mipt_cpp/seminar13_polymorphism/arkanoid/ball.hpp

#pragma once
#include <SFML/Window.hpp>
#include <SFML/Graphics.hpp>

class BrickGrid;
class Paddle;

struct Ball
{
    inline static const float initialVelocity = 700;
    inline static const sf::Color color {246, 213, 92};
    float radius;
    sf::Vector2f position;
    sf::Vector2f velocity;

    /* Every bit is responsible for ball being affected by some effect */
    char affectedBy = 0;

    Ball(float radius, sf::Vector2f position, sf::Vector2f velocity);

    void update(float dt);

    void draw(sf::RenderWindow& window);

    std::pair<sf::Vector2f, bool> findClosestPoint(const sf::FloatRect& rect) const;

    bool handleRectCollision(const sf::FloatRect& rect);

    void handleWallsCollision(sf::FloatRect boundary);

    std::pair<int, int> handleBrickGridCollision(const BrickGrid& brickGrid);

    void handlePaddleCollision(const Paddle& paddle);
};