import { ContextManager } from '@zcomponent/core';
import * as THREE from 'three';
import { BufferGeometry, BufferGeometryConstructorProps } from './BufferGeometry';
/**
 * Interface defining the constructor properties for CircleGeometry.
 * Extends BufferGeometryConstructorProps with properties specific to THREE.CircleGeometry.
 */
interface CircleGeometryConstructorProps extends BufferGeometryConstructorProps {
    /**
     * Radius of the circle. Optional.
     * @zprop
     * @zdefault 1 - Default radius if not specified.
     */
    radius?: number;
    /**
     * Number of segments for the circle. Optional.
     * @zprop
     * @zdefault 8 - Default number of segments if not specified.
     */
    segments?: number;
    /**
     * Start angle for the first segment in radians. Optional.
     * @zprop
     * @zdefault 0 - Default starting angle if not specified.
     */
    thetaStart?: number;
    /**
     * The central angle, in radians, that the circle spans. Optional.
     * @zprop
     * @zdefault 6.283185307179586 (2 * Math.PI) - Default length of the angle if not specified.
     */
    thetaLength?: number;
}
/**
 * Class for creating and managing THREE.CircleGeometry objects within the context of @zcomponent/three.
 * Inherits from BufferGeometry and is categorized under Geometry in the component system.
 *
 * Root element: [THREE.CircleGeometry](https://threejs.org/docs/#api/en/geometries/CircleGeometry)
 *
 * @zcomponent
 * @zgroup Geometry
 * @zicon geometry
 * @ztag three/Geometry/CircleGeometry
 * @zparents three/Object3D/Mesh/Mesh
 *
 */
export declare class CircleGeometry extends BufferGeometry<THREE.CircleGeometry> {
    /**
     * Constructs a CircleGeometry.
     * @param contextManager - The context manager.
     * @param props - The properties required to construct a CircleGeometry.
     */
    constructor(contextManager: ContextManager, props: CircleGeometryConstructorProps);
}
export {};