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

.. only:: html

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

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

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

.. _sphx_glr__gallery_validation_validate_text_anchor.py:


Text anchor
===========

This example shows texts with different anchors, so the text can be
aligned in the scene.

.. GENERATED FROM PYTHON SOURCE LINES 8-55



.. image-sg:: /_gallery/validation/images/sphx_glr_validate_text_anchor_001.webp
   :alt: validate text anchor
   :srcset: /_gallery/validation/images/sphx_glr_validate_text_anchor_001.webp
   :class: sphx-glr-single-img





.. code-block:: Python



    from rendercanvas.auto import RenderCanvas, loop
    import pygfx as gfx


    renderer = gfx.renderers.WgpuRenderer(RenderCanvas(size=(500, 500)))
    scene = gfx.Scene()


    def add_text(anchor, pos):
        obj = gfx.Text(
            text=anchor,
            anchor=anchor,
            font_size=20,
            screen_space=True,
            material=gfx.TextMaterial(color="#0f0", aa=True),
        )
        obj.local.position = pos
        scene.add(obj)


    line_positions = [(0, -1), (0, 1), (-1, 0), (1, 0)]
    line_positions += [(-1, -1), (1, -1), (-1, 1), (1, 1)]
    line_positions += [(-1, -1), (-1, 1), (1, -1), (1, 1)]
    line = gfx.Line(
        gfx.Geometry(positions=[(p[0] * 50, p[1] * 50, -1) for p in line_positions]),
        gfx.LineSegmentMaterial(color="#00f", aa=True),
    )
    scene.add(line)

    add_text("Baseline-center", (0, 0, 0))
    add_text("Bottom-Left", (-50, -50, 0))
    add_text("Bottom-Right", (50, -50, 0))
    add_text("Top-Left", (-50, 50, 0))
    add_text("Top-Right", (50, 50, 0))
    add_text(" Middle-Left", (-50, 0, 0))  # Note the space for extra margin
    add_text("Middle-Right ", (50, 0, 0))  # Note the space for extra margin
    add_text("Bottom-Center", (0, -50, 0))
    add_text("Top-Center", (0, 50, 0))

    camera = gfx.OrthographicCamera(105, 105)
    renderer.request_draw(lambda: renderer.render(scene, camera))

    if __name__ == "__main__":
        print(__doc__)
        loop.run()


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

   **Total running time of the script:** (0 minutes 0.149 seconds)


.. _sphx_glr_download__gallery_validation_validate_text_anchor.py:

.. only:: html

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

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

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

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

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

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

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


.. only:: html

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

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

.. only:: html

    Interactive example
    -------------------

    Try this example in your browser using Pyodide. Might not work with all examples and all devices. Check the output and your browser's console for details.

    .. raw:: html

        <iframe src="./../pyodide.html#validate_text_anchor.py"></iframe>