import LayerProvider from "../../Visual/src/interface/LayerProvider";
import { NodeAxis } from "./types";
import { Visual, Layer } from "../../Visual/src/types";
export default class NullLayerProvider implements LayerProvider {
    static readonly SINGLETON: NullLayerProvider;
    private constructor();
    color(index: number): string;
    get count(): number;
    dispose(): void;
    extends(direction: number, minimum?: number): number | Promise<number>;
    get extensible(): number;
    get extent(): NodeAxis.Extent;
    extract(range: number[], count: number, nodes?: number[]): number[];
    find(query: Visual.Condition): number;
    format(index: number, type: NodeAxis.Format): string;
    get(index: number): Layer;
    getNodeInfo(index: number): Visual.NodeInfo | undefined;
    reset(): void;
    scale(offset: number, range: number[], length: number, direction: number): number[];
    get sections(): NodeAxis.Section[] | null;
    activate(action: any): void;
    yield(): void;
}