Added osgPresentation::Show node and implementations with basic property reporting for various internal nodes of presentation graph

include/osgPresentation/Layer

@@ -31,6 +31,9 @@ class OSGPRESENTATION_EXPORT Layer : public osgPresentation::Group
 
         META_Presentation(Layer);
 
+        /** Get all types of Properties supported by Presentation Object type, return true if the Properties are supported, false otherwise.*/
+        virtual bool getSupportedProperties(PropertyList&);
+
 protected :
 
         virtual ~Layer() {}

include/osgPresentation/Presentation

@@ -31,6 +31,9 @@ class OSGPRESENTATION_EXPORT Presentation : public osgPresentation::Group
 
         META_Presentation(Presentation);
 
+        /** Get all types of Properties supported by Presentation Object type, return true if the Properties are supported, false otherwise.*/
+        virtual bool getSupportedProperties(PropertyList&);
+
 protected :
 
         virtual ~Presentation() {}

include/osgPresentation/Section

@@ -31,6 +31,9 @@ class OSGPRESENTATION_EXPORT Section : public osgPresentation::Group
 
         META_Presentation(Section);
 
+        /** Get all types of Properties supported by Presentation Object type, return true if the Properties are supported, false otherwise.*/
+        virtual bool getSupportedProperties(PropertyList&);
+
 protected :
 
         virtual ~Section() {}

include/osgPresentation/Show

@@ -0,0 +1,44 @@
+/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
+ *
+ * This library is open source and may be redistributed and/or modified under
+ * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
+ * (at your option) any later version.  The full license is in LICENSE file
+ * included with this distribution, and on the openscenegraph.org website.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * OpenSceneGraph Public License for more details.
+*/
+
+#ifndef OSGPRESENTATION_SHOW
+#define OSGPRESENTATION_SHOW 1
+
+#include <osgPresentation/Group>
+
+namespace osgPresentation {
+
+/** osgPresentation::Show
+*/
+class OSGPRESENTATION_EXPORT Show : public osgPresentation::Group
+{
+    public :
+
+        Show() {}
+
+        /** Copy constructor using CopyOp to manage deep vs shallow copy. */
+        Show(const Show& presentation,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY) : osgPresentation::Group(presentation,copyop) {}
+
+        META_Presentation(Show);
+
+        /** Get all types of Properties supported by Presentation Object type, return true if the Properties are supported, false otherwise.*/
+        virtual bool getSupportedProperties(PropertyList&);
+
+protected :
+
+        virtual ~Show() {}
+};
+
+}
+
+#endif

include/osgPresentation/Slide

@@ -31,6 +31,9 @@ class OSGPRESENTATION_EXPORT Slide : public osgPresentation::Group
 
         META_Presentation(Slide);
 
+        /** Get all types of Properties supported by Presentation Object type, return true if the Properties are supported, false otherwise.*/
+        virtual bool getSupportedProperties(PropertyList&);
+
 protected :
 
         virtual ~Slide() {}