private void setDesiredPaceOrSpeed(float desiredPaceOrSpeed) {
   if (mService != null) {
     if (mMaintain == PedometerSettings.M_PACE) {
       mService.setDesiredPace((int) desiredPaceOrSpeed);
     } else if (mMaintain == PedometerSettings.M_SPEED) {
       mService.setDesiredSpeed(desiredPaceOrSpeed);
     }
   }
 }