InkCanvas.Gesture Ereignis

Definition

Namespace:

System.Windows.Controls

Assembly:

PresentationFramework.dll

Tritt ein, wenn die InkCanvas eine Stiftbewegung erkennt.

C#

public event System.Windows.Controls.InkCanvasGestureEventHandler Gesture;

Ereignistyp

InkCanvasGestureEventHandler

Beispiele

Im folgenden Beispiel wird veranschaulicht, wie Sie eine InkCanvas Anwendungsgesten erkennen.

C#

// Add this code to the contstructor or OnLoaded method.
if (inkCanvas1.IsGestureRecognizerAvailable)
{
    inkCanvas1.EditingMode = InkCanvasEditingMode.InkAndGesture;
    inkCanvas1.Gesture += new InkCanvasGestureEventHandler(inkCanvas1_Gesture);
    inkCanvas1.SetEnabledGestures(new ApplicationGesture[] 
                    {ApplicationGesture.Down, 
                     ApplicationGesture.ArrowDown,
                     ApplicationGesture.Circle});
}

C#

void inkCanvas1_Gesture(object sender, InkCanvasGestureEventArgs e)
{
    ReadOnlyCollection<GestureRecognitionResult> gestureResults = 
        e.GetGestureRecognitionResults();

    // Check the first recognition result for a gesture.
    if (gestureResults[0].RecognitionConfidence == 
        RecognitionConfidence.Strong)
    {
        switch (gestureResults[0].ApplicationGesture)
        {
            case ApplicationGesture.Down:
                // Do something.
                break;
            case ApplicationGesture.ArrowDown:
                // Do something.
                break;
            case ApplicationGesture.Circle:
                // Do something.
                break;
        }
    }
}

Hinweise

Informationen zum Routingereignis

Bezeichnerfeld	GestureEvent
Routingstrategie	Bubbling
Delegat	InkCanvasGestureEventHandler

Gilt für