/**
* Copyright (C) 2015 Valkyrie RCP
*
* 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.valkyriercp.component;
import javax.swing.*;
import javax.swing.border.AbstractBorder;
import java.awt.*;
public class ShadowBorder extends AbstractBorder {
private static final Insets INSETS = new Insets(1, 1, 3, 3);
public Insets getBorderInsets(Component c) {
return INSETS;
}
public void paintBorder(Component c, Graphics g, int x, int y, int w, int h) {
Color shadow = UIManager.getColor("controlShadow");
if (shadow == null) {
shadow = Color.GRAY;
}
Color lightShadow = new Color(shadow.getRed(), shadow.getGreen(), shadow.getBlue(), 170);
Color lighterShadow = new Color(shadow.getRed(), shadow.getGreen(), shadow.getBlue(), 70);
g.translate(x, y);
g.setColor(shadow);
g.fillRect(0, 0, w - 3, 1);
g.fillRect(0, 0, 1, h - 3);
g.fillRect(w - 3, 1, 1, h - 3);
g.fillRect(1, h - 3, w - 3, 1);
// Shadow line 1
g.setColor(lightShadow);
g.fillRect(w - 3, 0, 1, 1);
g.fillRect(0, h - 3, 1, 1);
g.fillRect(w - 2, 1, 1, h - 3);
g.fillRect(1, h - 2, w - 3, 1);
// Shadow line2
g.setColor(lighterShadow);
g.fillRect(w - 2, 0, 1, 1);
g.fillRect(0, h - 2, 1, 1);
g.fillRect(w - 2, h - 2, 1, 1);
g.fillRect(w - 1, 1, 1, h - 2);
g.fillRect(1, h - 1, w - 2, 1);
g.translate(-x, -y);
}
}