Stacked Subplots with a Shared X-Axis

Mix.install([
  {:plotly_ex, "~> 0.3"},
  {:kino, "~> 0.18"}
])

Section

xaxis2.matches: "x" and xaxis3.matches: "x" link all x-axes so zooming one zooms all. showticklabels: false hides redundant x tick labels on upper plots.

alias Plotly.{Figure, Scatter}

Figure.new()
|> Figure.add_trace(Scatter.new(x: [0, 1, 2, 3], y: [10, 11, 12, 13], name: "Top"))
|> Figure.add_trace(Scatter.new(x: [0, 1, 2, 3], y: [20, 18, 17, 16], xaxis: "x2", yaxis: "y2", name: "Middle"))
|> Figure.add_trace(Scatter.new(x: [0, 1, 2, 3], y: [30, 29, 31, 28], xaxis: "x3", yaxis: "y3", name: "Bottom"))
|> Figure.update_layout(
  title: "Stacked Subplots — Shared X-Axis",
  grid: %{rows: 3, columns: 1, pattern: "independent"},
  xaxis: %{showticklabels: false},
  xaxis2: %{matches: "x", showticklabels: false},
  xaxis3: %{matches: "x"}
)
|> Plotly.show()