@mui/x-charts/LineChart/seriesConfig/curveEvaluation.d.ts

The community edition of MUI X Charts components.

import type { CurveType } from "../../models/curve.js";
/**
 * Build the curve segments for a set of pixel-coordinate points
 * using d3's curve factory, then evaluate y at the given pixel x.
 *
 * Returns null if targetX is outside the curve's x range.
 */
export declare function evaluateCurveY(points: Array<{
  x: number;
  y: number;
}>, targetX: number, curveType?: CurveType): number | null;
/**
 * Build the curve segments for a set of pixel-coordinate points using d3's curve factory,
 * then evaluate the point on the curve at the given angle.
 *
 * Returns null if no point on the curve matches the target angle.
 */
export declare function evaluateCurveAtAngle(
/**
 * The points only uses the x/y coordinate system, because internally curve factory only works with x/y coordinates.
 * So angles/radius are lost during the curve generation.
 */
points: Array<{
  x: number;
  y: number;
}>, targetAngle: number, curveType?: CurveType): {
  x: number;
  y: number;
} | null;