Geom point examples

Mix.install([
  {:ggity, path: ".", override: true},
  {:kino_ggity, github: "srowley/kino_ggity"}
])

alias Explorer.{DataFrame, Series}
alias GGity.{Examples, Kino, Plot}

Basic

Examples.mtcars()
|> Plot.new(%{x: :wt, y: :mpg})
|> Plot.labs(title: "Basic Plot")
|> Plot.geom_point()
|> Plot.xlab("Weight (lbs)")
|> Plot.ylab("Miles Per Gallon")
|> Kino.render()

Mapped color aesthetic

Examples.mtcars()
|> Plot.new(%{x: :wt, y: :mpg})
|> Plot.labs(title: "Discrete Color", x: "Weight (lbs)", y: "Miles Per Gallon")
|> Plot.geom_point(%{color: :cyl})
|> Plot.labs(color: "Cylinders")
|> Kino.render()

Mapped shape aesthetic

Examples.mtcars()
|> Plot.new(%{x: :wt, y: :mpg})
|> Plot.geom_point(%{shape: :cyl}, size: 5, color: "blue")
|> Plot.labs(title: "Shape Aesthetic", shape: "Cylinders")
|> Kino.render()

Manual shape aesthetic

Examples.mtcars()
|> Plot.new(%{x: :wt, y: :mpg})
|> Plot.geom_point(%{shape: :cyl}, size: 7)
|> Plot.scale_shape_manual(values: ["🐌", "🤷", "💪"])
|> Plot.labs(title: "Emoji Support", shape: "Cylinders")
|> Kino.render()

Discrete alpha example

Examples.mtcars()
|> Plot.new(%{x: :wt, y: :mpg})
|> Plot.geom_point(%{alpha: :cyl}, color: "blue")
|> Plot.labs(title: "Discrete Alpha")
|> Plot.scale_alpha_discrete()
|> Kino.render()

Mapped size example

Examples.mtcars()
|> Plot.new(%{x: :qsec, y: :mpg})
|> Plot.geom_point(%{size: :cyl}, alpha: 0.3, color: "blue", shape: :circle)
|> Plot.geom_point(%{size: :wt}, color: "red", shape: :triangle)
|> Plot.labs(title: "Size")
|> Plot.scale_size(range: {1, 10})
|> Kino.render()

Fixed fill color example

Examples.mtcars()
|> Plot.new(%{x: :wt, y: :mpg})
|> Plot.geom_point(color: "red", size: 6)
|> Plot.labs(title: "Fixed, color: \"red\"")
|> Kino.render()

Fixed alpha example

Examples.diamonds()
|> Explorer.DataFrame.sample(10000, seed: 100)
|> Plot.new(%{x: "carat", y: "price"})
|> Plot.geom_point(alpha: 1 / 20)
|> Plot.labs(title: "Fixed, alpha: 1 / 20")
|> Kino.render()

Two legends example

Examples.mtcars()
|> Plot.new(%{x: :wt, y: :mpg})
|> Plot.geom_point(%{color: :cyl, shape: :vs})
|> Plot.labs(title: "Two Category Scales")
|> Kino.render()

Discrete scale example

Examples.mpg()
|> Plot.new(%{x: "manufacturer", y: "cty"})
|> Plot.geom_point()
|> Plot.labs(title: "Discrete X")
|> Kino.render()