Panda3D
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00001 // Filename: factoryParams.h 00002 // Created by: drose (08May00) 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 FACTORYPARAMS_H 00016 #define FACTORYPARAMS_H 00017 00018 #include "pandabase.h" 00019 00020 #include "typedObject.h" 00021 #include "typedReferenceCount.h" 00022 #include "pointerTo.h" 00023 #include "factoryParam.h" 00024 #include "dcast.h" 00025 00026 #include "pvector.h" 00027 00028 //////////////////////////////////////////////////////////////////// 00029 // Class : FactoryParams 00030 // Description : An instance of this class is passed to the Factory 00031 // when requesting it to do its business and construct a 00032 // new something. It can be filled with optional 00033 // parameters to the CreateFunc for the particular 00034 // subclass the Factory will be creating. 00035 // 00036 // This is just a vector of pointers to *something*; it 00037 // will be up to the individual CreateFuncs to interpret 00038 // this meaningfully. 00039 //////////////////////////////////////////////////////////////////// 00040 class EXPCL_PANDA_PUTIL FactoryParams { 00041 public: 00042 FactoryParams(); 00043 ~FactoryParams(); 00044 00045 void add_param(FactoryParam *param); 00046 void clear(); 00047 00048 int get_num_params() const; 00049 FactoryParam *get_param(int n) const; 00050 00051 FactoryParam *get_param_of_type(TypeHandle type) const; 00052 00053 private: 00054 typedef pvector< PT(TypedReferenceCount) > Params; 00055 00056 Params _params; 00057 }; 00058 00059 template<class ParamType> 00060 INLINE bool get_param_into(ParamType *&pointer, const FactoryParams ¶ms); 00061 00062 #include "factoryParams.I" 00063 00064 #endif