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Toggle.h
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Toggle.h
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/* Abstraction of any object with a binary state. */
class Toggle {
protected:
byte pin;
byte state;
private:
void update() {
state = digitalRead(pin);
}
public:
Toggle(byte pin) {
this->pin = pin;
pinMode(pin, INPUT);
update();
}
byte getState() {
update();
return state;
}
};
class Button : public Toggle {
private:
byte lastReading;
unsigned long timeDown = 0;
unsigned long lastDebounceTime = 0;
unsigned long debounceDelay = 50;
void update() {
byte newReading = digitalRead(pin);
if (newReading != lastReading) {
timeDown = 0;
lastDebounceTime = millis();
} else {
timeDown += 0.01;
}
if (millis() - lastDebounceTime > debounceDelay) {
state = newReading;
}
lastReading = newReading;
}
public:
Button(byte pin) : Toggle { pin } {
this->pin = pin;
pinMode(pin, INPUT);
lastReading = LOW;
update();
}
bool isPressed() {
return (getState() == HIGH);
}
float getElapsed() {
float elap = (float)timeDown;
return abs(elap);
}
};
class Switch : public Toggle {
private:
void update() {
state = digitalRead(pin);
}
public:
Switch(byte pin) : Toggle { pin } {
this->pin = pin;
pinMode(pin, INPUT);
update();
}
bool isArmed() {
return (getState() == HIGH);
}
};