.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "auto_examples\Markers\ellipses.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

    .. note::
        :class: sphx-glr-download-link-note

        :ref:`Go to the end <sphx_glr_download_auto_examples_Markers_ellipses.py>`
        to download the full example code.

.. rst-class:: sphx-glr-example-title

.. _sphx_glr_auto_examples_Markers_ellipses.py:


Ellipse markers
===============

.. GENERATED FROM PYTHON SOURCE LINES 7-8

Create a signal

.. GENERATED FROM PYTHON SOURCE LINES 8-17

.. code-block:: Python


    import hyperspy.api as hs
    import numpy as np

    # Create a Signal2D with 2 navigation dimensions
    rng = np.random.default_rng(0)
    data = np.ones((25, 25, 100, 100))
    s = hs.signals.Signal2D(data)








.. GENERATED FROM PYTHON SOURCE LINES 18-19

This first example shows how to draw static ellipses

.. GENERATED FROM PYTHON SOURCE LINES 19-34

.. code-block:: Python


    # Define the position of the ellipses
    offsets = rng.random((10, 2)) * 100

    m = hs.plot.markers.Ellipses(
        widths=(8,),
        heights=(10,),
        angles=(45,),
        offsets=offsets,
        facecolor="red",
        )

    s.plot()
    s.add_marker(m)




.. rst-class:: sphx-glr-horizontal


    *

      .. image-sg:: /auto_examples/Markers/images/sphx_glr_ellipses_001.png
         :alt: ellipses
         :srcset: /auto_examples/Markers/images/sphx_glr_ellipses_001.png
         :class: sphx-glr-multi-img

    *

      .. image-sg:: /auto_examples/Markers/images/sphx_glr_ellipses_002.png
         :alt:  Signal
         :srcset: /auto_examples/Markers/images/sphx_glr_ellipses_002.png
         :class: sphx-glr-multi-img





.. GENERATED FROM PYTHON SOURCE LINES 35-40

Dynamic Ellipse Markers
#######################

This first example shows how to draw dynamic ellipses, whose position, widths
heights and angles depends on the navigation coordinates

.. GENERATED FROM PYTHON SOURCE LINES 41-67

.. code-block:: Python


    s2 = hs.signals.Signal2D(data)

    widths = np.empty(s.axes_manager.navigation_shape, dtype=object)
    heights = np.empty(s.axes_manager.navigation_shape, dtype=object)
    angles = np.empty(s.axes_manager.navigation_shape, dtype=object)
    offsets = np.empty(s.axes_manager.navigation_shape, dtype=object)

    for index in np.ndindex(offsets.shape):
        widths[index] = rng.random((10, )) * 10
        heights[index] = rng.random((10, )) * 7
        angles[index] = rng.random((10, )) * 180
        offsets[index] = rng.random((10, 2)) * 100


    m = hs.plot.markers.Ellipses(
        widths=widths,
        heights=heights,
        angles=angles,
        offsets=offsets,
        facecolor="red",
        )

    s2.plot()
    s2.add_marker(m)




.. rst-class:: sphx-glr-horizontal


    *

      .. image-sg:: /auto_examples/Markers/images/sphx_glr_ellipses_003.png
         :alt: ellipses
         :srcset: /auto_examples/Markers/images/sphx_glr_ellipses_003.png
         :class: sphx-glr-multi-img

    *

      .. image-sg:: /auto_examples/Markers/images/sphx_glr_ellipses_004.png
         :alt:  Signal
         :srcset: /auto_examples/Markers/images/sphx_glr_ellipses_004.png
         :class: sphx-glr-multi-img





.. GENERATED FROM PYTHON SOURCE LINES 68-69

sphinx_gallery_thumbnail_number = 2


.. rst-class:: sphx-glr-timing

   **Total running time of the script:** (0 minutes 1.480 seconds)


.. _sphx_glr_download_auto_examples_Markers_ellipses.py:

.. only:: html

  .. container:: sphx-glr-footer sphx-glr-footer-example

    .. container:: sphx-glr-download sphx-glr-download-jupyter

      :download:`Download Jupyter notebook: ellipses.ipynb <ellipses.ipynb>`

    .. container:: sphx-glr-download sphx-glr-download-python

      :download:`Download Python source code: ellipses.py <ellipses.py>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.github.io>`_