Added simple effect system

ledd/effectstack.py

@@ -0,0 +1,23 @@
+import asyncio
+
+from ledd.effects.fadeeffect import FadeEffect
+
+
+class EffectStack(object):
+    def __init__(self):
+        self.stripes = []
+        self.effect = FadeEffect()
+        # TODO
+        self.modifiers = []
+
+    def start(self):
+        asyncio.get_event_loop().call_soon(self.execute)
+
+    def execute(self):
+        color = self.effect.execute_internal()
+
+        for stripe in self.stripes:
+            stripe.set_color(color)
+
+        # schedule next execution
+        asyncio.get_event_loop().call_later(0.1, self.execute)