Copied JOGL_2_SANDBOX r350 on to trunk; JOGL_2_SANDBOX branch is now closed

git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/../svn-server-sync/jogl-demos/trunk@352 3298f667-5e0e-4b4a-8ed4-a3559d26a5f4

1 files changed, 168 insertions, 0 deletions

diff --git a/src/demos/j2d/TestTextRenderer.java b/src/demos/j2d/TestTextRenderer.java
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+/*
+ * Copyright (c) 2006 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
+ * MICROSYSTEMS, 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 or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ * 
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package demos.j2d;
+
+import com.sun.opengl.util.awt.TextRenderer;
+import demos.gears.Gears;
+import demos.util.FPSCounter;
+import demos.util.SystemTime;
+import demos.util.Time;
+import gleem.linalg.Vec2f;
+import java.awt.Font;
+import java.awt.Frame;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.awt.geom.Rectangle2D;
+import javax.media.opengl.GL;
+import javax.media.opengl.GLAutoDrawable;
+import javax.media.opengl.GLCapabilities;
+import javax.media.opengl.GLEventListener;
+import javax.media.opengl.awt.GLCanvas;
+import com.sun.opengl.util.Animator;
+
+
+
+/** A simple test of the TextRenderer class. Draws gears underneath
+    with moving Java 2D-rendered text on top. */
+
+public class TestTextRenderer implements GLEventListener {
+
+  public static void main(String[] args) {
+    Frame frame = new Frame("Text Renderer Test");
+    GLCapabilities caps = new GLCapabilities(null);
+    caps.setAlphaBits(8);
+    GLCanvas canvas = new GLCanvas(caps);
+    canvas.addGLEventListener(new Gears());
+    canvas.addGLEventListener(new TestTextRenderer());
+    frame.add(canvas);
+    frame.setSize(512, 512);
+    final Animator animator = new Animator(canvas);
+    frame.addWindowListener(new WindowAdapter() {
+        public void windowClosing(WindowEvent e) {
+          // Run this on another thread than the AWT event queue to
+          // make sure the call to Animator.stop() completes before
+          // exiting
+          new Thread(new Runnable() {
+              public void run() {
+                animator.stop();
+                System.exit(0);
+              }
+            }).start();
+        }
+      });
+
+    frame.setVisible(true);
+    animator.start();
+  }
+
+  private TextRenderer renderer;
+  private Time time;
+  private Font font;
+  private Vec2f velocity = new Vec2f(100.0f, 150.0f);
+  private Vec2f position;
+  private String TEST_STRING = "Java 2D Text";
+  private int textWidth;
+  private int textHeight;
+  private FPSCounter fps;
+
+  public void init(GLAutoDrawable drawable) {
+    GL gl = drawable.getGL();
+
+    // Don't artificially slow us down, at least on platforms where we
+    // have control over this (note: on X11 platforms this may not
+    // have the effect of overriding the setSwapInterval(1) in the
+    // Gears demo)
+    gl.setSwapInterval(0);
+
+    renderer = new TextRenderer(new Font("SansSerif", Font.BOLD, 36));
+    time = new SystemTime();
+    ((SystemTime) time).rebase();
+
+    // Start the text half way up the left side
+    position = new Vec2f(0.0f, drawable.getHeight() / 2);
+    Rectangle2D textBounds = renderer.getBounds(TEST_STRING);
+    textWidth = (int) textBounds.getWidth();
+    textHeight = (int) textBounds.getHeight();
+
+    fps = new FPSCounter(drawable, 36);
+  }
+
+  public void dispose(GLAutoDrawable drawable) {
+    renderer = null;
+    position = null;
+    time = null;
+  }
+
+  public void display(GLAutoDrawable drawable) {
+    time.update();
+
+    // Compute the next position of the text
+    position = position.plus(velocity.times((float) time.deltaT()));
+    // Figure out whether we have to switch directions
+    if (position.x() < 0) {
+      velocity.setX(Math.abs(velocity.x()));
+    } else if (position.x() + textWidth > drawable.getWidth()) {
+      velocity.setX(-1.0f * Math.abs(velocity.x()));
+    }      
+    if (position.y() < 0) {
+      velocity.setY(Math.abs(velocity.y()));
+    } else if (position.y() + textHeight > drawable.getHeight()) {
+      velocity.setY(-1.0f * Math.abs(velocity.y()));
+    }      
+
+    GL gl = drawable.getGL();
+
+    // Prepare to draw text
+    renderer.beginRendering(drawable.getWidth(), drawable.getHeight());
+
+    // Draw text
+    renderer.draw(TEST_STRING, (int) position.x(), (int) position.y());
+
+    // Draw FPS
+    fps.draw();
+
+    // Clean up rendering
+    renderer.endRendering();
+  }
+
+  // Unused methods
+  public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {}
+  public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {}
+}