Paddle.h

#pragma once

#include <lvgl/lvgl.h>
#include <cstdint>
#include "displayapp/screens/Screen.h"
#include "displayapp/apps/Apps.h"
#include "displayapp/Controllers.h"
#include "Symbols.h"

namespace Pinetime {
  namespace Components {
    class LittleVgl;
  }

  namespace Applications {
    namespace Screens {

      class Paddle : public Screen {
      public:
        Paddle(Pinetime::Components::LittleVgl& lvgl);
        ~Paddle() override;

        void Refresh() override;

        bool OnTouchEvent(TouchEvents event) override;
        bool OnTouchEvent(uint16_t x, uint16_t y) override;

      private:
        Pinetime::Components::LittleVgl& lvgl;

        const uint8_t ballSize = 16;

        uint16_t paddlePos = 30; // Paddle center

        int16_t ballX = (LV_HOR_RES - ballSize) / 2;
        int16_t ballY = (LV_VER_RES - ballSize) / 2;

        int8_t dx = 2; // Velocity of the ball in the x_coordinate
        int8_t dy = 3; // Velocity of the ball in the y_coordinate

        uint16_t score = 0;

        lv_obj_t* points;
        lv_obj_t* paddle;
        lv_obj_t* ball;
        lv_obj_t* background;

        lv_task_t* taskRefresh;
      };
    }

    template <>
    struct AppTraits<Apps::Paddle> {
      static constexpr Apps app = Apps::Paddle;
      static constexpr const char* icon = Screens::Symbols::paddle;

      static Screens::Screen* Create(AppControllers& controllers) {
        return new Screens::Paddle(controllers.lvgl);
      };
    };
  }
}