Panda3D

virtualFileMountSystem.h

00001 // Filename: virtualFileMountSystem.h
00002 // Created by:  drose (03Aug02)
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 VIRTUALFILEMOUNTSYSTEM_H
00016 #define VIRTUALFILEMOUNTSYSTEM_H
00017 
00018 #include "pandabase.h"
00019 
00020 #include "virtualFileMount.h"
00021 
00022 ////////////////////////////////////////////////////////////////////
00023 //       Class : VirtualFileMountSystem
00024 // Description : Maps an actual OS directory into the
00025 //               VirtualFileSystem.
00026 ////////////////////////////////////////////////////////////////////
00027 class EXPCL_PANDAEXPRESS VirtualFileMountSystem : public VirtualFileMount {
00028 PUBLISHED:
00029   INLINE VirtualFileMountSystem(const Filename &physical_filename);
00030 
00031   INLINE const Filename &get_physical_filename() const;
00032 
00033 public:
00034   virtual bool has_file(const Filename &file) const;
00035   virtual bool is_directory(const Filename &file) const;
00036   virtual bool is_regular_file(const Filename &file) const;
00037 
00038   virtual istream *open_read_file(const Filename &file) const;
00039   virtual off_t get_file_size(const Filename &file, istream *stream) const;
00040   virtual off_t get_file_size(const Filename &file) const;
00041   virtual time_t get_timestamp(const Filename &file) const;
00042 
00043   virtual bool scan_directory(vector_string &contents, 
00044                               const Filename &dir) const;
00045 
00046   virtual void output(ostream &out) const;
00047 
00048 private:
00049   Filename _physical_filename;
00050 
00051 public:
00052   virtual TypeHandle get_type() const {
00053     return get_class_type();
00054   }
00055   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00056   static TypeHandle get_class_type() {
00057     return _type_handle;
00058   }
00059   static void init_type() {
00060     VirtualFileMount::init_type();
00061     register_type(_type_handle, "VirtualFileMountSystem",
00062                   VirtualFileMount::get_class_type());
00063   }
00064 
00065 private:
00066   static TypeHandle _type_handle;
00067 };
00068 
00069 #include "virtualFileMountSystem.I"
00070 
00071 #endif
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