@Override public double height(final int markerIndex){
  MathUtils.checkRangeInclusive(markerIndex,1,markerArray.length - 1);
  return markerArray[markerIndex].markerHeight;
}

@ Override public double height ( final int markerIndex ) { MathUtils . checkRangeInclusive ( markerIndex , 1 , markerArray . length - 1 ) ; return markerArray [ markerIndex ] . markerHeight ; }
return marker height given index
