import time
import framebuf
import machine
import neopixel

# Konfiguration
NEOPIXEL_PIN = 26
NUM_PIXELS = 128
WIDTH = 16
HEIGHT = 8
TEXT = "Testtext"
TEXT_COLOR = (255, 50, 100)
BACKGROUND_COLOR = (0, 0, 0)
SCROLL_SPEED = 0.1

# Neopixel-Objekt erstellen
np = neopixel.NeoPixel(machine.Pin(NEOPIXEL_PIN), NUM_PIXELS)

# Framebuffer für den Text erstellen
fb = framebuf.FrameBuffer(bytearray(WIDTH * HEIGHT // 8), WIDTH, HEIGHT, framebuf.MONO_HLSB)

# Funktion zum Anzeigen des Framebuffers auf den Neopixeln
def show_framebuffer(framebuffer):
    for y in range(HEIGHT):
        for x in range(WIDTH):
            if x < 8:
                pixel_index = y * 8 + x
            else:
                pixel_index = 64 + y * 8 + (x - 8)
            if framebuffer.pixel(x, y):
                np[pixel_index] = TEXT_COLOR
            else:
                np[pixel_index] = BACKGROUND_COLOR
    np.write()

# Funktion zum Scrollen des Textes
def scroll_text(text):
    text_width = len(text) * 8
    offset = WIDTH

    while True:
        fb.fill(0)
        fb.text(text, offset, 0, 1)
        show_framebuffer(fb)
        offset -= 1

        if offset < -text_width:
            offset = WIDTH

        time.sleep(SCROLL_SPEED)

# Hauptprogramm
if __name__ == "__main__":
    scroll_text(TEXT)