1 : 2;
}
g.setColor(highlight);
y1 = 1;
for (int x1 = width - 1; x1 >= width/2; x1--) {
g.drawLine(x + x1, y + y1, x + x1, y + y1 + 1);
y1 += (x1-1 == width/2)? 1 : 2;
}
g.setColor(shadow);
g.drawLine(x + 1, y + 1, x + width - 1, y + 1);
}
}
}