fix various docs (#7672)

* fix kivy/effects/*.py docs
* add 'kivy.clock.triggered' to the doc

kivy/clock.py

@@ -449,7 +449,7 @@ See :mod:`~kivy.app` for example usage.
 
 __all__ = (
     'Clock', 'ClockNotRunningError', 'ClockEvent', 'FreeClockEvent',
-    'CyClockBase', 'CyClockBaseFree',
+    'CyClockBase', 'CyClockBaseFree', 'triggered',
     'ClockBaseBehavior', 'ClockBaseInterruptBehavior',
     'ClockBaseInterruptFreeBehavior', 'ClockBase', 'ClockBaseInterrupt',
     'ClockBaseFreeInterruptAll', 'ClockBaseFreeInterruptOnly', 'mainthread')

kivy/effects/dampedscroll.py

@@ -55,6 +55,7 @@ class DampedScrollEffect(ScrollEffect):
     :attr:`round_value` is a :class:`~kivy.properties.BooleanProperty` and
     defaults to True.
     '''
+
     def update_velocity(self, dt):
         if abs(self.velocity) <= self.min_velocity and self.overscroll == 0:
             self.velocity = 0

kivy/effects/kinetic.py

@@ -59,21 +59,21 @@ class KineticEffect(EventDispatcher):
     friction = NumericProperty(0.05)
     '''Friction to apply on the velocity
 
-    :attr:`velocity` is a :class:`~kivy.properties.NumericProperty` and
+    :attr:`friction` is a :class:`~kivy.properties.NumericProperty` and
     defaults to 0.05.
     '''
 
     value = NumericProperty(0)
     '''Value (during the movement and computed) of the effect.
 
-    :attr:`velocity` is a :class:`~kivy.properties.NumericProperty` and
+    :attr:`value` is a :class:`~kivy.properties.NumericProperty` and
     defaults to 0.
     '''
 
     is_manual = BooleanProperty(False)
     '''Indicate if a movement is in progress (True) or not (False).
 
-    :attr:`velocity` is a :class:`~kivy.properties.BooleanProperty` and
+    :attr:`is_manual` is a :class:`~kivy.properties.BooleanProperty` and
     defaults to False.
     '''
 
@@ -84,6 +84,7 @@ class KineticEffect(EventDispatcher):
     :attr:`max_history` is a :class:`~kivy.properties.NumericProperty` and
     defaults to 5.
     '''
+
     min_distance = NumericProperty(.1)
     '''The minimal distance for a movement to have nonzero velocity.
 

kivy/effects/scroll.py

@@ -31,7 +31,7 @@ class ScrollEffect(KineticEffect):
     drag_threshold = NumericProperty('20sp')
     '''Minimum distance to travel before the movement is considered as a drag.
 
-    :attr:`velocity` is a :class:`~kivy.properties.NumericProperty` and
+    :attr:`drag_threshold` is a :class:`~kivy.properties.NumericProperty` and
     defaults to 20sp.
     '''