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//
// Timer header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2010 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
/* \file
Fl_Timer widget . */
#ifndef Fl_Timer_H
#define Fl_Timer_H
#ifndef Fl_Widget_H
#include "Fl_Widget.H"
#endif
// values for type():
#define FL_NORMAL_TIMER 0
#define FL_VALUE_TIMER 1
#define FL_HIDDEN_TIMER 2
/**
This is provided only to emulate the Forms Timer widget. It works by
making a timeout callback every 1/5 second. This is wasteful and
inaccurate if you just want something to happen a fixed time in the
future. You should directly call
Fl::add_timeout() instead.
*/
class FL_EXPORT Fl_Timer : public Fl_Widget {
static void stepcb(void *);
void step();
char on, direction_;
double delay, total;
long lastsec,lastusec;
protected:
void draw() FL_OVERRIDE;
public:
int handle(int) FL_OVERRIDE;
Fl_Timer(uchar t,int x,int y,int w,int h, const char *l);
~Fl_Timer();
void value(double);
/** See void Fl_Timer::value(double) */
double value() const {return delay>0.0?delay:0.0;}
/**
Gets or sets the direction of the timer. If the direction is zero
then the timer will count up, otherwise it will count down from the
initial value().
*/
char direction() const {return direction_;}
/**
Gets or sets the direction of the timer. If the direction is zero
then the timer will count up, otherwise it will count down from the
initial value().
*/
void direction(char d) {direction_ = d;}
/** Gets or sets whether the timer is suspended. */
char suspended() const {return !on;}
void suspended(char d);
};
#endif
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