41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
'''
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Motion Event Provider
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=====================
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Abstract class for the implementation of a
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:class:`~kivy.input.motionevent.MotionEvent`
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provider. The implementation must support the
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:meth:`~MotionEventProvider.start`, :meth:`~MotionEventProvider.stop` and
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:meth:`~MotionEventProvider.update` methods.
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'''
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__all__ = ('MotionEventProvider', )
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class MotionEventProvider(object):
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'''Base class for a provider.
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'''
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def __init__(self, device, args):
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self.device = device
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if self.__class__ == MotionEventProvider:
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raise NotImplementedError('class MotionEventProvider is abstract')
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def start(self):
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'''Start the provider. This method is automatically called when the
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application is started and if the configuration uses the current
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provider.
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'''
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pass
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def stop(self):
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'''Stop the provider.
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'''
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pass
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def update(self, dispatch_fn):
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'''Update the provider and dispatch all the new touch events though the
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`dispatch_fn` argument.
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'''
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pass
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