Andrew's git - arduino-weather.git/blob - libraries/Mitov/Mitov

   1////////////////////////////////////////////////////////////////////////////////
   2//                                                                            //
   3//     This software is supplied under the terms of a license agreement or    //
   4//     nondisclosure agreement with Mitov Software and may not be copied      //
   5//     or disclosed except in accordance with the terms of that agreement.    //
   6//         Copyright(c) 2002-2016 Mitov Software. All Rights Reserved.        //
   7//                                                                            //
   8////////////////////////////////////////////////////////////////////////////////
   9
  10#ifndef _MITOV_BUTTON_h
  11#define _MITOV_BUTTON_h
  12
  13#include <Mitov.h>
  14
  15namespace Mitov
  16{
  17        class Button : public Mitov::CommonFilter
  18        {
  19                typedef Mitov::CommonFilter inherited;
  20
  21        protected:
  22                unsigned long   FLastTime = 0;
  23                bool    FLastValue = false;
  24                bool    FValue = false;
  25
  26        public:
  27                uint32_t        DebounceInterval = 50;
  28
  29        protected:
  30                virtual void DoReceive( void *_Data )
  31                {
  32                        bool AValue = *( bool *)_Data;
  33                        if( AValue != FLastValue )
  34                                FLastTime = millis();
  35
  36                        FLastValue = AValue;
  37                }
  38
  39                virtual void SystemLoopBegin( unsigned long currentMicros )
  40                {
  41                        if( FValue != FLastValue )
  42                                if( millis() - FLastTime > DebounceInterval )
  43                                {
  44                                        FValue = FLastValue;
  45                                        OutputPin.Notify( &FValue );
  46                                }
  47
  48                        inherited::SystemLoopBegin( currentMicros );
  49                }
  50
  51        };
  52}
  53
  54#endif