import type { Layer } from 'ol/layer'
import Clip from './Clip'

export interface Options {
  radius?: number;
  layers?: Layer | Layer[];
  stiffness?: number;
  damping?: number;
  mass?: number;
  points?: number;
  tension?: number;
  fuss?: number;
  amplitude?: number;
}

/** Blob interaction to clip layers in a blob
 * @constructor
 * @extends {ol_interaction_Clip}

 */
export class Blob extends Clip {
  /**
   * @param {*} options blob  options
   *  @param {number} options.radius radius of the clip, default 100
   *  @param {ol.layer|Array<ol.layer>} options.layers layers to clip
   *  @param {number} [options.stiffness=20] spring stiffness coef, default 20
   *  @param {number} [options.damping=7] spring damping coef
   *  @param {number} [options.mass=1] blob mass
   *  @param {number} [options.points=10] number of points for the blob polygon
   *  @param {number} [options.tension=.5] blob polygon spline tension
   *  @param {number} [options.fuss] bob fussing factor
   *  @param {number} [options.amplitude=1] blob deformation amplitude factor
   */
  constructor(options?: Options);
}