import { MonoTypeOperatorFunction, Observable } from 'rxjs';
export declare const presets: {
    noWobble: number[];
    gentle: number[];
    wobbly: number[];
    stiff: number[];
};
export declare const mapValues: <A, B, K extends string>(f: (value: A, key: K) => B, obj: Record<K, A>) => Record<K, B>;
type ArrayConfig = [number, number][];
type ObjectConfig<K extends string | number | symbol = string> = Record<K, [
    number,
    number
]>;
declare function easeOperator<T extends number>(stiffness: number, damping: number, id?: string): MonoTypeOperatorFunction<T>;
declare function easeOperator<T extends number[]>(config: ArrayConfig, id?: string): MonoTypeOperatorFunction<T>;
declare function easeOperator<T extends {
    [k in K]: number;
}, K extends keyof T>(config: ObjectConfig<K>, id?: string): MonoTypeOperatorFunction<T>;
export declare const ease: typeof easeOperator;
export declare const spring$: (values: number[] | {
    [key: string]: number;
}[], stiffness: number, damping: number) => Observable<number>;
export {};