IncrementalStrokeHitTester.StrokeHit Olay

Tanım

Ad Alanı:

System.Windows.Ink

Bütünleştirilmiş Kod:

PresentationCore.dll

Bir mürekkeple IncrementalStrokeHitTester Strokekesiştiğinde gerçekleşir.

public:
 event System::Windows::Ink::StrokeHitEventHandler ^ StrokeHit;

public event System.Windows.Ink.StrokeHitEventHandler StrokeHit;

member this.StrokeHit : System.Windows.Ink.StrokeHitEventHandler 

Public Custom Event StrokeHit As StrokeHitEventHandler 

Public Event StrokeHit As StrokeHitEventHandler 

Olay Türü

StrokeHitEventHandler

Örnekler

Aşağıdaki örnek, bir Strokebölümünün dinamik olarak nasıl silindiğini gösterir. Kullanıcının milenk silmesine olanak tanıyan bir denetim oluşturmak için bkz . Nasıl yapılır: Özel Denetimde Milenk Silme.

// When the stylus intersects a stroke, erase that part of
// the stroke.  When the stylus dissects a stoke, the 
// Stroke.Erase method returns a StrokeCollection that contains
// the two new strokes.
void eraseTester_StrokeHit(object sender,
    StrokeHitEventArgs args)
{
    StrokeCollection eraseResult =
        args.GetPointEraseResults();
    StrokeCollection strokesToReplace = new StrokeCollection();
    strokesToReplace.Add(args.HitStroke);
   
    // Replace the old stroke with the new one.
    if (eraseResult.Count > 0)
    {
        presenter.Strokes.Replace(strokesToReplace, eraseResult);
    }
    else
    {
        presenter.Strokes.Remove(strokesToReplace);
    }
}

' When the stylus intersects a stroke, erase that part of
' the stroke.  When the stylus dissects a stoke, the 
' Stroke.Erase method returns a StrokeCollection that contains
' the two new strokes.
Private Sub eraseTester_StrokeHit(ByVal sender As Object, _
        ByVal args As StrokeHitEventArgs)

    Dim eraseResult As StrokeCollection = _
        args.GetPointEraseResults()
    Dim strokesToReplace As New StrokeCollection()
    strokesToReplace.Add(args.HitStroke)

    ' Replace the old stroke with the new one.
    If eraseResult.Count > 0 Then
        presenter.Strokes.Replace(strokesToReplace, eraseResult)
    Else
        presenter.Strokes.Remove(strokesToReplace)
    End If

End Sub