GpioButton.h

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#ifndef MFRAME_DC19082F_5FB1_4E3C_BBC8_C76487FFFC72
#define MFRAME_DC19082F_5FB1_4E3C_BBC8_C76487FFFC72
 
/* ***************************************************************************************
 * Include
 */
 
//----------------------------------------------------------------------------------------
#include "./../../hal/digital/GeneralInput.h"
#include "./../lang/Object.h"
#include "./../lang/Updatable.h"
#include "./../util/ElapsedTimer.h"
 
//----------------------------------------------------------------------------------------
 
/* ***************************************************************************************
 * Namespace
 */
namespace ufm::hw {
  class GpioButton;
}  // namespace ufm::hw
 
/* ***************************************************************************************
 * Class/Interface/Struct/Enum
 */
 
class ufm::hw::GpioButton : public ufm::lang::Object, public ufm::lang::Updatable {
  /* *************************************************************************************
   * Class/Interface/Struct/Enum
   */
 public:
  struct Event;
  /* *************************************************************************************
   * Variable
   */
 private:
  hal::digital::GeneralInput& vPin;                      
  ufm::util::ElapsedTimer     vTimer;                    
  Event*                      vEvent;                    
  uint32                      vDebounceMillicroseconds;  
  bool                        vLastRead  = false;        
  bool                        vLastState = false;        
  bool                        vInverted  = false;        
 
  /* *************************************************************************************
   * Abstract Method
   */
 
  /* *************************************************************************************
   * Construct Method
   */
 public:
  GpioButton(hal::digital::GeneralInput& pin,
             uint32                      debounceMillicroseconds = 5000,
             bool                        inverted                = false);
 
  virtual ~GpioButton(void) override;
 
  /* *************************************************************************************
   * Operator Method
   */
 
  /* *************************************************************************************
   * Override - ufm::lang::Updatable
   */
 public:
  virtual void update(void) override;
 
  /* *************************************************************************************
   * Public Method
   */
 public:
  GpioButton& setEvent(Event* event);
 
  GpioButton& setInverted(bool inverted);
 
  /* *************************************************************************************
   * Protected Method
   */
 
  /* *************************************************************************************
   * Private Method
   */
 
  /* *************************************************************************************
   * Static Variable
   */
 
  /* *************************************************************************************
   * Static Method
   */
};
 
struct ufm::hw::GpioButton::Event {
  /* *************************************************************************************
   * Method
   */
  
  virtual void onPressed(void) abstract;
 
  virtual void onReleased(void) abstract;
};
 
/* ***************************************************************************************
 * End of file
 */
 
#endif /* MFRAME_DC19082F_5FB1_4E3C_BBC8_C76487FFFC72 */