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54 lines
1.1 KiB
C++
54 lines
1.1 KiB
C++
#ifndef CountDown_h
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#define CountDown_h
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//
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// FILE: CountDown.h
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// AUTHOR: Rob Tillaart
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// PURPOSE: CountDown library for Arduino
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// HISTORY: See CountDown.cpp
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// URL:
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//
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// Released to the public domain
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//
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#define COUNTDOWN_LIB_VERSION "0.1.2"
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#if ARDUINO >= 100
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#include "Arduino.h"
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#else
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#include "WProgram.h"
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#endif
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class CountDown
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{
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public:
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enum Resolution { MILLIS, MICROS, SECONDS };
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explicit CountDown(const enum Resolution res = MILLIS);
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void setResolution(const enum Resolution res = MILLIS);
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void start(uint32_t ticks);
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void start(uint8_t days, uint8_t hours, uint8_t minutes, uint8_t seconds);
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void stop();
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void cont();
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uint32_t remaining();
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bool isRunning() const { return _state == CountDown::RUNNING; };
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enum Resolution resolution() const { return _res; };
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private:
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// ??
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enum State { RUNNING, STOPPED };
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uint32_t _ticks;
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uint32_t _remaining;
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enum State _state;
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enum Resolution _res;
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unsigned long _starttime;
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void calcRemaining();
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unsigned long (*_gettime)(void);
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static unsigned long seconds() { return millis() / 1000; };
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};
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#endif
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// END OF FILE
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