import { Extent, Position } from './interfaces';
/**
 * Clamp a value between a minimum and maximum.
 */
export declare function clamp(value: number, min: number, max: number): number;
/**
 * Check if a value is outside of an extent.
 */
export declare function outsideExtent(value: Position, extent: Extent): boolean;
/**
 * Get the relative position of the mouse within an element.
 */
export declare function relativeMousePosition(element: Element, position: Position): {
    x: number;
    y: number;
};
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