1
0
python-roguelike/engine.py

72 lines
2.1 KiB
Python
Raw Normal View History

from __future__ import annotations
2022-01-18 14:37:48 -05:00
import lzma
import pickle
from typing import TYPE_CHECKING
2022-01-06 11:28:03 -05:00
from tcod.console import Console
2022-01-07 14:18:47 -05:00
from tcod.map import compute_fov
2022-01-06 11:28:03 -05:00
import exceptions
2022-01-11 16:08:57 -05:00
from message_log import MessageLog
import render_functions
2022-01-06 11:28:03 -05:00
if TYPE_CHECKING:
2022-01-10 14:13:01 -05:00
from entity import Actor
from game_map import GameMap, GameWorld
2022-01-06 11:28:03 -05:00
class Engine:
game_map: GameMap
game_world: GameWorld
2022-01-10 14:13:01 -05:00
def __init__(self, player: Actor):
2022-01-11 16:08:57 -05:00
self.message_log = MessageLog()
2022-01-11 16:21:42 -05:00
self.mouse_location = (0, 0)
2022-01-06 11:28:03 -05:00
self.player = player
def handle_enemy_turns(self) -> None:
2022-01-10 13:21:17 -05:00
for entity in set(self.game_map.actors) - {self.player}:
if entity.ai:
try:
entity.ai.perform()
except exceptions.Impossible:
pass # Ignore impossible action exceptions from AI.
2022-01-07 14:18:47 -05:00
def update_fov(self) -> None:
"""Recompute the visible area based on the player's point of view."""
self.game_map.visible[:] = compute_fov(
self.game_map.tiles["transparent"],
(self.player.x, self.player.y),
radius=8,
)
# If a tile is "visible" it should be added to "explored"
self.game_map.explored |= self.game_map.visible
2022-01-11 16:21:42 -05:00
def render(self, console: Console) -> None:
2022-01-06 11:56:08 -05:00
self.game_map.render(console)
2022-01-11 16:08:57 -05:00
self.message_log.render(console=console, x=21, y=45, width=40, height=5)
render_functions.render_bar(
2022-01-10 14:49:59 -05:00
console,
current_value=self.player.fighter.hp,
maximum_value=self.player.fighter.max_hp,
total_width=20,
2022-01-10 14:13:01 -05:00
)
render_functions.render_dungeon_level(
2022-02-08 10:00:28 -05:00
console, dungeon_level=self.game_world.current_floor, location=(0, 47)
)
2022-02-08 10:00:28 -05:00
render_functions.render_names_at_mouse_location(
console, x=21, y=44, engine=self
)
2022-01-18 14:37:48 -05:00
def save_as(self, filename: str) -> None:
"""Save this Engine instance as a compressed file."""
save_data = lzma.compress(pickle.dumps(self))
with open(filename, "wb") as f:
f.write(save_data)