{QWT: Qt Widgets for Technical Applications, Version 5.1
The} Qwt library contains GUI Components and utility classes which are primarily useful for programs with a technical background. Beside a 2D plot widget it provides scales, sliders, dials, compasses, thermometers, wheels and knobs to control or display values, arrays, or ranges of type double. QWT version 5.1 contains source incompatible changes versus other versions of QWT.

WWW: http://qwt.sourceforge.net
