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/impl/AttributePackageImpl.java
Bounds.class,
				"Bounds", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS ); 
		initEAttribute( getBounds_Left( ),
				theXMLTypePackage.getDouble( ),
				"left", null, 1, 1, Bounds.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_UNSETTABLE, !IS_ID, !IS_UNIQUE, !IS_DERIVED, IS_ORDERED ); 
		initEAttribute( getBounds_Top( ),
				theXMLTypePackage.getDouble( ),
				"top", null, 1, 1, Bounds.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_UNSETTABLE, !IS_ID, !IS_UNIQUE, !IS_DERIVED, IS_ORDERED ); 
		initEAttribute( getBounds_Width( ),
				theXMLTypePackage.getDouble( ),
				"width", null, 1, 1, Bounds.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_UNSETTABLE, !IS_ID, !IS_UNIQUE, !IS_DERIVED, IS_ORDERED ); 
		initEAttribute( getBounds_Height( ),
				theXMLTypePackage.getDouble( ),
				"height", null, 1, 1, Bounds.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_UNSETTABLE, !IS_ID, !IS_UNIQUE, !IS_DERIVED, IS_ORDERED ); 
		initEClass( callBackValueEClass,
				CallBackValue.class,
				"CallBackValue", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS ); 
		initEAttribute( getCallBackValue_Identifier( ),
				theXMLTypePackage.getString( ),
				"identifier", null, 1, 1, CallBackValue.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, !IS_UNSETTABLE, !IS_ID, !IS_UNIQUE, !IS_DERIVED, IS_ORDERED ); 
		initEClass( colorDefinitionEClass,
				ColorDefinition.class,
				"ColorDefinition", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS ); 
		initEAttribute( getColorDefinition_Transparency( ),
				theXMLTypePackage.getInt( ),
				"transparency", null, 1, 1, ColorDefinition.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_UNSETTABLE, !IS_ID, !IS_UNIQUE, !IS_DERIVED, IS_ORDERED ); 
		initEAttribute( getColorDefinition_Red( ),
				this.getRGBValue( ),
				"red", null, 1, 1, ColorDefinition.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_UNSETTABLE, !IS_ID, !IS_UNIQUE, !IS_DERIVED, IS_ORDERED ); 
		initEAttribute( getColorDefinition_Green( ),