ostringstream buffer;
switch(unit_) {
case PW:
+ buffer << abs(static_cast<int>(val_/100)) << "."
+ << abs(static_cast<int>(val_)%100) << "\\textwidth";
+ break;
case PE:
buffer << abs(static_cast<int>(val_/100)) << "."
<< abs(static_cast<int>(val_)%100) << "\\columnwidth";