Chart::HitTest Method (Int32, Int32, ChartElementType)
.NET Framework (current version)
Determines if a chart element of a given type is located at a point defined by given X and Y coordinates.
Assembly: System.Windows.Forms.DataVisualization (in System.Windows.Forms.DataVisualization.dll)
Parameters
- x
-
Type:
System::Int32
The X-coordinate value of the point the user clicked on.
- y
-
Type:
System::Int32
The Y-coordinate value of the point the user clicked on.
- requestedElement
-
Type:
System.Windows.Forms.DataVisualization.Charting::ChartElementType
A flag that determines the chart element type to be tested.
Return Value
Type: System.Windows.Forms.DataVisualization.Charting::HitTestResult^A HitTestResult object, which provides information concerning the chart element, if any, that is at the specified location.
Call this method to determine if a chart element of the given type is located at a specified point.
The properties of the HitTestResult object that is returned can then be used to determine which chart element was clicked; the HitTestResult object also provides an instance of the actual object selected, if any.
.NET Framework
Available since 4.0
Available since 4.0
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