squirrel-battle/squirrelbattle/display/display_manager.py

189 lines
8.2 KiB
Python

# Copyright (C) 2020-2021 by ÿnérant, eichhornchen, nicomarg, charlse
# SPDX-License-Identifier: GPL-3.0-or-later
import curses
from typing import Any, List
from .display import Display, HorizontalSplit, MessageDisplay, VerticalSplit
from .gamedisplay import LogsDisplay, MapDisplay, StatsDisplay
from .menudisplay import ChestInventoryDisplay, CreditsDisplay, \
MainMenuDisplay, PlayerInventoryDisplay, \
SettingsMenuDisplay, StoreInventoryDisplay
from .texturepack import TexturePack
from ..enums import DisplayActions
from ..game import Game, GameMode
class DisplayManager:
def __init__(self, screen: Any, g: Game):
self.game = g
self.screen = screen
pack = TexturePack.get_pack(self.game.settings.TEXTURE_PACK)
self.mapdisplay = MapDisplay(screen, pack)
self.statsdisplay = StatsDisplay(screen, pack)
self.logsdisplay = LogsDisplay(screen, pack)
self.playerinventorydisplay = PlayerInventoryDisplay(screen, pack)
self.storeinventorydisplay = StoreInventoryDisplay(screen, pack)
self.chestinventorydisplay = ChestInventoryDisplay(screen, pack)
self.mainmenudisplay = MainMenuDisplay(self.game.main_menu,
screen, pack)
self.settingsmenudisplay = SettingsMenuDisplay(screen, pack)
self.messagedisplay = MessageDisplay(screen, pack)
self.hbar = HorizontalSplit(screen, pack)
self.vbar = VerticalSplit(screen, pack)
self.creditsdisplay = CreditsDisplay(screen, pack)
self.displays = [self.statsdisplay, self.mapdisplay,
self.mainmenudisplay, self.settingsmenudisplay,
self.logsdisplay, self.messagedisplay,
self.playerinventorydisplay,
self.storeinventorydisplay, self.creditsdisplay,
self.chestinventorydisplay]
self.update_game_components()
def handle_display_action(self, action: DisplayActions, *params) -> None:
"""
Handles the differents values of display action.
"""
if action == DisplayActions.REFRESH:
self.refresh()
elif action == DisplayActions.UPDATE:
self.update_game_components()
elif action == DisplayActions.MOUSE:
self.handle_mouse_click(*params)
def update_game_components(self) -> None:
"""
The game state was updated.
Trigger all displays of these modifications.
"""
for d in self.displays:
d.pack = TexturePack.get_pack(self.game.settings.TEXTURE_PACK)
d.update(self.game)
def handle_mouse_click(self, y: int, x: int, attr: int) -> None:
"""
Handles the mouse clicks.
"""
displays = self.refresh()
display = None
for d in displays:
top_y, top_x, height, width = d.y, d.x, d.height, d.width
if top_y <= y < top_y + height and top_x <= x < top_x + width:
# The click coordinates correspond to the coordinates
# of that display
display = d
if display:
display.handle_click(y - display.y, x - display.x, attr, self.game)
def refresh(self) -> List[Display]:
"""
Refreshes all components on the screen.
"""
displays = []
pack = TexturePack.get_pack(self.game.settings.TEXTURE_PACK)
if self.game.state == GameMode.PLAY \
or self.game.state == GameMode.INVENTORY \
or self.game.state == GameMode.STORE\
or self.game.state == GameMode.CHEST:
# The map pad has already the good size
self.mapdisplay.refresh(0, 0, self.rows * 4 // 5,
self.mapdisplay.pack.tile_width
* (self.cols * 4 // 5
// self.mapdisplay.pack.tile_width),
resize_pad=False)
self.statsdisplay.refresh(0, self.cols * 4 // 5 + 1,
self.rows, self.cols // 5 - 1)
self.logsdisplay.refresh(self.rows * 4 // 5 + 1, 0,
self.rows // 5 - 1, self.cols * 4 // 5)
self.hbar.refresh(self.rows * 4 // 5, 0, 1, self.cols * 4 // 5)
self.vbar.refresh(0, self.cols * 4 // 5, self.rows, 1)
displays += [self.mapdisplay, self.statsdisplay, self.logsdisplay,
self.hbar, self.vbar]
if self.game.state == GameMode.INVENTORY:
self.playerinventorydisplay.refresh(
self.rows // 10,
pack.tile_width * (self.cols // (2 * pack.tile_width)),
8 * self.rows // 10,
pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
displays.append(self.playerinventorydisplay)
elif self.game.state == GameMode.STORE:
self.storeinventorydisplay.refresh(
self.rows // 10,
pack.tile_width * (self.cols // (2 * pack.tile_width)),
8 * self.rows // 10,
pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
self.playerinventorydisplay.refresh(
self.rows // 10,
pack.tile_width * (self.cols // (10 * pack.tile_width)),
8 * self.rows // 10,
pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
displays.append(self.storeinventorydisplay)
displays.append(self.playerinventorydisplay)
elif self.game.state == GameMode.CHEST:
self.chestinventorydisplay.refresh(
self.rows // 10,
pack.tile_width * (self.cols // (2 * pack.tile_width)),
8 * self.rows // 10,
pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
self.playerinventorydisplay.refresh(
self.rows // 10,
pack.tile_width * (self.cols // (10 * pack.tile_width)),
8 * self.rows // 10,
pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
displays.append(self.chestinventorydisplay)
displays.append(self.playerinventorydisplay)
elif self.game.state == GameMode.MAINMENU:
self.mainmenudisplay.refresh(0, 0, self.rows, self.cols)
displays.append(self.mainmenudisplay)
elif self.game.state == GameMode.SETTINGS:
self.settingsmenudisplay.refresh(0, 0, self.rows, self.cols)
displays.append(self.settingsmenudisplay)
elif self.game.state == GameMode.CREDITS:
self.creditsdisplay.refresh(0, 0, self.rows, self.cols)
displays.append(self.creditsdisplay)
if self.game.message:
height, width = 0, 0
for line in self.game.message.split("\n"):
height += 1
width = max(width, len(line))
y = pack.tile_width * (self.rows - height) // (2 * pack.tile_width)
x = pack.tile_width * ((self.cols - width) // (2 * pack.tile_width))
self.messagedisplay.refresh(y, x, height, width)
displays.append(self.messagedisplay)
self.resize_window()
return displays
def resize_window(self) -> bool:
"""
When the window is resized, ensures that the screen size is updated.
"""
y, x = self.screen.getmaxyx() if self.screen else (0, 0)
if self.screen and curses.is_term_resized(self.rows,
self.cols): # pragma: nocover
curses.resizeterm(y, x)
return True
return False
@property
def rows(self) -> int:
"""
Overwrites the native curses attribute of the same name,
for testing purposes.
"""
return curses.LINES if self.screen else 42
@property
def cols(self) -> int:
"""
Overwrites the native curses attribute of the same name,
for testing purposes.
"""
return curses.COLS if self.screen else 42