home *** CD-ROM | disk | FTP | other *** search
Java Source | 2002-09-06 | 7.6 KB | 217 lines |
- /*
- * Copyright (c) 2002 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:
- *
- * -Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * -Redistribution in binary form must reproduct 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 AND ITS LICENSORS SHALL NOT
- * BE LIABLE FOR ANY DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT
- * OF OR RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THE 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 SOFTWARE, EVEN
- * IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that Software is not designed, licensed or intended for
- * use in the design, construction, operation or maintenance of any nuclear
- * facility.
- */
-
- /*
- * @(#)Text.java 1.27 02/06/13
- */
-
- package java2d.demos.Clipping;
-
- import java.awt.*;
- import java.awt.event.*;
- import java.awt.image.BufferedImage;
- import java.awt.geom.Line2D;
- import java.awt.geom.AffineTransform;
- import java.awt.image.BufferedImage;
- import java.awt.font.TextLayout;
- import java.awt.font.FontRenderContext;
- import javax.swing.*;
- import java2d.ControlsSurface;
- import java2d.CustomControls;
-
-
- /**
- * Clipping an image, lines, text, texture and gradient with text.
- */
- public class Text extends ControlsSurface {
-
- static Image img;
- static TexturePaint texture;
- static {
- BufferedImage bi = new BufferedImage(5, 5, BufferedImage.TYPE_INT_RGB);
- Graphics2D big = bi.createGraphics();
- big.setBackground(Color.yellow);
- big.clearRect(0,0,5,5);
- big.setColor(Color.red);
- big.fillRect(0,0,3,3);
- texture = new TexturePaint(bi,new Rectangle(0,0,5,5));
- }
- private String clipType = "Lines";
- private DemoControls controls;
- protected boolean doClip = true;
-
-
- public Text() {
- setBackground(Color.white);
- img = getImage("clouds.jpg");
- setControls(new Component[] { new DemoControls(this) });
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
-
- FontRenderContext frc = g2.getFontRenderContext();
- Font f = new Font("sansserif",Font.BOLD,32);
- String s = new String("JAVA");
- TextLayout tl = new TextLayout(s, f, frc);
- double sw = tl.getBounds().getWidth();
- double sh = tl.getBounds().getHeight();
- double sx = (w-40)/sw;
- double sy = (h-40)/sh;
- AffineTransform Tx = AffineTransform.getScaleInstance(sx, sy);
- Shape shape = tl.getOutline(Tx);
- sw = shape.getBounds().getWidth();
- sh = shape.getBounds().getHeight();
- Tx = AffineTransform.getTranslateInstance(w/2-sw/2, h/2+sh/2);
- shape = Tx.createTransformedShape(shape);
- Rectangle r = shape.getBounds();
-
- if (doClip) {
- g2.clip(shape);
- }
-
- if (clipType.equals("Lines")) {
- g2.setColor(Color.black);
- g2.fill(r);
- g2.setColor(Color.yellow);
- g2.setStroke(new BasicStroke(1.5f));
- for (int j = r.y; j < r.y + r.height; j=j+3) {
- Line2D line = new Line2D.Float( (float) r.x, (float) j,
- (float) (r.x+r.width), (float) j);
- g2.draw(line);
- }
- } else if (clipType.equals("Image")) {
- g2.drawImage(img, r.x, r.y, r.width, r.height, null);
- } else if (clipType.equals("TP")) {
- g2.setPaint(texture);
- g2.fill(r);
- } else if (clipType.equals("GP")) {
- g2.setPaint(new GradientPaint(0,0,Color.blue,w,h,Color.yellow));
- g2.fill(r);
- } else if (clipType.equals("Text")) {
- g2.setColor(Color.black);
- g2.fill(shape.getBounds());
- g2.setColor(Color.cyan);
- f = new Font("serif",Font.BOLD,10);
- tl = new TextLayout("java", f, frc);
- sw = tl.getBounds().getWidth();
-
- int x = r.x;
- int y = (int) (r.y + tl.getAscent());
- sh = r.y + r.height;
- while ( y < sh ) {
- tl.draw(g2, x, y);
- if ((x += (int) sw) > (r.x+r.width)) {
- x = r.x;
- y += (int) tl.getAscent();
- }
- }
- }
- g2.setClip(new Rectangle(0, 0, w, h));
-
- g2.setColor(Color.gray);
- g2.draw(shape);
- }
-
-
- public static void main(String s[]) {
- createDemoFrame(new Text());
- }
-
-
- static class DemoControls extends CustomControls implements ActionListener {
-
- Text demo;
- JToolBar toolbar;
-
- public DemoControls(Text demo) {
- super(demo.name);
- this.demo = demo;
- setBackground(Color.gray);
- add(toolbar = new JToolBar());
- toolbar.setFloatable(false);
- addTool("Clip", true);
- addTool("Lines", true);
- addTool("Image", false);
- addTool("TP", false);
- addTool("GP", false);
- addTool("Text", false);
- }
-
- public void addTool(String str, boolean state) {
- JButton b = (JButton) toolbar.add(new JButton(str));
- b.setSelected(state);
- b.setBackground(state ? Color.green : Color.lightGray);
- b.addActionListener(this);
- }
-
- public void actionPerformed(ActionEvent e) {
- if (e.getSource().equals(toolbar.getComponentAtIndex(0))) {
- JButton b = (JButton) e.getSource();
- b.setSelected(demo.doClip = !demo.doClip);
- b.setBackground(b.isSelected() ? Color.green : Color.lightGray);
- } else {
- for (int i = 1; i < toolbar.getComponentCount(); i++) {
- JButton b = (JButton) toolbar.getComponentAtIndex(i);
- b.setBackground(Color.lightGray);
- }
- JButton b = (JButton) e.getSource();
- b.setBackground(Color.green);
- demo.clipType = b.getText();
- }
- demo.repaint();
- }
-
- public Dimension getPreferredSize() {
- return new Dimension(200,36);
- }
-
-
- public void run() {
- try { thread.sleep(1111); } catch (Exception e) { return; }
- Thread me = Thread.currentThread();
- while (thread == me) {
- for (int i = 1; i < toolbar.getComponentCount()-1; i++) {
- ((JButton) toolbar.getComponentAtIndex(i)).doClick();
- try {
- thread.sleep(4444);
- } catch (InterruptedException e) { return; }
- }
- }
- thread = null;
- }
- } // End DemoControls
- } // End Text
-