本文整理汇总了C#中System.Windows.Documents.TextPointer.GetTextRunLength方法的典型用法代码示例。如果您正苦于以下问题：C# TextPointer.GetTextRunLength方法的具体用法？C# TextPointer.GetTextRunLength怎么用？C# TextPointer.GetTextRunLength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类System.Windows.Documents.TextPointer的用法示例。
在下文中一共展示了TextPointer.GetTextRunLength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C#代码示例。
示例1: GetTextPositionAtOffset
TextPointer GetTextPositionAtOffset(TextPointer position, int characterCount)
{
while (position != null)
{
var context = position.GetPointerContext(LogicalDirection.Forward);
if (context == TextPointerContext.Text)
{
var count = position.GetTextRunLength(LogicalDirection.Forward);
if (characterCount <= count)
{
return position.GetPositionAtOffset(characterCount);
}
characterCount -= count;
}
else if (position.Parent is LineBreak)
{
var count = 2;
if (characterCount <= count)
{
return position.GetPositionAtOffset(characterCount);
}
characterCount -= count;
}
var nextContextPosition = position.GetNextContextPosition(LogicalDirection.Forward);
if (nextContextPosition == null)
return position;
position = nextContextPosition;
}
return position;
}