import random
from machine import Pin, SPI
import st7789
#from fonts import vga1_8x8 as font
from fonts import vga2_bold_16x32 as font
 
def main():
    spi = SPI(2, baudrate=30000000, polarity=1, sck=Pin(18), mosi=Pin(19))
    tft = st7789.ST7789(
      spi,
      135,
      240,
      reset=Pin(23, Pin.OUT),
      cs=Pin(5, Pin.OUT),
      dc=Pin(16, Pin.OUT),
      backlight=Pin(4, Pin.OUT),
      rotation=3
    )
    tft.init()
 
    while True:
        for rotation in range(4):
            tft.rotation(rotation)
            tft.fill(0)
            col_max = tft.width() - font.WIDTH*6
            row_max = tft.height() - font.HEIGHT
 
            for _ in range(250):
                tft.text(
                    font,
                    "Hello!",
                    random.randint(0, col_max),
                    random.randint(0, row_max),
                    st7789.color565(
                        random.getrandbits(8),
                        random.getrandbits(8),
                        random.getrandbits(8)),
                    st7789.color565(
                        random.getrandbits(8),
                        random.getrandbits(8),
                        random.getrandbits(8))
                )
 
main()