Specifies extended hit test information.
Extended Hit Test Information
- HIT_CHART_AREA: not used, always (-1)
- HIT_AXIS: not used, always (-1)
- HIT_AXIS_GRIDLINE: 0 - minor grid line, 1 - major grid line
- HIT_LEGEND: not used, always (-1)
- HIT_LEGEND_ENTRY: data point index if data points are added to legend
- HIT_TITLE: not used, always (-1)
- HIT_AXIS_NAME: not used, always (-1)
- HIT_DIAGRAM: vertical axis ID
- HIT_DATA_POINT: data point index
- HIT_DATA_LABEL: data point index
