Added simple effect system

ledd/daemon.py

@@ -26,10 +26,11 @@ import asyncio
 
 import spectra
 
-from zeroconf import Zeroconf, ServiceInfo
+from zeroconf import Zeroconf
 
 from ledd import controller, VERSION
 from ledd.decorators import ledd_protocol
+from ledd.effectstack import EffectStack
 from ledd.stripe import Stripe
 
 log = logging.getLogger(__name__)
@@ -43,6 +44,7 @@ class Daemon:
     loop = None
     """ :type : asyncio.BaseEventLoop """
     protocol = {}
+    effects = []
 
     def __init__(self):
         Daemon.instance = self
@@ -57,8 +59,8 @@ class Daemon:
                 log.info("No config file found!")
 
             # create zeroconf service info
-            self.zinfo = ServiceInfo("_ledd._tcp", "LedD Daemon",
+            # self.zinfo = ServiceInfo("_ledd._tcp", "LedD Daemon",
-                                     port=self.config.get(self.daemonSection, 'port', fallback=1425))
+            #                         port=self.config.get(self.daemonSection, 'port', fallback=1425))
 
             # SQL init
             self.sqldb = sqlite3.connect(self.config.get(self.databaseSection, 'name', fallback='ledd.sqlite'))
@@ -75,7 +77,7 @@ class Daemon:
             logging.getLogger("asyncio").setLevel(logging.DEBUG)
 
             # announce server to network
-            self.register_zeroconf()
+            #self.register_zeroconf()
 
             # main loop
             self.loop = asyncio.get_event_loop()
@@ -134,7 +136,33 @@ class Daemon:
     def deregister_zeroconf(self):
         zeroconf = Zeroconf()
         zeroconf.unregister_service(self.zinfo)
-        log.info("Unregistered ledd daemon with zeroconf")
+
+    @ledd_protocol(protocol)
+    def start_effect(self, req_json):
+        """
+
+        :param req_json: dict of request json
+        """
+        effect = EffectStack()
+        self.effects.append(effect)
+        effect.stripes.append(self.controllers[1].stripes[0])
+        effect.start()
+
+        # asyncio.ensure_future(asyncio.get_event_loop().run_in_executor(self.executor, effect.execute))
+
+        log.debug("recieved action: %s", req_json['action'])
+
+    @ledd_protocol(protocol)
+    def start_effect(self, req_json):
+        """
+
+        :param req_json: dict of request json
+        """
+        effect = BaseEffect(Stripe(),self.loop)
+        self.effects.append(effect)
+        asyncio.ensure_future(asyncio.get_event_loop().run_in_executor(self.executor, effect.execute))
+
+        log.debug("recieved action: %s", req_json['action'])
 
     @ledd_protocol(protocol)
     def set_color(self, req_json):

ledd/effects/baseeffect.py

@@ -13,3 +13,11 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+class BaseEffect(object):
+    """
+    This class only defines default meta-data for effects.
+    """
+    name = "BaseEffect"
+    version = "0.1"
+    author = "LeDD-Freaks"

ledd/effects/fadeeffect.py

@@ -0,0 +1,18 @@
+from ledd.effects.generatoreffect import GeneratorEffect
+import spectra
+
+
+class FadeEffect(GeneratorEffect):
+    author = "LeDD-Freaks"
+    version = "0.1"
+
+    name = "Fade Effect"
+    description = "Fades through the HSV color wheel"
+
+    def execute(self):
+        scale = spectra.scale([spectra.hsv(0.0, 1.0, 1.0), spectra.hsv(360, 1.0, 1.0)]).domain([0, 20000])
+
+        i = 0
+        while True:
+            yield scale(i)
+            i = (i + 1) % 20000

ledd/effects/generatoreffect.py

@@ -0,0 +1,30 @@
+
+from ledd.effects.baseeffect import BaseEffect
+from spectra import Color
+
+
+class GeneratorEffect(BaseEffect):
+    """
+    This is a base class for simple effects.
+    It should yield a new color on each execution.
+    """
+
+    def __init__(self):
+        """
+        Do not override, use setup instead.
+        """
+        self.generator = self.execute()
+
+    def setup(self):
+        pass
+
+    def execute_internal(self):
+        c = next(self.generator)
+        assert isinstance(c, Color)
+        return c
+
+    def execute(self):
+        pass
+
+    def tear_down(self):
+        pass

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)