TdxChartXYDiagramRangesChangeEventArgs Class
The base class for classes that store information related to zoom and scroll notification events in an XY diagram.
Declaration
TdxChartXYDiagramRangesChangeEventArgs = class(
TdxEventArgs
)
Remarks
The TdxChartXYDiagramRangesChangeEventArgs
class has members that allow you to identify the following in an OnScroll or OnZoom event handler:
- Scale ranges of the axis of arguments (X-Axis) before and after the current scroll or zoom operation (OldXRange and NewXRange).
- Scale ranges of the axis of values (Y-Axis) before and after the current scroll or zoom operation (OldYRange and NewYRange).
Terminal TdxChartXYDiagramRangesChangeEventArgs Class Descendants
Do not use the TdxChartXYDiagramRangesChangeEventArgs
class directly. Use the following descendants instead:
- TdxChartXYDiagramScrollEventArgs
- Stores information related to an OnScroll event occurrence in an XY diagram.
- TdxChartXYDiagramZoomEventArgs
- Stores information related to an OnZoom event occurrence in an XY diagram.
Inheritance
TObject
TdxEventArgs
TdxChartXYDiagramRangesChangeEventArgs
See Also