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Merge pull request #9 from makermelissa/master

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Updated examples to include more drawing
This commit is contained in:
Melissa LeBlanc-Williams 2019-08-01 18:15:46 -07:00 committed by GitHub
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2 changed files with 51 additions and 12 deletions
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31
examples/ili9341_shield_simpletest.py
View file

@ -1,11 +1,13 @@
"""
This test will initialize the display using displayio
and draw a solid red background. Pinouts are for the 2.8"
TFT Shield
"""
This test will initialize the display using displayio and draw a solid green
background, a smaller purple rectangle, and some yellow text.
Pinouts are for the 2.8" TFT Shield
"""
import board
import displayio
import terminalio
from adafruit_display_text import label
import adafruit_ili9341
spi = board.SPI()
@ -14,21 +16,38 @@ tft_dc = board.D9
displayio.release_displays()
display_bus = displayio.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(max_size=10)
display.show(splash)
# Draw a green background
color_bitmap = displayio.Bitmap(320, 240, 1)
color_palette = displayio.Palette(1)
color_palette[0] = 0xFF0000
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(280, 200, 1)
inner_palette = displayio.Palette(1)
inner_palette[0] = 0x65328F # Blinka 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(max_size=10, 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 gor text scaling
splash.append(text_group)
while True:
pass

32
examples/ili9341_simpletest.py
View file

@ -1,11 +1,14 @@
"""
This test will initialize the display using displayio
and draw a solid red background. The default pinouts are
for the 2.4" TFT FeatherWing with a Feather M4 or M0.
"""
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 native displayio modules.
Pinouts are for the 2.4" TFT FeatherWing with a Feather M4 or M0.
"""
import board
import displayio
import terminalio
from adafruit_display_text import label
import adafruit_ili9341
spi = board.SPI()
@ -14,21 +17,38 @@ tft_dc = board.D10
displayio.release_displays()
display_bus = displayio.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(max_size=10)
display.show(splash)
# Draw a green background
color_bitmap = displayio.Bitmap(320, 240, 1)
color_palette = displayio.Palette(1)
color_palette[0] = 0xFF0000
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(280, 200, 1)
inner_palette = displayio.Palette(1)
inner_palette[0] = 0x65328F # Blinka 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(max_size=10, 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 gor text scaling
splash.append(text_group)
while True:
pass