Try implementing balance view (649537fa) · Commits · Jakob Moser / PoolPay

poolpay/main.py

+9 −3

Original line number	Diff line number	Diff line
		import logging
		from pathlib import Path
		import signal
		from pathlib import Path
		from threading import Thread
		from types import FrameType

		@@ -8,17 +8,21 @@ from poolpay import db, paths
		from poolpay.card.Pirc522CardReader import Pirc522CardReader
		from poolpay.director.Director import Director
		from poolpay.display.PygameDisplay import PygameDisplay
		from poolpay.touch.EvdevTouchScreen import EvdevTouchScreen
		from poolpay.ui.pygame.play import play
		from poolpay.vault.Vault import Vault
		from poolpay.wire.Message import Message
		from poolpay.wire.Server import Server

		logging.basicConfig(level=logging.INFO, format="[%(levelname)s] <%(module)s> %(message)s")
		logging.basicConfig(
		level=logging.INFO, format="[%(levelname)s] <%(module)s> %(message)s"
		)

		logging.info("Starting PoolPay")
		logging.info("Creating Vault, Display and Director")
		vault = Vault(paths.vault_file, paths.instance_dir)
		display = PygameDisplay(Path("/dev/fb1"), width=480, height=320)
		touch_screen = EvdevTouchScreen(Path("/dev/input/event0"))
		director = Director(play, display)


		@@ -30,7 +34,7 @@ def launch_application(password: str) -> None:
		return

		logging.info("Opening vault, creating CardReader")
		with vault.open(password), Pirc522CardReader() as card_reader:
		with vault.open(password), Pirc522CardReader() as card_reader, touch_screen:
		try:
		logging.info("Opening database")
		db.open(paths.db_file)
		@@ -38,6 +42,8 @@ def launch_application(password: str) -> None:
		director.start()
		logging.info("Registering card removal handler")
		card_reader.on_card_removed(lambda reader: director.card_removed())
		logging.info("Registering touch screen input handler")
		touch_screen.on_screen_touched(lambda _: director.screen_touched())
		logging.info("Registering card placement handler and starting to wait")
		card_reader.on_card_placed(
		lambda reader: director.card_placed(reader.read_id())

poolpay/touch/EvdevTouchScreen.py

0 → 100644

+29 −0

Original line number	Diff line number	Diff line
		from collections.abc import Callable
		from pathlib import Path
		from threading import Thread
		from typing import Self

		from evdev import InputDevice, ecodes

		from poolpay.touch.TouchScreen import TouchScreen


		class EvdevTouchScreen(TouchScreen):
		def __init__(self, device_path: Path) -> None:
		self._device = InputDevice(device_path)

		def on_screen_touched(self, handle_touch: Callable[[], None]) -> None:
		def listen() -> None:
		for raw_event in self._device.read_loop():
		match raw_event.type:
		case ecodes.EV_SYN:
		handle_touch()

		Thread(target=listen, daemon=True).start()

		def __enter__(self) -> Self:
		self._device.grab()
		return self

		def close(self) -> None:
		self._device.ungrab()

poolpay/touch/TouchScreen.py

0 → 100644

+28 −0

Original line number	Diff line number	Diff line
		from __future__ import annotations

		from abc import ABC, abstractmethod
		from collections.abc import Callable
		from contextlib import AbstractContextManager
		from typing import Any


		class TouchScreen(AbstractContextManager, ABC):
		@abstractmethod
		def on_screen_touched(self, handle_touch: Callable[[], None]) -> None:
		"""
		Register the function handle_touch so that it is called whenever the screen is touched.

		If this is called multiple times, the TouchScreen may decide whether it only remembers and calls the
		last registered function, or all of them.
		"""
		...

		@abstractmethod
		def close(self) -> None:
		"""
		Close the touch screen, doing anything that is necessary to clean up after use (e.g., ungrabbing inputs).
		"""
		...

		def __exit__(self, exc_type: Any, exc_value: Any, traceback: Any) -> None:
		self.close()

poolpay/touch/init.py

0 → 100644

+0 −0

Empty file added.

poolpay/ui/pygame/scenes/Idle.py

+15 −2

Original line number	Diff line number	Diff line
		@@ -20,10 +20,23 @@ class Idle(IdleBase):
		display.surface.fill((0, 0, 0))
		display.surface.blit(
		fira_sans_large.render(f"Getränk: {price}", True, white),
		(140, 110),
		(140, 40),
		)
		display.surface.blit(
		fira_sans.render("Poolkarte auflegen, um zu bezahlen", True, white),
		(80, 155),
		(80, 85),
		)

		display.surface.blit(
		fira_sans.render("————— oder —————", True, white),
		(130, 160),
		)

		display.surface.blit(
		fira_sans.render(
		"Bildschirm antippen, um Kontostand zu sehen", True, white
		),
		(30, 240),
		)

		display.refresh()