:orphan:
:html_theme.sidebar_secondary.remove:
.. 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::
:remove-code:
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",
)
.. tab-set::
.. tab-item:: Method syntax
:sync: method
.. code:: python
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",
)
.. tab-item:: Attribute syntax
:sync: attribute
.. code:: python
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",
)