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virtualFileMountMultifile.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file virtualFileMountMultifile.h
10 * @author drose
11 * @date 2002-08-03
12 */
13
14#ifndef VIRTUALFILEMOUNTMULTIFILE_H
15#define VIRTUALFILEMOUNTMULTIFILE_H
16
17#include "pandabase.h"
18
19#include "virtualFileMount.h"
20#include "multifile.h"
21#include "pointerTo.h"
22
23/**
24 * Maps a Multifile's contents into the VirtualFileSystem.
25 */
26 class EXPCL_PANDA_EXPRESS VirtualFileMountMultifile : public VirtualFileMount {
27PUBLISHED:
28 INLINE VirtualFileMountMultifile(Multifile *multifile);
29 virtual ~VirtualFileMountMultifile();
30
31 INLINE Multifile *get_multifile() const;
32
33 public:
34 virtual bool has_file(const Filename &file) const;
35 virtual bool is_directory(const Filename &file) const;
36 virtual bool is_regular_file(const Filename &file) const;
37
38 virtual bool read_file(const Filename &file, bool do_uncompress,
39 vector_uchar &result) const;
40
41 virtual std::istream *open_read_file(const Filename &file) const;
42 virtual std::streamsize get_file_size(const Filename &file, std::istream *stream) const;
43 virtual std::streamsize get_file_size(const Filename &file) const;
44 virtual time_t get_timestamp(const Filename &file) const;
45 virtual bool get_system_info(const Filename &file, SubfileInfo &info);
46
47 virtual bool scan_directory(vector_string &contents,
48 const Filename &dir) const;
49
50 virtual void output(std::ostream &out) const;
51
52 private:
53 PT(Multifile) _multifile;
54
55
56 public:
57 virtual TypeHandle get_type() const {
58 return get_class_type();
59 }
60 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
61 static TypeHandle get_class_type() {
62 return _type_handle;
63 }
64 static void init_type() {
65 VirtualFileMount::init_type();
66 register_type(_type_handle, "VirtualFileMountMultifile",
67 VirtualFileMount::get_class_type());
68 }
69
70 private:
71 static TypeHandle _type_handle;
72};
73
74#include "virtualFileMountMultifile.I"
75
76#endif
Filename
The name of a file, such as a texture file or an Egg file.
Definition filename.h:44
Multifile
A file that contains a set of files.
Definition multifile.h:37
SubfileInfo
This class records a particular byte sub-range within an existing file on disk.
Definition subfileInfo.h:26
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
VirtualFileMountMultifile::get_multifile
Multifile * get_multifile() const
Returns the Multifile pointer that this mount object is based on.
Definition virtualFileMountMultifile.I:27
VirtualFileMountMultifile::is_regular_file
virtual bool is_regular_file(const Filename &file) const
Returns true if the indicated file exists within the mount system and is a regular file.
Definition virtualFileMountMultifile.cxx:52
VirtualFileMountMultifile::has_file
virtual bool has_file(const Filename &file) const
Returns true if the indicated file exists within the mount system.
Definition virtualFileMountMultifile.cxx:32
VirtualFileMountMultifile::open_read_file
virtual std::istream * open_read_file(const Filename &file) const
Opens the file for reading, if it exists.
Definition virtualFileMountMultifile.cxx:89
VirtualFileMountMultifile::is_directory
virtual bool is_directory(const Filename &file) const
Returns true if the indicated file exists within the mount system and is a directory.
Definition virtualFileMountMultifile.cxx:43
VirtualFileMountMultifile::get_timestamp
virtual time_t get_timestamp(const Filename &file) const
Returns a time_t value that represents the time the file was last modified, to within whatever precis...
Definition virtualFileMountMultifile.cxx:140
VirtualFileMountMultifile::get_file_size
virtual std::streamsize get_file_size(const Filename &file, std::istream *stream) const
Returns the current size on disk (or wherever it is) of the already-open file.
Definition virtualFileMountMultifile.cxx:108
VirtualFileMountMultifile::scan_directory
virtual bool scan_directory(vector_string &contents, const Filename &dir) const
Fills the given vector up with the list of filenames that are local to this directory,...
Definition virtualFileMountMultifile.cxx:183
VirtualFileMount::read_file
virtual bool read_file(const Filename &file, bool do_uncompress, vector_uchar &result) const
Fills up the indicated pvector with the contents of the file, if it is a regular file.
Definition virtualFileMount.cxx:131
VirtualFileMount::get_system_info
virtual bool get_system_info(const Filename &file, SubfileInfo &info)
Populates the SubfileInfo structure with the data representing where the file actually resides on dis...
Definition virtualFileMount.cxx:309
multifile.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pandabase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pointerTo.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
register_type
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
Definition register_type.I:22
virtualFileMountMultifile.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
virtualFileMount.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.