漫談WinCE的手寫識(shí)別技術(shù)(二)

//The data type

//The scale type for the coordinate

enum ScaleType

{

SCALE_APPWND,

SCALE_SCREEN

};

//------------------------------------------------------------------------------

class CRecognizer

{

public:

BOOL InputStroke(POINT *lpPnt, int iCount, ScaleType scale);

CRecognizer();

virtual ~CRecognizer();

int GetCharacter(WCHAR *pWchar, int iCount);

BOOL EndRecognize();

BOOL BeginRecognize();

BOOL Initialize(HWND hWnd,const RECT *prcWnd,ScaleType scale);

protected:

HRC m_hrc;

HWXGUIDE m_hwxGuide;

HWND m_hWndRecog;

ALC m_alc;

#ifdef RECOGNIZE_FUNCTION_FROM_DLL

typedef BOOL (WINAPI *DLL_HWXCONFIG)(void);

typedef HRC (WINAPI *DLL_HWXCREATE)(HRC = NULL);

typedef BOOL (WINAPI *DLL_HWXSETGUIDE)(HRC ,HWXGUIDE*);

typedef BOOL (WINAPI *DLL_HWXALCVALID)(HRC,ALC);

typedef BOOL (WINAPI *DLL_HWXALCPRIORITY)(HRC,ALC);

typedef BOOL (WINAPI *DLL_HWXSETCONTEXT)(HRC,WCHAR);

typedef BOOL (WINAPI *DLL_HWXINPUT)(HRC,POINT*,UINT, DWORD);

typedef BOOL (WINAPI *DLL_HWXENDINPUT)(HRC);

typedef BOOL (WINAPI *DLL_HWXPROCESS)(HRC);

typedef INT (WINAPI *DLL_HWXRESULTSAVAILABLE)(HRC);

typedef INT32 (WINAPI *DLL_HWXGETRESULTS)(HRC, UINT, UINT, UINT, HWXRESULTS*);

typedef BOOL (WINAPI *DLL_HWXDESTROY)(HRC);

DLL_HWXCONFIG HWXCONFIG;

DLL_HWXCREATE HWXCREATE;

DLL_HWXSETGUIDE HWXSETGUIDE;

DLL_HWXALCVALID HWXALCVALID;

DLL_HWXALCPRIORITY HWXALCPRIORITY;

DLL_HWXSETCONTEXT HWXSETCONTEXT;

DLL_HWXINPUT HWXINPUT;

DLL_HWXPROCESS HWXPROCESS;

DLL_HWXRESULTSAVAILABLE HWXRESULTSAVAILABLE;

DLL_HWXGETRESULTS HWXGETRESULTS;

DLL_HWXDESTROY HWXDESTROY;

DLL_HWXENDINPUT HWXENDINPUT;

#endif //RECOGNIZE_FUNCTION_FROM_DLL

#ifdef RECOGNIZE_FUNCTION_FROM_LIB

#define HWXCONFIG(void) HwxConfig(void)

#define HWXCREATE(hrc) HwxCreate(hrc)

#define HWXSETGUIDE(hrc,lpGuide) HwxSetGuide(hrc,lpGuide)

#define HWXALCVALID(hrc,alc) HwxALCValid(hrc,alc)

#define HWXALCPRIORITY(hrc,alc) HwxALCPriority(hrc,alc)

#define HWXSETCONTEXT(hrc,wContext) HwxSetContext(hrc,wContext)

#define HWXINPUT(hrc,lppnt,upoints,timestamp) HwxInput(hrc,lppnt,upoints,timestamp)

#define HWXPROCESS(hrc) HwxProcess(hrc)

#define HWXRESULTSAVAILABLE(hrc) HwxResultsAvailable(hrc)

#define HWXGETRESULTS(hrc,cAlt,iFirst,cBoxRes,rgBoxResults) HwxGetResults(hrc,cAlt,iFirst,cBoxRes,rgBoxResults)

#define HWXDESTROY(hrc) HwxDestroy(hrc)

#define HWXENDINPUT(hrc) HwxEndInput(hrc)

#endif //RECOGNIZE_FUNCTION_FROM_LIB

};

//============================================================================================

#endif // !defined RECOGNIZER_H

//////////////////////////////////////////////////////////////////////

// Recognizer.cpp: implementation of the CRecognizer class. //

//////////////////////////////////////////////////////////////////////

#include stdafx.h

#include Recognizer.h

//----------------------------------------------------------------

//Macro define

//The default value of hwxGuide

#define DEFAULT_HWXGUIDE_CHORZBOX 1