X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Fthreedee%2FWindowFactory.java;fp=src%2Ftim%2Fprune%2Fthreedee%2FWindowFactory.java;h=42ff8a46b906c3030903eb0064ca6a5eac31f4c4;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/threedee/WindowFactory.java b/src/tim/prune/threedee/WindowFactory.java
new file mode 100644
index 0000000..42ff8a4
--- /dev/null
+++ b/src/tim/prune/threedee/WindowFactory.java
@@ -0,0 +1,59 @@
+package tim.prune.threedee;
+
+import javax.swing.JFrame;
+
+/**
+ * Factory class for getting a Window
+ */
+public abstract class WindowFactory
+{
+	private static Java3DWindow _window = null;
+
+	/**
+	 * Get a Window object
+	 * @param inFrame parent frame
+	 * @return object if available, otherwise null
+	 */
+	public static ThreeDWindow getWindow(JFrame inFrame)
+	{
+		if (isJava3dEnabled())
+		{
+			if (_window == null) {
+				_window = new Java3DWindow(inFrame);
+			}
+			else {
+				_window.dispose();
+			}
+			return _window;
+		}
+		return null;
+	}
+
+
+	/**
+	 * @return true if 3d capability is installed
+	 */
+	public static boolean isJava3dEnabled()
+	{
+		boolean has3d = false;
+		try
+		{
+			Class<?> universeClass = Class.forName("com.sun.j3d.utils.universe.SimpleUniverse");
+			has3d = (universeClass != null);
+		}
+		catch (ClassNotFoundException e)
+		{
+			// no java3d classes available
+		}
+		catch (NoClassDefFoundError nfe)
+		{
+			// no java3d classes available
+		}
+		catch (UnsatisfiedLinkError ule)
+		{
+			// java3d classes found but no native components
+		}
+		return has3d;
+	}
+
+}