world.py

_world = {}
starting_position = (0,0)


def tile_exists(x,y):
    """
    Returns the Tile at the given coordinates, or None
    if there is no tile

    :param x: the x coordinate of the tile
    :param y: the y coordinate of the tile
    :return: the tile at the given coordinates or none if none
    """

    return world.get((x,y))


def load_tiles():
    """Parses a file that describes a world space into the world object"""
    with open('resources/map.txt', 'r') as f:
        rows = f.readlines()
    x_max = len(rows[0].split('\t'))

    for y in range(len(rows)):
        cols = rows[y].split('\t')
        for x in range(x_max):
            tile_name = cols[x].replace('\n', '')
            if tile_name == 'StartingRoom':
                global starting_position
                starting_position = (x,y)
        _world[(x,y)] = None if tile_name == '' else getattr(__import__('tiles'), tile_name)(x,y)