Panda3D
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00001 // Filename: eggUserData.h 00002 // Created by: drose (03Jun03) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef EGGUSERDATA_H 00016 #define EGGUSERDATA_H 00017 00018 #include "pandabase.h" 00019 00020 #include "typedReferenceCount.h" 00021 00022 //////////////////////////////////////////////////////////////////// 00023 // Class : EggUserData 00024 // Description : This is a base class for a user-defined data type to 00025 // extend egg structures in processing code. The user 00026 // of the egg library may derive from EggUserData to 00027 // associate any arbitrary data with various egg 00028 // objects. 00029 // 00030 // However, this data will not be written out to the 00031 // disk when the egg file is written; it is an in-memory 00032 // object only. 00033 //////////////////////////////////////////////////////////////////// 00034 class EXPCL_PANDAEGG EggUserData : public TypedReferenceCount { 00035 PUBLISHED: 00036 INLINE EggUserData(); 00037 INLINE EggUserData(const EggUserData ©); 00038 INLINE EggUserData &operator = (const EggUserData ©); 00039 00040 virtual ~EggUserData(); 00041 00042 public: 00043 static TypeHandle get_class_type() { 00044 return _type_handle; 00045 } 00046 static void init_type() { 00047 TypedReferenceCount::init_type(); 00048 register_type(_type_handle, "EggUserData", 00049 TypedReferenceCount::get_class_type()); 00050 } 00051 virtual TypeHandle get_type() const { 00052 return get_class_type(); 00053 } 00054 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00055 00056 private: 00057 static TypeHandle _type_handle; 00058 }; 00059 00060 #include "eggUserData.I" 00061 00062 #endif 00063