# UM TinyS2 + RGB IPS Display Shield CircuitPython example

# https://unexpectedmaker.com/tinys2
# https://www.tinypico.com/add-ons
# https://circuitpython.org/board/unexpectedmaker_tinys2/
# https://github.com/adafruit/Adafruit_CircuitPython_ST7735

# The IPS display has pins labelled for TinyPICO.
# These are the matching TinyS2 pins.

# Pin   TinyPICO  TinyS2
# SCK   IO5       IO37
# MISO  IO19      IO36
# MOSI  IO23      IO35
# CS    IO5       IO14
# D/C   IO15      IO6
# BL    IO14      IO5

# ------------------------------
# Example 1: Basic displayio

# You should see
# +--------------------------+
# |Snake                     |
# |                          |
# |  >>> print('Hello')      |
# |  Hello                   |
# |  >>>                     |
# +--------------------------+

import board
import busio
import displayio
from digitalio import DigitalInOut, Direction
from adafruit_st7735r import ST7735R

spi = busio.SPI(clock=board.SCK, MISO=board.MISO, MOSI=board.MOSI)

backlight = DigitalInOut(board.IO5)
backlight.direction = Direction.OUTPUT
backlight.value = True

displayio.release_displays()
display_bus = displayio.FourWire(spi, command=board.IO6, chip_select=board.IO14, reset=None)

# if you set the intial rotation to 0 or 180, set width=80 and height=160
# if you set the intial rotation to 90 or 270, set width=160 and height=80
display = ST7735R(display_bus, width=80, height=160, colstart=26, rowstart=1, rotation=0, bgr=False, invert=True)
# display = ST7735R(display_bus, width=160, height=80, colstart=26, rowstart=1, rotation=90, bgr=False, invert=True)
# display = ST7735R(display_bus, width=80, height=160, colstart=26, rowstart=1, rotation=180, bgr=False, invert=True)
# display = ST7735R(display_bus, width=160, height=80, colstart=26, rowstart=1, rotation=270, bgr=False, invert=True)

# after constructing ST7735R, you're free to change it without resetting width/height
# display.rotation = 0
display.rotation = 90
# display.rotation = 180
# display.rotation = 270

print('Hello')

# ------------------------------
# Example 2: Coloured text

# You should see
# +--------------------------+
# | Red           Cyan       |
# | Green         Magenta    |
# | Blue          Yellow     |
# | White         Black      |
# +--------------------------+

# Note: if your Red+Blue are swapped, change `bgr=False` to `bgr=True` in the ST7735R constructor

import board
import busio
import displayio
import terminalio
from digitalio import DigitalInOut, Direction
from adafruit_st7735r import ST7735R
from adafruit_display_text import label

spi = busio.SPI(clock=board.SCK, MISO=board.MISO, MOSI=board.MOSI)

backlight = DigitalInOut(board.IO5)
backlight.direction = Direction.OUTPUT
backlight.value = True

displayio.release_displays()
display_bus = displayio.FourWire(spi, command=board.IO6, chip_select=board.IO14, reset=None)

display = ST7735R(display_bus, width=160, height=80, colstart=26, rowstart=1, rotation=90, bgr=False, invert=True)

# some colours
red = 0xFF0000
green = 0x00FF00
blue = 0x0000FF
white = 0xFFFFFF
cyan = 0x00FFFF
magenta = 0xFF00FF
yellow = 0xFFFF00
black = 0x000000
light_grey = 0x111111

splash = displayio.Group(max_size=10)
display.show(splash)

# fill the screen with light grey
color_bitmap = displayio.Bitmap(160, 80, 1)
color_palette = displayio.Palette(1)
color_palette[0] = light_grey

bg_sprite = displayio.TileGrid(color_bitmap, pixel_shader=color_palette, x=0, y=0)
splash.append(bg_sprite)

# add some text to the left side
text_group_left = displayio.Group(max_size=10, scale=1, x=0, y=6)
text_area_red = label.Label(terminalio.FONT, text="RED", color=red)
text_area_green = label.Label(terminalio.FONT, text="\nGREEN", color=green)
text_area_blue = label.Label(terminalio.FONT, text="\n\nBLUE", color=blue)
text_area_white = label.Label(terminalio.FONT, text="\n\n\nWHITE", color=white)
text_group_left.append(text_area_red)
text_group_left.append(text_area_green)
text_group_left.append(text_area_blue)
text_group_left.append(text_area_white)
splash.append(text_group_left)

# add some text to the right side
text_group_right = displayio.Group(max_size=10, scale=1, x=80, y=6)
text_area_cyan = label.Label(terminalio.FONT, text="CYAN", color=cyan)
text_group_right.append(text_area_cyan)
text_area_magenta = label.Label(terminalio.FONT, text="\nMAGENTA", color=magenta)
text_group_right.append(text_area_magenta)
text_area_yellow = label.Label(terminalio.FONT, text="\n\nYELLOW", color=yellow)
text_group_right.append(text_area_yellow)
text_area_black = label.Label(terminalio.FONT, text="\n\n\nBLACK", color=black)
text_group_right.append(text_area_black)
splash.append(text_group_right)