import type { LegendPosition } from '../props/common';
import type { CartesianGrid } from '../props/cartesian';
/**
 * Merges optional user `grid` with margins so the plot area clears the legend.
 * Only adds a side when the user has not set that side on `grid`.
 */
export declare function mergeCartesianGridForLegend(userGrid: CartesianGrid | undefined, legendPosition: LegendPosition, showLegend: boolean, hasLegendContent: boolean): CartesianGrid | undefined;
/** Shifts radar center / radius so a vertical legend does not cover the chart. */
export declare function radarGeometryForLegend(legendPosition: LegendPosition, showLegend: boolean, hasLegend: boolean): {
    center?: [string, string];
    radius?: string;
};
/**
 * ECharts legend fields: horizontal (top/bottom) with width so items wrap;
 * vertical (left/right) in a single column.
 */
export declare function echartsLegendLayoutFragment(legendPosition: LegendPosition): Record<string, unknown>;
/** Shifts pie center slightly when a side legend is shown so slices do not overlap the legend. */
export declare function pieCenterForLegend(legendPosition: LegendPosition, showLegend: boolean): [string, string] | undefined;
//# sourceMappingURL=echarts-legend-layout.d.ts.map