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VB.NET GestureRecognizer.Recognize方法代码示例

本文整理汇总了VB.NET中System.Windows.Ink.GestureRecognizer.Recognize方法的典型用法代码示例。如果您正苦于以下问题:VB.NET GestureRecognizer.Recognize方法的具体用法?VB.NET GestureRecognizer.Recognize怎么用?VB.NET GestureRecognizer.Recognize使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Windows.Ink.GestureRecognizer的用法示例。


在下文中一共展示了GestureRecognizer.Recognize方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。

示例1: InterpretScratchoutGesture

Private Function InterpretScratchoutGesture(ByVal stroke As Stroke) As Boolean
    ' Attempt to instantiate a recognizer for scratchout gestures.
    Dim gestures() As ApplicationGesture = {ApplicationGesture.ScratchOut}

    Dim recognizer As New GestureRecognizer(gestures)

    If Not recognizer.IsRecognizerAvailable Then
        Return False
    End If

    ' Determine if the stroke was a scratchout gesture.
    Dim gestureStrokes As StrokeCollection = New StrokeCollection()
    gestureStrokes.Add(stroke)

    Dim results As ReadOnlyCollection(Of GestureRecognitionResult)
    results = recognizer.Recognize(gestureStrokes)

    If results.Count = 0 Then
        Return False
    End If

    ' Results are returned sorted in order strongest-to-weakest; 
    ' we need only analyze the first (strongest) result.
    If (results(0).ApplicationGesture = ApplicationGesture.ScratchOut) Then

        ' Use the scratchout stroke to perform hit-testing and 
        ' erase existing strokes, as necessary.
        Return True
    Else
        ' Not a gesture: display the stroke normally.
        Return False
    End If
End Function
开发者ID:VB.NET开发者,项目名称:System.Windows.Ink,代码行数:33,代码来源:GestureRecognizer.Recognize


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