Merge pull request #17 from prcutler/root-group-fix

Update root_group for CP 9 compatibility

Author: dhalbert

README.rst

@@ -58,10 +58,10 @@ Usage Example
     mask = adafruit_monsterm4sk.MonsterM4sk(i2c=i2c_bus)
 
     left_group = displayio.Group()
-    mask.left_display.show(left_group)
+    mask.left_display.root_group = left_group
 
     right_group = displayio.Group()
-    mask.right_display.show(right_group)
+    mask.right_display.root_group = right_group
 
     right_circle = Circle(SCREEN_SIZE // 2, SCREEN_SIZE // 2, 40, fill=0x0000FF)
     right_group.append(right_circle)

examples/monsterm4sk_pumpkin_shifting_eyes.py

@@ -55,11 +55,11 @@
 
 # left eye group setup
 left_group = displayio.Group()
-mask.left_display.show(left_group)
+mask.left_display.root_group = left_group
 
 # right eye group setup
 right_group = displayio.Group()
-mask.right_display.show(right_group)
+mask.right_display.root_group = right_group
 
 # Add orange backgrounds to both groups
 right_group.append(bg_right_group)

examples/monsterm4sk_rainbow_stars.py

@@ -26,10 +26,10 @@
 mask = adafruit_monsterm4sk.MonsterM4sk(i2c=i2c_bus)
 
 left_group = displayio.Group(scale=3)
-mask.left_display.show(left_group)
+mask.left_display.root_group = left_group
 
 right_group = displayio.Group(scale=3)
-mask.right_display.show(right_group)
+mask.right_display.root_group = right_group
 
 left_group.x = (SCREEN_SIZE - IMAGE_SIZE) // 2
 left_group.y = (SCREEN_SIZE - IMAGE_SIZE) // 2

examples/monsterm4sk_simpletest.py

@@ -27,10 +27,10 @@
 mask = adafruit_monsterm4sk.MonsterM4sk(i2c=i2c_bus)
 
 left_group = displayio.Group()
-mask.left_display.show(left_group)
+mask.left_display.root_group = left_group
 
 right_group = displayio.Group()
-mask.right_display.show(right_group)
+mask.right_display.root_group = right_group
 
 right_circle = Circle(SCREEN_SIZE // 2, SCREEN_SIZE // 2, 40, fill=0x0000FF)
 right_group.append(right_circle)