1 files changed, 39 insertions, 0 deletions
diff --git a/cameltris/screens/pause.py b/cameltris/screens/pause.py
new file mode 100644
index 0000000..2ea7849
--- /dev/null
+++ b/cameltris/screens/pause.py
@@ -0,0 +1,39 @@
+import contextlib
+import sys
+from typing import Callable, NoReturn
+
+import pygame
+
+from .screen import Screen
+from ..controller import Controller, KeyboardController, JoystickController, Input
+from ..misc import UnPause
+
+
+def handle_input_pressed(controller: Controller, event: pygame.event.Event):
+    if controller.get_input_down(event) == Input.PAUSE:
+        raise UnPause()
+
+
+class Pause(Screen):
+    def __init__(self, screen: pygame.surface.Surface):
+        self.event_handler: dict[int, Callable[[pygame.event.Event], None]] = {}
+
+        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