web/src/math/Coord.ts


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/** A coord on a grid whose origin is in the top left. */
export default class Coord {
  private readonly _x: number;
  private readonly _y: number;

  constructor(x: number, y: number) {
    this._x = x;
    this._y = y;
  }

  get x(): number {
    return this._x;
  }

  get y(): number {
    return this._y;
  }

  /** Get the squared distance of this point from the origin. */
  squaredDistanceFromOrigin(): number {
    return this._x * this._x + this._y * this._y;
  }
}