Bug 210507 Enhance Report engine to support multiple view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/parser/EngineIRVisitor.java
*/
public class EngineIRVisitor extends DesignVisitor
{
	/**
	 * The prefix of style name
	 */
	static final String PREFIX_STYLE_NAME = "style_"; 
	
	/**
	 * default master page name.
	 */
	static final String DEFAULT_MASTERPAGE_NAME = "NewSimpleMasterPage";
	
	/**
	 * The default value of masterPage's margin, in inch.
	 * See rom.ref in model: <PropertyGroup displayNameID="Element.MasterPage.margin">
	 */
	static final double DEFAULT_MASTERPAGE_TOP_MARGIN = 1; 
	static final double DEFAULT_MASTERPAGE_LEFT_MARGIN = 1.25; 
	static final double DEFAULT_MASTERPAGE_BOTTOM_MARGIN = 1; 
	static final double DEFAULT_MASTERPAGE_RIGHT_MARGIN = 1.25; 
	
	/**
	 * logger used to log the error.
	 */
	protected static Logger logger = Logger.getLogger( EngineIRVisitor.class
			.getName( ) );
	/**
	 * current report element created by visitor
	 */