Method btnRotateDownPress

src/Geoscape/GeoscapeState.cpp:1933–1936

* Starts rotating the globe downwards. * @param action Pointer to an action. */

 * @param action Pointer to an action.
 */
void GeoscapeState::btnRotateDownPress(Action *)
{
	_globe->rotateDown();
}

/**
 * Stops rotating the globe downwards.