118 lines
2 KiB
Text
118 lines
2 KiB
Text
|
/**
|
||
|
|
* 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."
|
||
|
|
*
|
||
|
|
* @file subfileInfo.I
|
||
|
|
* @author drose
|
||
|
|
* @date 2011-06-20
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
INLINE SubfileInfo::
|
||
|
|
SubfileInfo() :
|
||
|
|
_start(0),
|
||
|
|
_size(0)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
INLINE SubfileInfo::
|
||
|
|
SubfileInfo(const FileReference *file, std::streampos start, std::streamsize size) :
|
||
|
|
_file(file),
|
||
|
|
_start(start),
|
||
|
|
_size(size)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
INLINE SubfileInfo::
|
||
|
|
SubfileInfo(const Filename &filename, std::streampos start, std::streamsize size) :
|
||
|
|
_file(new FileReference(filename)),
|
||
|
|
_start(start),
|
||
|
|
_size(size)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
INLINE SubfileInfo::
|
||
|
|
SubfileInfo(const SubfileInfo ©) :
|
||
|
|
_file(copy._file),
|
||
|
|
_start(copy._start),
|
||
|
|
_size(copy._size)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
INLINE void SubfileInfo::
|
||
|
|
operator = (const SubfileInfo ©) {
|
||
|
|
_file = copy._file;
|
||
|
|
_start = copy._start;
|
||
|
|
_size = copy._size;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns true if this SubfileInfo doesn't define any file, false if it has
|
||
|
|
* real data.
|
||
|
|
*/
|
||
|
|
INLINE bool SubfileInfo::
|
||
|
|
is_empty() const {
|
||
|
|
return _file == nullptr;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the FileReference that represents this file.
|
||
|
|
*/
|
||
|
|
INLINE const FileReference *SubfileInfo::
|
||
|
|
get_file() const {
|
||
|
|
return _file;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* A shortcut to the filename.
|
||
|
|
*/
|
||
|
|
INLINE const Filename &SubfileInfo::
|
||
|
|
get_filename() const {
|
||
|
|
if (_file != nullptr) {
|
||
|
|
return _file->get_filename();
|
||
|
|
}
|
||
|
|
static const Filename empty_filename;
|
||
|
|
return empty_filename;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the offset within the file at which this file data begins.
|
||
|
|
*/
|
||
|
|
INLINE std::streampos SubfileInfo::
|
||
|
|
get_start() const {
|
||
|
|
return _start;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the number of consecutive bytes, beginning at get_start(), that
|
||
|
|
* correspond to this file data.
|
||
|
|
*/
|
||
|
|
INLINE std::streamsize SubfileInfo::
|
||
|
|
get_size() const {
|
||
|
|
return _size;
|
||
|
|
}
|
||
|
|
|
||
|
|
INLINE std::ostream &
|
||
|
|
operator << (std::ostream &out, const SubfileInfo &info) {
|
||
|
|
info.output(out);
|
||
|
|
return out;
|
||
|
|
}
|