Panda3D
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00001 // Filename: pandaSystem.h 00002 // Created by: drose (26Jan05) 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 PANDASYSTEM_H 00016 #define PANDASYSTEM_H 00017 00018 #include "dtoolbase.h" 00019 #include "pmap.h" 00020 #include "pvector.h" 00021 00022 //////////////////////////////////////////////////////////////////// 00023 // Class : PandaSystem 00024 // Description : This class is used as a namespace to group several 00025 // global properties of Panda. Application developers 00026 // can use this class to query the runtime version or 00027 // capabilities of the current Panda environment. 00028 //////////////////////////////////////////////////////////////////// 00029 class EXPCL_DTOOL PandaSystem { 00030 protected: 00031 PandaSystem(); 00032 ~PandaSystem(); 00033 00034 PUBLISHED: 00035 static string get_version_string(); 00036 static string get_package_version_string(); 00037 static string get_package_host_url(); 00038 static string get_p3d_coreapi_version_string(); 00039 00040 static int get_major_version(); 00041 static int get_minor_version(); 00042 static int get_sequence_version(); 00043 static bool is_official_version(); 00044 00045 static string get_distributor(); 00046 static string get_compiler(); 00047 static string get_build_date(); 00048 00049 static string get_platform(); 00050 00051 bool has_system(const string &system) const; 00052 int get_num_systems() const; 00053 string get_system(int n) const; 00054 00055 string get_system_tag(const string &system, const string &tag) const; 00056 00057 void add_system(const string &system); 00058 void set_system_tag(const string &system, const string &tag, 00059 const string &value); 00060 00061 bool heap_trim(size_t pad); 00062 00063 void output(ostream &out) const; 00064 void write(ostream &out) const; 00065 00066 static PandaSystem *get_global_ptr(); 00067 00068 private: 00069 void reset_system_names(); 00070 00071 void set_package_version_string(const string &package_version_string); 00072 void set_package_host_url(const string &package_host_url); 00073 00074 typedef pmap<string, string> SystemTags; 00075 typedef pmap<string, SystemTags> Systems; 00076 typedef pvector<string> SystemNames; 00077 00078 Systems _systems; 00079 SystemNames _system_names; 00080 bool _system_names_dirty; 00081 00082 string _package_version_string; 00083 string _package_host_url; 00084 00085 static PandaSystem *_global_ptr; 00086 00087 public: 00088 static TypeHandle get_class_type() { 00089 return _type_handle; 00090 } 00091 static void init_type() { 00092 register_type(_type_handle, "PandaSystem"); 00093 } 00094 00095 private: 00096 static TypeHandle _type_handle; 00097 00098 friend class ConfigPageManager; 00099 }; 00100 00101 inline ostream &operator << (ostream &out, const PandaSystem &ps) { 00102 ps.output(out); 00103 return out; 00104 } 00105 00106 #endif 00107 00108