import { Settings } from "../types";
export interface AxisSplitter {
    (selection: any): void;
    color(): d3.ScaleOrdinal<string, unknown>;
    color(nextColor: d3.ScaleOrdinal<string, unknown>): AxisSplitter;
    haveSplit: () => boolean;
    data(): any[];
    data(nextData: any[]): AxisSplitter;
    altData(): any[];
    altData(nextData: any[]): AxisSplitter;
}
export declare const axisSplitter: (settings: Settings, sourceData: any, splitFn?: (sourceData: any, isIncludedFn: any) => any) => AxisSplitter;
export declare const dataSplitFunction: (sourceData: any, isIncludedFn: any) => any;
export declare const dataBlankFunction: (sourceData: any, isIncludedFn: any) => any;
export declare const groupedBlankFunction: (sourceData: any, isIncludedFn: any) => any;