/* * * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - 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. * * - Neither the name of Oracle 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 java2d.demos.Paint; import static java.awt.Color.black; import static java.awt.Color.blue; import static java.awt.Color.cyan; import static java.awt.Color.green; import static java.awt.Color.lightGray; import static java.awt.Color.magenta; import static java.awt.Color.orange; import static java.awt.Color.red; import static java.awt.Color.white; import static java.awt.Color.yellow; import java.awt.Color; import java.awt.Component; import java.awt.Dimension; import java.awt.Font; import java.awt.GradientPaint; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.font.TextLayout; import java2d.ControlsSurface; import java2d.CustomControls; import javax.swing.Icon; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; @SuppressWarnings("serial") public class Gradient extends ControlsSurface { protected Color innerC, outerC; public Gradient() { setBackground(white); innerC = green; outerC = blue; setControls(new Component[] { new DemoControls(this) }); } @Override public void render(int w, int h, Graphics2D g2) { int w2 = w / 2; int h2 = h / 2; g2.setPaint(new GradientPaint(0, 0, outerC, w * .35f, h * .35f, innerC)); g2.fillRect(0, 0, w2, h2); g2.setPaint(new GradientPaint(w, 0, outerC, w * .65f, h * .35f, innerC)); g2.fillRect(w2, 0, w2, h2); g2.setPaint(new GradientPaint(0, h, outerC, w * .35f, h * .65f, innerC)); g2.fillRect(0, h2, w2, h2); g2.setPaint(new GradientPaint(w, h, outerC, w * .65f, h * .65f, innerC)); g2.fillRect(w2, h2, w2, h2); g2.setColor(black); TextLayout tl = new TextLayout( "GradientPaint", g2.getFont(), g2.getFontRenderContext()); tl.draw(g2, (int) (w / 2 - tl.getBounds().getWidth() / 2), (int) (h / 2 + tl.getBounds().getHeight() / 2)); } public static void main(String s[]) { createDemoFrame(new Gradient()); } static class DemoControls extends CustomControls implements ActionListener { Gradient demo; Color colors[] = { red, orange, yellow, green, blue, lightGray, cyan, magenta }; String colorName[] = { "Red", "Orange", "Yellow", "Green", "Blue", "lightGray", "Cyan", "Magenta" }; JMenuItem innerMI[] = new JMenuItem[colors.length]; JMenuItem outerMI[] = new JMenuItem[colors.length]; ColoredSquare squares[] = new ColoredSquare[colors.length]; JMenu imenu, omenu; @SuppressWarnings("LeakingThisInConstructor") public DemoControls(Gradient demo) { super(demo.name); this.demo = demo; JMenuBar inMenuBar = new JMenuBar(); add(inMenuBar); JMenuBar outMenuBar = new JMenuBar(); add(outMenuBar); Font font = new Font(Font.SERIF, Font.PLAIN, 10); imenu = inMenuBar.add(new JMenu("Inner Color")); imenu.setFont(font); imenu.setIcon(new ColoredSquare(demo.innerC)); omenu = outMenuBar.add(new JMenu("Outer Color")); omenu.setFont(font); omenu.setIcon(new ColoredSquare(demo.outerC)); for (int i = 0; i < colors.length; i++) { squares[i] = new ColoredSquare(colors[i]); innerMI[i] = imenu.add(new JMenuItem(colorName[i])); innerMI[i].setFont(font); innerMI[i].setIcon(squares[i]); innerMI[i].addActionListener(this); outerMI[i] = omenu.add(new JMenuItem(colorName[i])); outerMI[i].setFont(font); outerMI[i].setIcon(squares[i]); outerMI[i].addActionListener(this); } } @Override public void actionPerformed(ActionEvent e) { for (int i = 0; i < colors.length; i++) { if (e.getSource().equals(innerMI[i])) { demo.innerC = colors[i]; imenu.setIcon(squares[i]); break; } else if (e.getSource().equals(outerMI[i])) { demo.outerC = colors[i]; omenu.setIcon(squares[i]); break; } } demo.repaint(); } @Override public Dimension getPreferredSize() { return new Dimension(200, 37); } @Override @SuppressWarnings("SleepWhileHoldingLock") public void run() { // goto double buffering if (demo.getImageType() <= 1) { demo.setImageType(2); } Thread me = Thread.currentThread(); while (thread == me) { for (int i = 0; i < innerMI.length; i++) { if (i != 4) { try { Thread.sleep(4444); } catch (InterruptedException e) { return; } innerMI[i].doClick(); } } } thread = null; } class ColoredSquare implements Icon { Color color; public ColoredSquare(Color c) { this.color = c; } @Override public void paintIcon(Component c, Graphics g, int x, int y) { Color oldColor = g.getColor(); g.setColor(color); g.fill3DRect(x, y, getIconWidth(), getIconHeight(), true); g.setColor(oldColor); } @Override public int getIconWidth() { return 12; } @Override public int getIconHeight() { return 12; } } // End ColoredSquare class } // End DemoControls } // End Gradient class