public override void InvokeRedo(InternalTextLayerController textLayer)
{
textLayer.CurrentLineNumber = _startLineNumber;
textLayer.TryMoveCaretTo(_startCharIndex);
if (_singleInsertTextRun != null)
{
textLayer.AddTextRunToCurrentLine(_singleInsertTextRun);
}
else
{
textLayer.AddTextRunsToCurrentLine(_insertingTextRuns);
}
}
public override void InvokeUndo(InternalTextLayerController textLayer)
{
textLayer.CancelSelect();
textLayer.AddTextRunsToCurrentLine(_deletedTextRuns);
}