A subclass of GtkCurve for editing gamma curves
gtkGammaCurveNew(show = TRUE)
gtkGammaCurve(show = TRUE)
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GtkGammaCurve widget is a variant of
GtkCurve specifically for
editing gamma curves, which are used in graphics applications such as the
GtkGammaCurve widget shows a curve which the user can edit with the
mouse just like a
GtkCurve widget. On the right of the curve it also displays
5 buttons, 3 of which change between the 3 curve modes (spline, linear and
free), and the other 2 set the curve to a particular gamma value, or reset it
to a straight line.
As of GTK+ 2.20,
GtkGammaCurve has been deprecated since it is too specialized.
GtkGammaCurve is deprecated and should not be used in newly-written code.
GtkGammaCurve struct contains private data only, and
should be accessed using the functions below.
gtkGammaCurve is the equivalent of
Derived by RGtkGen from GTK+ documentation
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