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""" Module that defines the pause screen class """
import contextlib
import sys
from typing import Callable, NoReturn
import pygame
from .base_screen import Screen
from ..controller import Controller, KeyboardController, JoystickController, Input
from ..misc import UnPause
def handle_input_pressed(controller: Controller, event: pygame.event.Event):
""" Function that checks the input pressed and triggers the relevant action """
if controller.get_input_down(event) == Input.PAUSE:
raise UnPause()
class Pause(Screen):
""" Represents the pause screen """
def __init__(self, screen: pygame.surface.Surface):
self.event_handler: dict[int, Callable[[pygame.event.Event], None]] = {}
self.screen = screen
def exit_(_) -> NoReturn:
sys.exit()
self.event_handler[pygame.QUIT] = exit_
self.event_handler[pygame.JOYBUTTONDOWN] = lambda evt: handle_input_pressed(JoystickController(evt.joy), evt)
self.event_handler[pygame.KEYDOWN] = lambda evt: handle_input_pressed(KeyboardController(pygame.key), evt)
def refresh(self) -> None:
pass
def oneframe(self) -> None:
try:
for event in pygame.event.get():
with contextlib.suppress(KeyError):
self.event_handler[event.type](event)
except UnPause:
pygame.event.clear()
raise
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