Bug 210716 Support switch Text/Chart view in crosstab cell
Need crosstab UI provide support to switch between Text and Chart view in measure/aggregation cell.
xtab/org.eclipse.birt.report.item.crosstab.core/src/org/eclipse/birt/report/item/crosstab/core/de/internal/CrosstabModelUtil.java
rowDimension = rightDimension;
			rowLevel = rightLevel;
			colDimension = leftDimension;
			colLevel = leftLevel;
		}
		for ( int i = 0; i < measures.size( ); i++ )
		{
			MeasureViewHandle measureView = crosstab.getMeasure( i );
			if ( measureView.getCrosstab( ) != crosstab )
				continue;
			addDataItem( crosstab,
					measureView,
					(String) functions.get( i ),
					rowDimension,
					rowLevel,
					colDimension,
					colLevel );
		}
	}
	/**
	 * @param crosstab
	 * @param measureView
	 * @param function
	 * @param rowDimension
	 * @param rowLevel
	 * @param colDimension
	 * @param colLevel
	 * @throws SemanticException
	 * 
	 *