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/type/TypePackage.java
{
		/**
		 * The meta object literal for the '{@link org.eclipse.birt.chart.model.type.impl.AreaSeriesImpl <em>Area Series</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.birt.chart.model.type.impl.AreaSeriesImpl
		 * @see org.eclipse.birt.chart.model.type.impl.TypePackageImpl#getAreaSeries()
		 * @generated
		 */
		EClass AREA_SERIES = eINSTANCE.getAreaSeries( );
		/**
		 * The meta object literal for the '{@link org.eclipse.birt.chart.model.type.impl.BarSeriesImpl <em>Bar Series</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.birt.chart.model.type.impl.BarSeriesImpl
		 * @see org.eclipse.birt.chart.model.type.impl.TypePackageImpl#getBarSeries()
		 * @generated
		 */