Added wrap_around option for pixel.increment()

blinkter/pixel.py

@@ -129,9 +129,8 @@ def draw(self):
         blinkt.show()
         self.board.lock.release()
 ##        print('drew the pixel. If nothing shows, then there is an error somewhere.')
-
-
-    def increment(self, led: LED, amount=0):
+
+    def increment(self, led: LED, amount=0, wrap_around=False):
         """
         Increments the selected LED's brightness by the specified amount.
         
@@ -144,15 +143,17 @@ def increment(self, led: LED, amount=0):
             The amount to increase the brightness of the specified LED.
         """
         self._keep_color()
+        too_hi = 0 if wrap_around is True else 255
+        too_lo = 255 if wrap_around is True else 0
 
         a = amount if amount is not 0 else self.increment_amount
         #print(f'using value {a}')
         c = self.rgb[led.value]
         if c+a > 255:
-            c = 255
+            c = too_hi
             self.rgb[led.value] = c
         elif c+a < 0:
-            c = 0
+            c = too_lo
             self.rgb[led.value] = c
         else:
             c += a