Class Hierarchy
Fl_Valuator
   |
   +----Fl_Counter
Include Files
#include <FL/Fl_Counter.H>
Description
 The Fl_Counter widget is provided for forms compatibility.
 It controls a single floating point value.

Methods
 Creates a new Fl_Counter widget using the given position,
size, and label string. The default type is FL_NORMAL_COUNTER.
Destroys the valuator.
Set the increment for the double-arrow buttons.  The default
value is 1.0.
 Sets the type of counter:
- FL_NORMAL_COUNTER - Displays a counter with 4 arrow
 buttons. 
- FL_SIMPLE_COUNTER - Displays a counter with only 2  arrow
buttons.