ButtonSet.cpp

// ButtonSet.cpp
/*

Copyright (C) 2014 Bricolabs - http://bricolabs.cc

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
USA.

See LICENSE.txt for details

*/

#include "Configuration.h"
#include "ButtonSet.h"
#include "EventManager.h"
#include <Arduino.h>

//////////////////////////////////////////////////////////////////////

extern EventManager* EVENTS;

//////////////////////////////////////////////////////////////////////

ButtonSet::ButtonSet()
{
    for (int b = 0; b < 6; b++)
        this->_button_statuses[b] = 0;

    this->_current_millis = 0;
}

//////////////////////////////////////////////////////////////////////

void ButtonSet::init()
{
    EVENTS->add(this);
}

//////////////////////////////////////////////////////////////////////

void ButtonSet::pressed(BUTTON button)
{
    button--;
    if (_button_statuses[button] == 0)
    {
        _button_statuses[button] = _current_millis;
        EVENTS->indicateButtonPressed(button + 1);
    }
}

//////////////////////////////////////////////////////////////////////

void ButtonSet::released(BUTTON button)
{
    button--;

    if (_button_statuses[button] != 0)
    {
        uint32_t pressed_millis = _current_millis - _button_statuses[button];

        if (pressed_millis > BUTTON_MIN_PRESSED)
        {
            if (pressed_millis < BUTTON_LONG_PRESSED)
            {
                EVENTS->indicateButtonReleased(button + 1);
            }

            _button_statuses[button] = 0;
        }
    }
}

//////////////////////////////////////////////////////////////////////

void ButtonSet::tick(uint32_t micros)
{
    _current_millis = micros / 1000;

    // raise long-pressed events
    for (int b = 0; b < 6; b++)
    {
        if (_button_statuses[b] != 0)
        {
            uint32_t pressed_millis = _current_millis - _button_statuses[b];
            if (pressed_millis > BUTTON_LONG_PRESSED)
            {
                EVENTS->indicateButtonLongReleased(b + 1);
                _button_statuses[b] = 0;
            }
        }
    }

    scanButtons();
}

//////////////////////////////////////////////////////////////////////

// EOF