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Button2.h
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/////////////////////////////////////////////////////////////////
/*
Button2.cpp - Arduino Library to simplify working with buttons.
Created by Lennart Hennigs, October 28, 2017.
*/
/////////////////////////////////////////////////////////////////
#pragma once
#ifndef Button2_h
#define Button2_h
/////////////////////////////////////////////////////////////////
#include "Arduino.h"
/////////////////////////////////////////////////////////////////
#define DEBOUNCE_MS 50
#define LONGCLICK_MS 250
#define DOUBLECLICK_MS 400
#define SINGLE_CLICK 1
#define DOUBLE_CLICK 2
#define TRIPLE_CLICK 3
#define LONG_CLICK 4
/////////////////////////////////////////////////////////////////
class Button2 {
private:
byte pin;
int prev_state;
int state = HIGH;
byte click_count = 0;
unsigned int last_click_type = 0;
unsigned long click_ms;
unsigned long down_ms;
unsigned int debounce_time_ms;
unsigned int down_time_ms = 0;
bool pressed_triggered = false;
bool longclick_detected = false;
typedef void (*CallbackFunction) (Button2&);
CallbackFunction pressed_cb = NULL;
CallbackFunction released_cb = NULL;
CallbackFunction change_cb = NULL;
CallbackFunction tap_cb = NULL;
CallbackFunction click_cb = NULL;
CallbackFunction long_cb = NULL;
CallbackFunction double_cb = NULL;
CallbackFunction triple_cb = NULL;
public:
Button2(){pin = -1;}
Button2(byte attachTo, byte buttonMode = INPUT_PULLUP, unsigned int debounceTimeout = DEBOUNCE_MS);
void setDebounceTime(unsigned int ms);
void setChangedHandler(CallbackFunction f);
void setPressedHandler(CallbackFunction f);
void setReleasedHandler(CallbackFunction f);
void setClickHandler(CallbackFunction f);
void setTapHandler(CallbackFunction f);
void setLongClickHandler(CallbackFunction f);
void setDoubleClickHandler(CallbackFunction f);
void setTripleClickHandler(CallbackFunction f);
unsigned int wasPressedFor();
boolean isPressed();
unsigned int getNumberOfClicks();
unsigned int getClickType();
uint8_t getAttachPin(){return pin;}
bool operator==(Button2 &rhs);
void loop();
};
/////////////////////////////////////////////////////////////////
#endif
/////////////////////////////////////////////////////////////////