arduino-joystick/Joystick.h

65 lines
1.5 KiB
C++

#ifndef _JOYSTICK_H_
#define _JOYSTICK_H_
#include <Arduino.h>
// If you're using the arduino-big-joystick firmware, these numbers can't be
// changed. If you're writing your own Report Descriptor, tune these to match by
// defining them *before* you include Joystick.h.
#ifndef JOYSTICK_NUM_AXES
#define JOYSTICK_NUM_AXES 8
#endif
#ifndef JOYSTICK_NUM_BUTTONS
#define JOYSTICK_NUM_BUTTONS 40
#endif
#define JOYSTICK_NUM_BYTES (JOYSTICK_NUM_BUTTONS+7)/8
enum ButtonType {
BUTTON_MAINTAINED,
BUTTON_PULSED,
BUTTON_PULSED_DOUBLE_ACTION
};
typedef struct JoyReport {
int16_t axis[JOYSTICK_NUM_AXES];
uint8_t button[JOYSTICK_NUM_BYTES];
} ;
bool operator ==(JoyReport a, JoyReport b);
bool operator !=(JoyReport a, JoyReport b);
class Joystick {
public:
Joystick(bool debug=false);
void Init();
void Update();
void AddButton(uint8_t pin, ButtonType type, bool pullup=false);
void AddAxis(uint8_t pin);
// These functions are deprecated and may become private in a future
// version. Prefer the above API instead.
void SetAxis(uint8_t axis, int16_t value);
void PressButton(uint8_t button);
void ReleaseButton(uint8_t button);
void ReleaseAllButtons();
void Write();
private:
struct {
uint8_t pin;
ButtonType type;
uint8_t last_state;
} _buttons[JOYSTICK_NUM_BUTTONS];
uint8_t _num_buttons;
bool _have_pulsed_button;
uint8_t _axes[JOYSTICK_NUM_AXES];
uint8_t _num_axes;
JoyReport _joyReport;
bool _debug;
};
#endif