import { type DefaultizedScatterSeriesType } from "../../models/seriesType/scatter.js";
import { type ZAxisDefaultized } from "../../models/z-axis.js";
/**
 * Returns the marker size of a scatter item given its data index.
 * @param {number} dataIndex The index of the scatter item.
 * @returns {number} The marker size in pixels.
 */
export type ScatterSizeGetter = (dataIndex: number) => number;
/**
 * Builds a getter returning the marker size of each scatter item.
 *
 * When the size axis defines a `sizeMap`, the size is computed by mapping a value
 * through the resulting `sizeScale`. The mapped value is taken from the size axis
 * `data` when available, otherwise from the `sizeValue` of the scatter point.
 * It falls back to the series `markerSize` when no size can be computed.
 */
declare const getMarkerSize: (series: DefaultizedScatterSeriesType, sizeZAxis?: ZAxisDefaultized) => ScatterSizeGetter;
export default getMarkerSize;