Method pin

src/LGraphGroup.ts:133–138

* Prevents the group being accidentally moved or resized by mouse interaction. * Toggles pinned state if no value is provided.

(value?: boolean)

   * Toggles pinned state if no value is provided.
   */
  pin(value?: boolean): void {
    const newState = value === undefined ? !this.pinned : value

    if (newState) this.flags.pinned = true
    else delete this.flags.pinned
  }

  unpin(): void {
    this.pin(false)