protected override void OnMeasure(int widthMeasureSpec, int heightMeasureSpec)
            {
                _valuePicker.Measure(widthMeasureSpec, heightMeasureSpec);
                _unitLabel.Measure(widthMeasureSpec, heightMeasureSpec);

                _combinedWidth = _valuePicker.MeasuredWidth > _unitLabel.MeasuredWidth
                    ? _valuePicker.MeasuredWidth
                    : _unitLabel.MeasuredWidth;

                var height = _valuePicker.MeasuredHeight + _unitLabel.MeasuredHeight + VERTICAL_SPACING;

                SetMeasuredDimension(_combinedWidth + PaddingStart + PaddingEnd, height + PaddingTop + PaddingBottom);
            }