Joystick.hh

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#ifndef JOYSTICK_HH
#define JOYSTICK_HH
 
#include "JoystickDevice.hh"
#include "MSXEventListener.hh"
#include "StateChangeListener.hh"
#include "StringSetting.hh"
#include "serialize_meta.hh"
#include <SDL.h>
 
namespace openmsx {
 
class MSXEventDistributor;
class StateChangeDistributor;
class CommandController;
class PluggingController;
class GlobalSettings;
class IntegerSetting;
class TclObject;
class Interpreter;
 
class Joystick final
#ifndef SDL_JOYSTICK_DISABLED
        : public JoystickDevice, private MSXEventListener, private StateChangeListener
#endif
{
public:
        static void registerAll(MSXEventDistributor& eventDistributor,
                                StateChangeDistributor& stateChangeDistributor,
                                CommandController& commandController,
                                GlobalSettings& globalSettings,
                                PluggingController& controller);
 
        Joystick(MSXEventDistributor& eventDistributor,
                 StateChangeDistributor& stateChangeDistributor,
                 CommandController& commandController,
                 GlobalSettings& globalSettings,
                 SDL_Joystick* joystick);
        ~Joystick()
#ifndef SDL_JOYSTICK_DISABLED
                override
#endif
                ;
 
#ifndef SDL_JOYSTICK_DISABLED
        // Pluggable
        [[nodiscard]] std::string_view getName() const override;
        [[nodiscard]] std::string_view getDescription() const override;
        void plugHelper(Connector& connector, EmuTime::param time) override;
        void unplugHelper(EmuTime::param time) override;
 
        // JoystickDevice
        [[nodiscard]] uint8_t read(EmuTime::param time) override;
        void write(uint8_t value, EmuTime::param time) override;
 
        template<typename Archive>
        void serialize(Archive& ar, unsigned version);
 
private:
        void plugHelper2();
        [[nodiscard]] uint8_t calcState();
        [[nodiscard]] bool getState(Interpreter& interp, const TclObject& dict, std::string_view key,
                                    int threshold);
        void createEvent(EmuTime::param time, uint8_t newStatus);
 
        // MSXEventListener
        void signalMSXEvent(const Event& event,
                            EmuTime::param time) noexcept override;
        // StateChangeListener
        void signalStateChange(const StateChange& event) override;
        void stopReplay(EmuTime::param time) noexcept override;
 
private:
        MSXEventDistributor& eventDistributor;
        StateChangeDistributor& stateChangeDistributor;
 
        SDL_Joystick* const joystick;
        const int joyNum;
        IntegerSetting& deadSetting; // must come after joyNum
        const std::string name;
        const std::string desc;
        StringSetting configSetting;
 
        uint8_t status;
        bool pin8 = false; // avoid UMR
#endif // SDL_JOYSTICK_DISABLED
};
SERIALIZE_CLASS_VERSION(Joystick, 2);
 
} // namespace openmsx
 
#endif