HID.h

#pragma once

#include <LUFA/Drivers/USB/USB.h>
#include "LUFADescriptors.h"

#include "Common.h"

#define HAT_TOP 0x00
#define HAT_TOP_RIGHT 0x01
#define HAT_RIGHT 0x02
#define HAT_BOTTOM_RIGHT 0x03
#define HAT_BOTTOM 0x04
#define HAT_BOTTOM_LEFT 0x05
#define HAT_LEFT 0x06
#define HAT_TOP_LEFT 0x07
#define HAT_CENTER 0x08

#define STICK_MIN 0
#define STICK_CENTER 128
#define STICK_MAX 255

#define ECHO_INTERVAL 2

// Type Defines
// Enumeration for joystick buttons.
typedef enum
{
	SWITCH_Y = 0x01,
	SWITCH_B = 0x02,
	SWITCH_A = 0x04,
	SWITCH_X = 0x08,
	SWITCH_L = 0x10,
	SWITCH_R = 0x20,
	SWITCH_ZL = 0x40,
	SWITCH_ZR = 0x80,
	SWITCH_MINUS = 0x100,
	SWITCH_PLUS = 0x200,
	SWITCH_LCLICK = 0x400,
	SWITCH_RCLICK = 0x800,
	SWITCH_HOME = 0x1000,
	SWITCH_CAPTURE = 0x2000,
} JoystickButtons_t;

// Joystick HID report structure. We have an input and an output.
typedef struct
{
	uint16_t Button; // 16 buttons; see JoystickButtons_t for bit mapping
	uint8_t HAT;	 // HAT switch; one nibble w/ unused nibble
	uint8_t LX;		 // Left  Stick X
	uint8_t LY;		 // Left  Stick Y
	uint8_t RX;		 // Right Stick X
	uint8_t RY;		 // Right Stick Y
	uint8_t VendorSpec;
} USB_JoystickReport_Input_t;

// The output is structured as a mirror of the input.
// This is based on initial observations of the Pokken Controller.
typedef struct
{
	uint16_t Button; // 16 buttons; see JoystickButtons_t for bit mapping
	uint8_t HAT;	 // HAT switch; one nibble w/ unused nibble
	uint8_t LX;		 // Left  Stick X
	uint8_t LY;		 // Left  Stick Y
	uint8_t RX;		 // Right Stick X
	uint8_t RY;		 // Right Stick Y
} USB_JoystickReport_Output_t;

//extern volatile USB_JoystickReport_Input_t next_report;
//extern volatile uint8_t echo_ms;

void HIDInit(void);
void HIDTick(void);
void HIDTask(void);

void EVENT_USB_Device_Connect(void);
void EVENT_USB_Device_Disconnect(void);
void EVENT_USB_Device_ConfigurationChanged(void);
void EVENT_USB_Device_ControlRequest(void);

void ResetReport(void);
void SetButtons(const uint16_t Button);
void PressButtons(const uint16_t Button);
void ReleaseButtons(const uint16_t Button);
void SetHATSwitch(const uint8_t HAT);
void SetLeftStick(const uint8_t LX, const uint8_t LY);
void SetRightStick(const uint8_t RX, const uint8_t RY);