panda3d/panda/src/express/virtualFileMountSystem.h

// Filename: virtualFileMountSystem.h
// Created by:  drose (03Aug02)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2004, Disney Enterprises, Inc.  All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license.  You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// [email protected] .
//
////////////////////////////////////////////////////////////////////

#ifndef VIRTUALFILEMOUNTSYSTEM_H
#define VIRTUALFILEMOUNTSYSTEM_H

#include "pandabase.h"

#include "virtualFileMount.h"

////////////////////////////////////////////////////////////////////
//       Class : VirtualFileMountSystem
// Description : Maps an actual OS directory into the
//               VirtualFileSystem.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDAEXPRESS VirtualFileMountSystem : public VirtualFileMount {
public:
  INLINE VirtualFileMountSystem(VirtualFileSystem *file_system,
                                const Filename &physical_filename,
                                const Filename &mount_point,
                                int mount_flags);


  virtual bool has_file(const Filename &file) const;
  virtual bool is_directory(const Filename &file) const;
  virtual bool is_regular_file(const Filename &file) const;

  virtual istream *open_read_file(const Filename &file) const;
  virtual off_t get_file_size(const Filename &file, istream *stream) const;
  virtual off_t get_file_size(const Filename &file) const;
  virtual time_t get_timestamp(const Filename &file) const;

  virtual bool scan_directory(vector_string &contents, 
                              const Filename &dir) const;

public:
  virtual TypeHandle get_type() const {
    return get_class_type();
  }
  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
  static TypeHandle get_class_type() {
    return _type_handle;
  }
  static void init_type() {
    VirtualFileMount::init_type();
    register_type(_type_handle, "VirtualFileMountSystem",
                  VirtualFileMount::get_class_type());
  }

private:
  static TypeHandle _type_handle;
};

#include "virtualFileMountSystem.I"

#endif