Επεξεργασία

Κοινή χρήση μέσω

Viewport3DVisual.HitTest Method

  • Reference

Definition

Namespace:
System.Windows.Media.Media3D
Assembly:
PresentationCore.dll

Return the topmost visual object of a hit test.

Overloads

HitTest(HitTestFilterCallback, HitTestResultCallback, HitTestParameters)

Initiate a hit test on the Viewport3DVisual by using the HitTestFilterCallback and HitTestResultCallback objects.
HitTest(Point)

Returns the top-most visual object of a hit test performed at a specified Point.

HitTest(HitTestFilterCallback, HitTestResultCallback, HitTestParameters)

Initiate a hit test on the Viewport3DVisual by using the HitTestFilterCallback and HitTestResultCallback objects.

public:
 void HitTest(System::Windows::Media::HitTestFilterCallback ^ filterCallback, System::Windows::Media::HitTestResultCallback ^ resultCallback, System::Windows::Media::HitTestParameters ^ hitTestParameters);
public void HitTest (System.Windows.Media.HitTestFilterCallback filterCallback, System.Windows.Media.HitTestResultCallback resultCallback, System.Windows.Media.HitTestParameters hitTestParameters);
override this.HitTest : System.Windows.Media.HitTestFilterCallback * System.Windows.Media.HitTestResultCallback * System.Windows.Media.HitTestParameters -> unit
member this.HitTest : System.Windows.Media.HitTestFilterCallback * System.Windows.Media.HitTestResultCallback * System.Windows.Media.HitTestParameters -> unit
Public Sub HitTest (filterCallback As HitTestFilterCallback, resultCallback As HitTestResultCallback, hitTestParameters As HitTestParameters)

Parameters

filterCallback
HitTestFilterCallback

Value of type HitTestFilterCallback.

resultCallback
HitTestResultCallback

Value of type HitTestResultCallback.

hitTestParameters
HitTestParameters

Value of type HitTestParameters.

Remarks

The filterCallback parameter can be null, in which case, it is ignored. If filterCallback is not a null reference (Nothing in Visual Basic), it is invoked before resultCallback.

Applies to

HitTest(Point)

Returns the top-most visual object of a hit test performed at a specified Point.

public:
 System::Windows::Media::HitTestResult ^ HitTest(System::Windows::Point point);
public System.Windows.Media.HitTestResult HitTest (System.Windows.Point point);
override this.HitTest : System.Windows.Point -> System.Windows.Media.HitTestResult
member this.HitTest : System.Windows.Point -> System.Windows.Media.HitTestResult
Public Function HitTest (point As Point) As HitTestResult

Parameters

point
Point

Point against which to hit test.

Returns

HitTestResult

The hit test result of the visual returned as a HitTestResult type.

Applies to