Marked Line

val months = listOf(
    "January", "February",
    "March", "April", "May",
    "June", "July", "August",
    "September", "October", "November",
    "December"
)
val tempBerlin =
    listOf(-0.5, 0.0, 4.8, 9.0, 14.3, 17.5, 19.2, 18.9, 14.5, 9.7, 4.7, 1.0)
val tempMadrid =
    listOf(6.3, 7.9, 11.2, 12.9, 16.7, 21.1, 24.7, 24.2, 20.3, 15.4, 9.9, 6.6)

val df = dataFrameOf(
    "month" to months + months,
    "temperature" to tempBerlin + tempMadrid,
    "city" to List(12) { "Berlin" } + List(12) { "Madrid" }
)

df.plot {
    line {
        x("month")
        y("temperature")
        color("city") {
            scale = categorical("Berlin" to Color.PURPLE, "Madrid" to Color.ORANGE)
        }
        width = 1.5
    }
    hLine {
        yIntercept.constant(tempBerlin.average())
        color = Color.PURPLE
        alpha = 0.9
        type = LineType.DASHED
    }
    hLine {
        yIntercept.constant(tempMadrid.average())
        color = Color.ORANGE
        alpha = 0.9
        type = LineType.DASHED
    }
    layout.size = 1000 to 450
}

val months = listOf(
    "January", "February",
    "March", "April", "May",
    "June", "July", "August",
    "September", "October", "November",
    "December"
)
val tempBerlin =
    listOf(-0.5, 0.0, 4.8, 9.0, 14.3, 17.5, 19.2, 18.9, 14.5, 9.7, 4.7, 1.0)
val tempMadrid =
    listOf(6.3, 7.9, 11.2, 12.9, 16.7, 21.1, 24.7, 24.2, 20.3, 15.4, 9.9, 6.6)

val df = mapOf(
    "month" to months + months,
    "temperature" to tempBerlin + tempMadrid,
    "city" to List(12) { "Berlin" } + List(12) { "Madrid" }
)

df.plot {
    line {
        x("month")
        y("temperature")
        color("city") {
            scale = categorical("Berlin" to Color.PURPLE, "Madrid" to Color.ORANGE)
        }
        width = 1.5
    }
    hLine {
        yIntercept.constant(tempBerlin.average())
        color = Color.PURPLE
        alpha = 0.9
        type = LineType.DASHED
    }
    hLine {
        yIntercept.constant(tempMadrid.average())
        color = Color.ORANGE
        alpha = 0.9
        type = LineType.DASHED
    }
    layout.size = 1000 to 450
}

Last modified: 22 November 2023