commonMain.jetbrains.datalore.plot.base.geom.PointDimensionsUtil.kt Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of lets-plot-common Show documentation

Lets-Plot JVM package without rendering part

There is a newer version: 4.5.3-alpha1

/*
 * Copyright (c) 2022. JetBrains s.r.o.
 * Use of this source code is governed by the MIT license that can be found in the LICENSE file.
 */

package jetbrains.datalore.plot.base.geom

import jetbrains.datalore.base.interval.DoubleSpan
import jetbrains.datalore.plot.base.Aes
import jetbrains.datalore.plot.base.DataPointAesthetics
import jetbrains.datalore.plot.common.data.SeriesUtil

object PointDimensionsUtil {
    fun dimensionSpan(
        p: DataPointAesthetics,
        coordAes: Aes,
        sizeAes: Aes,
        resolution: Double
    ): DoubleSpan? {

        val loc = p[coordAes]
        val size = p[sizeAes]

        return if (SeriesUtil.allFinite(loc, size)) {
            loc!!
            val expand = resolution * size!! / 2
            DoubleSpan(
                loc - expand,
                loc + expand
            )
        } else {
            null
        }
    }
}