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