Initial cut of Audio/Volume/Movie/Image presentation objects

include/osgPresentation/Audio

@@ -31,6 +31,12 @@ class OSGPRESENTATION_EXPORT Audio : public osgPresentation::Element
 
         META_Presentation(Audio);
 
+        /** load the audio subgraph.*/
+        virtual bool load();
+
+        /** 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 ~Audio() {}

include/osgPresentation/Image

@@ -31,6 +31,12 @@ class OSGPRESENTATION_EXPORT Image : public osgPresentation::Element
 
         META_Presentation(Image);
 
+        /** load the image subgraph.*/
+        virtual bool load();
+
+        /** 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 ~Image() {}

include/osgPresentation/Model

@@ -31,7 +31,7 @@ class OSGPRESENTATION_EXPORT Model : public osgPresentation::Element
 
         META_Presentation(Model);
 
-        /** load the text subgraph.*/
+        /** load the model subgraph.*/
         virtual bool load();
 
         /** Get all types of Properties supported by Presentation Object type, return true if the Properties are supported, false otherwise.*/

include/osgPresentation/Movie

@@ -31,6 +31,12 @@ class OSGPRESENTATION_EXPORT Movie : public osgPresentation::Element
 
         META_Presentation(Movie);
 
+        /** load the movie subgraph.*/
+        virtual bool load();
+
+        /** 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 ~Movie() {}

include/osgPresentation/Volume

@@ -31,6 +31,12 @@ class OSGPRESENTATION_EXPORT Volume : public osgPresentation::Element
 
         META_Presentation(Volume);
 
+        /** load the volume subgraph.*/
+        virtual bool load();
+
+        /** 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 ~Volume() {}