python-roguelike/game_map.py

import numpy as np  # type: ignore
from tcod.console import Console

import tile_types


class GameMap:
    def __init__(self, width: int, height: int):
        self.width, self.height = width, height
        self.tiles = np.full((width, height), fill_value=tile_types.wall, order="F")

        self.visible = np.full((width, height), fill_value=False, order="F")  # Tiles the player can currently see
        self.explored = np.full((width, height), fill_value=False, order="F")  # Tiles the player has seen before

    def in_bounds(self, x: int, y: int) -> bool:
        """Return True if x and y are inside the bounds of the map."""
        return 0 <= x < self.width and 0 <= y < self.height

    def render(self, console: Console):
        """
        Renders the map.

        If a tile is in the "visible" array, then draw it with the "light" colors.
        If it isn't, but it's in the "explored" array, then draw it with the "dark" colors.
        Otherwise, the default is "SHROUD".
        :param console:
        :return:
        """
        console.tiles_rgb[0: self.width, 0: self.height] = np.select(
            condlist=[self.visible, self.explored],
            choicelist=[self.tiles["light"], self.tiles["dark"]],
            default=tile_types.SHROUD
        )