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
tickStyleEEnum = createEEnum( TICK_STYLE );
		triggerConditionEEnum = createEEnum( TRIGGER_CONDITION );
		triggerFlowEEnum = createEEnum( TRIGGER_FLOW );
		unitsOfMeasurementEEnum = createEEnum( UNITS_OF_MEASUREMENT );
		verticalAlignmentEEnum = createEEnum( VERTICAL_ALIGNMENT );
		
		actionTypeObjectEDataType = createEDataType( ACTION_TYPE_OBJECT );
		anchorObjectEDataType = createEDataType( ANCHOR_OBJECT );
		angleTypeObjectEDataType = createEDataType( ANGLE_TYPE_OBJECT );
		axisTypeObjectEDataType = createEDataType( AXIS_TYPE_OBJECT );
		chartDimensionObjectEDataType = createEDataType( CHART_DIMENSION_OBJECT );
		chartTypeObjectEDataType = createEDataType( CHART_TYPE_OBJECT );
		dataPointComponentTypeObjectEDataType = createEDataType( DATA_POINT_COMPONENT_TYPE_OBJECT );
		dataTypeObjectEDataType = createEDataType( DATA_TYPE_OBJECT );
		dateFormatDetailObjectEDataType = createEDataType( DATE_FORMAT_DETAIL_OBJECT );
		dateFormatTypeObjectEDataType = createEDataType( DATE_FORMAT_TYPE_OBJECT );
		directionObjectEDataType = createEDataType( DIRECTION_OBJECT );
		groupingUnitTypeObjectEDataType = createEDataType( GROUPING_UNIT_TYPE_OBJECT );
		horizontalAlignmentObjectEDataType = createEDataType( HORIZONTAL_ALIGNMENT_OBJECT );
		idEDataType = createEDataType( ID );
		intersectionTypeObjectEDataType = createEDataType( INTERSECTION_TYPE_OBJECT );
		leaderLineStyleObjectEDataType = createEDataType( LEADER_LINE_STYLE_OBJECT );
		legendBehaviorTypeObjectEDataType = createEDataType( LEGEND_BEHAVIOR_TYPE_OBJECT );
		legendItemTypeObjectEDataType = createEDataType( LEGEND_ITEM_TYPE_OBJECT );
		lineDecoratorObjectEDataType = createEDataType( LINE_DECORATOR_OBJECT );
		lineStyleObjectEDataType = createEDataType( LINE_STYLE_OBJECT );
		markerTypeObjectEDataType = createEDataType( MARKER_TYPE_OBJECT );
		orientationObjectEDataType = createEDataType( ORIENTATION_OBJECT );
		percentageEDataType = createEDataType( PERCENTAGE );
		percentageObjectEDataType = createEDataType( PERCENTAGE_OBJECT );