Merge pull request #8 from FoamyGuy/odb_api_update

Use new OnDiskBitmap API

Author: dhalbert

README.rst

@@ -103,11 +103,13 @@ Usage Example
     # pylint: disable=no-member
 
     import time
+
     import board
     import displayio
-    import adafruit_acep7in
     from fourwire import FourWire
 
+    import adafruit_acep7in
+
     displayio.release_displays()
 
     # This pinout works on a Feather RP2040 and may need to be altered for other boards.
@@ -117,29 +119,21 @@ Usage Example
     epd_reset = board.D11
     epd_busy = board.D12
 
-    display_bus = FourWire(
-        spi, command=epd_dc, chip_select=epd_cs, reset=epd_reset, baudrate=1000000
-    )
+    display_bus = FourWire(spi, command=epd_dc, chip_select=epd_cs, reset=epd_reset, baudrate=1000000)
 
-    display = adafruit_acep7in.ACeP7In(
-        display_bus, width=800, height=480, busy_pin=epd_busy
-    )
+    display = adafruit_acep7in.ACeP7In(display_bus, width=800, height=480, busy_pin=epd_busy)
 
     g = displayio.Group()
 
-    fn = "/display-ruler-720p.bmp"
-
-    with open(fn, "rb") as f:
-        pic = displayio.OnDiskBitmap(f)
-        t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
-        g.append(t)
-
-        display.root_group = g
+    pic = displayio.OnDiskBitmap("/display-ruler-720p.bmp")
+    t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
+    g.append(t)
 
-        display.refresh()
+    display.root_group = g
 
-        time.sleep(120)
+    display.refresh()
 
+    time.sleep(120)
 
 Documentation
 =============

examples/acep7in_simpletest.py

@@ -30,15 +30,12 @@
 
 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:
-    pic = displayio.OnDiskBitmap(f)
-    t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
-    g.append(t)
+display.root_group = g
 
-    display.root_group = g
+display.refresh()
 
-    display.refresh()
-
-    time.sleep(120)
+time.sleep(120)