base_file.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 <http://www.gnu.org/licenses/>.
 *
 */

/*
 * This file is based on WME Lite.
 * http://dead-code.org/redir.php?target=wmelite
 * Copyright (c) 2011 Jan Nedoma
 */

#ifndef WINTERMUTE_BASE_FILE_H
#define WINTERMUTE_BASE_FILE_H


#include "engines/wintermute/base/base.h"
#include "common/str.h"
#include "common/stream.h"

namespace Common {
class SeekableReadStream;
}

namespace Wintermute {

class BaseFile {
protected:
    uint32 _pos;
    uint32 _size;
public:
    virtual uint32 getSize() const {
        return _size;
    };
    virtual uint32 getPos() const {
        return _pos;
    };
    virtual bool seek(uint32 pos, int whence = SEEK_SET) = 0;
    virtual bool read(void *buffer, uint32 size) = 0;
    virtual bool close() = 0;
    virtual bool open(const Common::String &filename) = 0;
    virtual bool isEOF();
    BaseFile();
    virtual ~BaseFile();
    // Temporary solution to allow usage in ScummVM-code:
    virtual Common::SeekableReadStream *getMemStream();
};

} // End of namespace Wintermute

#endif