import type { Channel, ChartKey, ChartMark, ChartMarkMotionOptions, ChartMarkState, ChartLineStateStyle, ChartValue, ChartCurve, VisualChannel, OptionChannelOutput } from './types.js';
interface LineOptions<TDatum> extends ChartMarkMotionOptions<TDatum> {
    id?: string;
    z?: Channel<TDatum, ChartKey | null | undefined>;
    color?: Channel<TDatum, ChartKey | null | undefined>;
    key?: Channel<TDatum, ChartKey>;
    stroke?: VisualChannel<TDatum, string>;
    strokeOpacity?: number;
    strokeWidth?: number;
    strokeDasharray?: string;
    points?: boolean;
    curve?: ChartCurve;
    states?: readonly ChartMarkState<TDatum, ChartLineStateStyle<TDatum>>[];
}
export interface LineYOptions<TDatum> extends LineOptions<TDatum> {
    x?: Channel<TDatum, ChartValue | null | undefined>;
    y?: Channel<TDatum, number | null | undefined>;
}
export interface LineXOptions<TDatum> extends LineOptions<TDatum> {
    x?: Channel<TDatum, number | null | undefined>;
    y?: Channel<TDatum, ChartValue | null | undefined>;
}
export declare function lineY<TDatum>(source: Iterable<TDatum>): ChartMark<TDatum, number, number>;
export declare function lineY<TDatum, const TOptions extends LineYOptions<NoInfer<TDatum>> | undefined>(source: Iterable<TDatum>, options: TOptions): ChartMark<TDatum, OptionChannelOutput<TDatum, TOptions, 'x', number>, number>;
export declare function lineX<TDatum>(source: Iterable<TDatum>): ChartMark<TDatum, number, number>;
export declare function lineX<TDatum, const TOptions extends LineXOptions<NoInfer<TDatum>> | undefined>(source: Iterable<TDatum>, options: TOptions): ChartMark<TDatum, number, OptionChannelOutput<TDatum, TOptions, 'y', number>>;
export {};