type Clip = boolean | null | number | 'frame';
type ProjectionOptions = {
    type: string;
    domain: number[];
    inset: number;
    insetTop: number;
    insetBottom: number;
    insetLeft: number;
    insetRight: number;
    clip: Clip;
    stream: (a: number, b: number) => [number, number];
};
type Dimensions = {
    width: number;
    height: number;
    marginTop: number;
    marginBottom: number;
    marginLeft: number;
    marginRight: number;
};
export declare function createProjection({ projOptions, inset: globalInset, insetTop, insetRight, insetBottom, insetLeft }: {
    projOptions?: ProjectionOptions | string;
    inset?: number;
    insetTop?: number;
    insetRight?: number;
    insetBottom?: number;
    insetLeft?: number;
} | undefined, dimensions: Dimensions): string | ProjectionOptions | {
    aspectRatio: number;
    invert([x, y]: [any, any]): any;
    stream: (s: any) => any;
} | undefined;
export {};