NAME
EZ_GetHistogramSelection - return the selected bin number
and bin value
SYNOPSIS
#include <EZ.h>
int EZ_GetHistogramSelection( EZ_Widget *histogram, float *valueReturn)
ARGUMENTS
histogram Specifies a histogram widget.
valueReturn Specifies a place to return the bin value.
DESCRIPTION
EZ_GetHistogramSelection return the bin number and its
value o the last selected bin. The selection is set when
the left mouse button is pressed over a histogram widget.
If no selection is available, this function returns -1.
SEE ALSO
EZ_SetHistogramValue(3), EZ_SetHistogramColors(3)