Merge pull request #35 from dhalbert/fourwire

FourWire support for both 8.x.x and 9.x.x

Author: FoamyGuy

adafruit_ili9341.py

@@ -52,7 +52,13 @@
 except ImportError:
     pass
 
-import displayio
+# Support both 8.x.x and 9.x.x. Change when 8.x.x is discontinued as a stable release.
+try:
+    from fourwire import FourWire
+    from busdisplay import BusDisplay
+except ImportError:
+    from displayio import FourWire
+    from displayio import Display as BusDisplay
 
 __version__ = "0.0.0+auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_ILI9341.git"
@@ -85,12 +91,12 @@
 
 
 # pylint: disable=too-few-public-methods
-class ILI9341(displayio.Display):
+class ILI9341(BusDisplay):
     """
     ILI9341 display driver
 
-    :param displayio.FourWire bus: bus that the display is connected to
+    :param FourWire bus: bus that the display is connected to
     """
 
-    def __init__(self, bus: displayio.FourWire, **kwargs: Any):
+    def __init__(self, bus: FourWire, **kwargs: Any):
         super().__init__(bus, _INIT_SEQUENCE, **kwargs)

examples/ili9341_pitft_simpletest.py

@@ -11,18 +11,23 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 import adafruit_ili9341
 
+# Support both 8.x.x and 9.x.x. Change when 8.x.x is discontinued as a stable release.
+try:
+    from fourwire import FourWire
+except ImportError:
+    from displayio import FourWire
+
 # 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_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs)
 display = adafruit_ili9341.ILI9341(display_bus, width=320, height=240)
 
 # Make the display context

examples/ili9341_shield_simpletest.py

@@ -10,10 +10,15 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 import adafruit_ili9341
 
+# Support both 8.x.x and 9.x.x. Change when 8.x.x is discontinued as a stable release.
+try:
+    from fourwire import FourWire
+except ImportError:
+    from displayio import FourWire
+
 # Release any resources currently in use for the displays
 displayio.release_displays()
 
@@ -27,7 +32,7 @@
 tft_cs = board.D10
 tft_dc = board.D9
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs)
 display = adafruit_ili9341.ILI9341(display_bus, width=320, height=240)
 
 # Make the display context

examples/ili9341_simpletest.py

@@ -11,18 +11,23 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 import adafruit_ili9341
 
+# Support both 8.x.x and 9.x.x. Change when 8.x.x is discontinued as a stable release.
+try:
+    from fourwire import FourWire
+except ImportError:
+    from displayio import FourWire
+
 # Release any resources currently in use for the displays
 displayio.release_displays()
 
 spi = board.SPI()
 tft_cs = board.D9
 tft_dc = board.D10
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D6)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D6)
 display = adafruit_ili9341.ILI9341(display_bus, width=320, height=240)
 
 # Make the display context