.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "_gallery/events/image_click.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

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

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

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

.. _sphx_glr__gallery_events_image_click.py:


Image click event
=================

Example showing how to use a click event on an image.

.. GENERATED FROM PYTHON SOURCE LINES 7-44



.. image-sg:: /_gallery/events/images/sphx_glr_image_click_001.webp
   :alt: image click
   :srcset: /_gallery/events/images/sphx_glr_image_click_001.webp
   :class: sphx-glr-single-img





.. code-block:: Python


    # test_example = false

    import fastplotlib as fpl
    import pygfx
    import imageio.v3 as iio

    data = iio.imread("imageio:camera.png")

    # Create a figure
    figure = fpl.Figure(size=(700, 560))

    # create image graphic
    image_graphic = figure[0, 0].add_image(data=data)

    # show the plot
    figure.show()


    # adding a click event, we can also use decorators to add event handlers
    @image_graphic.add_event_handler("click")
    def click_event(ev: pygfx.PointerEvent):
        # get the click location in screen coordinates
        xy = (ev.x, ev.y)

        # map the screen coordinates to world coordinates
        xy = figure[0, 0].map_screen_to_world(xy)[:-1]

        # print the click location
        print(xy)


    # NOTE: `if __name__ == "__main__"` is NOT how to use fastplotlib interactively
    # please see our docs for using fastplotlib interactively in ipython and jupyter
    if __name__ == "__main__":
        print(__doc__)
        fpl.loop.run()


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

   **Total running time of the script:** (0 minutes 0.527 seconds)


.. _sphx_glr_download__gallery_events_image_click.py:

.. only:: html

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

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

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

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

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

    .. container:: sphx-glr-download sphx-glr-download-zip

      :download:`Download zipped: image_click.zip <image_click.zip>`


.. only:: html

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

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