render_functions.py

from enum import Enum

class RenderOrder(Enum):
    CORPSE = 1
    ITEM = 2
    ACTOR = 3

def render_all(con, entities, player, game_map, fov_recompute, root_console, screen_width, screen_height, colors):
    if fov_recompute: 
        # Draw all the tiles in the game map:
        for x, y in game_map:
            wall = not game_map.transparent[x, y];

            if game_map.fov[x, y]:
                if wall:
                    con.draw_char(x, y, None, fg=None, bg=colors.get('light_wall'));
                else:
                    con.draw_char(x, y, None, fg=None, bg=colors.get('light_ground'));
                
                game_map.explored[x][y] = True;
                
            elif game_map.explored[x][y]:
                if wall:
                    con.draw_char(x, y, None, fg=None, bg=colors.get('dark_wall'));
                else:
                    con.draw_char(x, y, None, fg=None, bg=colors.get('dark_ground')); 

    # sorteia as entidades para renderizarem na ordem certa.
    entities_in_render_order = sorted(entities, key=lambda x: x.render_order.value);

    # Draw all entities in the list
    for entity in entities_in_render_order:
        draw_entity(con, entity, game_map.fov);
    
    con.draw_str(1, screen_height - 2, 'HP: {0:02}/{1:02}'.format(player.fighter.hp, player.fighter.max_hp));
    
    root_console.blit(con, 0, 0, screen_width, screen_height, 0, 0);

def clear_all(con, entities):
    for entity in entities:
        clear_entity(con, entity);

def draw_entity(con, entity, fov):
    if fov[entity.x, entity.y]:
        con.draw_char(entity.x, entity.y, entity.char, entity.color, bg=None);

def clear_entity(con, entity):
    # erase the character that represents this object
    con.draw_char(entity.x, entity.y, ' ', entity.color, bg=None);