Function _onMultiPan

modules/core/src/controllers/controller.ts:591–608

(event: MjolnirGestureEvent)

  }

  protected _onMultiPan(event: MjolnirGestureEvent): boolean {
    if (!this.touchRotate) {
      return false;
    }
    if (!this.isDragging()) {
      return false;
    }

    const pos = this.getCenter(event);
    pos[0] -= event.deltaX;

    const newControllerState = this.controllerState.rotate({pos});
    this.updateViewport(newControllerState, NO_TRANSITION_PROPS, {
      isDragging: true,
      isRotating: true
    });
    return true;
  }

  protected _onMultiPanEnd(event: MjolnirGestureEvent): boolean {
    if (!this.isDragging()) {