In [1]:

%useLatestDescriptors
%use lets-plot

In [2]:

import kotlin.random.Random

fun timePlot(
    title: String,
    entries: Iterable<Int>,
    duration: Long,
    yTimeAxis: Boolean = false
): org.jetbrains.letsPlot.intern.Plot {
    val rnd = Random(0)
    val time = entries.map { it * duration }
    val values = time.indices.map { rnd.nextDouble(0.0, 20.0) }

    val data = mapOf<String, Any>(
        "time" to time,
        "values" to values
    )
    return ggplot(data) + if (yTimeAxis) {
        geomLine { x = "values"; y = "time" } + scaleYTime() + ggtitle(title + " (y-axis)")
    } else {
        geomLine { x = "time"; y = "values" } + scaleXTime() + ggtitle(title)
    }
}

val MS: Long = 1
val SECOND: Long = 1000 * MS
val MINUTE: Long = 60 * SECOND
val HOUR: Long = 60 * MINUTE

In [3]:

val plots = listOf(
    timePlot("5 seconds", 0..5000 step 5, MS),
    timePlot("24 hours", 0..24, HOUR),
    timePlot("5 days", 0..120, HOUR),
    timePlot("30 days", 0..720, HOUR),
    timePlot("-30..30, MINUTE", -30..30, MINUTE),
    timePlot("-30..30, MINUTE", -30..30, MINUTE, yTimeAxis = true)
)

gggrid(plots, ncol = 2, cellWidth = 470, cellHeight = 300).show()