traffic-laser/src/graphic/Controls/AddCircle.js

import { mathUtil } from "../Util/MathUtil";
import { circleService } from "../Service/CircleService";
import { listenLayer } from "../ListenLayer";

export default class AddCircle {
  constructor() {
    this.newCircle = null;
    this.center = null;
  }

  setCenter(value) {
    this.center = {};
    mathUtil.clonePoint(this.center, value);
  }

  buildCircle(position) {
    if (this.newCircle == null && !mathUtil.equalPoint(this.center, position)) {
      const radius = mathUtil.getDistance(this.center, position);
      this.newCircle = circleService.create(this.center, radius);
    }
  }

  updateCircle(position) {
    if (this.newCircle != null && !mathUtil.equalPoint(this.center, position)) {
      this.newCircle.setRadius(mathUtil.getDistance(this.center, position));
    }
  }

  finish(position) {
    if (this.newCircle != null && mathUtil.equalPoint(this.center, position)) {
      dataService.deleteLine(this.newLine.vectorId);
    }
  }

  clear() {
    this.newCircle = null;
    this.center = null;
  }
}

const addCircle = new AddCircle();
export { addCircle };