26 lines
641 B
Python
26 lines
641 B
Python
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"""
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Multi-panel Scatter Plot with Linked Brushing
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---------------------------------------------
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This is an example of using an interval selection to control the color of
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points across multiple panels.
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"""
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# category: interactive charts
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import altair as alt
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from vega_datasets import data
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source = data.cars()
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brush = alt.selection(type='interval', resolve='global')
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base = alt.Chart(source).mark_point().encode(
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y='Miles_per_Gallon',
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color=alt.condition(brush, 'Origin', alt.ColorValue('gray')),
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).add_selection(
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brush
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).properties(
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width=250,
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height=250
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)
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base.encode(x='Horsepower') | base.encode(x='Acceleration')
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