/***********************************************************************
** VectorStream.h                                                     **
**                                                                    **
** This file is part of dvisvgm -- the DVI to SVG converter           **
** Copyright (C) 2005-2007 Martin Gieseking <martin.gieseking@uos.de> **
**                                                                    **
** This program is free software; you can redistribute it and/or      **
** modify it under the terms of the GNU General Public License        **
** as published by the Free Software Foundation; either version 2     **
** of the License, or (at your option) any later version.             **
**                                                                    **
** This program is distributed in the hope that it will be useful,    **
** but WITHOUT ANY WARRANTY; without even the implied warranty of     **
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the      **
** GNU General Public License for more details.                       **
**                                                                    **
** You should have received a copy of the GNU General Public License  **
** along with this program; if not, write to the Free Software        **
** Foundation, Inc., 51 Franklin Street, Fifth Floor,                 **
** Boston, MA 02110-1301, USA.                                        **
***********************************************************************/
// $Id: VectorStream.h 52 2007-03-25 21:08:59Z mgieseki $

#ifndef VECTORSTREAM_H
#define VECTORSTREAM_H

#include <istream>
#include <vector>


template <typename T>
struct VectorStreamBuffer : public std::streambuf
{
	VectorStreamBuffer (std::vector<T> &source) {
	  	setg((char*)&source[0], (char*)&source[0], (char*)&source[0]+source.size());
	}
};


template <typename T>
class VectorInputStream : public std::istream
{
	public:
		VectorInputStream (std::vector<T> &source) : std::istream(&buf), buf(source) {}
	private:
		VectorStreamBuffer<T> buf;
};

#endif