commonMain.jetbrains.datalore.plot.builder.layout.GeometryUtil.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) 2019. 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.builder.layout

import jetbrains.datalore.base.geometry.DoubleRectangle

object GeometryUtil {
    fun union(first: DoubleRectangle, optionalSecond: DoubleRectangle?): DoubleRectangle {
        return if (optionalSecond == null) {
            first
        } else first.union(optionalSecond)
    }

    fun union(head: DoubleRectangle, c: Collection): DoubleRectangle {
        var result = head
        for (r in c) {
            result = result.union(r)
        }
        return result
    }

    fun changeWidth(r: DoubleRectangle, width: Double): DoubleRectangle {
        return DoubleRectangle(
            r.origin.x,
            r.origin.y,
            width,
            r.dimension.y
        )
    }

    fun changeWidthKeepRight(r: DoubleRectangle, width: Double): DoubleRectangle {
        return DoubleRectangle(
            r.right - width,
            r.origin.y,
            width,
            r.dimension.y
        )
    }

    fun changeHeight(r: DoubleRectangle, height: Double): DoubleRectangle {
        return DoubleRectangle(
            r.origin.x,
            r.origin.y,
            r.dimension.x,
            height
        )
    }

    fun changeHeightKeepBottom(r: DoubleRectangle, height: Double): DoubleRectangle {
        return DoubleRectangle(
            r.origin.x,
            r.bottom - height,
            r.dimension.x,
            height
        )
    }
}