Replace depreciated .show() & displayio changes

Author: RetiredWizard

README.rst

@@ -71,14 +71,20 @@ Usage Example
     import board
     import busio
     import displayio
+    # Starting in CircuitPython 9.x, fourwire will be a seperate internal library
+    # rather than a component of the displayio library
+    try:
+        from fourwire import FourWire
+    except ImportError:
+        from displayio import FourWire
     import adafruit_ssd1675
 
     displayio.release_displays()
 
     epd_cs = board.D9
     epd_dc = board.D10
 
-    display_bus = displayio.FourWire(board.SPI(), command=epd_dc, chip_select=epd_cs, baudrate=1000000)
+    display_bus = FourWire(board.SPI(), command=epd_dc, chip_select=epd_cs, baudrate=1000000)
     time.sleep(1)
 
     display = adafruit_ssd1675.SSD1675(display_bus, width=250, height=122, rotation=90)
@@ -96,7 +102,7 @@ Usage Example
     # t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
     g.append(t)
 
-    display.show(g)
+    display.root_group = g
 
     display.refresh()
 

adafruit_ssd1675.py

@@ -26,7 +26,15 @@
 
 """
 
-import displayio
+# Starting in CircuitPython 9.x fourwire & EPaperDisplay will be seperate internal
+# libraries rather than components of the displayio library
+try:
+    from fourwire import FourWire
+    from epaperdisplay import EPaperDisplay
+except ImportError:
+    from displayio import FourWire
+    from displayio import EPaperDisplay
+
 
 __version__ = "0.0.0+auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_SSD1675.git"
@@ -53,10 +61,10 @@
 
 
 # pylint: disable=too-few-public-methods
-class SSD1675(displayio.EPaperDisplay):
+class SSD1675(EPaperDisplay):
     """SSD1675 driver"""
 
-    def __init__(self, bus: displayio.FourWire, **kwargs) -> None:
+    def __init__(self, bus: FourWire, **kwargs) -> None:
         stop_sequence = _STOP_SEQUENCE
         try:
             bus.reset()

examples/ssd1675_2.13_monochrome.py

@@ -12,6 +12,14 @@
 import board
 import displayio
 import adafruit_ssd1675
+# Starting in CircuitPython 9.x fourwire will be a seperate internal library
+# rather than a component of the displayio library
+try:
+    from fourwire import FourWire
+except ImportError:
+    from displayio import FourWire
+
+
 
 displayio.release_displays()
 
@@ -22,7 +30,7 @@
 epd_reset = board.D5
 epd_busy = board.D6
 
-display_bus = displayio.FourWire(
+display_bus = FourWire(
     spi, command=epd_dc, chip_select=epd_cs, reset=epd_reset, baudrate=1000000
 )
 time.sleep(1)
@@ -43,8 +51,8 @@
     # t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
     g.append(t)
 
-    display.show(g)
-
+    display.root_group = g
+    
     display.refresh()
 
     print("refreshed")

examples/ssd1675_four_corners.py

@@ -15,6 +15,12 @@
 import displayio
 import terminalio
 import adafruit_ssd1675
+# Starting in CircuitPython 9.x fourwire will be a seperate internal library
+# rather than a component of the displayio library
+try:
+    from fourwire import FourWire
+except ImportError:
+    from displayio import FourWire
 
 displayio.release_displays()
 
@@ -27,7 +33,7 @@
 epd_reset = board.EPD_RESET
 epd_busy = board.EPD_BUSY
 
-display_bus = displayio.FourWire(
+display_bus = FourWire(
     spi, command=epd_dc, chip_select=epd_cs, reset=epd_reset, baudrate=1000000
 )
 display = adafruit_ssd1675.SSD1675(
@@ -41,7 +47,7 @@
 
 # Make the display context
 main_group = displayio.Group()
-display.show(main_group)
+display.root_group = main_group
 
 palette = displayio.Palette(2)
 palette[0] = 0x000000

examples/ssd1675_simpletest.py

@@ -12,13 +12,19 @@
 import board
 import displayio
 import adafruit_ssd1675
+# Starting in CircuitPython 9.x fourwire will be a seperate internal library
+# rather than a component of the displayio library
+try:
+    from fourwire import FourWire
+except ImportError:
+    from displayio import FourWire
 
 displayio.release_displays()
 
 epd_cs = board.D9
 epd_dc = board.D10
 
-display_bus = displayio.FourWire(
+display_bus = FourWire(
     board.SPI(), command=epd_dc, chip_select=epd_cs, baudrate=1000000
 )
 time.sleep(1)
@@ -37,7 +43,7 @@
     # t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
     g.append(t)
 
-    display.show(g)
+    display.root_group = g
 
     display.refresh()