ArkanoidPad.hh

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#ifndef ARKANOIDPAD_HH
#define ARKANOIDPAD_HH
 
#include "JoystickDevice.hh"
#include "MSXEventListener.hh"
#include "StateChangeListener.hh"
#include "serialize_meta.hh"
 
namespace openmsx {
 
class MSXEventDistributor;
class StateChangeDistributor;
 
class ArkanoidPad final : public JoystickDevice, private MSXEventListener
                        , private StateChangeListener
{
public:
        explicit ArkanoidPad(MSXEventDistributor& eventDistributor,
                             StateChangeDistributor& stateChangeDistributor);
        ~ArkanoidPad() override;
 
        template<typename Archive>
        void serialize(Archive& ar, unsigned version);
 
private:
        // 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;
 
        // 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;
        int shiftReg = 0; // the 9 bit shift degrades to 0
        int dialPos;
        uint8_t buttonStatus = 0x3E;
        uint8_t lastValue = 0;
};
SERIALIZE_CLASS_VERSION(ArkanoidPad, 2);
 
} // namespace openmsx
 
#endif