Line Dash

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

Section

line.dash controls the line pattern. Options:

• "solid" — continuous line (default)
• "dot" — dotted
• "dash" — dashed
• "longdash" — longer dashes
• "dashdot" — alternating dash and dot
• "longdashdot" — long dash followed by dot

alias Plotly.{Figure, Scatter}

dashes = ["solid", "dot", "dash", "longdash", "dashdot", "longdashdot"]
x = [1, 2, 3, 4, 5]

fig =
  Enum.reduce(Enum.with_index(dashes), Figure.new(), fn {dash, i}, fig ->
    Figure.add_trace(fig,
      Scatter.new(
        x: x,
        y: Enum.map(x, fn _ -> i + 1 end),
        mode: "lines",
        name: dash,
        line: %{dash: dash, width: 3}
      )
    )
  end)

fig
|> Figure.update_layout(
  title: "Line Dash Options",
  xaxis: %{range: [0.8, 5.2]},
  yaxis: %{range: [0, 8]}
)
|> Plotly.show()