Lucas Oskorep
26ce2d1734
Performance improvements to the lighting system. Renamed app_router to macropad_os.
270 lines
9.4 KiB
Python
270 lines
9.4 KiB
Python
from time import monotonic_ns
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import displayio
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import terminalio
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from adafruit_display_text import label
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from macropad_os import AppState, InvalidStateUpdateError, Config
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DISPLAY = displayio.Group()
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def convert_to_keynum(x, y):
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return 3 * x + y
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#TODO: Limit sounds to a similar rate as well for better performance
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MAX_LIGHTING_UPDATE_RATE = 50000000 # .05 seconds
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class App(object):
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def __init__(self, macropad, config: Config):
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"""
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:param macropad:
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:param config:
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"""
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print("app created")
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self._key_lights = [(0, 0, 0) for _ in range(12)]
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self._display_group = DISPLAY
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self._title = "title"
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self._layout = None
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self._title_label = label.Label(
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y=4,
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font=terminalio.FONT,
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color=0x0,
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text=f"",
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background_color=0xFFFFFF,
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)
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self._pressed_keys = []
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self._key_pressed_callbacks = []
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self._key_released_callbacks = []
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self._encoder_changed_callbacks = []
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self._encoder_state = 0
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self._labels = []
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self._state = AppState.STOPPED
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self._name = "app"
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self._key_tones = {}
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self._last_lighting_update = 0
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self._current_brightness = config.brightness()
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self.macropad = macropad
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self.keyboard = macropad.keyboard
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self.config = config
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def start(self) -> None:
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print("Start from base class ")
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if self._state is not AppState.STOPPED:
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raise InvalidStateUpdateError(f"Start called but the current app state is {self._state}")
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self._state = AppState.STARTING
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self._on_start()
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self.on_start()
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self._state = AppState.PAUSED
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def _on_start(self) -> None:
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pass
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def on_start(self) -> None:
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raise NotImplementedError("on_start not implemented")
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def resume(self) -> None:
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if self._state is not AppState.PAUSED:
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raise InvalidStateUpdateError(f"Resume called but the current app state is {self._state}")
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self._state = AppState.RESUMING
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self._on_resume()
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self.on_resume()
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self._state = AppState.RUNNING
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def _on_resume(self) -> None:
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self.add_displays_to_group()
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def on_resume(self) -> None:
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raise NotImplementedError("on_resume not implemented")
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def pause(self) -> None:
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if self._state is not AppState.RUNNING:
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raise InvalidStateUpdateError(f"Pause called but the current app state is {self._state}")
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self._state = AppState.PAUSING
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self._on_pause()
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self.on_pause()
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self._state = AppState.PAUSED
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def _on_pause(self) -> None:
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self.keyboard.release_all()
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self.macropad.consumer_control.release()
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self.macropad.mouse.release_all()
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self.macropad.stop_tone()
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self.macropad.pixels.show()
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self.remove_displays_from_group()
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def on_pause(self) -> None:
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raise NotImplementedError("on_pause not implemented")
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def loop(self) -> None:
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# We'll fire you if you override this method.
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self._on_loop()
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self.on_loop()
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def on_loop(self) -> None:
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raise NotImplementedError("Not implemented")
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def _on_loop(self) -> None:
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self._update_lighting()
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self._process_keys_pressed()
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self._process_wheel_changes()
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self.on_loop()
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def _process_keys_pressed(self) -> None:
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key_event = self.macropad.keys.events.get()
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if key_event:
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if key_event.key_number < 12:
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if key_event.pressed:
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self.macropad.stop_tone()
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self._play_tone_for_key(key_event.key_number)
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if self._key_pressed_callbacks:
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for callback in self._key_pressed_callbacks:
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callback(key_event.key_number)
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else:
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self._stop_tone_for_key(key_event.key_number)
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if self._key_released_callbacks:
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for callback in self._key_released_callbacks:
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callback(key_event.key_number)
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def _play_tone_for_key(self, key_number):
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if self.config.key_tone_enabled():
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if key_number in self._key_tones:
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self.macropad.start_tone(self._key_tones[key_number])
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else:
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self.macropad.start_tone(self.config.key_tone_hz())
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self._pressed_keys.append(key_number)
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def _stop_tone_for_key(self, key_number):
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self.macropad.stop_tone()
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self._pressed_keys.remove(key_number)
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if self._pressed_keys and self.config.key_tone_enabled():
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if key_number in self._key_tones:
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self.macropad.start_tone(self._key_tones[self._pressed_keys[0]])
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else:
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self.macropad.start_tone(self.config.key_tone_hz())
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def _process_wheel_changes(self) -> None:
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encoder = self.macropad.encoder
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if self._encoder_state != encoder:
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for callback in self._encoder_changed_callbacks:
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if self._encoder_state > encoder:
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callback(-1)
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else:
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callback(1)
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self._encoder_state = encoder
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def stop(self) -> None:
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if self._state is not AppState.PAUSED:
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raise InvalidStateUpdateError(f"Stop called but the current app state is {self._state}")
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self._state = AppState.STOPPING
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self._on_stop()
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self.on_stop()
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self._state = AppState.STOPPED
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def _on_stop(self) -> None:
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pass
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def on_stop(self) -> None:
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raise NotImplementedError("on_stop not implemented.")
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def _update_lighting(self) -> None:
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last_update_ago = monotonic_ns() - self._last_lighting_update
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if last_update_ago > MAX_LIGHTING_UPDATE_RATE:
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self._last_lighting_update = monotonic_ns()
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new_brightness = self.config.brightness()
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if self._current_brightness != new_brightness:
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# Setting the brightness here
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self._key_lights = [tuple(rgb_val * new_brightness / self._current_brightness for rgb_val in color) for
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color in self._key_lights]
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self._current_brightness = self.config.brightness()
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for index, color in enumerate(self._key_lights):
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self.macropad.pixels[index] = color
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def add_displays_to_group(self) -> None:
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self._display_group.append(self._title_label)
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self._display_group.append(self._layout)
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self.macropad.display.show(self._display_group)
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def remove_displays_from_group(self):
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self._display_group.remove(self._title_label)
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self._display_group.remove(self._layout)
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def set_color(self, x, y, color) -> None:
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print("setting color")
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color = tuple(rgb_val * self._current_brightness for rgb_val in color)
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key_value = convert_to_keynum(x, y)
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if key_value >= 12:
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raise ValueError("color index out of range")
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if len(color) != 3:
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self._key_lights[key_value] = color
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def set_colors(self, colors) -> None:
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if len(colors) != 12:
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raise ValueError("Colors must be passed in as a 12 len array")
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for color in colors:
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if len(color) != 3:
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raise ValueError("Color format error - color must be length 3")
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self._key_lights = [tuple(round(rgb_val * self._current_brightness / 100) for rgb_val in color) for color in
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colors]
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def get_colors(self) -> [(int, int, int)]:
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return self._key_lights
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def set_tone(self, keypad_num, tone) -> None:
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if keypad_num >= 12:
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raise ValueError("Tone index out of range")
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if tone < 20 or tone > 20000:
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raise ValueError("Tone format error - tone out of human hearing range (20 - 20000)")
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self._key_tones[keypad_num] = tone
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def set_tones(self, tones) -> None:
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if len(tones) != 12:
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raise ValueError("Tones must be passed in as a 12 len array")
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for tone in tones:
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if tone < 20 or tone > 20000:
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raise ValueError("Tone format error - tone out of human hearing range (20 - 20000)")
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for index, hz in enumerate(tones):
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self._key_tones[index] = hz
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def get_tones(self) -> {int: int}:
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return self._key_tones
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def set_title(self, title) -> None:
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"""
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:string title: Title of your app - shown in the top bar.
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:return: None
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"""
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if len(title) > 22:
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# TODO: Update this to be able to scroll the display if too long?
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raise ValueError("Title too long to be displayed on screen")
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self._title = title
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diff = int((22 - len(title)) / 2)
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self._title_label.text = f"{''.join([' ' for _ in range(diff)])}{self._title}{''.join([' ' for _ in range(diff)])}"
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def set_layout(self, layout) -> None:
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"""
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:displayio.Group layout:
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:return:
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"""
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self._layout = layout
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def set_labels(self, labels) -> None:
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self._labels = labels
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# if self._layout
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def register_on_key_pressed(self, function) -> None:
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self._key_pressed_callbacks.append(function)
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def register_on_key_released(self, function) -> None:
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self._key_released_callbacks.append(function)
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def register_on_encoder_changed(self, function) -> None:
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self._encoder_changed_callbacks.append(function)
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