Bug 210507 Enhance Report engine to support multiple view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/ir/EngineIRReader.java
{
		switch ( fieldType )
		{
			case FIELD_STYLE_NAME :
				String styleName = IOUtil.readString( in );
				design.setStyleName( styleName );
				break;
			case FIELD_MAP :
				MapDesign map = readMap( in );
				design.setMap( map );
				break;
			case FIELD_HIGHLIGHT :
				HighlightDesign highlight = readHighlight( in );
				design.setHighlight( highlight );
				break;
			default :
				readReportElementField( in, design, fieldType );
		}
	}
	protected void readReportItemField( DataInputStream in,
			ReportItemDesign design, short fieldType ) throws IOException
	{
		switch ( fieldType )
		{
			case FIELD_X :
				DimensionType x = readDimension( in );
				design.setX( x );
				break;
			case FIELD_Y :
				DimensionType y = readDimension( in );