void ButtonOne::buttonEvaluate(boolean buttonLevel) {
switch ( _state_idx ) {
case 0: // read btn - waiting for press
if (buttonLevel == _active_state) {
_btnEngagedState = true;
_btn_millis = millis(); // ready for debounce and Click and LongPress detection
if ( _pressFunction) _pressFunction();
_state_idx++;
} // if
break;
case 1: // debounce btn
if (millis() - _btn_millis > _pressDebounceTime) {
_state_idx++;
} // if
break;
case 2: // read btn - waiting for release
if( _toggleAsPush && ( millis() - _btn_millis > _toggleRestTime ) ) {
_active_state = !_active_state; // toggel to new state as the active state
}
// check to see if the button has been released
if (buttonLevel == !_active_state) { // the button has been released
_btnEngagedState = false;
_btn_millis = millis(); // ready for debounce
_state_idx++; // ready for debounce
if (_releaseFunction) _releaseFunction(); {
}// if
}
break;
case 3: // debounce btn
if (millis() - _btn_millis > _releaseDebounceTime) {
_state_idx = 0; // ready to register next push action
} // if
break;
default:
_state_idx = 0;
break;
} // switch
return;
} // check
void TTBOUNCE::update() {
uint8_t pinState = digitalRead(_pin);
// debounce
if (pinState != _currentPinUnstableState) {
_timestamp = millis();
} else if (millis() - _timestamp >= _debounceInterval) {
if (pinState != _currentPinState) {
_currentPinState = pinState;
if (read()) {
_previousHighStateTime = millis();
}
}
}
_currentPinUnstableState = pinState;
// states
switch (_state) {
case 0:
if (read() == HIGH) {
_state = 1;
_timestamp = millis(); // remember starting time
}
break;
case 1:
if (read() == LOW) {
_state = 2;
} else if ((read() == HIGH) && (millis() > _timestamp + _pressInterval)) {
if (_pressFunction)
_pressFunction();
_state = 4;
}
break;
case 2:
if (millis() > _timestamp + _clickInterval ||
(read() == LOW && !_doubleClickFunction)) {
if (_clickFunction)
_clickFunction();
_state = 0;
} else if (read() == HIGH) {
_state = 3;
}
break;
case 3:
if (read() == LOW) {
if (_doubleClickFunction)
_doubleClickFunction();
_state = 0;
}
break;
case 4:
if (read() == LOW) {
if (_releaseFunction)
_releaseFunction();
_state = 0;
} else {
if (_reTickFunction) {
if (millis() - _previousReTickTime > _reTickInterval) {
_reTickFunction();
_previousReTickTime = millis();
}
}
}
break;
}
}