InfiniTime/src/displayapp/screens/Paddle.h

#pragma once

#include <lvgl/lvgl.h>
#include <cstdint>
#include "Screen.h"

namespace Pinetime {
  namespace Components {
    class LittleVgl;
  }
  namespace Applications {
    namespace Screens {

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

        bool Refresh() override;

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

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

        int paddleBottomY = 90; // bottom extreme of the paddle
        int paddleTopY = 150;   // top extreme of the paddle

        int ballX = 107; // Initial x_coordinate for the ball (12px offset from the center to counteract the ball's 24px size)
        int ballY = 107; // Initial y_coordinate for the ball

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

        int counter = 0; // init Frame refresh limit counter
        int score = 0;

        lv_img_dsc_t paddle;
        lv_img_dsc_t ball;

        lv_obj_t* points;
        lv_obj_t* paddle_image; // pointer to paddle image
        lv_obj_t* ball_image;   // pointer to ball image
      };
    }
  }
}