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70 lines
2.4 KiB
70 lines
2.4 KiB
4 months ago
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/*
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* Copyright (c) 2019, ArduinoGetStarted.com. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of the ArduinoGetStarted.com nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ARDUINOGETSTARTED.COM "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL ARDUINOGETSTARTED.COM BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef ezButton_h
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#define ezButton_h
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#include <Arduino.h>
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#define COUNT_FALLING 0
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#define COUNT_RISING 1
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#define COUNT_BOTH 2
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class ezButton
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{
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private:
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int btnPin;
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unsigned long debounceTime;
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unsigned long count;
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int countMode;
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int previousSteadyState; // the previous steady state from the input pin, used to detect pressed and released event
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int lastSteadyState; // the last steady state from the input pin
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int lastFlickerableState; // the last flickerable state from the input pin
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unsigned long lastDebounceTime; // the last time the output pin was toggled
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public:
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ezButton(int pin);
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ezButton(int pin, int mode);
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void setDebounceTime(unsigned long time);
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int getState(void);
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int getStateRaw(void);
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bool isPressed(void);
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bool isReleased(void);
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void setCountMode(int mode);
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unsigned long getCount(void);
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void resetCount(void);
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void loop(void);
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};
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#endif
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