rich_game_media.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/>.
 *
 */

#ifndef AGS_ENGINE_AC_RICH_GAME_MEDIA_H
#define AGS_ENGINE_AC_RICH_GAME_MEDIA_H

#include "common/str.h"

namespace AGS3 {

// Windows Vista Rich Save Games, modified to be platform-agnostic

#define RM_MAXLENGTH    1024
#define RM_MAGICNUMBER  MKTAG('H', 'M', 'G', 'R')

// Forward declaration
namespace AGS {
namespace Shared {
class Stream;
} // namespace Shared
} // namespace AGS

using namespace AGS; // FIXME later

#pragma pack(push)
#pragma pack(1)
typedef struct _RICH_GAME_MEDIA_HEADER {
private:
    template<class SRC, class DEST>
    static void uconvert(const SRC *src, DEST *dest, size_t maxSize) {
        do {
            *dest++ = *src;
        } while (*src++ != 0 && --maxSize > 1);

        *dest = '\0';
    }
public:
    int       dwMagicNumber;
    int       dwHeaderVersion;
    int       dwHeaderSize;
    int       dwThumbnailOffsetLowerDword;
    int       dwThumbnailOffsetHigherDword;
    int       dwThumbnailSize;
    unsigned char guidGameId[16];
    unsigned short szGameName[RM_MAXLENGTH];
    unsigned short szSaveName[RM_MAXLENGTH];
    unsigned short szLevelName[RM_MAXLENGTH];
    unsigned short szComments[RM_MAXLENGTH];

    void ReadFromFile(Shared::Stream *in);
    void WriteToFile(Shared::Stream *out);

    void setSaveName(const Common::String &saveName);
    Common::String getSaveName() const;
} RICH_GAME_MEDIA_HEADER;
#pragma pack(pop)

} // namespace AGS3

#endif