/*

    SDL - Simple DirectMedia Layer

    Copyright (C) 1997-2011 Sam Lantinga

    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Lesser General Public

    License as published by the Free Software Foundation; either

    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public

    License along with this library; if not, write to the Free Software

    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga

    slouken@libsdl.org

*/

#include "SDL_config.h"

#ifndef _SDL_windowsvideo_h

#define _SDL_windowsvideo_h

#include "../SDL_sysvideo.h"

#include "../../core/windows/SDL_windows.h"

#if defined(_MSC_VER) && !defined(_WIN32_WCE)

#include <msctf.h>

#else

#include "SDL_msctf.h"

#endif

#include <imm.h>

#define MAX_CANDLIST    10

#define MAX_CANDLENGTH  256

#include "SDL_windowsclipboard.h"

#include "SDL_windowsevents.h"

#include "SDL_windowskeyboard.h"

#include "SDL_windowsmodes.h"

#include "SDL_windowsmouse.h"

#include "SDL_windowsopengl.h"

#include "SDL_windowswindow.h"

#include "SDL_events.h"

#include "SDL_loadso.h"

#if WINVER < 0x0601

/* Touch input definitions */

#define TWF_FINETOUCH	1

#define TWF_WANTPALM	2

#define TOUCHEVENTF_MOVE 0x0001

#define TOUCHEVENTF_DOWN 0x0002

#define TOUCHEVENTF_UP   0x0004

DECLARE_HANDLE(HTOUCHINPUT);

typedef struct _TOUCHINPUT {

	LONG      x;

	LONG      y;

	HANDLE    hSource;

	DWORD     dwID;

	DWORD     dwFlags;

	DWORD     dwMask;

	DWORD     dwTime;

	ULONG_PTR dwExtraInfo;

	DWORD     cxContact;

	DWORD     cyContact;

} TOUCHINPUT, *PTOUCHINPUT;

#endif /* WINVER < 0x0601 */

typedef BOOL  (*PFNSHFullScreen)(HWND, DWORD);

typedef void  (*PFCoordTransform)(SDL_Window*, POINT*);

typedef struct  

{

    void **lpVtbl;

    int refcount;

    void *data;

} TSFSink;

/* Definition from Win98DDK version of IMM.H */

typedef struct tagINPUTCONTEXT2 {

    HWND hWnd;

    BOOL fOpen;

    POINT ptStatusWndPos;

    POINT ptSoftKbdPos;

    DWORD fdwConversion;

    DWORD fdwSentence;

    union {

        LOGFONTA A;

        LOGFONTW W;

    } lfFont;

    COMPOSITIONFORM cfCompForm;

    CANDIDATEFORM cfCandForm[4];

    HIMCC hCompStr;

    HIMCC hCandInfo;

    HIMCC hGuideLine;

    HIMCC hPrivate;

    DWORD dwNumMsgBuf;

    HIMCC hMsgBuf;

    DWORD fdwInit;

    DWORD dwReserve[3];

} INPUTCONTEXT2, *PINPUTCONTEXT2, NEAR *NPINPUTCONTEXT2, FAR *LPINPUTCONTEXT2;

/* Private display data */

typedef struct SDL_VideoData

{

    int render;

#ifdef _WIN32_WCE

    void* hAygShell;

    PFNSHFullScreen SHFullScreen;

    PFCoordTransform CoordTransform;

#endif

    const SDL_Scancode *key_layout;

	DWORD clipboard_count;

	/* Touch input functions */

	void* userDLL;

	BOOL (WINAPI *CloseTouchInputHandle)( HTOUCHINPUT );

	BOOL (WINAPI *GetTouchInputInfo)( HTOUCHINPUT, UINT, PTOUCHINPUT, int );

	BOOL (WINAPI *RegisterTouchWindow)( HWND, ULONG );

    SDL_bool ime_com_initialized;

    struct ITfThreadMgr *ime_threadmgr;

    SDL_bool ime_initialized;

    SDL_bool ime_enabled;

    SDL_bool ime_available;

    HWND ime_hwnd_main;

    HWND ime_hwnd_current;

    HIMC ime_himc;

    WCHAR ime_composition[SDL_TEXTEDITINGEVENT_TEXT_SIZE];

    WCHAR ime_readingstring[16];

    int ime_cursor;

    SDL_bool ime_candlist;

    WCHAR ime_candidates[MAX_CANDLIST][MAX_CANDLENGTH];

    DWORD ime_candcount;

    DWORD ime_candref;

    DWORD ime_candsel;

    UINT ime_candpgsize;

    int ime_candlistindexbase;

    SDL_bool ime_candvertical;

    SDL_bool ime_dirty;

    SDL_Rect ime_rect;

    SDL_Rect ime_candlistrect;

    int ime_winwidth;

    int ime_winheight;

    HKL ime_hkl;

    void* ime_himm32;

    UINT (WINAPI *GetReadingString)(HIMC himc, UINT uReadingBufLen, LPWSTR lpwReadingBuf, PINT pnErrorIndex, BOOL *pfIsVertical, PUINT puMaxReadingLen);

    BOOL (WINAPI *ShowReadingWindow)(HIMC himc, BOOL bShow);

    LPINPUTCONTEXT2 (WINAPI *ImmLockIMC)(HIMC himc);

    BOOL (WINAPI *ImmUnlockIMC)(HIMC himc);

    LPVOID (WINAPI *ImmLockIMCC)(HIMCC himcc);

    BOOL (WINAPI *ImmUnlockIMCC)(HIMCC himcc);

    SDL_bool ime_uiless;

    struct ITfThreadMgrEx *ime_threadmgrex;

    DWORD ime_uielemsinkcookie;

    DWORD ime_alpnsinkcookie;

    DWORD ime_openmodesinkcookie;

    DWORD ime_convmodesinkcookie;

    TSFSink *ime_uielemsink;

    TSFSink *ime_ippasink;

} SDL_VideoData;

#endif /* _SDL_windowsvideo_h */

/* vi: set ts=4 sw=4 expandtab: */