ArcObjects Library Reference (EngineCore)  

IGraphicTracker.HitTest Method

Returns the ID of the first graphic touched by the input window coordinates.

[Visual Basic .NET]
Public Function HitTest ( _
    ByVal x As Integer, _
    ByVal y As Integer _
) As Integer
[C#]
public int HitTest (
    int x,
    int y
);
[C++]
HRESULT HitTest(
  long x,
  long y,
  long* id
);
[C++]

Parameters

x [in]   x is a parameter of type long y [in]   y is a parameter of type long id [out, retval]   id is a parameter of type long

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires 3D Analyst Extension.

Description

Returns the id of the graphic that was hit or -1 if no graphic was hit.

See Also

IGraphicTracker Interface