package dev.dtrentin.chart.model

/**
 * Top-level chart configuration.
 *
 * @param xWindowSeconds visible X range in seconds. Data older than (latestTs - xWindowSeconds) is not rendered.
 * @param yRange Y axis range strategy.
 * @param t0 Origin of X axis (seconds = 0).
 * @param targetFps Render rate cap. null = display refresh rate via withFrameNanos. Range: 1..displayMax.
 * @param maxBufferSeconds Max history kept per signal. Caller is responsible for memory implications.
 * @param theme Visual theme (colors, stroke widths).
 */
data class ChartConfig(
    val xWindowSeconds: Float = 10f,
    val yRange: YRange = YRange.Auto(),
    val t0: T0 = T0.FirstSample,
    val targetFps: Int? = null,
    val maxBufferSeconds: Float = 60f,
    val theme: ChartTheme = ChartTheme(),
    val showGrid: Boolean = true,
    val xLabelMode: AxisLabelMode = AxisLabelMode.INSIDE,
    val yLabelMode: AxisLabelMode = AxisLabelMode.INSIDE,
    val yLabelDecimals: Int = 2,
    val xLabelDecimals: Int = 1,
    val lodMode: LodMode = LodMode.MIN_MAX,
)