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105 lines
4.1 KiB
C++
105 lines
4.1 KiB
C++
// Filename: virtualFileMountMultifile.cxx
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// Created by: drose (03Aug02)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://www.panda3d.org/license.txt .
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//
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// To contact the maintainers of this program write to
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// panda3d@yahoogroups.com .
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//
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////////////////////////////////////////////////////////////////////
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#include "virtualFileMountMultifile.h"
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#include "virtualFileSystem.h"
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TypeHandle VirtualFileMountMultifile::_type_handle;
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////////////////////////////////////////////////////////////////////
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// Function: VirtualFileMountMultifile::Destructor
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// Access: Public, Virtual
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// Description:
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////////////////////////////////////////////////////////////////////
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VirtualFileMountMultifile::
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~VirtualFileMountMultifile() {
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if ((_mount_flags & VirtualFileSystem::MF_owns_pointer) != 0) {
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// Delete the _multifile pointer if we own it.
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nassertv(_multifile != (Multifile *)NULL);
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delete _multifile;
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}
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}
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////////////////////////////////////////////////////////////////////
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// Function: VirtualFileMountMultifile::has_file
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// Access: Public, Virtual
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// Description: Returns true if the indicated file exists within the
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// mount system.
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////////////////////////////////////////////////////////////////////
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bool VirtualFileMountMultifile::
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has_file(const Filename &file) const {
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return (file.empty() ||
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_multifile->find_subfile(file) >= 0 ||
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_multifile->has_directory(file));
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}
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////////////////////////////////////////////////////////////////////
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// Function: VirtualFileMountMultifile::is_directory
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// Access: Public, Virtual
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// Description: Returns true if the indicated file exists within the
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// mount system and is a directory.
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////////////////////////////////////////////////////////////////////
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bool VirtualFileMountMultifile::
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is_directory(const Filename &file) const {
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return (file.empty() || _multifile->has_directory(file));
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}
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////////////////////////////////////////////////////////////////////
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// Function: VirtualFileMountMultifile::is_regular_file
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// Access: Public, Virtual
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// Description: Returns true if the indicated file exists within the
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// mount system and is a regular file.
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////////////////////////////////////////////////////////////////////
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bool VirtualFileMountMultifile::
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is_regular_file(const Filename &file) const {
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return (_multifile->find_subfile(file) >= 0);
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}
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////////////////////////////////////////////////////////////////////
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// Function: VirtualFileMountMultifile::open_read_file
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// Access: Public, Virtual
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// Description: Opens the file for reading, if it exists. Returns a
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// newly allocated istream on success (which you should
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// eventually delete when you are done reading).
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// Returns NULL or an invalid istream on failure.
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////////////////////////////////////////////////////////////////////
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istream *VirtualFileMountMultifile::
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open_read_file(const Filename &file) const {
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int subfile_index = _multifile->find_subfile(file);
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if (subfile_index < 0) {
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return NULL;
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}
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return _multifile->open_read_subfile(subfile_index);
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}
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////////////////////////////////////////////////////////////////////
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// Function: VirtualFileMountMultifile::scan_directory
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// Access: Public, Virtual
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// Description: Fills the given vector up with the list of filenames
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// that are local to this directory, if the filename is
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// a directory. Returns true if successful, or false if
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// the file is not a directory or cannot be read.
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////////////////////////////////////////////////////////////////////
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bool VirtualFileMountMultifile::
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scan_directory(vector_string &contents, const Filename &dir) const {
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return _multifile->scan_directory(contents, dir);
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}
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