game.h

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/*
 *  The ManaPlus Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2019  The ManaPlus Developers
 *  Copyright (C) 2019-2021  Andrei Karas
 *
 *  This file is part of The ManaPlus Client.
 *
 *  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 2 of the License, or
 *  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 GAME_H
#define GAME_H
 
#include "enums/input/inputaction.h"
 
#include <string>
 
#include "localconsts.h"
 
PRAGMA48(GCC diagnostic push)
PRAGMA48(GCC diagnostic ignored "-Wshadow")
#include <SDL_events.h>
PRAGMA48(GCC diagnostic pop)
 
static const int MAX_LASTKEYS = 10;
 
extern volatile time_t cur_time;
 
class Map;
 
struct LastKey final
{
    A_DELETE_COPY(LastKey)
 
    LastKey() :
        time(0),
        key(InputAction::NO_VALUE),
        cnt(0)
    { }
 
    time_t time;
    InputActionT key;
    int cnt;
};
 
class Game final
{
    public:
        Game();
 
        A_DELETE_COPY(Game)
 
        
        ~Game();
 
        static Game *instance() A_WARN_UNUSED
        { return mInstance; }
 
        constexpr2 static void clearInstance() noexcept2
        { mInstance = nullptr; }
 
        void logic();
 
        void slowLogic();
 
        void handleInput();
 
        void handleMove();
 
        void changeMap(const std::string &mapName);
 
        void updateFrameRate(int fpsLimit);
 
        Map *getCurrentMap() const noexcept2 A_WARN_UNUSED
        { return mCurrentMap; }
 
        const std::string &getCurrentMapName() const noexcept2 A_WARN_UNUSED
        { return mMapName; }
 
        void setValidSpeed();
 
        void adjustPerfomance();
 
        void resetAdjustLevel();
 
        void setAdjustLevel(const int n)
        { mAdjustLevel = n; }
 
        static void videoResized(const int width, const int height);
 
        bool getValidSpeed() const noexcept2 A_WARN_UNUSED
        { return mValidSpeed; }
 
        static void moveInDirection(const unsigned char direction);
 
        static bool createScreenshot(const std::string &prefix);
 
        static void addWatermark();
 
        static bool saveScreenshot(SDL_Surface *const screenshot,
                                   const std::string &prefix);
 
        void updateHistory(const SDL_Event &event);
 
        void checkKeys();
 
    private:
        void clearKeysArray();
 
        Map *mCurrentMap;
        std::string mMapName;
        bool mValidSpeed;
        LastKey mLastKeys[MAX_LASTKEYS];
        time_t mNextAdjustTime;
        int mAdjustLevel;
        bool mAdjustPerfomance;
        int mLowerCounter;
        int mPing;
        time_t mTime;
        time_t mTime2;
 
        static Game *mInstance;
};
 
extern bool mStatsReUpdated;
 
#endif  // GAME_H