/**
 * Converts color to hsv representation.
 * @param {string} color any color represenation - name, hexa, rgb
 * @return {object} { h: number, s: number, v: number } object literal
 */
export function toHsv(color: string): object;
/**
 * Converts hsv object to hexa color string.
 * @param {object} hsv { h: number, s: number, v: number } object literal
 * @return {string} color in hexa representation
 */
export function fromHsv(hsv: object): string;
/**
 * Simplified pan responder wrapper.
 */
export function createPanResponder({ onStart, onMove, onEnd }: {
    onStart?: () => boolean;
    onMove?: () => boolean;
    onEnd?: () => boolean;
}): import("react-native").PanResponderInstance;
/**
 * Rotates point around given center in 2d.
 * Point is object literal { x: number, y: number }
 * @param {point} point to be rotated
 * @param {number} angle in radians
 * @param {point} center to be rotated around
 * @return {point} rotated point
 */
export function rotatePoint(point: any, angle: number, center?: any): any;