Pulse Animation Field
/* * Copyright (c) 2007, Romain Guy * 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 the TimingFramework project 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. */ import java.awt.AlphaComposite; import java.awt.BasicStroke; import java.awt.Color; import java.awt.Component; import java.awt.FlowLayout; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Insets; import java.awt.RenderingHints; import java.awt.geom.Rectangle2D; import javax.swing.JButton; import javax.swing.JComponent; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.SwingUtilities; import javax.swing.UIManager; import javax.swing.UnsupportedLookAndFeelException; import javax.swing.border.Border; import javax.swing.border.CompoundBorder; import org.jdesktop.animation.timing.Animator; import org.jdesktop.animation.timing.interpolation.PropertySetter; import org.jdesktop.animation.timing.triggers.FocusTrigger; import org.jdesktop.animation.timing.triggers.FocusTriggerEvent; /** * * @author Romain Guy <romain.guy@mac.com> */ public class PulseFieldDemo extends JFrame { public PulseFieldDemo() { super("PulseField Demo"); add(buildPulsatingField()); setDefaultCloseOperation(EXIT_ON_CLOSE); pack(); setLocationRelativeTo(null); } private JComponent buildPulsatingField() { JTextField field = new JTextField(20); PulsatingBorder border = new PulsatingBorder(field); field.setBorder(new CompoundBorder(field.getBorder(), border)); PropertySetter setter = new PropertySetter( border, "thickness", 0.0f, 1.0f); Animator animator = new Animator(900, Animator.INFINITE, Animator.RepeatBehavior.REVERSE, setter); animator.start(); JPanel panel = new JPanel(new FlowLayout()); panel.add(field); panel.add(new JButton("OK")); panel.add(new JButton("Cancel")); return panel; } public static class PulsatingBorder implements Border { private float thickness = 0.0f; private JComponent c; public PulsatingBorder(JComponent c) { this.c = c; } public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) { Graphics2D g2 = (Graphics2D) g.create(); g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); Rectangle2D r = new Rectangle2D.Double(x, y, width - 1, height - 1); g2.setStroke(new BasicStroke(2.0f * getThickness())); g2.setComposite(AlphaComposite.SrcOver.derive(getThickness())); g2.setColor(new Color(0x54A4DE)); g2.draw(r); } public Insets getBorderInsets(Component c) { return new Insets(2, 2, 2, 2); } public boolean isBorderOpaque() { return false; } public float getThickness() { return thickness; } public void setThickness(float thickness) { this.thickness = thickness; c.repaint(); } } public static void main(String[] args) { try { UIManager.setLookAndFeel( UIManager.getCrossPlatformLookAndFeelClassName()); } catch (IllegalAccessException ex) { ex.printStackTrace(); } catch (InstantiationException ex) { ex.printStackTrace(); } catch (UnsupportedLookAndFeelException ex) { ex.printStackTrace(); } catch (ClassNotFoundException ex) { ex.printStackTrace(); } SwingUtilities.invokeLater(new Runnable() { public void run() { new PulseFieldDemo().setVisible(true); } }); } }