.. This document is auto-generated by the altair-gallery extension. Do not modify directly.

.. _gallery_layered_bar_chart:


Layered Bar Chart
-----------------
This example shows a segmented bar chart that is layered rather than stacked.  


.. altair-plot::
    :code-below:

    
    import altair as alt
    from vega_datasets import data

    source = data.iowa_electricity()

    alt.Chart(source).mark_bar(opacity=0.7).encode(
        x='year:O',
        y=alt.Y('net_generation:Q', stack=None),
        color="source",
    )


.. toctree::
   :hidden: