# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries # SPDX-License-Identifier: MIT """ This test will initialize the display using displayio and draw a solid green background, a smaller purple rectangle, and some yellow text. All drawing is done using the displayio module. Pinouts are for the PiTFT and should be run in CPython. """ import board import terminalio import displayio import fourwire from adafruit_display_text import label import adafruit_ili9341 # Release any resources currently in use for the displays displayio.release_displays() spi = board.SPI() tft_cs = board.CE0 tft_dc = board.D25 display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs) display = adafruit_ili9341.ILI9341(display_bus, width=320, height=240) # Make the display context splash = displayio.Group() display.root_group = splash # Draw a green background color_bitmap = displayio.Bitmap(display.width, display.height, 1) color_palette = displayio.Palette(1) color_palette[0] = 0x00FF00 # Bright Green bg_sprite = displayio.TileGrid(color_bitmap, pixel_shader=color_palette, x=0, y=0) splash.append(bg_sprite) # Draw a smaller inner rectangle inner_bitmap = displayio.Bitmap(display.width - 40, display.height - 40, 1) inner_palette = displayio.Palette(1) inner_palette[0] = 0xAA0088 # Purple inner_sprite = displayio.TileGrid(inner_bitmap, pixel_shader=inner_palette, x=20, y=20) splash.append(inner_sprite) # Draw a label text_group = displayio.Group(scale=3, x=57, y=120) text = "Hello World!" text_area = label.Label(terminalio.FONT, text=text, color=0xFFFF00) text_group.append(text_area) # Subgroup for text scaling splash.append(text_group) while True: pass