[PyGame] 2D BoardGame Pygame

[Windspar]

Example. Grid using math.

import pygame
from types import SimpleNamespace

class Grid:
    @staticmethod
    def point(item):
        return SimpleNamespace(x=item[0], y=item[1])

    def __init__(self, rect, size, gap=(0, 0)):
        self.rect = rect
        self.size = Grid.point(size)
        self.gap = Grid.point(gap)
        self.cut = Grid.point((self.size.x + self.gap.x, self.size.y + self.gap.y))

    # Returns None for invalid position
    def get_position(self, x, y):
        if (self.rect.left < x < self.rect.right and
            self.rect.top < y < self.rect.bottom):

            return ((x - self.rect.x) // self.cut.x,
                    (y - self.rect.y) // self.cut.y)

    # Returns None for invalid position
    def get_rect(self, x, y):
        if (self.rect.left < x < self.rect.right and
            self.rect.top < y < self.rect.bottom):

            return pygame.Rect(
                (x - self.rect.x) // self.cut.x * self.cut.x + self.rect.x,
                (y - self.rect.y) // self.cut.y * self.cut.y + self.rect.y,
                self.size.x, self.size.y)

def main():
    rect = pygame.Rect(0, 0, 800, 600)
    grid = Grid(rect, (40, 40))
    print(grid.get_position(12, 22))
    print(grid.get_rect(12, 22))
    print(grid.get_position(83, 58))
    print(grid.get_rect(83, 58))
    print(grid.get_position(100, 700))
    print(grid.get_rect(100, 700))

main()