Input Manager

libs/hardware/InputManager/include/InputManager.h

@@ -0,0 +1,59 @@
+#ifndef INPUT_MANAGER_H
+#define INPUT_MANAGER_H
+
+#include <Arduino.h>
+
+class InputManager {
+ public:
+  InputManager();
+  void begin();
+  uint8_t getState();
+  void update();
+  bool isPressed(uint8_t buttonIndex);
+  bool wasPressed(uint8_t buttonIndex);
+  bool wasReleased(uint8_t buttonIndex);
+
+  // Button indices
+  static const uint8_t BTN_BACK = 0;
+  static const uint8_t BTN_CONFIRM = 1;
+  static const uint8_t BTN_LEFT = 2;
+  static const uint8_t BTN_RIGHT = 3;
+  static const uint8_t BTN_UP = 4;
+  static const uint8_t BTN_DOWN = 5;
+  static const uint8_t BTN_POWER = 6;
+
+  // Power button methods
+  bool isPowerButtonPressed();
+
+  // Button names
+  static const char* getButtonName(uint8_t buttonIndex);
+
+ private:
+  int getButtonFromADC(int adcValue, const int thresholds[], int numButtons);
+
+  uint8_t currentState;
+  uint8_t lastState;
+  uint8_t pressedEvents;
+  uint8_t releasedEvents;
+  unsigned long lastDebounceTime;
+  unsigned long powerButtonPressStart;
+  bool powerButtonWasPressed;
+
+  static const int BUTTON_ADC_PIN_1 = 1;
+  static const int NUM_BUTTONS_1 = 4;
+  static const int ADC_THRESHOLDS_1[];
+
+  static const int POWER_BUTTON_PIN = 3;
+
+  static const int BUTTON_ADC_PIN_2 = 2;
+  static const int NUM_BUTTONS_2 = 2;
+  static const int ADC_THRESHOLDS_2[];
+
+  static const int ADC_TOLERANCE = 200;
+  static const int ADC_NO_BUTTON = 3800;
+  static const unsigned long DEBOUNCE_DELAY = 5;
+
+  static const char* BUTTON_NAMES[];
+};
+
+#endif