Event.hpp

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/*============================================================================*/
#ifndef SHISHGL_EVENT_HPP
#define SHISHGL_EVENT_HPP
/*============================================================================*/
#include <cstdint>
 
#include "Listener.hpp"
/*============================================================================*/
namespace Sh {
 
    typedef uint64_t EventMask;
 
    static constexpr EventMask
            NONE         = 0ULL,
            TIMER        = 1ULL << 0ULL,
            MOUSE_MOVE   = 1ULL << 1ULL,
            MOUSE_BUTTON = 1ULL << 2ULL,
            MOUSE_SCROLL = 1ULL << 3ULL,
            MOUSE        = MOUSE_SCROLL | MOUSE_BUTTON | MOUSE_MOVE,
            KEYBOARD     = 1ULL << 4ULL,
            SLIDE        = 1ULL << 5ULL,
            ALL          = ~NONE;
 
    /*------------------------------------------------------------------------*/
 
    class Event {
    public:
 
        [[nodiscard]]
        bool isReceived() const;
 
    protected:
 
        Event();
 
        virtual bool happen(Listener* listener) = 0;
 
        virtual EventMask mask();
 
        virtual ~Event() = default;
 
    private:
 
        bool received;
 
        friend class EventSystem;
        friend class EventManager;
    };
 
}
/*============================================================================*/
#endif //SHISHGL_EVENT_HPP
/*============================================================================*/