bwidgets/inc/basic_widgets/abstract/mouse_handler.hpp

#ifndef MOUSE_HANDLER_HPP
#define MOUSE_HANDLER_HPP

#include <functional>

#include <basic_widgets/abstract/focus_handler.hpp>

struct SDL_MouseButtonEvent;
struct SDL_MouseMotionEvent;
struct SDL_Rect;

namespace bwidgets::abstract
{
    class MouseHandler : public virtual FocusHandler
    {
        protected:
            const SDL_Rect* _click_area = nullptr;
            bool            _is_hovered = false;
            bool            _is_pushed  = false;

            virtual void _handle_mouse_button(const SDL_MouseButtonEvent&,
                                              const SDL_Rect&);
            virtual void _handle_mouse_motion(const SDL_MouseMotionEvent&,
                                              const SDL_Rect&);

        public:
            std::function<void (const SDL_MouseButtonEvent&)> click_handler = nullptr;

            void handle_mouse(const SDL_MouseButtonEvent&,
                              const SDL_Rect&);
            void handle_mouse(const SDL_MouseMotionEvent&,
                              const SDL_Rect&);
    };
}

#endif