fix color setting so that animations like blink aren't reset on color setting

adafruit_led_animation/animation/__init__.py

@@ -68,7 +68,7 @@ class Animation:
         self._time_left_at_pause = 0
         self._also_notify = []
         self.speed = speed  # sets _speed_ns
-        self.color = color  # Triggers _recompute_color
+        self.color = color  # Triggers _set_color
         self.name = name
         self.cycle_complete = False
         self.notify_cycles = 1
@@ -185,10 +185,16 @@ class Animation:
     def color(self, color):
         if self._color == color:
             return
+        self._set_color(color)
+
+    def _set_color(self, color):
+        """
+        Called after the color is changed, which includes at initialization.
+        Override as needed.
+        """
         if isinstance(color, int):
             color = (color >> 16 & 0xFF, color >> 8 & 0xFF, color & 0xFF)
         self._color = color
-        self._recompute_color(color)
 
     @property
     def speed(self):
@@ -201,12 +207,6 @@ class Animation:
     def speed(self, seconds):
         self._speed_ns = int(seconds * NANOS_PER_SECOND)
 
-    def _recompute_color(self, color):
-        """
-        Called if the color is changed, which includes at initialization.
-        Override as needed.
-        """
-
     def on_cycle_complete(self):
         """
         Called by some animations when they complete an animation cycle.

adafruit_led_animation/animation/blink.py

@@ -60,5 +60,5 @@ class Blink(ColorCycle):
     def __init__(self, pixel_object, speed, color, name=None):
         super().__init__(pixel_object, speed, [color, BLACK], name=name)
 
-    def _recompute_color(self, color):
+    def _set_color(self, color):
         self.colors = [color, BLACK]

adafruit_led_animation/animation/comet.py

@@ -92,10 +92,7 @@ class Comet(Animation):
 
     on_cycle_complete_supported = True
 
-    def _recompute_color(self, color):
-        self._comet_recompute_color(color)
-
-    def _comet_recompute_color(self, color):
+    def _set_color(self, color):
         self._comet_colors = [BLACK]
         for n in range(self._tail_length):
             self._comet_colors.append(

adafruit_led_animation/animation/rainbowcomet.py

@@ -82,7 +82,7 @@ class RainbowComet(Comet):
         self._colorwheel_offset = colorwheel_offset
         super().__init__(pixel_object, speed, 0, tail_length, reverse, bounce, name)
 
-    def _comet_recompute_color(self, color):
+    def _set_color(self, color):
         self._comet_colors = [BLACK]
         for n in range(self._tail_length):
             invert = self._tail_length - n - 1

adafruit_led_animation/animation/solid.py

@@ -58,5 +58,5 @@ class Solid(ColorCycle):
     def __init__(self, pixel_object, color, name=None):
         super().__init__(pixel_object, speed=1, colors=[color], name=name)
 
-    def _recompute_color(self, color):
+    def _set_color(self, color):
         self.colors = [color]

adafruit_led_animation/animation/sparkle.py

@@ -71,7 +71,7 @@ class Sparkle(Animation):
         self._pixels = []
         super().__init__(pixel_object, speed, color, name=name)
 
-    def _recompute_color(self, color):
+    def _set_color(self, color):
         half_color = tuple(color[rgb] // 4 for rgb in range(len(color)))
         dim_color = tuple(color[rgb] // 10 for rgb in range(len(color)))
         for pixel in range(len(self.pixel_object)):