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

.. only:: html

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

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

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

.. _sphx_glr_examples_line_plots_log_and_symlog.py:


Log and symlog scales
=====================

Left: log–log scaling. Right: symmetric log (symlog) for data crossing zero.
All axis scaling done via EMCPy helpers.

.. GENERATED FROM PYTHON SOURCE LINES 8-54



.. image-sg:: /examples/line_plots/images/sphx_glr_log_and_symlog_001.png
   :alt: Log–Log scale, Symmetric log (symlog)
   :srcset: /examples/line_plots/images/sphx_glr_log_and_symlog_001.png
   :class: sphx-glr-single-img





.. code-block:: Python

    import numpy as np
    import matplotlib.pyplot as plt

    from emcpy.plots.plots import LinePlot
    from emcpy.plots.create_plots import CreatePlot, CreateFigure

    # --- Left panel: log–log ---
    x = np.logspace(-2, 2, 200)
    y = 0.5 * x**0.7

    p_left = CreatePlot()
    lp = LinePlot(x, y)
    lp.linewidth = 2
    p_left.plot_layers = [lp]
    p_left.add_title("Log–Log scale")
    p_left.add_xlabel("x (log)")
    p_left.add_ylabel("y (log)")
    p_left.add_grid()
    p_left.set_xscale("log")
    p_left.set_yscale("log")


    # --- Right panel: symlog (safe fractional power) ---
    def signed_pow(a, p):
        a = np.asarray(a)
        return np.sign(a) * (np.abs(a) ** p)


    xs = np.linspace(-5, 5, 400)
    ys = signed_pow(xs, 1.5) / 5

    p_right = CreatePlot()
    lp = LinePlot(xs, ys)
    lp.linewidth = 2
    p_right.plot_layers = [lp]
    p_right.add_title("Symmetric log (symlog)")
    p_right.add_xlabel("x")
    p_right.add_ylabel("y (symlog)")
    p_right.add_grid()
    p_right.set_yscale("symlog")

    fig = CreateFigure(nrows=1, ncols=2, figsize=(10, 4))
    fig.plot_list = [p_left, p_right]
    fig.create_figure()
    fig.tight_layout()
    plt.show()


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

   **Total running time of the script:** (0 minutes 0.295 seconds)


.. _sphx_glr_download_examples_line_plots_log_and_symlog.py:

.. only:: html

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

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

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

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

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

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

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


.. only:: html

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

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