Content import os import buttons import display import machine import mch22 from neopixel import NeoPixel from nvs import nvs_getstr from ubinascii import a2b_base64 from .nyan import nyan #from .nyan import nyan_snd pixel_cache = NeoPixel(machine.Pin(5, machine.Pin.OUT), 5) pixel_power = machine.Pin(19, machine.Pin.OUT) my_name = nvs_getstr("owner", "nickname") # calculate the nicknames dimension so we can center it (and don't need any hardcoded sizes) text_x = int((display.width() - display.getTextWidth(my_name, "PermanentMarker36")) / 2) text_y = display.height() - 20 - display.getTextHeight(my_name, "PermanentMarker36") currently_playing = False def displayNext(i): display.drawFill(0xFFFFFF) display.drawPng(0, 0, nyan[i]) display.drawText(text_x, text_y, my_name, 0xFFFFFF, "PermanentMarker36") display.flush() def displayRainbow(j): for i in range(5): pixel_cache[i] = RAINBOW[(i + j) % len(RAINBOW)] pixel_cache.write() def displayAnimated(): i = 0 j = 0 while True: displayNext(i) i = (i + 1) % len(nyan) displayRainbow(j) j = (j + 1) % len(RAINBOW) machine.lightsleep(100) def enablePixels(pressed): if pressed: if pixel_power.value(): pixel_power.off() else: pixel_power.on() def buttonExitApp(pressed): mch22.exit_python() buttons.attach(buttons.BTN_HOME, buttonExitApp) buttons.attach(buttons.BTN_B, buttonExitApp) buttons.attach(buttons.BTN_A, enablePixels) RAINBOW = [ (146, 0, 211), (122, 0, 184), (100, 0, 157), (75, 0, 130), (50, 0, 172), (25, 0, 213), (0, 0, 255), (0, 85, 170), (0, 170, 85), (0, 255, 0), (85, 255, 0), (170, 255, 0), (255, 255, 0), (255, 213, 0), (255, 170, 0), (255, 86, 0), (255, 58, 0), (255,29, 0), (255, 0 ,0), ] RAINBOW = [ (9,0,13), (8,0,11), (6,0,9), (5,0,8), (3,0,8), (2,0,13), (0,0,16), (0,5,11), (0,11,5), (0,16,0), (5,16,0), (11,16,0), (16,16,0), (16,13,0), (16,57,0), (16,5,0), (16,3,0), (16,1,0), (16,0,0), ] displayAnimated()