?»??»?#ifndef __HCT_H__
#define __HCT_H__

#ifdef __cplusplus
extern "C"
{
#endif

typedef DWORD	HCTERR;
typedef void (*PFNHCTNOTIFY)( UINT nNotify, DWORD dwData );

#ifdef HCT_EXPORTS
#define HCTAPI __declspec(dllexport) WINAPI
#else
#define HCTAPI __declspec(dllimport) WINAPI
#endif

#define HCT_MAKEVERSION(Major, Minor, Build )	\
			MAKELONG( MAKEWORD( 0, Build ), MAKEWORD( Minor, Major ))

#define HCT_VERSION						HCT_MAKEVERSION( 1, 1, 19 )  //the PNTRoute version

#define IN
#define OUT

// Port specfications
#define HCT_PORT_USB				((unsigned) -1)
#define HCT_PORT_NONE					0x0
#define HCT_PORT_COM1					0x1
#define HCT_PORT_COM2					0x2
#define HCT_PORT_COM3					0x3
#define HCT_PORT_COM4					0x4
#define HCT_PORT_COM5					0x5
#define HCT_PORT_COM6					0x6
#define HCT_PORT_COM7					0x7
#define HCT_PORT_COM8					0x8


#define HCT_ISPENEVENT(x)			((((x) >= HCT_EVT_PENEVENTS_BEGIN) && \
 								((x) <= HCT_EVT_PENEVENTS_END))  ? TRUE : FALSE )

// Event related macros
#define HCT_EVT_PENEVENTS_BEGIN 0x0001
#define HCT_EVT_PENDOWN			    0x0001
#define HCT_EVT_PENMOVE			    0x0002
#define HCT_EVT_PENUP			      0x0003
#define HCT_EVT_PENEVENTS_END	  0x0007
#define HCT_EVT_LOWSIGNAL		    0x0008
#define HCT_EVT_COLOR			      0x0009
#define HCT_EVT_BATTERYSTATUS	  0x0010
#define HCT_EVT_VBUTTONDOWN		  0x0011
#define HCT_EVT_CONNECT			    0x0012
#define HCT_EVT_DISCONNECT		  0x0013
#define HCT_EVT_LOSTFOCUS		    0x0014
#define HCT_EVT_SETFOCUS		    0x0015
#define HCT_EVT_PORTCHANGED		  0x0016
#define HCT_EVT_MNTINDRAWING  	0x0017

// HctPortOpen Flags
#define HCT_PORTOPENFLAG_AUTODETECT			0x100
#define HCT_PORTOPENFLAG_LASTPORT			0x200

// Get/Set Parameters
#define HCT_PARAM_VBUTTON			0x001	// Virtual Button enable
#define HCT_PARAM_PORT				0x002	// Used port
#define HCT_PARAM_BATTERYSTATUS		0x003	// Battery Status
#define HCT_PARAM_FIRMWARE			0x004	// Firmware version

// HCT_EVT_BATTERYSTATUS XPos Parameter
#define HCT_BS_LOW					0x00
#define HCT_BS_NORMAL				0x0F

// Set Parameters values
#define HCT_PARAM_ENABLEVBUTTONS			1


#define HCT_ERR_SEVERITY    ((ULONG) 3 << 30)       // Bits 30 and 31
#define HCT_ERR_FACILITY		0x100
#define HCT_ERR_CUSTOMBIT		((ULONG) 1 << 29)				// Bit 29
#define HCT_ERR_BASE			(((ULONG)HCT_ERR_FACILITY << 16) | HCT_ERR_CUSTOMBIT | HCT_ERR_SEVERITY)

// Error Codes

#define HCT_ERR_SUCCESS						0x0
#define HCT_ERR_GENERALERROR				(HCT_ERR_BASE + 0x00)
#define HCT_ERR_INVALIDPARAM				(HCT_ERR_BASE + 0x01)
#define HCT_ERR_UNABLETOOPENPORT			(HCT_ERR_BASE + 0x02)
#define HCT_ERR_SERVERNOTRESPONDING			(HCT_ERR_BASE + 0x03)
#define HCT_ERR_PORTALREADYOPEN				(HCT_ERR_BASE + 0x04)
#define	HCT_ERR_INSUFFICIENTBUFFERSIZE		(HCT_ERR_BASE + 0x05)
#define HCT_ERR_UNSUPPORTEDDEVICEFOUND		(HCT_ERR_BASE + 0x06)
#define HCT_ERR_MNTINDRAWING    			(HCT_ERR_BASE + 0x07)
#define HCT_ERR_USERCANCELED    			(HCT_ERR_BASE + 0x08)
#define HCT_ERR_NOTINITIALIZED				(HCT_ERR_BASE + 0x09)
#define HCT_ERR_NOMOREEVENTS				(HCT_ERR_BASE + 0x40)
#define HCT_WRN_HARDWARENOTDETECTED			(HCT_ERR_BASE + 0x81)
#define HCT_ERR_NOTSUPPORTED				(HCT_ERR_BASE + 0xFF)


// Smoothing (HCTSmoothStroke() flags)
#define	HCT_SMOOTH_IIR								1
#define HCT_SMOOTH_ADDDOTS						2
#define HCT_SMOOTH_BIGXY							4
#define	HCT_SMOOTH_BEST								(HCT_SMOOTH_IIR | HCT_SMOOTH_ADDDOTS | HCT_SMOOTH_BIGXY)
// For future use: Do not use _ALL, Use HCT_SMOOTH_BEST to apply best result.
#define	HCT_SMOOTH_ALL								(HCT_SMOOTH_IIR | HCT_SMOOTH_ADDDOTS | HCT_SMOOTH_BIGXY)


// Denotes an invalid Receiver ID number
#define RID_INVALID						((RECEIVERID) (-1))

typedef struct
{
	DWORD dwSize;
	DWORD dwFlags;
	DWORD Reserved1;
	DWORD Reserved2;
	PFNHCTNOTIFY pfnHCTNotify;
	DWORD uMessage;
	HWND hWnd;
} HCTRECEIVER;//, *PHCTRECEIVER;


typedef struct
{
	USHORT uEvent;
	SHORT XPos;
	SHORT YPos;
} HCTEVENT, *PHCTEVENT;

typedef struct
{
	IN DWORD dwSize;									// Set to sizeof(HCTVERSION)
	OUT DWORD dwHctVer;									// HCTVersion
	OUT DWORD dwProductId;								// Product Identifier
	OUT DWORD dwFirmwareVer;							// Firmware Version
	OUT DWORD dwPadVer;									// PCNTPad Version
} HCTVERSION_V1, *PHCTVERSION_V1;

typedef struct
{
	IN DWORD dwSize;									  // Set to sizeof(HCTVERSION)
	OUT DWORD dwHctVer;									// HCTVersion
	OUT DWORD dwProductId;							// Product Identifier
	OUT DWORD dwFirmwareVer;						// Firmware Version
	OUT DWORD dwPadVer;									// PCNTPad Version
	OUT DWORD dwAnalogProductId;				// Analog Product Identifier
	OUT DWORD dwAnalogFirmwareVer;			// Analog Version
} HCTVERSION_V2, *PHCTVERSION_V2;

#define HCTVERSION HCTVERSION_V2
#define PHCTVERSION PHCTVERSION_V2

//Flags for RECEIVERINFO
#define HCT_RECEIVERFLAG_DEFAULT				0x1

struct RECEIVERINFO
{
	DWORD dwSize;							// Set to structure size
	DWORD dwFlags;
	HWND hWnd;							// Notification Window
	UINT uMessage;						// Using message number
};

typedef DWORD					RECEIVERID;
#define HCT_RID_INVALID			((RECEIVERID) -1)


// Prototypes

// Initiailizations
HCTERR HCTAPI HCTInitEx (DWORD IN Version);
HCTERR HCTAPI HCTClose ();

// Ports
HCTERR HCTAPI HCTPortOpen ( IN DWORD uPort, IN DWORD dwFlags, DWORD dwReserved );
HCTERR HCTAPI HCTPortClose ();
BOOL HCTAPI HCTIsConnected ();

// Registration
HCTERR HCTAPI HCTRegisterReceiver ( IN RECEIVERINFO *pReceiver, OUT RECEIVERID *pRID );
HCTERR HCTAPI HCTUnregisterReceiver ( IN RECEIVERID rid );

// Focus
RECEIVERID HCTAPI HCTGetFocus ();
HCTERR HCTAPI HCTSetFocus ( IN RECEIVERID rid );
HCTERR HCTAPI HCTRemoveFocus ( IN RECEIVERID rid );

// Events
HCTERR HCTAPI HCTGetEvent ( IN RECEIVERID rid, OUT HCTEVENT *pEvt );
HCTERR HCTAPI HCTGetEvents ( IN RECEIVERID rid, OUT HCTEVENT *pEvt, IN OUT UINT *nCount );

// Miscellenous
HCTERR HCTAPI HCTGetVersion( IN OUT PHCTVERSION pHctVer );
HCTERR HCTAPI HCTGetParameter (IN RECEIVERID rid,IN UINT uParam, OUT DWORD *pValue );
HCTERR HCTAPI HCTSetParameter (IN RECEIVERID rid,IN UINT uParam, IN DWORD value );
HCTERR HCTAPI HCTSmoothStroke ( IN POINT *pInStroke, IN UINT nInCount, 
							    IN OUT POINT *pOutStroke, IN OUT UINT *pnOutCount, 
								DWORD dwFlags );

#ifdef __cplusplus
	}	// extern "C"
#endif

#endif // __HCT_H__