1. Converted example programs, under appearance, background and collision, to use JFrame instead of MainFrame.

2. Created a GUI .form file for each example program.
3. Rename universe configuration file, ie. add .cfg as file extension.

2 files changed, 125 insertions, 57 deletions

diff --git a/src/classes/org/jdesktop/j3d/examples/background/BackgroundGeometry.form b/src/classes/org/jdesktop/j3d/examples/background/BackgroundGeometry.form
new file mode 100644
index 0000000..9e76404
--- /dev/null
+++ b/src/classes/org/jdesktop/j3d/examples/background/BackgroundGeometry.form
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<Form version="1.0" type="org.netbeans.modules.form.forminfo.JFrameFormInfo">
+  <Properties>
+    <Property name="defaultCloseOperation" type="int" value="3"/>
+    <Property name="title" type="java.lang.String" value="BackgroundGeometry"/>
+  </Properties>
+  <SyntheticProperties>
+    <SyntheticProperty name="formSizePolicy" type="int" value="1"/>
+  </SyntheticProperties>
+  <AuxValues>
+    <AuxValue name="FormSettings_generateMnemonicsCode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_listenerGenerationStyle" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_variablesLocal" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_variablesModifier" type="java.lang.Integer" value="2"/>
+    <AuxValue name="designerSize" type="java.awt.Dimension" value="-84,-19,0,5,115,114,0,18,106,97,118,97,46,97,119,116,46,68,105,109,101,110,115,105,111,110,65,-114,-39,-41,-84,95,68,20,2,0,2,73,0,6,104,101,105,103,104,116,73,0,5,119,105,100,116,104,120,112,0,0,1,44,0,0,1,-112"/>
+  </AuxValues>
+
+  <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout"/>
+  <SubComponents>
+    <Container class="javax.swing.JPanel" name="drawingPanel">
+      <Properties>
+        <Property name="opaque" type="boolean" value="false"/>
+        <Property name="preferredSize" type="java.awt.Dimension" editor="org.netbeans.beaninfo.editors.DimensionEditor">
+          <Dimension value="[700, 700]"/>
+        </Property>
+      </Properties>
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="Center"/>
+        </Constraint>
+      </Constraints>
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout"/>
+    </Container>
+  </SubComponents>
+</Form>
diff --git a/src/classes/org/jdesktop/j3d/examples/background/BackgroundGeometry.java b/src/classes/org/jdesktop/j3d/examples/background/BackgroundGeometry.java
index 86c380a..e3391b4 100644
--- a/src/classes/org/jdesktop/j3d/examples/background/BackgroundGeometry.java
+++ b/src/classes/org/jdesktop/j3d/examples/background/BackgroundGeometry.java
@@ -46,22 +46,22 @@ package org.jdesktop.j3d.examples.background;
 
 import com.sun.j3d.utils.image.TextureLoader;
 import com.sun.j3d.utils.behaviors.mouse.*;
-import java.applet.Applet;
-import java.awt.*;
-import com.sun.j3d.utils.applet.MainFrame;
 import com.sun.j3d.utils.geometry.*;
 import com.sun.j3d.utils.universe.*;
 import javax.media.j3d.*;
 import javax.vecmath.*;
+import java.awt.GraphicsConfiguration;
 import org.jdesktop.j3d.examples.Resources;
 
-public class BackgroundGeometry extends Applet {
-
-    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);
+/**
+ * Simple Java 3D example program to display a spinning cube.
+ */
+public class BackgroundGeometry extends javax.swing.JFrame {
 
+    private SimpleUniverse univ = null;
+    private BranchGroup scene = null;
     private java.net.URL bgImage = null;
-
-    private SimpleUniverse u = null;
+    private BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);
 
     public BranchGroup createSceneGraph() {
 
@@ -153,47 +153,32 @@ public class BackgroundGeometry extends Applet {
         lgt2.setInfluencingBounds(bounds);
         objScale.addChild(lgt1);
         objScale.addChild(lgt2);
-
  
         return objRoot;
     }
 
-    public BackgroundGeometry (){
-    }
+    private Canvas3D createUniverse() {
+	// Get the preferred graphics configuration for the default screen
+	GraphicsConfiguration config =
+	    SimpleUniverse.getPreferredConfiguration();
 
-    public BackgroundGeometry(java.net.URL bgurl) {
-        bgImage = bgurl;
-    }
+	// Create a Canvas3D using the preferred configuration
+	Canvas3D c = new Canvas3D(config);
 
-    public void init() {
+	// Create simple universe with view branch
+	univ = new SimpleUniverse(c);
 
-        if (bgImage == null) {
-	    // the path to the image for an applet
-	    bgImage = Resources.getResource("resources/images/bg.jpg");
-	    if (bgImage == null) {
-	      System.err.println("resources/images/bg.jpg not found");
-	      System.exit(1);
-            }            
-            
-	}
-        setLayout(new BorderLayout());
-        GraphicsConfiguration config =
-		SimpleUniverse.getPreferredConfiguration();
+	// This will move the ViewPlatform back a bit so the
+	// objects in the scene can be viewed.
+	univ.getViewingPlatform().setNominalViewingTransform();
 
-    	Canvas3D c = new Canvas3D(config);
-    	add("Center", c);
-    
-    	BranchGroup scene = createSceneGraph();
-    	u = new SimpleUniverse(c);
-
-        // This will move the ViewPlatform back a bit so the
-        // objects in the scene can be viewed.
-        u.getViewingPlatform().setNominalViewingTransform();
+	// Ensure at least 5 msec per frame (i.e., < 200Hz)
+	univ.getViewer().getView().setMinimumFrameCycleTime(5);
 
         TransformGroup viewTrans =
-                u.getViewingPlatform().getViewPlatformTransform();
-
-        // Create the rotate behavior node
+                univ.getViewingPlatform().getViewPlatformTransform();
+        
+                // Create the rotate behavior node
         MouseRotate behavior1 = new MouseRotate(viewTrans);
         scene.addChild(behavior1);
         behavior1.setSchedulingBounds(bounds);
@@ -208,28 +193,74 @@ public class BackgroundGeometry extends Applet {
         scene.addChild(behavior3);
         behavior3.setSchedulingBounds(bounds);
 
+	return c;
+    }
+
+    /**
+     * Creates new form HelloUniverse
+     */
+    public BackgroundGeometry() {
+
+        if (bgImage == null) {
+	    // the path to the image for an applet
+	    bgImage = Resources.getResource("resources/images/bg.jpg");
+	    if (bgImage == null) {
+	      System.err.println("resources/images/bg.jpg not found");
+	      System.exit(1);
+            }            
+	}
+
+	// Initialize the GUI components
+	initComponents();
+
+        // Create the content branch and add it to the universe
+	scene = createSceneGraph();
+ 
+	// Create Canvas3D and SimpleUniverse; add canvas to drawing panel
+	Canvas3D c = createUniverse();
+	drawingPanel.add(c, java.awt.BorderLayout.CENTER);       
+
         // Let Java 3D perform optimizations on this scene graph.
         scene.compile();
 
-        u.addBranchGraph(scene);
+	univ.addBranchGraph(scene);
     }
 
-    public void destroy() {
-	u.cleanup();
-    }
-  
-    public static void main(String argv[]) {
-      System.out.println("Usage: mouse buttons to rotate, zoom or translate the view platform transform"); 
-      System.out.println("       Note that the background geometry only changes with rotation");
-      // the path to the image file for an application
-      java.net.URL bgurl = null;
-      
-      bgurl = Resources.getResource("resources/images/bg.jpg");
-      if (bgurl == null) {
-	  System.err.println("resources/images/bg.jpg not found");
-	  System.exit(1);
-      }
-      new MainFrame(new BackgroundGeometry(bgurl), 750, 750);
+    // ----------------------------------------------------------------
+    
+    /** This method is called from within the constructor to
+     * initialize the form.
+     * WARNING: Do NOT modify this code. The content of this method is
+     * always regenerated by the Form Editor.
+     */
+    // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
+    private void initComponents() {
+        drawingPanel = new javax.swing.JPanel();
+
+        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
+        setTitle("BackgroundGeometry");
+        drawingPanel.setLayout(new java.awt.BorderLayout());
+
+        drawingPanel.setOpaque(false);
+        drawingPanel.setPreferredSize(new java.awt.Dimension(700, 700));
+        getContentPane().add(drawingPanel, java.awt.BorderLayout.CENTER);
+
+        pack();
+    }// </editor-fold>//GEN-END:initComponents
+    
+    /**
+     * @param args the command line arguments
+     */
+    public static void main(String args[]) {
+        java.awt.EventQueue.invokeLater(new Runnable() {
+            public void run() {
+                new BackgroundGeometry().setVisible(true);
+            }
+        });
     }
+    
+    // Variables declaration - do not modify//GEN-BEGIN:variables
+    private javax.swing.JPanel drawingPanel;
+    // End of variables declaration//GEN-END:variables
+    
 }
-