Bug 117149 Add additional datapoint markers
I would like to propose adding additional datapoint markers. Attached is a set of markers I would like supported.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/model/attribute/AttributePackage.java
int DATA_TYPE = 44;
	/**
	 * The meta object id for the '{@link org.eclipse.birt.chart.model.attribute.DateFormatDetail <em>Date Format Detail</em>}' enum.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.DateFormatDetail
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getDateFormatDetail()
	 * @generated
	 */
	int DATE_FORMAT_DETAIL = 45;
	/**
	 * The meta object id for the '{@link org.eclipse.birt.chart.model.attribute.DateFormatType <em>Date Format Type</em>}' enum.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.DateFormatType
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getDateFormatType()
	 * @generated
	 */
	int DATE_FORMAT_TYPE = 46;
	/**
	 * The meta object id for the '{@link org.eclipse.birt.chart.model.attribute.Direction <em>Direction</em>}' enum.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.Direction
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getDirection()
	 * @generated
	 */
	int DIRECTION = 47;
	/**
	 * The meta object id for the '{@link org.eclipse.birt.chart.model.attribute.GroupingUnitType <em>Grouping Unit Type</em>}' enum.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.GroupingUnitType
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getGroupingUnitType()