/*****************************************************************************

    source::worx libPiGPio
    Copyright © 2022 c.holzheuer
    chris@sourceworx.org

    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.

    Uses:

    pigpiod_if2 by joan2937, pigpio @ abyz.me.uk
    https://abyz.me.uk/rpi/pigpio

    sigslot  by 2017 Pierre-Antoine Lacaze
    https://github.com/palacaze/sigslot

***************************************************************************/


#include <iostream>
#include <pigbutton.h>


pigButton::pigButton()
{

}


pigButton::pigButton( pigpio::bcm_t bcmNo )

{
   init(  bcmNo );
}


pigButton::~pigButton()
{

}


void pigButton::init( pigpio::bcm_t bcmNo )
{
    _pinIn.init( bcmNo, pull_up );
    //pinIn.set_callback( this, rising );
    _pinIn.set_callback( this, falling );
    _pinIn.set_glitch_filter( 500 );
}


void pigButton::change_state( bool newState )
{
    if( newState == state() )
        return;
    set_state( newState );
    sigState( _state );
    //_pinOut.set_level( _state );
}


void pigButton::trigger( pigpio::bcm_t, uint32_t )
{
     //std::cout << "pigButton::trigger: " << (uint32_t) bcm << " : " << level << std::endl;
     change_state( !state() );
}