open_toontown_panda3d/panda/src/express/subStream.I

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// Filename: subStream.I
// Created by: drose (02Aug02)
//
////////////////////////////////////////////////////////////////////
//
// 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
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
// Function: ISubStream::Constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
INLINE ISubStream::
ISubStream() : istream(&_buf) {
}
////////////////////////////////////////////////////////////////////
// Function: ISubStream::Constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
INLINE ISubStream::
ISubStream(istream *source, streampos start, streampos end) : istream(&_buf) {
open(source, start, end);
}
////////////////////////////////////////////////////////////////////
// Function: ISubStream::open
// Access: Public
// Description: Starts the SubStream reading from the indicated
// source, with the first character being the character
// at position "start" within the source, for end -
// start total characters. The character at "end"
// within the source will never be read; this will
// appear to be EOF.
//
// If end is zero, it indicates that the ISubStream will
// continue until the end of the source stream.
////////////////////////////////////////////////////////////////////
INLINE ISubStream &ISubStream::
open(istream *source, streampos start, streampos end) {
clear((ios_iostate)0);
_buf.open(source, start, end);
return *this;
}
////////////////////////////////////////////////////////////////////
// Function: ISubStream::close
// Access: Public
// Description: Resets the SubStream to empty, but does not actually
// close the source istream.
////////////////////////////////////////////////////////////////////
INLINE ISubStream &ISubStream::
close() {
_buf.close();
return *this;
}