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

.. _gallery_brushing_and_linking:

Brushing and Linking
====================

.. gosling-plot::
    :code-below:

    
    import gosling as gos

    data = gos.multivec(
        url="https://resgen.io/api/v1/tileset_info/?d=UvVPeLHuRDiYA3qwFlm7xQ",
        row="sample",
        column="position",
        value="peak",
        categories=["sample 1"],
    )

    base = gos.Track(data).encode(y="peak:Q").properties(width=800, height=200)

    top =  gos.overlay(
        base.mark_line().encode(
            x=gos.X("position:G", domain=gos.GenomicDomain(chromosome="chr1"), axis="top")
        ),
        base.mark_brush().encode(
            x=gos.X(
                "position:G",
                domain=gos.GenomicDomain(chromosome="chr1"),
                axis="top",
                linkingId="linking-with-brush"
            ),
            color=gos.value("steelBlue")
        ),
    )

    bottom = base.mark_line(background="steelBlue", backgroundOpacity=0.1).encode(
        x=gos.X(
            "position:G",
            domain=gos.GenomicDomain(chromosome="chr1", interval=[200000000, 220000000]),
            axis="top",
            linkingId="linking-with-brush",
        )
    )

    gos.stack(top, bottom)