package dev.dtrentin.chart.model

/** Y axis range strategy. */
public sealed class YRange {
    /**
     * Auto-fit to data visible in current X window.
     * @param paddingFraction fractional padding added above and below data range (default 10%).
     */
    public data class Auto(val paddingFraction: Float = 0.1f) : YRange()

    /**
     * Fixed range regardless of data.
     */
    public data class Fixed(val min: Float, val max: Float) : YRange() {
        init { require(min < max) { "YRange.Fixed: min ($min) must be < max ($max)" } }
    }
}