| /* |
| * Copyright 2000-2012 JetBrains s.r.o. |
| * |
| * 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 com.intellij.designer.designSurface.feedbacks; |
| |
| import javax.swing.*; |
| import java.awt.*; |
| |
| /** |
| * @author Alexander Lobas |
| */ |
| public class AlphaFeedback extends JComponent { |
| protected static final AlphaComposite myComposite1 = AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, 0.3f); |
| protected static final AlphaComposite myComposite2 = AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, 0.6f); |
| |
| private final Color myColor; |
| private final Color myBorderColor; |
| |
| public AlphaFeedback(Color color) { |
| this(color, color); |
| } |
| |
| public AlphaFeedback(Color color, Color borderColor) { |
| myColor = color; |
| myBorderColor = borderColor; |
| } |
| |
| protected void paintComponent(Graphics g) { |
| super.paintComponent(g); |
| Graphics2D g2d = (Graphics2D)g; |
| |
| g2d.setColor(myColor); |
| g2d.setComposite(myComposite1); |
| paintOther1(g2d); |
| |
| g2d.setColor(myBorderColor); |
| g2d.setComposite(myComposite2); |
| paintOther2(g2d); |
| } |
| |
| protected void paintOther1(Graphics2D g2d) { |
| g2d.fillRect(0, 0, getWidth(), getHeight()); |
| } |
| |
| protected void paintOther2(Graphics2D g2d) { |
| g2d.drawRect(0, 0, getWidth() - 1, getHeight() - 1); |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////////////////// |
| // |
| // Utils |
| // |
| ////////////////////////////////////////////////////////////////////////////////////////// |
| |
| public static void fillRect1(Graphics g, int x, int y, int width, int height, Color color) { |
| fillRect(g, x, y, width, height, color, myComposite1); |
| } |
| |
| public static void fillRect2(Graphics g, int x, int y, int width, int height, Color color) { |
| fillRect(g, x, y, width, height, color, myComposite2); |
| } |
| |
| public static void fillRect(Graphics g, int x, int y, int width, int height, Color color, Composite composite) { |
| Graphics2D g2d = (Graphics2D)g; |
| Composite oldComposite = g2d.getComposite(); |
| Color oldColor = g.getColor(); |
| |
| g2d.setColor(color); |
| g2d.setComposite(composite); |
| |
| g2d.fillRect(x, y, width, height); |
| |
| g2d.setComposite(oldComposite); |
| g2d.setColor(oldColor); |
| } |
| } |