emi_registry.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 EMI_REGISTRY_H
#define EMI_REGISTRY_H

#include "common/str.h"
#include "common/hashmap.h"
#include "common/hash-str.h"

namespace Grim {

class EmiRegistry {
public:
    EmiRegistry();
    ~EmiRegistry() { }

    bool Get(const Common::String key, float &res) const;
    void Set(const Common::String key, float &value);

private:
    uint convertVolumeToMixer(uint volume) const;
    uint convertVolumeFromMixer(uint volume) const;
    uint convertTalkSpeedToGUI(uint talkspeed) const;
    uint convertTalkSpeedFromGUI(uint talkspeed) const;
    bool convertSubtitlesToGUI(uint speechmode) const;
    bool convertSpeechMuteToGUI(uint speechmode) const;
    uint convertSpeechModeFromGUI(bool subtitles, bool speechMute) const;
    const Common::String convertGammaToRegistry(float gamma) const;
    float convertGammaFromRegistry(const Common::String &gamma) const;

    typedef Common::HashMap<Common::String, bool, Common::IgnoreCase_Hash> StringSet;

    Common::StringMap _transMap;
    StringSet _boolSet;

    static const char *_boolValues[];
    static const char *_translTable[][2];
};

extern EmiRegistry *g_emiregistry;

} // end of namespace Grim

#endif