00001 00002 // GraphTraversal.h // 00004 00005 #ifndef GRAPHTRAVERSAL_H 00006 #define GRAPHTRAVERSAL_H 00007 00008 #include "StateVariables.h" 00009 #include "X3DTypes.h" 00010 00011 #include <list> 00012 #include <typeinfo> 00013 #include <iostream> 00014 00015 namespace X3DTK { 00016 00017 class Walker; 00018 class Visitor; 00019 class X3DComponentWalker; 00020 class X3DComponentVisitor; 00021 00023 00024 class GraphTraversal 00025 { 00026 public: 00028 GraphTraversal(); 00030 virtual ~GraphTraversal(); 00031 00033 void setComponentWalker(X3DComponentWalker *component); 00035 void setComponentVisitor(X3DComponentVisitor *component); 00037 void setAutoDeleteComponents(bool value); 00039 void traverse(SFAbstractNode N) const; 00040 00042 friend GraphTraversal *joinGraphTraversals(GraphTraversal *A1, GraphTraversal *A2); 00044 friend GraphTraversal *mergeGraphTraversals(GraphTraversal *A1, GraphTraversal *A2); 00045 00047 template <class S> 00048 static S *getInstanceOf(); 00049 00051 template <class S> 00052 static void removeInstanceOf(); 00053 00054 protected: 00056 Visitor *visitor; 00058 Walker *walker; 00059 00060 private: 00061 static std::list<StateVariables *> _stateVariablesList; 00062 }; 00063 00064 } 00065 00066 #include "GraphTraversal.inl" 00067 00068 #endif