Bar Gradient

val cities by columnOf("London", "Paris", "Berlin", "Madrid", "Rome", "Amsterdam", "Prague")
val airPollution by columnOf(70, 65, 50, 60, 55, 45, 53)
val numberOfCars by columnOf(3000, 2800, 1800, 2500, 2100, 1300, 2000)

val dataset = dataFrameOf(cities, airPollution, numberOfCars)

dataset.plot {
    layout.title = "Air Pollution and Vehicle Count Analysis"
    bars {
        x(cities) { axis.name = "City" }
        y(numberOfCars) { axis.name = "Number of cars (thousands)" }
        fillColor(airPollution) {
            legend.name = "Air Pollution\n Level (AQI)"
            scale = continuous(Color.GREEN..Color.RED)
        }
        alpha = 0.8
    }
}

val dataset = mapOf(
    "city" to listOf("London", "Paris", "Berlin", "Madrid", "Rome", "Amsterdam", "Prague"),
    "airPollution" to listOf(70, 65, 55, 60, 50, 45, 52),
    "numberOfCars" to listOf(3000, 2800, 2000, 2500, 2200, 1500, 1800)
)

dataset.plot {
    bars {
        x("city") { axis.name = "City" }
        y("numberOfCars") { axis.name = "Number of cars (thousands)" }
        fillColor("airPollution") {
            legend.name = "Air Pollution\n Level (AQI)"
            scale = continuous(Color.GREEN..Color.RED)
        }
        alpha = 0.8
    }

}

Last modified: 06 December 2023