Add Multiple Images

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

Section

Add multiple entries to layout.images to overlay several images. Each entry is independent — different positions, sizes, and layers are supported.

alias Plotly.{Figure, Bar}

Figure.new()
|> Figure.add_trace(Bar.new(
  x: ["Q1", "Q2", "Q3", "Q4"],
  y: [120, 145, 132, 160],
  name: "Revenue"
))
|> Figure.update_layout(
  title: "Quarterly Revenue with Branding",
  images: [
    %{
      source: "https://placehold.co/120x40/4B9CD3/white?text=TopLogo",
      xref: "paper", yref: "paper",
      x: 0.0, y: 1.1,
      sizex: 0.15, sizey: 0.1,
      xanchor: "left", yanchor: "bottom"
    },
    %{
      source: "https://placehold.co/80x80/E84393/white?text=Seal",
      xref: "paper", yref: "paper",
      x: 0.5, y: 0.5,
      sizex: 0.15, sizey: 0.15,
      xanchor: "center", yanchor: "middle",
      opacity: 0.2,
      layer: "below"
    }
  ]
)
|> Plotly.show()