import type { ViewStateType } from "../components/Map";
import type { ViewportType } from "../views/viewport";
/** Grows a dimension proportionally to a scale factor. */
export declare const proportionalZoom: (zoom: number, scaleFactor: number) => number;
/** Scale zoom vertically */
export declare const scaleZoom: (verticalFactor: number, zoom: number) => [number, number];
export declare const getZoom: (viewport: ViewportType, fb_zoom: number) => number | [number, number];
export declare const useLateralZoom: (viewState: Record<string, ViewStateType>) => number;
