RE: Text inside hairpin

[Javier Ruiz-Alma]

> Pierre Perol-Schneider wrote:
>>         How can text be placed inside a hairpin?  See image for
>>         sample. 
>>         
>>         
>>  
>> %%%%%%%%%%%%%%%%%%%%%%%%%%%
>> \version "2.18.2"
>> 
>> {
>>   \once\override Hairpin.height = #1.2
>>   c''\<
>>   c''
>>   \once\override TextScript.extra-offset = #'(0 . 2)

I tried this, but I'm looking for an alternative to "extra-offset".  
Extra-offset doesn't free-up the space for other objects to move into.
Thank You