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use new OnDiskBitmap API

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This commit is contained in:
foamyguy 2025-06-27 14:41:01 -05:00
parent 60d17f12c8
commit a254b46192
6 changed files with 33 additions and 84 deletions
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13
Feather_RP2040_ThinkInk_Examples/CircuitPython_ACeP_Example/code.py
View file

@ -30,16 +30,13 @@ display = adafruit_spd1656.SPD1656(
g = displayio.Group() g = displayio.Group()
fn = "/display-ruler-720p.bmp" pic = displayio.OnDiskBitmap("/display-ruler-720p.bmp")
t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
g.append(t)
with open(fn, "rb") as f: display.root_group = g
pic = displayio.OnDiskBitmap(f)
t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
g.append(t)
display.root_group = g display.refresh()
display.refresh()
while True: while True:
pass pass

15
Feather_RP2040_ThinkInk_Examples/CircuitPython_Tri-Color_Example/code.py
View file

@ -37,20 +37,17 @@ display = adafruit_ssd1680.SSD1680(
g = displayio.Group() g = displayio.Group()
with open("/display-ruler.bmp", "rb") as f:
pic = displayio.OnDiskBitmap(f)
t = displayio.TileGrid( pic = displayio.OnDiskBitmap("/display-ruler.bmp")
pic, pixel_shader=getattr(pic, "pixel_shader", displayio.ColorConverter()) t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
)
g.append(t) g.append(t)
display.root_group = g display.root_group = g
display.refresh() display.refresh()
print("refreshed") print("refreshed")
while True: while True:
pass pass

34
MagTag/MagTag_Dishwasher_Status/wake_on_button/code.py
View file

@ -22,31 +22,15 @@ alarm.sleep_memory[0] = not alarm.sleep_memory[0]
bmp_file = "/images/clean.bmp" if alarm.sleep_memory[0] else "/images/dirty.bmp" bmp_file = "/images/clean.bmp" if alarm.sleep_memory[0] else "/images/dirty.bmp"
# show bitmap # show bitmap
bitmap = displayio.OnDiskBitmap(bmp_file)
# CircuitPython 6 & 7 compatible tile_grid = displayio.TileGrid(bitmap, pixel_shader=bitmap.pixel_shader)
with open(bmp_file, "rb") as fp: group = displayio.Group()
bitmap = displayio.OnDiskBitmap(fp) group.append(tile_grid)
tile_grid = displayio.TileGrid( epd.root_group = group
bitmap, pixel_shader=getattr(bitmap, 'pixel_shader', displayio.ColorConverter()) time.sleep(epd.time_to_refresh + 0.01)
) epd.refresh()
group = displayio.Group() while epd.busy:
group.append(tile_grid) pass
epd.root_group = group
time.sleep(epd.time_to_refresh + 0.01)
epd.refresh()
while epd.busy:
pass
# # CircuitPython 7+ compatible
# bitmap = displayio.OnDiskBitmap(bmp_file)
# tile_grid = displayio.TileGrid(bitmap, pixel_shader=bitmap.pixel_shader)
# group = displayio.Group()
# group.append(tile_grid)
# epd.root_group = group
# time.sleep(epd.time_to_refresh + 0.01)
# epd.refresh()
# while epd.busy:
# pass
# go to sleep # go to sleep
alarm.exit_and_deep_sleep_until_alarms(*pin_alarms) alarm.exit_and_deep_sleep_until_alarms(*pin_alarms)

34
MagTag/MagTag_Dishwasher_Status/wake_on_flip/code.py
View file

@ -51,31 +51,15 @@ else:
epd.rotation = rotation epd.rotation = rotation
# show bitmap # show bitmap
bitmap = displayio.OnDiskBitmap(bmp_file)
# CircuitPython 6 & 7 compatible tile_grid = displayio.TileGrid(bitmap, pixel_shader=bitmap.pixel_shader)
with open(bmp_file, "rb") as fp: group = displayio.Group()
bitmap = displayio.OnDiskBitmap(fp) group.append(tile_grid)
tile_grid = displayio.TileGrid( epd.root_group = group
bitmap, pixel_shader=getattr(bitmap, 'pixel_shader', displayio.ColorConverter()) time.sleep(epd.time_to_refresh + 0.01)
) epd.refresh()
group = displayio.Group() while epd.busy:
group.append(tile_grid) pass
epd.root_group = group
time.sleep(epd.time_to_refresh + 0.01)
epd.refresh()
while epd.busy:
pass
# # CircuitPython 7+ compatible
# bitmap = displayio.OnDiskBitmap(bmp_file)
# tile_grid = displayio.TileGrid(bitmap, pixel_shader=bitmap.pixel_shader)
# group = displayio.Group()
# group.append(tile_grid)
# epd.root_group = group
# time.sleep(epd.time_to_refresh + 0.01)
# epd.refresh()
# while epd.busy:
# pass
# config accelo irq # config accelo irq

15
Magic_Nine_Ball/code.py
View file

@ -33,24 +33,13 @@ while True:
shaken = False shaken = False
print("Image load {}".format(images[i])) print("Image load {}".format(images[i]))
# CircuitPython 6 & 7 compatible
try: try:
f = open(images[i], "rb") odb = displayio.OnDiskBitmap(images[i])
odb = displayio.OnDiskBitmap(f)
except ValueError: except ValueError:
print("Image unsupported {}".format(images[i])) print("Image unsupported {}".format(images[i]))
del images[i] del images[i]
continue continue
face = displayio.TileGrid(odb, pixel_shader=getattr(odb, 'pixel_shader', displayio.ColorConverter())) face = displayio.TileGrid(odb, pixel_shader=odb.pixel_shader)
# # CircuitPython 7+ compatible
# try:
# odb = displayio.OnDiskBitmap(images[i])
# except ValueError:
# print("Image unsupported {}".format(images[i]))
# del images[i]
# continue
# face = displayio.TileGrid(odb, pixel_shader=odb.pixel_shader)
splash.append(face) splash.append(face)
# Wait for the image to load. # Wait for the image to load.

6
Matrix_Portal/MatrixPortal_S3_Flight_Proximity_Tracker/code.py
View file

@ -218,12 +218,10 @@ def create_icon_tilegrid(ident):
icon_path = f"/airline_logos/{airline_code}.bmp" icon_path = f"/airline_logos/{airline_code}.bmp"
try: try:
file = open(icon_path, "rb") icon_bitmap = OnDiskBitmap(icon_path)
icon_bitmap = OnDiskBitmap(file)
except OSError: except OSError:
print(f"Icon for {airline_code} not found. Using placeholder.") print(f"Icon for {airline_code} not found. Using placeholder.")
file = open(PLACEHOLDER_ICON_PATH, "rb") icon_bitmap = OnDiskBitmap(PLACEHOLDER_ICON_PATH)
icon_bitmap = OnDiskBitmap(file)
icon_tilegrid = TileGrid(icon_bitmap, pixel_shader=icon_bitmap.pixel_shader, x=0, y=0) icon_tilegrid = TileGrid(icon_bitmap, pixel_shader=icon_bitmap.pixel_shader, x=0, y=0)
return icon_tilegrid return icon_tilegrid