docs: public void setAngleRange(final double RANGE) {
          double tmpAngleRange = Helper.clamp(0.0, 360.0, RANGE);
          if (null == angleRange) {
              _angleRange = tmpAngleRange;
              setAngleStep(tmpAngleRange / getRange());
              if (isAutoScale()) { calcAutoScale(); }
              fireUpdateEvent(RECALC_EVENT);
          } else {
              angleRange.set(tmpAngleRange);
          }
      }