Bug 205938 Cross Tab: 2.2.9 Measures from a cube can be dragged and dropped to left and not to right.
If user wants to show an existing measure on a cross tab that he has defined in a cube, he can only add it to the left and not to the right of an existing measure. Proposed solution User should be ale to add a measure both to the left and right of an existing measure.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editpolicies/ReportFlowLayoutEditPolicy.java
r = transposer.t( getAbsoluteBounds( (GraphicalEditPart) editPart ) );
		}
		else
		{
			EditPart editPart = (EditPart) getHost( ).getChildren( )
					.get( epIndex );
			boolean isBlock = false;
			if ( epIndex == 0 )
			{
				isBlock = true;
			}
			else
			{
				EditPart preEditPart = (EditPart) getHost( ).getChildren( )
						.get( epIndex - 1 );
				isBlock = isEditPartFigureBlock( preEditPart );
			}
			r = transposer.t( getAbsoluteBounds( (GraphicalEditPart) editPart ) );
			Point p = transposer.t( getLocationFromRequest( request ) );
			if ( p.x <= r.x + ( r.width / 2 ) && isBlock )
				before = true;
			else
			{
				/*
				 * We are not to the left of this Figure, so the emphasis line
				 * needs to be to the right of the previous Figure, which must
				 * be on the previous row.
				 */
				before = false;