18         public AnnotationViewModel(Annotation a, float marginLeft) {

    18         public AnnotationViewModel(Annotation a, float marginLeft) {

    19             this._tcBegin = a.TcBegin;

    19             this._tcBegin = a.TcBegin;

    20             this._dur = a.Dur;

    20             this._dur = a.Dur;

    21             this._gestureType = a.GestureType;

    21             this._gestureType = a.GestureType;

    22             this._marginLeft = marginLeft;

    22             this._marginLeft = marginLeft;

    25         }

    23         }

    26 

    24 

    27         public float TcBegin

    25         public float TcBegin

    28         {

    26         {

    29             get { return _tcBegin; }

    27             get { return _tcBegin; }