- ostringstream ss;
- ss.precision(3);
- ss<<"Par "<<pard<<"mm - Perp "<<perpd<<"mm - Total "<<d<<"mm - Angle "<<adiff<<"°";
- set_tooltip(pointer_x, pointer_y, ss.str());
+ string info = format("Par %.1fmm - Perp %.1fmm - Total %.1fmm - Angle %.1f°", pard, perpd, d, adiff);
+ set_tooltip(pointer_x, pointer_y, info);