wine/dlls/gdi32/gdi_private.h
Alexandre Julliard 1476e34645 gdi32: Add separate functions for releasing/freeing DCs to replace the standard GDI ones.
This should make it possible to use a different locking mechanism for DCs.
2007-08-21 21:37:40 +02:00

511 lines
21 KiB
C

/*
* GDI definitions
*
* Copyright 1993 Alexandre Julliard
*
* 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
*/
#ifndef __WINE_GDI_PRIVATE_H
#define __WINE_GDI_PRIVATE_H
#include <math.h>
#include "wine/wingdi16.h"
/* Metafile defines */
#define META_EOF 0x0000
/* values of mtType in METAHEADER. Note however that the disk image of a disk
based metafile has mtType == 1 */
#define METAFILE_MEMORY 1
#define METAFILE_DISK 2
#define MFHEADERSIZE (sizeof(METAHEADER))
#define MFVERSION 0x300
typedef struct {
EMR emr;
INT nBreakExtra;
INT nBreakCount;
} EMRSETTEXTJUSTIFICATION, *PEMRSETTEXTJUSTIFICATION;
/* extra stock object: default 1x1 bitmap for memory DCs */
#define DEFAULT_BITMAP (STOCK_LAST+1)
/* GDI objects magic numbers */
#define FIRST_MAGIC 0x4f47
#define PEN_MAGIC 0x4f47
#define BRUSH_MAGIC 0x4f48
#define FONT_MAGIC 0x4f49
#define PALETTE_MAGIC 0x4f4a
#define BITMAP_MAGIC 0x4f4b
#define REGION_MAGIC 0x4f4c
#define DC_MAGIC 0x4f4d
#define DISABLED_DC_MAGIC 0x4f4e
#define META_DC_MAGIC 0x4f4f
#define METAFILE_MAGIC 0x4f50
#define METAFILE_DC_MAGIC 0x4f51
#define ENHMETAFILE_MAGIC 0x4f52
#define ENHMETAFILE_DC_MAGIC 0x4f53
#define MEMORY_DC_MAGIC 0x4f54
#define EXT_PEN_MAGIC 0x4f55
#define LAST_MAGIC 0x4f55
#define MAGIC_DONTCARE 0xffff
/* GDI constants for making objects private/system (naming undoc. !) */
#define OBJECT_PRIVATE 0x2000
#define OBJECT_NOSYSTEM 0x8000
#define GDIMAGIC(magic) ((magic) & ~(OBJECT_PRIVATE|OBJECT_NOSYSTEM))
struct gdi_obj_funcs
{
HGDIOBJ (*pSelectObject)( HGDIOBJ handle, void *obj, HDC hdc );
INT (*pGetObject16)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
INT (*pGetObjectA)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
INT (*pGetObjectW)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
BOOL (*pUnrealizeObject)( HGDIOBJ handle, void *obj );
BOOL (*pDeleteObject)( HGDIOBJ handle, void *obj );
};
struct hdc_list
{
HDC hdc;
struct hdc_list *next;
};
typedef struct tagGDIOBJHDR
{
WORD wMagic;
DWORD dwCount;
const struct gdi_obj_funcs *funcs;
struct hdc_list *hdcs;
} GDIOBJHDR;
/* Device functions for the Wine driver interface */
typedef struct { int opaque; } *PHYSDEV; /* PHYSDEV is an opaque pointer */
typedef struct tagDC_FUNCS
{
INT (*pAbortDoc)(PHYSDEV);
BOOL (*pAbortPath)(PHYSDEV);
BOOL (*pAlphaBlend)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,INT,INT,BLENDFUNCTION);
BOOL (*pAngleArc)(PHYSDEV,INT,INT,DWORD,FLOAT,FLOAT);
BOOL (*pArc)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
BOOL (*pArcTo)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
BOOL (*pBeginPath)(PHYSDEV);
BOOL (*pBitBlt)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,DWORD);
INT (*pChoosePixelFormat)(PHYSDEV,const PIXELFORMATDESCRIPTOR *);
BOOL (*pChord)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
BOOL (*pCloseFigure)(PHYSDEV);
BOOL (*pCreateBitmap)(PHYSDEV,HBITMAP,LPVOID);
BOOL (*pCreateDC)(HDC,PHYSDEV *,LPCWSTR,LPCWSTR,LPCWSTR,const DEVMODEW*);
HBITMAP (*pCreateDIBSection)(PHYSDEV,HBITMAP,const BITMAPINFO *,UINT);
BOOL (*pDeleteBitmap)(HBITMAP);
BOOL (*pDeleteDC)(PHYSDEV);
BOOL (*pDeleteObject)(PHYSDEV,HGDIOBJ);
INT (*pDescribePixelFormat)(PHYSDEV,INT,UINT,PIXELFORMATDESCRIPTOR *);
DWORD (*pDeviceCapabilities)(LPSTR,LPCSTR,LPCSTR,WORD,LPSTR,LPDEVMODEA);
BOOL (*pEllipse)(PHYSDEV,INT,INT,INT,INT);
INT (*pEndDoc)(PHYSDEV);
INT (*pEndPage)(PHYSDEV);
BOOL (*pEndPath)(PHYSDEV);
BOOL (*pEnumDeviceFonts)(PHYSDEV,LPLOGFONTW,FONTENUMPROCW,LPARAM);
INT (*pExcludeClipRect)(PHYSDEV,INT,INT,INT,INT);
INT (*pExtDeviceMode)(LPSTR,HWND,LPDEVMODEA,LPSTR,LPSTR,LPDEVMODEA,LPSTR,DWORD);
INT (*pExtEscape)(PHYSDEV,INT,INT,LPCVOID,INT,LPVOID);
BOOL (*pExtFloodFill)(PHYSDEV,INT,INT,COLORREF,UINT);
INT (*pExtSelectClipRgn)(PHYSDEV,HRGN,INT);
BOOL (*pExtTextOut)(PHYSDEV,INT,INT,UINT,const RECT*,LPCWSTR,UINT,const INT*);
BOOL (*pFillPath)(PHYSDEV);
BOOL (*pFillRgn)(PHYSDEV,HRGN,HBRUSH);
BOOL (*pFlattenPath)(PHYSDEV);
BOOL (*pFrameRgn)(PHYSDEV,HRGN,HBRUSH,INT,INT);
BOOL (*pGdiComment)(PHYSDEV,UINT,CONST BYTE*);
LONG (*pGetBitmapBits)(HBITMAP,void*,LONG);
BOOL (*pGetCharWidth)(PHYSDEV,UINT,UINT,LPINT);
BOOL (*pGetDCOrgEx)(PHYSDEV,LPPOINT);
UINT (*pGetDIBColorTable)(PHYSDEV,UINT,UINT,RGBQUAD*);
INT (*pGetDIBits)(PHYSDEV,HBITMAP,UINT,UINT,LPVOID,BITMAPINFO*,UINT);
INT (*pGetDeviceCaps)(PHYSDEV,INT);
BOOL (*pGetDeviceGammaRamp)(PHYSDEV,LPVOID);
COLORREF (*pGetNearestColor)(PHYSDEV,COLORREF);
COLORREF (*pGetPixel)(PHYSDEV,INT,INT);
INT (*pGetPixelFormat)(PHYSDEV);
UINT (*pGetSystemPaletteEntries)(PHYSDEV,UINT,UINT,LPPALETTEENTRY);
BOOL (*pGetTextExtentExPoint)(PHYSDEV,LPCWSTR,INT,INT,LPINT,LPINT,LPSIZE);
BOOL (*pGetTextMetrics)(PHYSDEV,TEXTMETRICW*);
INT (*pIntersectClipRect)(PHYSDEV,INT,INT,INT,INT);
BOOL (*pInvertRgn)(PHYSDEV,HRGN);
BOOL (*pLineTo)(PHYSDEV,INT,INT);
BOOL (*pModifyWorldTransform)(PHYSDEV,const XFORM*,INT);
BOOL (*pMoveTo)(PHYSDEV,INT,INT);
INT (*pOffsetClipRgn)(PHYSDEV,INT,INT);
INT (*pOffsetViewportOrg)(PHYSDEV,INT,INT);
INT (*pOffsetWindowOrg)(PHYSDEV,INT,INT);
BOOL (*pPaintRgn)(PHYSDEV,HRGN);
BOOL (*pPatBlt)(PHYSDEV,INT,INT,INT,INT,DWORD);
BOOL (*pPie)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
BOOL (*pPolyBezier)(PHYSDEV,const POINT*,DWORD);
BOOL (*pPolyBezierTo)(PHYSDEV,const POINT*,DWORD);
BOOL (*pPolyDraw)(PHYSDEV,const POINT*,const BYTE *,DWORD);
BOOL (*pPolyPolygon)(PHYSDEV,const POINT*,const INT*,UINT);
BOOL (*pPolyPolyline)(PHYSDEV,const POINT*,const DWORD*,DWORD);
BOOL (*pPolygon)(PHYSDEV,const POINT*,INT);
BOOL (*pPolyline)(PHYSDEV,const POINT*,INT);
BOOL (*pPolylineTo)(PHYSDEV,const POINT*,INT);
UINT (*pRealizeDefaultPalette)(PHYSDEV);
UINT (*pRealizePalette)(PHYSDEV,HPALETTE,BOOL);
BOOL (*pRectangle)(PHYSDEV,INT,INT,INT,INT);
HDC (*pResetDC)(PHYSDEV,const DEVMODEW*);
BOOL (*pRestoreDC)(PHYSDEV,INT);
BOOL (*pRoundRect)(PHYSDEV,INT,INT,INT,INT,INT,INT);
INT (*pSaveDC)(PHYSDEV);
INT (*pScaleViewportExt)(PHYSDEV,INT,INT,INT,INT);
INT (*pScaleWindowExt)(PHYSDEV,INT,INT,INT,INT);
HBITMAP (*pSelectBitmap)(PHYSDEV,HBITMAP);
HBRUSH (*pSelectBrush)(PHYSDEV,HBRUSH);
BOOL (*pSelectClipPath)(PHYSDEV,INT);
HFONT (*pSelectFont)(PHYSDEV,HFONT,HANDLE);
HPALETTE (*pSelectPalette)(PHYSDEV,HPALETTE,BOOL);
HPEN (*pSelectPen)(PHYSDEV,HPEN);
INT (*pSetArcDirection)(PHYSDEV,INT);
LONG (*pSetBitmapBits)(HBITMAP,const void*,LONG);
COLORREF (*pSetBkColor)(PHYSDEV,COLORREF);
INT (*pSetBkMode)(PHYSDEV,INT);
COLORREF (*pSetDCBrushColor)(PHYSDEV, COLORREF);
DWORD (*pSetDCOrg)(PHYSDEV,INT,INT);
COLORREF (*pSetDCPenColor)(PHYSDEV, COLORREF);
UINT (*pSetDIBColorTable)(PHYSDEV,UINT,UINT,const RGBQUAD*);
INT (*pSetDIBits)(PHYSDEV,HBITMAP,UINT,UINT,LPCVOID,const BITMAPINFO*,UINT);
INT (*pSetDIBitsToDevice)(PHYSDEV,INT,INT,DWORD,DWORD,INT,INT,UINT,UINT,LPCVOID,
const BITMAPINFO*,UINT);
VOID (*pSetDeviceClipping)(PHYSDEV,HRGN,HRGN);
BOOL (*pSetDeviceGammaRamp)(PHYSDEV,LPVOID);
INT (*pSetMapMode)(PHYSDEV,INT);
DWORD (*pSetMapperFlags)(PHYSDEV,DWORD);
COLORREF (*pSetPixel)(PHYSDEV,INT,INT,COLORREF);
BOOL (*pSetPixelFormat)(PHYSDEV,INT,const PIXELFORMATDESCRIPTOR *);
INT (*pSetPolyFillMode)(PHYSDEV,INT);
INT (*pSetROP2)(PHYSDEV,INT);
INT (*pSetRelAbs)(PHYSDEV,INT);
INT (*pSetStretchBltMode)(PHYSDEV,INT);
UINT (*pSetTextAlign)(PHYSDEV,UINT);
INT (*pSetTextCharacterExtra)(PHYSDEV,INT);
DWORD (*pSetTextColor)(PHYSDEV,DWORD);
INT (*pSetTextJustification)(PHYSDEV,INT,INT);
INT (*pSetViewportExt)(PHYSDEV,INT,INT);
INT (*pSetViewportOrg)(PHYSDEV,INT,INT);
INT (*pSetWindowExt)(PHYSDEV,INT,INT);
INT (*pSetWindowOrg)(PHYSDEV,INT,INT);
BOOL (*pSetWorldTransform)(PHYSDEV,const XFORM*);
INT (*pStartDoc)(PHYSDEV,const DOCINFOW*);
INT (*pStartPage)(PHYSDEV);
BOOL (*pStretchBlt)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,INT,INT,DWORD);
INT (*pStretchDIBits)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT,const void *,
const BITMAPINFO*,UINT,DWORD);
BOOL (*pStrokeAndFillPath)(PHYSDEV);
BOOL (*pStrokePath)(PHYSDEV);
BOOL (*pSwapBuffers)(PHYSDEV);
BOOL (*pUnrealizePalette)(HPALETTE);
BOOL (*pWidenPath)(PHYSDEV);
/* OpenGL32 */
HGLRC (*pwglCreateContext)(PHYSDEV);
BOOL (*pwglDeleteContext)(HGLRC);
PROC (*pwglGetProcAddress)(LPCSTR);
HDC (*pwglGetPbufferDCARB)(PHYSDEV, void*);
BOOL (*pwglMakeCurrent)(PHYSDEV, HGLRC);
BOOL (*pwglMakeContextCurrentARB)(PHYSDEV, PHYSDEV, HGLRC);
BOOL (*pwglShareLists)(HGLRC hglrc1, HGLRC hglrc2);
BOOL (*pwglUseFontBitmapsA)(PHYSDEV, DWORD, DWORD, DWORD);
BOOL (*pwglUseFontBitmapsW)(PHYSDEV, DWORD, DWORD, DWORD);
} DC_FUNCTIONS;
/* It should not be necessary to access the contents of the GdiPath
* structure directly; if you find that the exported functions don't
* allow you to do what you want, then please place a new exported
* function that does this job in path.c.
*/
typedef enum tagGdiPathState
{
PATH_Null,
PATH_Open,
PATH_Closed
} GdiPathState;
typedef struct tagGdiPath
{
GdiPathState state;
POINT *pPoints;
BYTE *pFlags;
int numEntriesUsed, numEntriesAllocated;
BOOL newStroke;
} GdiPath;
typedef struct tagGdiFont GdiFont;
struct saved_visrgn
{
struct saved_visrgn *next;
HRGN hrgn;
};
typedef struct tagDC
{
GDIOBJHDR header;
HDC hSelf; /* Handle to this DC */
const struct tagDC_FUNCS *funcs; /* DC function table */
PHYSDEV physDev; /* Physical device (driver-specific) */
INT saveLevel;
HDC saved_dc;
DWORD_PTR dwHookData;
FARPROC16 hookProc; /* the original SEGPTR ... */
DCHOOKPROC hookThunk; /* ... and the thunk to call it */
INT wndOrgX; /* Window origin */
INT wndOrgY;
INT wndExtX; /* Window extent */
INT wndExtY;
INT vportOrgX; /* Viewport origin */
INT vportOrgY;
INT vportExtX; /* Viewport extent */
INT vportExtY;
FLOAT miterLimit;
int flags;
DWORD layout;
HRGN hClipRgn; /* Clip region (may be 0) */
HRGN hMetaRgn; /* Meta region (may be 0) */
HRGN hMetaClipRgn; /* Intersection of meta and clip regions (may be 0) */
HRGN hVisRgn; /* Visible region (must never be 0) */
HPEN hPen;
HBRUSH hBrush;
HFONT hFont;
HBITMAP hBitmap;
HANDLE hDevice;
HPALETTE hPalette;
GdiFont *gdiFont;
GdiPath path;
WORD ROPmode;
WORD polyFillMode;
WORD stretchBltMode;
WORD relAbsMode;
WORD backgroundMode;
COLORREF backgroundColor;
COLORREF textColor;
COLORREF dcBrushColor;
COLORREF dcPenColor;
short brushOrgX;
short brushOrgY;
WORD textAlign; /* Text alignment from SetTextAlign() */
INT charExtra; /* Spacing from SetTextCharacterExtra() */
INT breakExtra; /* breakTotalExtra / breakCount */
INT breakRem; /* breakTotalExtra % breakCount */
INT MapMode;
INT GraphicsMode; /* Graphics mode */
ABORTPROC pAbortProc; /* AbortProc for Printing */
ABORTPROC16 pAbortProc16;
INT CursPosX; /* Current position */
INT CursPosY;
INT ArcDirection;
XFORM xformWorld2Wnd; /* World-to-window transformation */
XFORM xformWorld2Vport; /* World-to-viewport transformation */
XFORM xformVport2World; /* Inverse of the above transformation */
BOOL vport2WorldValid; /* Is xformVport2World valid? */
RECT BoundsRect; /* Current bounding rect */
struct saved_visrgn *saved_visrgn;
} DC;
/* DC flags */
#define DC_SAVED 0x0002 /* It is a saved DC */
#define DC_DIRTY 0x0004 /* hVisRgn has to be updated */
#define DC_BOUNDS_ENABLE 0x0008 /* Bounding rectangle tracking is enabled */
#define DC_BOUNDS_SET 0x0010 /* Bounding rectangle has been set */
/* Certain functions will do no further processing if the driver returns this.
Used by mfdrv for example. */
#define GDI_NO_MORE_WORK 2
/* Rounds a floating point number to integer. The world-to-viewport
* transformation process is done in floating point internally. This function
* is then used to round these coordinates to integer values.
*/
static inline INT GDI_ROUND(FLOAT val)
{
return (int)floor(val + 0.5);
}
/* bitmap object */
typedef struct tagBITMAPOBJ
{
GDIOBJHDR header;
BITMAP bitmap;
SIZE size; /* For SetBitmapDimension() */
const DC_FUNCTIONS *funcs; /* DC function table */
/* For device-independent bitmaps: */
DIBSECTION *dib;
SEGPTR segptr_bits; /* segptr to DIB bits */
RGBQUAD *color_table; /* DIB color table if <= 8bpp */
UINT nb_colors; /* number of colors in table */
} BITMAPOBJ;
/* bidi.c */
/* Wine_GCPW Flags */
/* Directionality -
* LOOSE means that the paragraph dir is only set if there is no strong character.
* FORCE means override the characters in the paragraph.
*/
#define WINE_GCPW_FORCE_LTR 0
#define WINE_GCPW_FORCE_RTL 1
#define WINE_GCPW_LOOSE_LTR 2
#define WINE_GCPW_LOOSE_RTL 3
#define WINE_GCPW_DIR_MASK 3
extern BOOL BIDI_Reorder( LPCWSTR lpString, INT uCount, DWORD dwFlags, DWORD dwWineGCP_Flags,
LPWSTR lpOutString, INT uCountOut, UINT *lpOrder );
extern BOOL BidiAvail;
/* bitmap.c */
extern HBITMAP BITMAP_CopyBitmap( HBITMAP hbitmap );
extern BOOL BITMAP_SetOwnerDC( HBITMAP hbitmap, DC *dc );
extern INT BITMAP_GetWidthBytes( INT bmWidth, INT bpp );
/* clipping.c */
extern void CLIPPING_UpdateGCRegion( DC * dc );
/* dc.c */
extern DC * DC_AllocDC( const DC_FUNCTIONS *funcs, WORD magic );
extern DC * DC_GetDCUpdate( HDC hdc );
extern DC * DC_GetDCPtr( HDC hdc );
extern void DC_ReleaseDCPtr( DC *dc );
extern BOOL DC_FreeDCPtr( DC *dc );
extern void DC_InitDC( DC * dc );
extern void DC_UpdateXforms( DC * dc );
/* dib.c */
extern int DIB_GetDIBWidthBytes( int width, int depth );
extern int DIB_GetDIBImageBytes( int width, int height, int depth );
extern int DIB_BitmapInfoSize( const BITMAPINFO * info, WORD coloruse );
/* driver.c */
extern const DC_FUNCTIONS *DRIVER_load_driver( LPCWSTR name );
extern const DC_FUNCTIONS *DRIVER_get_driver( const DC_FUNCTIONS *funcs );
extern void DRIVER_release_driver( const DC_FUNCTIONS *funcs );
extern BOOL DRIVER_GetDriverName( LPCWSTR device, LPWSTR driver, DWORD size );
/* enhmetafile.c */
extern HENHMETAFILE EMF_Create_HENHMETAFILE(ENHMETAHEADER *emh, BOOL on_disk );
/* freetype.c */
extern INT WineEngAddFontResourceEx(LPCWSTR, DWORD, PVOID);
extern GdiFont* WineEngCreateFontInstance(DC*, HFONT);
extern BOOL WineEngDestroyFontInstance(HFONT handle);
extern DWORD WineEngEnumFonts(LPLOGFONTW, FONTENUMPROCW, LPARAM);
extern BOOL WineEngGetCharABCWidths(GdiFont *font, UINT firstChar,
UINT lastChar, LPABC buffer);
extern BOOL WineEngGetCharABCWidthsI(GdiFont *font, UINT firstChar,
UINT count, LPWORD pgi, LPABC buffer);
extern BOOL WineEngGetCharWidth(GdiFont*, UINT, UINT, LPINT);
extern DWORD WineEngGetFontData(GdiFont*, DWORD, DWORD, LPVOID, DWORD);
extern DWORD WineEngGetFontUnicodeRanges(HDC, LPGLYPHSET);
extern DWORD WineEngGetGlyphIndices(GdiFont *font, LPCWSTR lpstr, INT count,
LPWORD pgi, DWORD flags);
extern DWORD WineEngGetGlyphOutline(GdiFont*, UINT glyph, UINT format,
LPGLYPHMETRICS, DWORD buflen, LPVOID buf,
const MAT2*);
extern DWORD WineEngGetKerningPairs(GdiFont*, DWORD, KERNINGPAIR *);
extern BOOL WineEngGetLinkedHFont(DC *dc, WCHAR c, HFONT *new_hfont, UINT *glyph);
extern UINT WineEngGetOutlineTextMetrics(GdiFont*, UINT, LPOUTLINETEXTMETRICW);
extern UINT WineEngGetTextCharsetInfo(GdiFont *font, LPFONTSIGNATURE fs, DWORD flags);
extern BOOL WineEngGetTextExtentExPoint(GdiFont*, LPCWSTR, INT, INT, LPINT, LPINT, LPSIZE);
extern BOOL WineEngGetTextExtentPointI(GdiFont*, const WORD *, INT, LPSIZE);
extern INT WineEngGetTextFace(GdiFont*, INT, LPWSTR);
extern BOOL WineEngGetTextMetrics(GdiFont*, LPTEXTMETRICW);
extern BOOL WineEngInit(void);
extern BOOL WineEngRemoveFontResourceEx(LPCWSTR, DWORD, PVOID);
/* gdiobj.c */
extern BOOL GDI_Init(void);
extern void *GDI_AllocObject( WORD, WORD, HGDIOBJ *, const struct gdi_obj_funcs *funcs );
extern void *GDI_ReallocObject( WORD, HGDIOBJ, void *obj );
extern BOOL GDI_FreeObject( HGDIOBJ, void *obj );
extern void *GDI_GetObjPtr( HGDIOBJ, WORD );
extern void GDI_ReleaseObj( HGDIOBJ );
extern void GDI_CheckNotLock(void);
extern BOOL GDI_hdc_using_object(HGDIOBJ obj, HDC hdc);
extern BOOL GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc);
/* metafile.c */
extern HMETAFILE MF_Create_HMETAFILE(METAHEADER *mh);
extern HMETAFILE16 MF_Create_HMETAFILE16(METAHEADER *mh);
extern METAHEADER *MF_CreateMetaHeaderDisk(METAHEADER *mr, LPCVOID filename, BOOL unicode );
extern METAHEADER *MF_ReadMetaFile(HANDLE hfile);
extern METAHEADER *MF_LoadDiskBasedMetaFile(METAHEADER *mh);
extern BOOL MF_PlayMetaFile( HDC hdc, METAHEADER *mh);
/* path.c */
#define PATH_IsPathOpen(path) ((path).state==PATH_Open)
/* Returns TRUE if the specified path is in the open state, i.e. in the
* state where points will be added to the path, or FALSE otherwise. This
* function is implemented as a macro for performance reasons.
*/
extern void PATH_InitGdiPath(GdiPath *pPath);
extern void PATH_DestroyGdiPath(GdiPath *pPath);
extern BOOL PATH_AssignGdiPath(GdiPath *pPathDest, const GdiPath *pPathSrc);
extern BOOL PATH_MoveTo(DC *dc);
extern BOOL PATH_LineTo(DC *dc, INT x, INT y);
extern BOOL PATH_Rectangle(DC *dc, INT x1, INT y1, INT x2, INT y2);
extern BOOL PATH_ExtTextOut(DC *dc, INT x, INT y, UINT flags, const RECT *lprc,
LPCWSTR str, UINT count, const INT *dx);
extern BOOL PATH_Ellipse(DC *dc, INT x1, INT y1, INT x2, INT y2);
extern BOOL PATH_Arc(DC *dc, INT x1, INT y1, INT x2, INT y2,
INT xStart, INT yStart, INT xEnd, INT yEnd, INT lines);
extern BOOL PATH_PolyBezierTo(DC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolyBezier(DC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolyDraw(DC *dc, const POINT *pts, const BYTE *types, DWORD cbCount);
extern BOOL PATH_PolylineTo(DC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_Polyline(DC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_Polygon(DC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolyPolyline(DC *dc, const POINT *pt, const DWORD *counts, DWORD polylines);
extern BOOL PATH_PolyPolygon(DC *dc, const POINT *pt, const INT *counts, UINT polygons);
extern BOOL PATH_RoundRect(DC *dc, INT x1, INT y1, INT x2, INT y2, INT ell_width, INT ell_height);
extern BOOL PATH_AddEntry(GdiPath *pPath, const POINT *pPoint, BYTE flags);
/* painting.c */
extern POINT *GDI_Bezier( const POINT *Points, INT count, INT *nPtsOut );
/* palette.c */
extern HPALETTE WINAPI GDISelectPalette( HDC hdc, HPALETTE hpal, WORD wBkg);
extern UINT WINAPI GDIRealizePalette( HDC hdc );
extern HPALETTE PALETTE_Init(void);
/* region.c */
extern BOOL REGION_FrameRgn( HRGN dest, HRGN src, INT x, INT y );
/* Undocumented value for DIB's iUsage: Indicates a mono DIB w/o pal entries */
#define DIB_PAL_MONO 2
#endif /* __WINE_GDI_PRIVATE_H */
BOOL WINAPI FontIsLinked(HDC);