import * as spec from '@galacean/effects-specification';
import type { Shape, ShapeGeneratorOptions, ShapeParticle } from './shape';
export declare class Circle implements Shape {
    radius: number;
    arc: number;
    arcMode: number;
    constructor(props: Record<string, any>);
    generate(opt: ShapeGeneratorOptions): ShapeParticle;
}
export declare class Rectangle implements Shape {
    _d: number;
    _h: number;
    constructor(arg: any);
    generate(opt: ShapeGeneratorOptions): ShapeParticle;
}
export declare class RectangleEdge implements Shape {
    width: number;
    height: number;
    arcMode: number;
    arc: number;
    _d: number;
    _h: number;
    constructor(arg: any);
    generate(opt: ShapeGeneratorOptions): ShapeParticle;
}
export declare class Edge implements Shape {
    width: number;
    arcMode: spec.ShapeArcMode;
    _d: number;
    constructor(args: any);
    generate(options: ShapeGeneratorOptions): ShapeParticle;
}