Merge pull request #33 from dhalbert/fourwire

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

Author: FoamyGuy

adafruit_st7735r.py

@@ -39,7 +39,13 @@
 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_ST7735R.git"
@@ -70,22 +76,17 @@
 
 
 # pylint: disable=too-few-public-methods
-class ST7735R(displayio.Display):
+class ST7735R(BusDisplay):
     """
     ST7735R display driver
 
-    :param displayio.FourWire bus: bus that the display is connected to
+    :param FourWire bus: bus that the display is connected to
     :param bool bgr: (Optional) An extra init sequence to append (default=False)
     :param bool invert: (Optional) Invert the colors (default=False)
     """
 
     def __init__(
-        self,
-        bus: displayio.FourWire,
-        *,
-        bgr: bool = False,
-        invert: bool = False,
-        **kwargs: Any
+        self, bus: FourWire, *, bgr: bool = False, invert: bool = False, **kwargs: Any
     ):
         init_sequence = _INIT_SEQUENCE
         if bgr:

examples/st7735r_128x160_colored_labels.py

@@ -9,18 +9,22 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 from adafruit_st7735r import ST7735R
 
+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.D5
 tft_dc = board.D6
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
 
 display = ST7735R(
     display_bus, width=160, height=80, colstart=24, rotation=270, bgr=False

examples/st7735r_128x160_simpletest.py

@@ -9,18 +9,23 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 from adafruit_st7735r import ST7735R
 
+# 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.D5
 tft_dc = board.D6
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
 
 display = ST7735R(display_bus, width=160, height=128, rotation=90, bgr=True)
 

examples/st7735r_18tftshield_buttons.py

@@ -7,10 +7,15 @@
 import time
 import board
 import displayio
-import fourwire
 from adafruit_seesaw.tftshield18 import TFTShield18
 from adafruit_st7735r import ST7735R
 
+# 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()
 
@@ -20,7 +25,7 @@
 tft_cs = board.D10
 tft_dc = board.D8
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs)
 
 ss.tft_reset()
 display = ST7735R(display_bus, width=160, height=128, rotation=90, bgr=True)

examples/st7735r_minitft_featherwing_simpletest.py

@@ -9,11 +9,16 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 from adafruit_seesaw.seesaw import Seesaw
 from adafruit_st7735r import ST7735R
 
+# 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.D5
 tft_dc = board.D6
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs)
 
 ss.digital_write(reset_pin, True)
 display = ST7735R(

examples/st7735r_minitft_revb_simpletest.py

@@ -9,18 +9,23 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 from adafruit_st7735r import ST7735R
 
+# 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.D5
 tft_dc = board.D6
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
 
 display = ST7735R(
     display_bus,

examples/st7735r_minitft_simpletest.py

@@ -9,18 +9,23 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 from adafruit_st7735r import ST7735R
 
+# 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.D5
 tft_dc = board.D6
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
 
 display = ST7735R(
     display_bus, width=160, height=80, colstart=24, rotation=270, bgr=True

examples/st7735r_simpletest.py

@@ -9,18 +9,23 @@
 import board
 import terminalio
 import displayio
-import fourwire
 from adafruit_display_text import label
 from adafruit_st7735r import ST7735R
 
+# 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.D5
 tft_dc = board.D6
 
-display_bus = fourwire.FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9)
 
 display = ST7735R(display_bus, width=128, height=128, colstart=2, rowstart=1)