/* * @(#)Gradient.java	1.15 04/07/26 *  * Copyright (c) 2004 Sun Microsystems, Inc. All Rights Reserved. *  * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: *  * -Redistribution of source code must retain the above copyright notice, this *  list of conditions and the following disclaimer. *  * -Redistribution 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 Sun Microsystems, Inc. or the names of contributors may  * be used to endorse or promote products derived from this software without  * specific prior written permission. *  * This software is provided "AS IS," without a warranty of any kind. ALL  * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN MIDROSYSTEMS, INC. ("SUN") * AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE * AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST  * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,  * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY  * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE,  * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. *  * You acknowledge that this software is not designed, licensed or intended * for use in the design, construction, operation or maintenance of any * nuclear facility. *//* * @(#)Gradient.java	1.12 03/01/23 */package java2d.demos.Paint;import java.awt.*;import java.awt.font.*;import java.awt.event.*;import java.awt.geom.Rectangle2D;import javax.swing.*;import java2d.ControlsSurface;import java2d.CustomControls;public class Gradient extends ControlsSurface {    protected Color innerC, outerC;    private DemoControls controls;    public Gradient() {        setBackground(Color.white);        innerC = Color.green;        outerC = Color.blue;        setControls(new Component[] { new DemoControls(this) });    }    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(Color.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[] =                 { Color.red, Color.orange, Color.yellow, Color.green,                  Color.blue, Color.lightGray, Color.cyan, Color.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;        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("serif", Font.PLAIN, 10);            imenu = (JMenu) inMenuBar.add(new JMenu("Inner Color"));            imenu.setFont(font);            imenu.setIcon(new ColoredSquare(demo.innerC));            omenu = (JMenu) 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);            }         }        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();        }        public Dimension getPreferredSize() {            return new Dimension(200,37);        }        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;            }                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);            }            public int getIconWidth() { return 12; }            public int getIconHeight() { return 12; }        } // End ColoredSquare class    } // End DemoControls} // End Gradient class