import type RandomGenerator from './RandomGenerator';
/**
 * A symbolic representation of an angle.  It may be
 * manipulated in either degrees or radians.
 */
export default class Angle {
    private _angle;
    /**
     * Generates a random angle in the range [0, 2π).
     */
    static random(rng: RandomGenerator): Angle;
    constructor(value: number, unit: 'deg' | 'rad');
    /**
     * Sets the angle to a given value.  The value will be wrapped to the range [0, 2π).
     */
    set(value: number, unit: 'deg' | 'rad'): void;
    /**
     * Returns the angle in radians
     */
    asRadians(): number;
    /**
     * Returns the angle in degrees
     */
    asDegrees(): number;
    /**
     * Increments the angle by a given value.  The angle will be wrapped to the range [0, 2π).
     */
    increment(value: number, unit: 'deg' | 'rad'): void;
}