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
* @return the meta object for enum '<em>Horizontal Alignment</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.HorizontalAlignment
	 * @generated
	 */
	EEnum getHorizontalAlignment( );
	/**
	 * Returns the meta object for enum '{@link org.eclipse.birt.chart.model.attribute.IntersectionType <em>Intersection Type</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for enum '<em>Intersection Type</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.IntersectionType
	 * @generated
	 */
	EEnum getIntersectionType( );
	/**
	 * Returns the meta object for enum '{@link org.eclipse.birt.chart.model.attribute.LeaderLineStyle <em>Leader Line Style</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for enum '<em>Leader Line Style</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.LeaderLineStyle
	 * @generated
	 */
	EEnum getLeaderLineStyle( );
	/**
	 * Returns the meta object for enum '{@link org.eclipse.birt.chart.model.attribute.LegendBehaviorType <em>Legend Behavior Type</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for enum '<em>Legend Behavior Type</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.LegendBehaviorType
	 * @generated
	 */
	EEnum getLegendBehaviorType( );