#ifndef __WPAD_H__
#define __WPAD_H__

#include <gctypes.h>
#include <wiiuse/wiiuse.h>

#define WPAD_MAX_IR_DOTS						4
											
enum {
	WPAD_CHAN_ALL = -1,
	WPAD_CHAN_0,
	WPAD_CHAN_1,
	WPAD_CHAN_2,
	WPAD_CHAN_3,
	WPAD_MAX_WIIMOTES,
};
											
#define WPAD_BUTTON_2							0x0001
#define WPAD_BUTTON_1							0x0002
#define WPAD_BUTTON_B							0x0004
#define WPAD_BUTTON_A							0x0008
#define WPAD_BUTTON_MINUS						0x0010
#define WPAD_BUTTON_HOME						0x0080
#define WPAD_BUTTON_LEFT						0x0100
#define WPAD_BUTTON_RIGHT						0x0200
#define WPAD_BUTTON_DOWN						0x0400
#define WPAD_BUTTON_UP							0x0800
#define WPAD_BUTTON_PLUS						0x1000
											
#define WPAD_NUNCHUK_BUTTON_Z					(0x0001<<16)
#define WPAD_NUNCHUK_BUTTON_C					(0x0002<<16)
											
#define WPAD_CLASSIC_BUTTON_UP					(0x0001<<16)
#define WPAD_CLASSIC_BUTTON_LEFT				(0x0002<<16)
#define WPAD_CLASSIC_BUTTON_ZR					(0x0004<<16)
#define WPAD_CLASSIC_BUTTON_X					(0x0008<<16)
#define WPAD_CLASSIC_BUTTON_A					(0x0010<<16)
#define WPAD_CLASSIC_BUTTON_Y					(0x0020<<16)
#define WPAD_CLASSIC_BUTTON_B					(0x0040<<16)
#define WPAD_CLASSIC_BUTTON_ZL					(0x0080<<16)
#define WPAD_CLASSIC_BUTTON_FULL_R				(0x0200<<16)
#define WPAD_CLASSIC_BUTTON_PLUS				(0x0400<<16)
#define WPAD_CLASSIC_BUTTON_HOME				(0x0800<<16)
#define WPAD_CLASSIC_BUTTON_MINUS				(0x1000<<16)
#define WPAD_CLASSIC_BUTTON_FULL_L				(0x2000<<16)
#define WPAD_CLASSIC_BUTTON_DOWN				(0x4000<<16)
#define WPAD_CLASSIC_BUTTON_RIGHT				(0x8000<<16)

#define WPAD_GUITAR_HERO_3_BUTTON_STRUM_UP		(0x0001<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_YELLOW		(0x0008<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_GREEN			(0x0010<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_BLUE			(0x0020<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_RED			(0x0040<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_ORANGE		(0x0080<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_PLUS			(0x0400<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_MINUS			(0x1000<<16)
#define WPAD_GUITAR_HERO_3_BUTTON_STRUM_DOWN	(0x4000<<16)

enum {
	WPAD_EXP_NONE = 0,
	WPAD_EXP_NUNCHUK,
	WPAD_EXP_CLASSIC,
	WPAD_EXP_GUITARHERO3,
	WPAD_EXP_UNKNOWN = 255
};

enum {
	WPAD_FMT_BTNS = 0,
	WPAD_FMT_BTNS_ACC,
	WPAD_FMT_BTNS_ACC_IR
};

enum {
	WPAD_STATE_DISABLED,
	WPAD_STATE_ENABLING,
	WPAD_STATE_ENABLED
};

#define WPAD_ERR_NONE							0
#define WPAD_ERR_NO_CONTROLLER					-1
#define WPAD_ERR_NOT_READY						-2
#define WPAD_ERR_TRANSFER						-3
#define WPAD_ERR_NONEREGISTERED					-4
#define WPAD_ERR_UNKNOWN						-5
#define WPAD_ERR_BAD_CHANNEL					-6
#define WPAD_ERR_QUEUE_EMPTY					-7
#define WPAD_ERR_BADVALUE						-8

#define WPAD_DATA_BUTTONS						0x01
#define WPAD_DATA_ACCEL							0x02
#define WPAD_DATA_EXPANSION						0x04
#define WPAD_DATA_IR							0x08

#define WPAD_THRESH_IGNORE						-1
#define WPAD_THRESH_ANY							0
#define WPAD_THRESH_DEFAULT_BUTTONS				0
#define WPAD_THRESH_DEFAULT_IR					WPAD_THRESH_IGNORE
#define WPAD_THRESH_DEFAULT_ACCEL				5
#define WPAD_THRESH_DEFAULT_JOYSTICK			2

#ifdef __cplusplus
   extern "C" {
#endif /* __cplusplus */

typedef struct _wpad_data
{
	s16 err;

	u32 data_present;

	u32 btns_h;
	u32 btns_l;
	u32 btns_d;
	u32 btns_u;

	struct ir_t ir;
	struct vec3w_t accel;
	struct orient_t orient;
	struct gforce_t gforce;
	struct expansion_t exp;
} WPADData;

typedef void (*WPADDataCallback)(s32 chan, const WPADData *data);
typedef void (*WPADShutdownCallback)(s32 chan);

s32 WPAD_Init();
s32 WPAD_ReadEvent(s32 chan, WPADData *data);
s32 WPAD_DroppedEvents(s32 chan);
s32 WPAD_Flush(s32 chan);
s32 WPAD_ReadPending(s32 chan, WPADDataCallback datacb);
s32 WPAD_SetDataFormat(s32 chan, s32 fmt);
s32 WPAD_SetVRes(s32 chan,u32 xres,u32 yres);
s32 WPAD_GetStatus();
s32 WPAD_Probe(s32 chan,u32 *type);
s32 WPAD_SetEventBufs(s32 chan, WPADData *bufs, u32 cnt);
s32 WPAD_Disconnect(s32 chan);
void WPAD_Shutdown();
void WPAD_SetIdleTimeout(u32 seconds);
void WPAD_SetPowerButtonCallback(WPADShutdownCallback cb);
void WPAD_SetBatteryDeadCallback(WPADShutdownCallback cb);
s32 WPAD_ScanPads();
s32 WPAD_Rumble(s32 chan, int status);
s32 WPAD_SetIdleThresholds(s32 chan, s32 btns, s32 ir, s32 accel, s32 js);
WPADData *WPAD_Data(int chan);
u32 WPAD_ButtonsUp(int chan);
u32 WPAD_ButtonsDown(int chan);
u32 WPAD_ButtonsHeld(int chan);
void WPAD_IR(int chan, struct ir_t *ir);
void WPAD_Orientation(int chan, struct orient_t *orient);
void WPAD_GForce(int chan, struct gforce_t *gforce);
void WPAD_Accel(int chan, struct vec3w_t *accel);
void WPAD_Expansion(int chan, struct expansion_t *exp);

#ifdef __cplusplus
   }
#endif /* __cplusplus */

#endif