/************************************************************************* ** StreamReader.h ** ** ** ** This file is part of dvisvgm -- the DVI to SVG converter ** ** Copyright (C) 2005-2009 Martin Gieseking ** ** ** ** 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 3 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, see . ** *************************************************************************/ #ifndef STREAMREADER_H #define STREAMREADER_H #include #include #include #include "MessageException.h" #include "types.h" using std::istream; using std::string; using std::vector; class StreamReader { public: StreamReader (istream &s); virtual ~StreamReader () {} istream& replaceStream (istream &s); UInt32 readUnsigned (int n); Int32 readSigned (int n); string readString (int length); vector& readBytes (int n, vector &bytes); int readByte () {return is->get();} protected: istream& in () {return *is;} private: istream *is; }; struct StreamReaderException : public MessageException { StreamReaderException (const string &msg) : MessageException(msg) {} }; #endif