com.jgoodies.looks.windows.WindowsArrowButton Maven / Gradle / Ivy
Show all versions of jgoodies-looks Show documentation
/*
* Copyright (c) 2001-2012 JGoodies Karsten Lentzsch. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o 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.
*
* o Neither the name of JGoodies Karsten Lentzsch 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,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jgoodies.looks.windows;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import javax.swing.UIManager;
import javax.swing.plaf.basic.BasicArrowButton;
/**
* The JGoodies Windows Look&Feel implementation for
* arrow buttons used in scrollbars and comboboxes.
*
* It differs from {@code BasicArrowButton} in that the preferred size
* is always a square.
* It differs from {@code WindowsScrollBarUI.WindowsArrowButton}
* in that the triangle is black and positioned correctly.
*
* @author Karsten Lentzsch
* @version $Revision: 1.10 $
*/
final class WindowsArrowButton extends BasicArrowButton {
public WindowsArrowButton(int direction) {
super(direction);
}
@Override
public Dimension getPreferredSize() {
int width = Math.max(5, UIManager.getInt("ScrollBar.width"));
return new Dimension(width, width);
}
@Override
public void paintTriangle(
Graphics g,
int x,
int y,
int size,
int triangleDirection,
boolean enabled) {
Color oldColor = g.getColor();
int mid, i, j;
j = 0;
size = Math.max(size, 2);
mid = (size - 1) / 2; // Modified by JGoodies
g.translate(x, y);
g.setColor(UIManager.getColor(enabled ? "controlText" : "controlShadow"));
switch (triangleDirection) {
case NORTH :
for (i = 0; i < size; i++) {
g.drawLine(mid - i, i, mid + i, i);
}
if (!enabled) {
g.setColor(UIManager.getColor("controlLtHighlight"));
g.drawLine(mid - i + 2, i, mid + i, i);
}
break;
case SOUTH :
if (!enabled) {
g.translate(1, 1);
g.setColor(UIManager.getColor("controlLtHighlight"));
for (i = size - 1; i >= 0; i--) {
g.drawLine(mid - i, j, mid + i, j);
j++;
}
g.translate(-1, -1);
g.setColor(UIManager.getColor("controlShadow"));
}
j = 0;
for (i = size - 1; i >= 0; i--) {
g.drawLine(mid - i, j, mid + i, j);
j++;
}
break;
case WEST :
for (i = 0; i < size; i++) {
g.drawLine(i, mid - i, i, mid + i);
}
if (!enabled) {
g.setColor(UIManager.getColor("controlLtHighlight"));
g.drawLine(i, mid - i + 2, i, mid + i);
}
break;
case EAST :
if (!enabled) {
g.translate(1, 1);
g.setColor(UIManager.getColor("controlLtHighlight"));
for (i = size - 1; i >= 0; i--) {
g.drawLine(j, mid - i, j, mid + i);
j++;
}
g.translate(-1, -1);
g.setColor(UIManager.getColor("controlShadow"));
}
j = 0;
for (i = size - 1; i >= 0; i--) {
g.drawLine(j, mid - i, j, mid + i);
j++;
}
break;
}
g.translate(-x, -y);
g.setColor(oldColor);
}
}