InputHandler Class Reference

Collaboration diagram for InputHandler:

Public Member Functions
void	Init (Gpio *btn1, Gpio *btn2, PWM *buzzer, CompGuiX *gui, ModeManager *mode_manager, std::function< void()> onStopwatchToggle, std::function< void()> onTimerStop)

Private Attributes
ModeManager *	mode_manager_ = nullptr
CompGuiX *	gui_ = nullptr
PWM *	buzzer_ = nullptr
std::function< void()>	onStopwatchToggle_
std::function< void()>	onTimerStop_
std::binary_semaphore	gpio_int_sem_1_ {0}
std::binary_semaphore	gpio_int_sem_2_ {0}

Detailed Description

Definition at line 13 of file input_handler.hpp.

Member Function Documentation

Init()

void InputHandler::Init ( Gpio *  btn1, Gpio *  btn2, PWM *  buzzer, CompGuiX *  gui, ModeManager *  mode_manager, std::function< void()>  onStopwatchToggle, std::function< void()>  onTimerStop  )

inline

Definition at line 16 of file input_handler.hpp.

                                             {
    mode_manager_ = mode_manager;
    gui_ = gui;
    buzzer_ = buzzer;
    onStopwatchToggle_ = std::move(onStopwatchToggle);
    onTimerStop_ = std::move(onTimerStop);
 
    // Configure Button 1 interrupt callback:
    // - Switches to next mode
    // - Disables sand animation (if any)
    // - Plays a short beep
    btn1->EnableInterruptRisingEdgeWithCallback([this]() {
      gpio_int_sem_1_.release();  // Release semaphore to indicate interrupt
      mode_manager_->NextMode();  // Cycle to the next mode
      gui_->SandDisable();        // Turn off sand effect
      std::cout << "Button 1\n";
      buzzer_->PlayNote(PWM::NoteName::C, 7, 50);  // Feedback sound
    });
 
    // Configure Button 2 interrupt callback:
    // - Plays a short beep
    // - Depending on the current mode:
    //     - In stopwatch mode: toggle start/stop
    //     - In timer mode: stop timer and disable sand animation
    btn2->EnableInterruptRisingEdgeWithCallback([this]() {
      gpio_int_sem_2_.release();  // Release semaphore to indicate interrupt
      std::cout << "Button 2\n";
      buzzer_->PlayNote(PWM::NoteName::C, 7, 50);  // Feedback sound
 
      auto mode = mode_manager_->GetMode();
      if (mode == ModeManager::Mode::STOPWATCH) {
        onStopwatchToggle_();  // Toggle stopwatch (start/stop)
      } else if (mode == ModeManager::Mode::TIMER &&
                 mode_manager_->IsTimerRunning()) {
        onTimerStop_();       // Stop timer
        gui_->SandDisable();  // Stop sand animation
      }
    });
  }

Field Documentation

buzzer_

PWM* InputHandler::buzzer_ = nullptr

private

Definition at line 61 of file input_handler.hpp.

gpio_int_sem_1_

std::binary_semaphore InputHandler::gpio_int_sem_1_ {0}

private

Definition at line 68 of file input_handler.hpp.

{0};

gpio_int_sem_2_

std::binary_semaphore InputHandler::gpio_int_sem_2_ {0}

private

Definition at line 69 of file input_handler.hpp.

{0};

gui_

CompGuiX* InputHandler::gui_ = nullptr

private

Definition at line 60 of file input_handler.hpp.

mode_manager_

ModeManager* InputHandler::mode_manager_ = nullptr

private

Definition at line 59 of file input_handler.hpp.

onStopwatchToggle_

std::function<void()> InputHandler::onStopwatchToggle_

private

Definition at line 63 of file input_handler.hpp.

onTimerStop_

std::function<void()> InputHandler::onTimerStop_

private

Definition at line 64 of file input_handler.hpp.

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The documentation for this class was generated from the following file:

• src/controller/input_handler.hpp