本文整理汇总了VB.NET中System.Windows.Media.TextFormatting.TextSource.GetTextRun方法的典型用法代码示例。如果您正苦于以下问题：VB.NET TextSource.GetTextRun方法的具体用法？VB.NET TextSource.GetTextRun怎么用？VB.NET TextSource.GetTextRun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。
在下文中一共展示了TextSource.GetTextRun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: GetTextRun
' Retrieve the next formatted text run for the text source.
Public Overrides Function GetTextRun(ByVal textSourceCharacterIndex As Integer) As TextRun
' Determine whether the text source index is in bounds.
If textSourceCharacterIndex < 0 Then
Throw New ArgumentOutOfRangeException("textSourceCharacterIndex", "Value must be greater than 0.")
End If
' Determine whether the text source index has exceeded or equaled the text source length.
If textSourceCharacterIndex >= _text.Length Then
' Return an end-of-paragraph indicator -- a TextEndOfParagraph object is a special type of text run.
Return New TextEndOfParagraph(1)
End If
' Create and return a TextCharacters object, which is formatted according to
' the current layout and rendering properties.
If textSourceCharacterIndex < _text.Length Then
' The TextCharacters object is a special type of text run that contains formatted text.
Return New TextCharacters(_text, textSourceCharacterIndex, _text.Length - textSourceCharacterIndex, New CustomTextRunProperties()) ' The layout and rendering properties - The text store length - The text store index - The text store
End If
' Return an end-of-paragraph indicator if there is no more text source.
Return New TextEndOfParagraph(1)
End Function