다음을 통해 공유

IncrementalHitTester.AddPoints 메서드

  • 참조

정의

네임스페이스:
System.Windows.Ink
어셈블리:
PresentationCore.dll

IncrementalHitTester에 점을 추가합니다.

오버로드

AddPoints(IEnumerable<Point>)

IncrementalHitTester에 점을 추가합니다.
AddPoints(StylusPointCollection)

지정한 StylusPoint 개체를 IncrementalHitTester에 추가합니다.

AddPoints(IEnumerable<Point>)

IncrementalHitTester에 점을 추가합니다.

public:
 void AddPoints(System::Collections::Generic::IEnumerable<System::Windows::Point> ^ points);
public void AddPoints (System.Collections.Generic.IEnumerable<System.Windows.Point> points);
member this.AddPoints : seq<System.Windows.Point> -> unit
Public Sub AddPoints (points As IEnumerable(Of Point))

매개 변수

points
IEnumerable<Point>

Point에 추가할 IncrementalHitTester 형식의 배열입니다.

예제

다음 예제에서는 요소를 추가 하는 방법에 설명 합니다 IncrementalHitTester 사용자 스타일러스를 사용 하 여 데이터를 입력 하는 경우. 예제에 포함 되어는 StrokeHit 의 일부는 이벤트 처리기는 Stroke 사용자 교차 하는 합니다. 사용자가 잉크를 지울 수 있도록 하는 컨트롤을 만들려면 참조 방법: 사용자 지정 컨트롤에서 잉크 지우기합니다.


// Prepare to collect stylus packets. Get the 
// IncrementalHitTester from the InkPresenter's 
// StrokeCollection and subscribe to its StrokeHitChanged event.
protected override void OnStylusDown(StylusDownEventArgs e)
{
    base.OnStylusDown(e);

    EllipseStylusShape eraserTip = new EllipseStylusShape(3, 3, 0);
    eraseTester = 
        presenter.Strokes.GetIncrementalStrokeHitTester(eraserTip);
    eraseTester.StrokeHit += new StrokeHitEventHandler(eraseTester_StrokeHit);
    eraseTester.AddPoints(e.GetStylusPoints(this));
}

// Collect the StylusPackets as the stylus moves.
protected override void OnStylusMove(StylusEventArgs e)
{
    if (eraseTester.IsValid)
    {
        eraseTester.AddPoints(e.GetStylusPoints(this));
    }
}

// Unsubscribe from the StrokeHitChanged event when the
// user lifts the stylus.
protected override void OnStylusUp(StylusEventArgs e)
{

    eraseTester.AddPoints(e.GetStylusPoints(this));
    eraseTester.StrokeHit -= new
        StrokeHitEventHandler(eraseTester_StrokeHit);
    eraseTester.EndHitTesting();
}

// 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);
    }
}


     ' Prepare to collect stylus packets. Get the 
     ' IncrementalHitTester from the InkPresenter's 
     ' StrokeCollection and subscribe to its StrokeHitChanged event.
     Protected Overrides Sub OnStylusDown(ByVal e As StylusDownEventArgs)

         MyBase.OnStylusDown(e)

         Dim eraserTip As New EllipseStylusShape(3, 3, 0)
         eraseTester = presenter.Strokes.GetIncrementalStrokeHitTester(eraserTip)
         AddHandler eraseTester.StrokeHit, _
             AddressOf eraseTester_StrokeHit
         eraseTester.AddPoints(e.GetStylusPoints(Me))

     End Sub

     ' Collect the StylusPackets as the stylus moves.
     Protected Overrides Sub OnStylusMove(ByVal e As StylusEventArgs)

         If eraseTester.IsValid Then
             eraseTester.AddPoints(e.GetStylusPoints(Me))
         End If

     End Sub

     ' Unsubscribe from the StrokeHitChanged event when the
     ' user lifts the stylus.
     Protected Overrides Sub OnStylusUp(ByVal e As StylusEventArgs)

         eraseTester.AddPoints(e.GetStylusPoints(Me))

         RemoveHandler eraseTester.StrokeHit, _
             AddressOf eraseTester_StrokeHit
         eraseTester.EndHitTesting()

     End Sub


     ' 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

적용 대상

AddPoints(StylusPointCollection)

지정한 StylusPoint 개체를 IncrementalHitTester에 추가합니다.

public:
 void AddPoints(System::Windows::Input::StylusPointCollection ^ stylusPoints);
public void AddPoints (System.Windows.Input.StylusPointCollection stylusPoints);
member this.AddPoints : System.Windows.Input.StylusPointCollection -> unit
Public Sub AddPoints (stylusPoints As StylusPointCollection)

매개 변수

stylusPoints
StylusPointCollection

StylusPoint에 추가할 IncrementalHitTester 개체의 컬렉션입니다.

예제

다음 예제에서는 요소를 추가 하는 방법에 설명 합니다 IncrementalStrokeHitTester 사용자 스타일러스를 사용 하 여 데이터를 입력 하는 경우. 예제에 포함 되어는 StrokeHit 의 일부는 이벤트 처리기는 Stroke 사용자 교차 하는 합니다. 사용자가 잉크를 지울 수 있도록 하는 컨트롤을 만들려면 참조 방법: 사용자 지정 컨트롤에서 잉크 지우기합니다.


// Prepare to collect stylus packets. Get the 
// IncrementalHitTester from the InkPresenter's 
// StrokeCollection and subscribe to its StrokeHitChanged event.
protected override void OnStylusDown(StylusDownEventArgs e)
{
    base.OnStylusDown(e);

    EllipseStylusShape eraserTip = new EllipseStylusShape(3, 3, 0);
    eraseTester = 
        presenter.Strokes.GetIncrementalStrokeHitTester(eraserTip);
    eraseTester.StrokeHit += new StrokeHitEventHandler(eraseTester_StrokeHit);
    eraseTester.AddPoints(e.GetStylusPoints(this));
}

// Collect the StylusPackets as the stylus moves.
protected override void OnStylusMove(StylusEventArgs e)
{
    if (eraseTester.IsValid)
    {
        eraseTester.AddPoints(e.GetStylusPoints(this));
    }
}

// Unsubscribe from the StrokeHitChanged event when the
// user lifts the stylus.
protected override void OnStylusUp(StylusEventArgs e)
{

    eraseTester.AddPoints(e.GetStylusPoints(this));
    eraseTester.StrokeHit -= new
        StrokeHitEventHandler(eraseTester_StrokeHit);
    eraseTester.EndHitTesting();
}

// 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);
    }
}


     ' Prepare to collect stylus packets. Get the 
     ' IncrementalHitTester from the InkPresenter's 
     ' StrokeCollection and subscribe to its StrokeHitChanged event.
     Protected Overrides Sub OnStylusDown(ByVal e As StylusDownEventArgs)

         MyBase.OnStylusDown(e)

         Dim eraserTip As New EllipseStylusShape(3, 3, 0)
         eraseTester = presenter.Strokes.GetIncrementalStrokeHitTester(eraserTip)
         AddHandler eraseTester.StrokeHit, _
             AddressOf eraseTester_StrokeHit
         eraseTester.AddPoints(e.GetStylusPoints(Me))

     End Sub

     ' Collect the StylusPackets as the stylus moves.
     Protected Overrides Sub OnStylusMove(ByVal e As StylusEventArgs)

         If eraseTester.IsValid Then
             eraseTester.AddPoints(e.GetStylusPoints(Me))
         End If

     End Sub

     ' Unsubscribe from the StrokeHitChanged event when the
     ' user lifts the stylus.
     Protected Overrides Sub OnStylusUp(ByVal e As StylusEventArgs)

         eraseTester.AddPoints(e.GetStylusPoints(Me))

         RemoveHandler eraseTester.StrokeHit, _
             AddressOf eraseTester_StrokeHit
         eraseTester.EndHitTesting()

     End Sub


     ' 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

적용 대상