open_toontown_panda3d/panda/src/express/virtualFile.h

107 lines
3.1 KiB
C++

// Filename: virtualFile.h
// Created by: drose (03Aug02)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
#ifndef VIRTUALFILE_H
#define VIRTUALFILE_H
#include "pandabase.h"
#include "filename.h"
#include "pointerTo.h"
#include "typedReferenceCount.h"
#include "ordered_vector.h"
#include "pvector.h"
class VirtualFileMount;
class VirtualFileList;
class VirtualFileSystem;
////////////////////////////////////////////////////////////////////
// Class : VirtualFile
// Description : The abstract base class for a file or directory
// within the VirtualFileSystem.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDAEXPRESS VirtualFile : public TypedReferenceCount {
public:
INLINE VirtualFile();
PUBLISHED:
virtual VirtualFileSystem *get_file_system() const=0;
virtual Filename get_filename() const=0;
INLINE const Filename &get_original_filename() const;
virtual bool has_file() const;
virtual bool is_directory() const;
virtual bool is_regular_file() const;
BLOCKING PT(VirtualFileList) scan_directory() const;
void output(ostream &out) const;
BLOCKING void ls(ostream &out = cout) const;
BLOCKING void ls_all(ostream &out = cout) const;
BLOCKING INLINE string read_file(bool auto_unwrap) const;
BLOCKING virtual istream *open_read_file(bool auto_unwrap) const;
BLOCKING void close_read_file(istream *stream) const;
virtual bool was_read_successful() const;
BLOCKING virtual off_t get_file_size(istream *stream) const;
BLOCKING virtual off_t get_file_size() const;
BLOCKING virtual time_t get_timestamp() const;
public:
INLINE void set_original_filename(const Filename &filename);
bool read_file(string &result, bool auto_unwrap) const;
bool read_file(pvector<unsigned char> &result, bool auto_unwrap) const;
static bool read_file(istream *stream, pvector<unsigned char> &result);
static bool read_file(istream *stream, pvector<unsigned char> &result, size_t max_bytes);
protected:
virtual bool scan_local_directory(VirtualFileList *file_list,
const ov_set<string> &mount_points) const;
private:
void r_ls_all(ostream &out, const Filename &root) const;
Filename _original_filename;
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() {
TypedReferenceCount::init_type();
register_type(_type_handle, "VirtualFile",
TypedReferenceCount::get_class_type());
}
private:
static TypeHandle _type_handle;
friend class VirtualFileComposite;
};
INLINE ostream &operator << (ostream &out, const VirtualFile &file);
#include "virtualFile.I"
#endif