id4_common.devices.ad_positionstream
====================================

.. py:module:: id4_common.devices.ad_positionstream

.. autoapi-nested-parse::

   Lambda area detector





Module Contents
---------------

.. py:class:: PositionStreamCam

   Bases: :py:obj:`ophyd.areadetector.ADBase`


   ADBase subclass for position-stream cameras with acquire, counter, and
   callback signals.


   .. py:attribute:: port_name


   .. py:attribute:: adcore_version


   .. py:attribute:: acquire


   .. py:attribute:: acquire_busy


   .. py:attribute:: acquire_time


   .. py:attribute:: array_counter


   .. py:attribute:: queued_arrays


   .. py:attribute:: array_rate


   .. py:attribute:: array_callbacks


   .. py:attribute:: wait_for_plugins


   .. py:attribute:: nd_attributes_file


.. py:class:: MySingleTrigger(*args, image_name=None, delay_time=0.1, **kwargs)

   Bases: :py:obj:`ophyd.BlueskyInterface`


   BlueskyInterface mixin that triggers a single acquisition and waits for the
   busy signal.


   .. py:method:: stage()

      Subscribe to acquire_busy changes and call the parent stage method.



   .. py:method:: unstage()

      Call parent unstage and unsubscribe the acquire_busy callback.



   .. py:method:: trigger()

      Trigger one acquisition.



.. py:class:: PositionStreamDevice(*args, default_folder='', hdf1_name_template='%s/%s_%6.6d', hdf1_file_extension='h5', **kwargs)

   Bases: :py:obj:`MySingleTrigger`, :py:obj:`ophyd.areadetector.DetectorBase`


   AreaDetector device for position-stream data with HDF5 file output.


   .. py:attribute:: cam


   .. py:attribute:: hdf1


   .. py:attribute:: default_folder
      :value: ''



   .. py:attribute:: hdf1_name_format
      :value: '%s/%s_%6.6d.h5'



   .. py:property:: preset_monitor

      Return the dummy acquire_time signal used as a no-op preset monitor.


   .. py:method:: default_settings()

      Set the HDF1 plugin warmup signal sequence for proper plugin
      initialization.



   .. py:method:: setup_images(base_path, name_template, file_number, flyscan=False)

      Configure HDF1 file path, name, and number for an upcoming acquisition.



   .. py:property:: save_image_flag

      Return True if the HDF1 plugin is enabled or autosave is active.