How to reuse Word wrap algorithm in textbox?

I know TextBox/TextBlock already support text word wrap very well. (Windows WPF)

the question is how can I开发者_C百科 reuse that logic? so I don't need to write an other word wrap util class for this purpose.

Any feedback would be great appericated!

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Algorithms to do this have been around for ages and are relatively simple. You'd be a lot better off using one of the standard algorithms rather than trying to duct-tape something to a textbox. Try the wikipedia page for starters: Word Wrap