Merge branch 'adafruit_master' into tab_replacement

# Conflicts:
#	adafruit_display_text/__init__.py

Author: jposada202020

adafruit_display_text/__init__.py

@@ -5,7 +5,6 @@
 """
 Display Text module helper functions
 """
-
 try:
     from typing import Tuple
 except ImportError:
@@ -180,9 +179,9 @@ class LabelBase(Group):
     :param int scale: Integer value of the pixel scaling
     :param bool save_text: Set True to save the text string as a constant in the
      label structure.  Set False to reduce memory use.
-    :param: bool base_alignment: when True allows to align text label to the baseline.
+    :param bool base_alignment: when True allows to align text label to the baseline.
      This is helpful when two or more labels need to be aligned to the same baseline
-    :param: (int,str) tab_replacement: tuple with tab character replace information. When
+    :param (int,str) tab_replacement: tuple with tab character replace information. When
      (4, " ") will indicate a tab replacement of 4 spaces, defaults to 4 spaces by
      tab character"""
 
@@ -293,15 +292,13 @@ def background_color(self) -> int:
         """Color of the background as an RGB hex number."""
         return self._background_color
 
+    def _set_background_color(self, new_color):
+        # subclasses should override this
+        pass
+
     @background_color.setter
     def background_color(self, new_color: int) -> None:
-        self._background_color = new_color
-        if new_color is not None:
-            self.palette[0] = new_color
-            self.palette.make_opaque(0)
-        else:
-            self.palette[0] = 0
-            self.palette.make_transparent(0)
+        self._set_background_color(new_color)
 
     @property
     def anchor_point(self) -> Tuple[float, float]:

adafruit_display_text/bitmap_label.py

@@ -559,3 +559,12 @@ def _set_font(self, new_font) -> None:
     def _set_text(self, new_text: str, scale: int) -> None:
         new_text = self._tab_text.join(new_text.split("\t"))
         self._reset_text(text=new_text, scale=self.scale)
+
+    def _set_background_color(self, new_color):
+        self._background_color = new_color
+        if new_color is not None:
+            self.palette[0] = new_color
+            self.palette.make_opaque(0)
+        else:
+            self.palette[0] = 0
+            self.palette.make_transparent(0)

adafruit_display_text/label.py

@@ -330,3 +330,6 @@ def _set_line_spacing(self, new_line_spacing: float) -> None:
 
     def _set_text(self, new_text: str, scale: int) -> None:
         self._reset_text(new_text)
+
+    def _set_background_color(self, new_color):
+        self._update_background_color(new_color)