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render_functions.py
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render_functions.py
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import libtcodpy as libtcod
from enum import Enum
from game_states import GameStates
from menus import character_screen, inventory_menu, level_up_menu, bag_menu, help_menu, equipment_inventory_menu
from components.inventory import Inventory
class RenderOrder(Enum):
STAIRS = 1
CORPSE = 2
ITEM = 3
ACTOR = 4
def get_names_under_mouse(mouse, entities, fov_map):
(x, y) = (mouse.cx, mouse.cy)
names = [entity.name for entity in entities if entity.x == x and entity.y == y and libtcod.map_is_in_fov(fov_map, entity.x, entity.y)]
names = ', '.join(names)
return names.capitalize()
def render_bar(panel, x, y, total_width, name, value, maximum, bar_color, back_color):
bar_width = int(float(value) / maximum * total_width)
libtcod.console_set_default_background(panel, back_color)
libtcod.console_rect(panel, x, y, total_width, 1, False, libtcod.BKGND_SCREEN)
libtcod.console_set_default_background(panel, bar_color)
if bar_width > 0:
libtcod.console_rect(panel, x, y, bar_width, 1, False, libtcod.BKGND_SCREEN)
libtcod.console_set_default_foreground(panel, libtcod.white)
libtcod.console_print_ex(panel, int(x + total_width / 2), y, libtcod.BKGND_NONE, libtcod.CENTER, "{0}: {1}/{2}".format(name, value, maximum))
def render_all(con, panel, entities, player, game_map, fov_map, fov_recompute, message_log, screen_width, screen_height, bar_width, panel_height, panel_y, mouse, colors, game_state):
if fov_recompute:
# Draw all the tiles in the game map
for y in range(game_map.height):
for x in range(game_map.width):
visible = libtcod.map_is_in_fov(fov_map, x, y)
wall = game_map.tiles[x][y].block_sight
if visible:
if wall:
libtcod.console_set_char_background(con, x, y, colors.get('light_wall'), libtcod.BKGND_SET)
else:
libtcod.console_set_char_background(con, x, y, colors.get('light_ground'), libtcod.BKGND_SET)
game_map.tiles[x][y].explored = True
elif game_map.tiles[x][y].explored:
if wall:
libtcod.console_set_char_background(con, x, y, colors.get('dark_wall'), libtcod.BKGND_SET)
else:
libtcod.console_set_char_background(con, x, y, colors.get('dark_ground'), libtcod.BKGND_SET)
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, fov_map, game_map)
libtcod.console_set_default_foreground(con, libtcod.white)
libtcod.console_print_ex(con, 1, screen_height - 2, libtcod.BKGND_NONE, libtcod.LEFT, "HP: {0:02}/{1:02}".format(player.fighter.hp, player.fighter.max_hp))
''' Danny code to center player and have window scroll
r = 20
libtcod.console_blit(con, player.x - r, player.y - r, 2*r+1, 2*r+1, 0, int(screen_width/2) - r, int(screen_height/2) - r)
'''
libtcod.console_blit(con, 0, 0, screen_width, screen_height, 0, 0, 0)
libtcod.console_set_default_background(panel, libtcod.black)
libtcod.console_clear(panel)
y = 1
for message in message_log.messages:
libtcod.console_set_default_foreground(panel, message.color)
libtcod.console_print_ex(panel, message_log.x, y, libtcod.BKGND_NONE,libtcod.LEFT, message.text)
y += 1
render_bar(panel, 1, 1, bar_width, "HP", player.fighter.hp, player.fighter.max_hp, libtcod.light_red, libtcod.darker_red)
render_bar(panel, 1, 2, bar_width, "EXP", player.level.current_xp, player.level.experience_to_next_level, libtcod.light_blue, libtcod.darker_blue)
libtcod.console_print_ex(panel, 1, 3, libtcod.BKGND_NONE, libtcod.LEFT, "Gold: {0}".format(player.fighter.gold))
if player.inventory.search("Health Talisman") is not None:
libtcod.console_print_ex(panel, 1, 4, libtcod.BKGND_NONE, libtcod.LEFT, "Talisman HP: {0}".format(player.fighter.talismanhp))
libtcod.console_print_ex(panel, 1, 5, libtcod.BKGND_NONE, libtcod.LEFT, "Dungeon Level: {0}".format(game_map.dungeon_level))
libtcod.console_set_default_foreground(panel, libtcod.light_gray)
libtcod.console_print_ex(panel, 1, 0, libtcod.BKGND_NONE, libtcod.LEFT, get_names_under_mouse(mouse, entities, fov_map))
libtcod.console_blit(panel, 0, 0, screen_width, panel_height, 0, 0, panel_y)
if game_state in (GameStates.SHOW_INVENTORY, GameStates.DROP_INVENTORY):
if game_state == GameStates.SHOW_INVENTORY:
inventory_title = "Press the key next to an item to use it, or ESC to cancel.\n"
else:
inventory_title = "Press the key next to an item to drop it, or ESC to cancel.\n"
inventory_menu(con, inventory_title, player, 50, screen_width, screen_height)
elif game_state == GameStates.SHOW_EQUIPMENT_INVENTORY:
equipment_inventory_menu(con, "Press the key next to an item to equip it, or ESC to cancel.\n",
player.equipment_inventory, 50, screen_width, screen_height)
elif game_state == GameStates.LEVEL_UP:
level_up_menu(con, "Level up! Choose a stat to raise:", player, 40, screen_width, screen_height)
elif game_state == GameStates.CHARACTER_SCREEN:
character_screen(player, 30, 10, screen_width, screen_height)
elif game_state == GameStates.SHOW_BAG:
bag_title = "Press the key next to the option to open the bag.\n"
bag_menu(con, bag_title, player, 50, screen_width, screen_height)
elif game_state == GameStates.HELP_MENU:
help_menu(player, 30, 10, screen_width, screen_height)
def clear_all(con, entities):
for entity in entities:
clear_entity(con, entity)
def draw_entity(con, entity, fov_map, game_map):
if libtcod.map_is_in_fov(fov_map, entity.x, entity.y) or (entity.stairs and game_map.tiles[entity.x][entity.y].explored):
libtcod.console_set_default_foreground(con, entity.color)
libtcod.console_put_char(con, entity.x, entity.y, entity.char, libtcod.BKGND_NONE)
def clear_entity(con, entity):
# erase the character that represents this object
libtcod.console_put_char(con, entity.x, entity.y, ' ', libtcod.BKGND_NONE)