SWFParser.h

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// 
//   Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
//   Free Software Foundation, Inc
// 
// 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, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

// The SWFMovieDefinition is the 'root' definition of a SWF movie, including
// movies loaded into another SWF file. Each self-contained SWF file has exactly
// one SWFMovieDefinition.

#ifndef GNASH_SWFPARSER_H
#define GNASH_SWFPARSER_H

#include "SWF.h"

namespace gnash {
    class SWFStream;
    class movie_definition;
    class RunResources;
}

namespace gnash {


//
//
//
class SWFParser
{

public:
    SWFParser(SWFStream& in, movie_definition* md, const RunResources& runResources)
        :
        _stream(in),
        _md(md),
        _runResources(runResources),
        _bytesRead(0),
        _tagOpen(false),
        _endRead(0),
        _nextTagEnd(0),
        _tag(SWF::END) // Initialized to zero to have a well known value

    {
    }

    size_t bytesRead() const {
        return _bytesRead;
    }

    //
    //
    //
    bool read(std::streamsize bytes);
    
private:

    size_t openTag();

    void closeTag();

    SWFStream& _stream;
    
    movie_definition* _md;
    
    const RunResources& _runResources;
    
    size_t _bytesRead;
    
    bool _tagOpen;
    
    size_t _endRead;
    
    size_t _nextTagEnd;
    
    SWF::TagType _tag;

};

} // namespace gnash

#endif