turns out you shouldnt set postion=None

Author: ladyada

adafruit_display_shapes/rect.py

@@ -53,9 +53,9 @@ class Rect(displayio.TileGrid):
     def __init__(self, x, y, width, height, *, stroke=1, fill=None, outline=None):
         self._bitmap = displayio.Bitmap(width, height, 2)
         self._palette = displayio.Palette(2)
-        self.position = None # this is later set up by super()'s init
 
         if outline is not None:
+            self._palette[1] = outline
             for w in range(width):
                 for line in range(stroke):
                     self._bitmap[w, line] = 1
@@ -64,7 +64,7 @@ def __init__(self, x, y, width, height, *, stroke=1, fill=None, outline=None):
                 for line in range(stroke):
                     self._bitmap[line, _h] = 1
                     self._bitmap[width-1-line, _h] = 1
-            self._palette[1] = outline
+
         if fill is not None:
             self._palette[0] = fill
         else:

adafruit_display_shapes/roundrect.py

@@ -51,10 +51,9 @@ class RoundRect(displayio.TileGrid):
     for the color or None for transparent. Outline can be a hex value for the color
     or None for no outline."""
     def __init__(self, x, y, width, height, r, *, fill=None, outline=None, stroke=1): # pylint: disable=too-many-arguments
-        self._bitmap = displayio.Bitmap(width, height, 3)
         self._palette = displayio.Palette(3)
         self._palette.make_transparent(0)
-        self.position = None # this is reset by the super().init
+        self._bitmap = displayio.Bitmap(width, height, 3)
 
         if fill is not None:
             for i in range(0, width):   # draw the center chunk