JKQTPlotter
an extensive Qt4/Qt5 Plotter framework (including a fast variant and a LaTeX equation renderer!), written fully in C/C++ and without external dependencies
Collaboration diagram for Barcharts, Impulse-Charts, ...:
Screenshot Classes
JKQTPBarVerticalGraph, JKQTPBarHorizontalGraph
JKQTPBarVerticalErrorGraph, JKQTPBarHorizontalErrorGraph
JKQTPBarVerticalStackableGraph, JKQTPBarHorizontalStackableGraph
JKQTPImpulsesHorizontalGraph, JKQTPImpulsesVerticalGraph
JKQTPImpulsesHorizontalErrorGraph, JKQTPImpulsesVerticalErrorGraph