4 * Copyright 1993 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #ifndef __WINE_GDI_PRIVATE_H
22 #define __WINE_GDI_PRIVATE_H
25 #include "wine/wingdi16.h"
27 /* Metafile defines */
28 #define META_EOF 0x0000
29 /* values of mtType in METAHEADER. Note however that the disk image of a disk
30 based metafile has mtType == 1 */
31 #define METAFILE_MEMORY 1
32 #define METAFILE_DISK 2
33 #define MFHEADERSIZE (sizeof(METAHEADER))
34 #define MFVERSION 0x300
40 } EMRSETTEXTJUSTIFICATION, *PEMRSETTEXTJUSTIFICATION;
42 /* extra stock object: default 1x1 bitmap for memory DCs */
43 #define DEFAULT_BITMAP (STOCK_LAST+1)
45 /* GDI objects magic numbers */
46 #define FIRST_MAGIC 0x4f47
47 #define PEN_MAGIC 0x4f47
48 #define BRUSH_MAGIC 0x4f48
49 #define FONT_MAGIC 0x4f49
50 #define PALETTE_MAGIC 0x4f4a
51 #define BITMAP_MAGIC 0x4f4b
52 #define REGION_MAGIC 0x4f4c
53 #define DC_MAGIC 0x4f4d
54 #define DISABLED_DC_MAGIC 0x4f4e
55 #define META_DC_MAGIC 0x4f4f
56 #define METAFILE_MAGIC 0x4f50
57 #define METAFILE_DC_MAGIC 0x4f51
58 #define ENHMETAFILE_MAGIC 0x4f52
59 #define ENHMETAFILE_DC_MAGIC 0x4f53
60 #define MEMORY_DC_MAGIC 0x4f54
61 #define EXT_PEN_MAGIC 0x4f55
62 #define LAST_MAGIC 0x4f55
64 #define MAGIC_DONTCARE 0xffff
66 /* GDI constants for making objects private/system (naming undoc. !) */
67 #define OBJECT_PRIVATE 0x2000
68 #define OBJECT_NOSYSTEM 0x8000
70 #define GDIMAGIC(magic) ((magic) & ~(OBJECT_PRIVATE|OBJECT_NOSYSTEM))
74 HGDIOBJ (*pSelectObject)( HGDIOBJ handle, void *obj, HDC hdc );
75 INT (*pGetObject16)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
76 INT (*pGetObjectA)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
77 INT (*pGetObjectW)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
78 BOOL (*pUnrealizeObject)( HGDIOBJ handle, void *obj );
79 BOOL (*pDeleteObject)( HGDIOBJ handle, void *obj );
85 struct hdc_list *next;
88 typedef struct tagGDIOBJHDR
92 const struct gdi_obj_funcs *funcs;
93 struct hdc_list *hdcs;
96 /* Device functions for the Wine driver interface */
98 typedef struct { int opaque; } *PHYSDEV; /* PHYSDEV is an opaque pointer */
100 typedef struct tagDC_FUNCS
102 INT (*pAbortDoc)(PHYSDEV);
103 BOOL (*pAbortPath)(PHYSDEV);
104 BOOL (*pAlphaBlend)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,INT,INT,BLENDFUNCTION);
105 BOOL (*pAngleArc)(PHYSDEV,INT,INT,DWORD,FLOAT,FLOAT);
106 BOOL (*pArc)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
107 BOOL (*pArcTo)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
108 BOOL (*pBeginPath)(PHYSDEV);
109 BOOL (*pBitBlt)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,DWORD);
110 INT (*pChoosePixelFormat)(PHYSDEV,const PIXELFORMATDESCRIPTOR *);
111 BOOL (*pChord)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
112 BOOL (*pCloseFigure)(PHYSDEV);
113 BOOL (*pCreateBitmap)(PHYSDEV,HBITMAP,LPVOID);
114 BOOL (*pCreateDC)(HDC,PHYSDEV *,LPCWSTR,LPCWSTR,LPCWSTR,const DEVMODEW*);
115 HBITMAP (*pCreateDIBSection)(PHYSDEV,HBITMAP,const BITMAPINFO *,UINT);
116 BOOL (*pDeleteBitmap)(HBITMAP);
117 BOOL (*pDeleteDC)(PHYSDEV);
118 BOOL (*pDeleteObject)(PHYSDEV,HGDIOBJ);
119 INT (*pDescribePixelFormat)(PHYSDEV,INT,UINT,PIXELFORMATDESCRIPTOR *);
120 DWORD (*pDeviceCapabilities)(LPSTR,LPCSTR,LPCSTR,WORD,LPSTR,LPDEVMODEA);
121 BOOL (*pEllipse)(PHYSDEV,INT,INT,INT,INT);
122 INT (*pEndDoc)(PHYSDEV);
123 INT (*pEndPage)(PHYSDEV);
124 BOOL (*pEndPath)(PHYSDEV);
125 BOOL (*pEnumDeviceFonts)(PHYSDEV,LPLOGFONTW,FONTENUMPROCW,LPARAM);
126 INT (*pExcludeClipRect)(PHYSDEV,INT,INT,INT,INT);
127 INT (*pExtDeviceMode)(LPSTR,HWND,LPDEVMODEA,LPSTR,LPSTR,LPDEVMODEA,LPSTR,DWORD);
128 INT (*pExtEscape)(PHYSDEV,INT,INT,LPCVOID,INT,LPVOID);
129 BOOL (*pExtFloodFill)(PHYSDEV,INT,INT,COLORREF,UINT);
130 INT (*pExtSelectClipRgn)(PHYSDEV,HRGN,INT);
131 BOOL (*pExtTextOut)(PHYSDEV,INT,INT,UINT,const RECT*,LPCWSTR,UINT,const INT*);
132 BOOL (*pFillPath)(PHYSDEV);
133 BOOL (*pFillRgn)(PHYSDEV,HRGN,HBRUSH);
134 BOOL (*pFlattenPath)(PHYSDEV);
135 BOOL (*pFrameRgn)(PHYSDEV,HRGN,HBRUSH,INT,INT);
136 BOOL (*pGdiComment)(PHYSDEV,UINT,CONST BYTE*);
137 LONG (*pGetBitmapBits)(HBITMAP,void*,LONG);
138 BOOL (*pGetCharWidth)(PHYSDEV,UINT,UINT,LPINT);
139 BOOL (*pGetDCOrgEx)(PHYSDEV,LPPOINT);
140 UINT (*pGetDIBColorTable)(PHYSDEV,UINT,UINT,RGBQUAD*);
141 INT (*pGetDIBits)(PHYSDEV,HBITMAP,UINT,UINT,LPVOID,BITMAPINFO*,UINT);
142 INT (*pGetDeviceCaps)(PHYSDEV,INT);
143 BOOL (*pGetDeviceGammaRamp)(PHYSDEV,LPVOID);
144 COLORREF (*pGetNearestColor)(PHYSDEV,COLORREF);
145 COLORREF (*pGetPixel)(PHYSDEV,INT,INT);
146 INT (*pGetPixelFormat)(PHYSDEV);
147 UINT (*pGetSystemPaletteEntries)(PHYSDEV,UINT,UINT,LPPALETTEENTRY);
148 BOOL (*pGetTextExtentExPoint)(PHYSDEV,LPCWSTR,INT,INT,LPINT,LPINT,LPSIZE);
149 BOOL (*pGetTextMetrics)(PHYSDEV,TEXTMETRICW*);
150 INT (*pIntersectClipRect)(PHYSDEV,INT,INT,INT,INT);
151 BOOL (*pInvertRgn)(PHYSDEV,HRGN);
152 BOOL (*pLineTo)(PHYSDEV,INT,INT);
153 BOOL (*pModifyWorldTransform)(PHYSDEV,const XFORM*,INT);
154 BOOL (*pMoveTo)(PHYSDEV,INT,INT);
155 INT (*pOffsetClipRgn)(PHYSDEV,INT,INT);
156 INT (*pOffsetViewportOrg)(PHYSDEV,INT,INT);
157 INT (*pOffsetWindowOrg)(PHYSDEV,INT,INT);
158 BOOL (*pPaintRgn)(PHYSDEV,HRGN);
159 BOOL (*pPatBlt)(PHYSDEV,INT,INT,INT,INT,DWORD);
160 BOOL (*pPie)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
161 BOOL (*pPolyBezier)(PHYSDEV,const POINT*,DWORD);
162 BOOL (*pPolyBezierTo)(PHYSDEV,const POINT*,DWORD);
163 BOOL (*pPolyDraw)(PHYSDEV,const POINT*,const BYTE *,DWORD);
164 BOOL (*pPolyPolygon)(PHYSDEV,const POINT*,const INT*,UINT);
165 BOOL (*pPolyPolyline)(PHYSDEV,const POINT*,const DWORD*,DWORD);
166 BOOL (*pPolygon)(PHYSDEV,const POINT*,INT);
167 BOOL (*pPolyline)(PHYSDEV,const POINT*,INT);
168 BOOL (*pPolylineTo)(PHYSDEV,const POINT*,INT);
169 UINT (*pRealizeDefaultPalette)(PHYSDEV);
170 UINT (*pRealizePalette)(PHYSDEV,HPALETTE,BOOL);
171 BOOL (*pRectangle)(PHYSDEV,INT,INT,INT,INT);
172 HDC (*pResetDC)(PHYSDEV,const DEVMODEW*);
173 BOOL (*pRestoreDC)(PHYSDEV,INT);
174 BOOL (*pRoundRect)(PHYSDEV,INT,INT,INT,INT,INT,INT);
175 INT (*pSaveDC)(PHYSDEV);
176 INT (*pScaleViewportExt)(PHYSDEV,INT,INT,INT,INT);
177 INT (*pScaleWindowExt)(PHYSDEV,INT,INT,INT,INT);
178 HBITMAP (*pSelectBitmap)(PHYSDEV,HBITMAP);
179 HBRUSH (*pSelectBrush)(PHYSDEV,HBRUSH);
180 BOOL (*pSelectClipPath)(PHYSDEV,INT);
181 HFONT (*pSelectFont)(PHYSDEV,HFONT,HANDLE);
182 HPALETTE (*pSelectPalette)(PHYSDEV,HPALETTE,BOOL);
183 HPEN (*pSelectPen)(PHYSDEV,HPEN);
184 INT (*pSetArcDirection)(PHYSDEV,INT);
185 LONG (*pSetBitmapBits)(HBITMAP,const void*,LONG);
186 COLORREF (*pSetBkColor)(PHYSDEV,COLORREF);
187 INT (*pSetBkMode)(PHYSDEV,INT);
188 COLORREF (*pSetDCBrushColor)(PHYSDEV, COLORREF);
189 DWORD (*pSetDCOrg)(PHYSDEV,INT,INT);
190 COLORREF (*pSetDCPenColor)(PHYSDEV, COLORREF);
191 UINT (*pSetDIBColorTable)(PHYSDEV,UINT,UINT,const RGBQUAD*);
192 INT (*pSetDIBits)(PHYSDEV,HBITMAP,UINT,UINT,LPCVOID,const BITMAPINFO*,UINT);
193 INT (*pSetDIBitsToDevice)(PHYSDEV,INT,INT,DWORD,DWORD,INT,INT,UINT,UINT,LPCVOID,
194 const BITMAPINFO*,UINT);
195 VOID (*pSetDeviceClipping)(PHYSDEV,HRGN,HRGN);
196 BOOL (*pSetDeviceGammaRamp)(PHYSDEV,LPVOID);
197 INT (*pSetMapMode)(PHYSDEV,INT);
198 DWORD (*pSetMapperFlags)(PHYSDEV,DWORD);
199 COLORREF (*pSetPixel)(PHYSDEV,INT,INT,COLORREF);
200 BOOL (*pSetPixelFormat)(PHYSDEV,INT,const PIXELFORMATDESCRIPTOR *);
201 INT (*pSetPolyFillMode)(PHYSDEV,INT);
202 INT (*pSetROP2)(PHYSDEV,INT);
203 INT (*pSetRelAbs)(PHYSDEV,INT);
204 INT (*pSetStretchBltMode)(PHYSDEV,INT);
205 UINT (*pSetTextAlign)(PHYSDEV,UINT);
206 INT (*pSetTextCharacterExtra)(PHYSDEV,INT);
207 DWORD (*pSetTextColor)(PHYSDEV,DWORD);
208 INT (*pSetTextJustification)(PHYSDEV,INT,INT);
209 INT (*pSetViewportExt)(PHYSDEV,INT,INT);
210 INT (*pSetViewportOrg)(PHYSDEV,INT,INT);
211 INT (*pSetWindowExt)(PHYSDEV,INT,INT);
212 INT (*pSetWindowOrg)(PHYSDEV,INT,INT);
213 BOOL (*pSetWorldTransform)(PHYSDEV,const XFORM*);
214 INT (*pStartDoc)(PHYSDEV,const DOCINFOW*);
215 INT (*pStartPage)(PHYSDEV);
216 BOOL (*pStretchBlt)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,INT,INT,DWORD);
217 INT (*pStretchDIBits)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT,const void *,
218 const BITMAPINFO*,UINT,DWORD);
219 BOOL (*pStrokeAndFillPath)(PHYSDEV);
220 BOOL (*pStrokePath)(PHYSDEV);
221 BOOL (*pSwapBuffers)(PHYSDEV);
222 BOOL (*pUnrealizePalette)(HPALETTE);
223 BOOL (*pWidenPath)(PHYSDEV);
226 HGLRC (*pwglCreateContext)(PHYSDEV);
227 BOOL (*pwglDeleteContext)(HGLRC);
228 PROC (*pwglGetProcAddress)(LPCSTR);
229 HDC (*pwglGetPbufferDCARB)(PHYSDEV, void*);
230 BOOL (*pwglMakeCurrent)(PHYSDEV, HGLRC);
231 BOOL (*pwglMakeContextCurrentARB)(PHYSDEV, PHYSDEV, HGLRC);
232 BOOL (*pwglShareLists)(HGLRC hglrc1, HGLRC hglrc2);
233 BOOL (*pwglUseFontBitmapsA)(PHYSDEV, DWORD, DWORD, DWORD);
234 BOOL (*pwglUseFontBitmapsW)(PHYSDEV, DWORD, DWORD, DWORD);
237 /* It should not be necessary to access the contents of the GdiPath
238 * structure directly; if you find that the exported functions don't
239 * allow you to do what you want, then please place a new exported
240 * function that does this job in path.c.
242 typedef enum tagGdiPathState
249 typedef struct tagGdiPath
254 int numEntriesUsed, numEntriesAllocated;
258 typedef struct tagGdiFont GdiFont;
262 struct saved_visrgn *next;
269 HDC hSelf; /* Handle to this DC */
270 const struct tagDC_FUNCS *funcs; /* DC function table */
271 PHYSDEV physDev; /* Physical device (driver-specific) */
275 FARPROC16 hookProc; /* the original SEGPTR ... */
276 DCHOOKPROC hookThunk; /* ... and the thunk to call it */
278 INT wndOrgX; /* Window origin */
280 INT wndExtX; /* Window extent */
282 INT vportOrgX; /* Viewport origin */
284 INT vportExtX; /* Viewport extent */
290 HRGN hClipRgn; /* Clip region (may be 0) */
291 HRGN hMetaRgn; /* Meta region (may be 0) */
292 HRGN hMetaClipRgn; /* Intersection of meta and clip regions (may be 0) */
293 HRGN hVisRgn; /* Visible region (must never be 0) */
309 COLORREF backgroundColor;
311 COLORREF dcBrushColor;
316 WORD textAlign; /* Text alignment from SetTextAlign() */
317 INT charExtra; /* Spacing from SetTextCharacterExtra() */
318 INT breakExtra; /* breakTotalExtra / breakCount */
319 INT breakRem; /* breakTotalExtra % breakCount */
321 INT GraphicsMode; /* Graphics mode */
322 ABORTPROC pAbortProc; /* AbortProc for Printing */
323 ABORTPROC16 pAbortProc16;
324 INT CursPosX; /* Current position */
327 XFORM xformWorld2Wnd; /* World-to-window transformation */
328 XFORM xformWorld2Vport; /* World-to-viewport transformation */
329 XFORM xformVport2World; /* Inverse of the above transformation */
330 BOOL vport2WorldValid; /* Is xformVport2World valid? */
331 RECT BoundsRect; /* Current bounding rect */
333 struct saved_visrgn *saved_visrgn;
337 #define DC_SAVED 0x0002 /* It is a saved DC */
338 #define DC_DIRTY 0x0004 /* hVisRgn has to be updated */
339 #define DC_BOUNDS_ENABLE 0x0008 /* Bounding rectangle tracking is enabled */
340 #define DC_BOUNDS_SET 0x0010 /* Bounding rectangle has been set */
342 /* Certain functions will do no further processing if the driver returns this.
343 Used by mfdrv for example. */
344 #define GDI_NO_MORE_WORK 2
346 /* Rounds a floating point number to integer. The world-to-viewport
347 * transformation process is done in floating point internally. This function
348 * is then used to round these coordinates to integer values.
350 static inline INT GDI_ROUND(FLOAT val)
352 return (int)floor(val + 0.5);
357 typedef struct tagBITMAPOBJ
361 SIZE size; /* For SetBitmapDimension() */
362 const DC_FUNCTIONS *funcs; /* DC function table */
363 /* For device-independent bitmaps: */
365 SEGPTR segptr_bits; /* segptr to DIB bits */
366 RGBQUAD *color_table; /* DIB color table if <= 8bpp */
367 UINT nb_colors; /* number of colors in table */
372 /* Wine_GCPW Flags */
374 * LOOSE means that the paragraph dir is only set if there is no strong character.
375 * FORCE means override the characters in the paragraph.
377 #define WINE_GCPW_FORCE_LTR 0
378 #define WINE_GCPW_FORCE_RTL 1
379 #define WINE_GCPW_LOOSE_LTR 2
380 #define WINE_GCPW_LOOSE_RTL 3
381 #define WINE_GCPW_DIR_MASK 3
382 extern BOOL BIDI_Reorder( LPCWSTR lpString, INT uCount, DWORD dwFlags, DWORD dwWineGCP_Flags,
383 LPWSTR lpOutString, INT uCountOut, UINT *lpOrder );
384 extern BOOL BidiAvail;
387 extern HBITMAP BITMAP_CopyBitmap( HBITMAP hbitmap );
388 extern BOOL BITMAP_SetOwnerDC( HBITMAP hbitmap, DC *dc );
389 extern INT BITMAP_GetWidthBytes( INT bmWidth, INT bpp );
392 extern void CLIPPING_UpdateGCRegion( DC * dc );
395 extern DC * DC_AllocDC( const DC_FUNCTIONS *funcs, WORD magic );
396 extern DC * DC_GetDCUpdate( HDC hdc );
397 extern DC * DC_GetDCPtr( HDC hdc );
398 extern void DC_InitDC( DC * dc );
399 extern void DC_UpdateXforms( DC * dc );
402 extern int DIB_GetDIBWidthBytes( int width, int depth );
403 extern int DIB_GetDIBImageBytes( int width, int height, int depth );
404 extern int DIB_BitmapInfoSize( const BITMAPINFO * info, WORD coloruse );
407 extern const DC_FUNCTIONS *DRIVER_load_driver( LPCWSTR name );
408 extern const DC_FUNCTIONS *DRIVER_get_driver( const DC_FUNCTIONS *funcs );
409 extern void DRIVER_release_driver( const DC_FUNCTIONS *funcs );
410 extern BOOL DRIVER_GetDriverName( LPCWSTR device, LPWSTR driver, DWORD size );
413 extern HENHMETAFILE EMF_Create_HENHMETAFILE(ENHMETAHEADER *emh, BOOL on_disk );
416 extern INT WineEngAddFontResourceEx(LPCWSTR, DWORD, PVOID);
417 extern GdiFont* WineEngCreateFontInstance(DC*, HFONT);
418 extern BOOL WineEngDestroyFontInstance(HFONT handle);
419 extern DWORD WineEngEnumFonts(LPLOGFONTW, FONTENUMPROCW, LPARAM);
420 extern BOOL WineEngGetCharABCWidths(GdiFont *font, UINT firstChar,
421 UINT lastChar, LPABC buffer);
422 extern BOOL WineEngGetCharABCWidthsI(GdiFont *font, UINT firstChar,
423 UINT count, LPWORD pgi, LPABC buffer);
424 extern BOOL WineEngGetCharWidth(GdiFont*, UINT, UINT, LPINT);
425 extern DWORD WineEngGetFontData(GdiFont*, DWORD, DWORD, LPVOID, DWORD);
426 extern DWORD WineEngGetGlyphIndices(GdiFont *font, LPCWSTR lpstr, INT count,
427 LPWORD pgi, DWORD flags);
428 extern DWORD WineEngGetGlyphOutline(GdiFont*, UINT glyph, UINT format,
429 LPGLYPHMETRICS, DWORD buflen, LPVOID buf,
431 extern DWORD WineEngGetKerningPairs(GdiFont*, DWORD, KERNINGPAIR *);
432 extern BOOL WineEngGetLinkedHFont(DC *dc, WCHAR c, HFONT *new_hfont, UINT *glyph);
433 extern UINT WineEngGetOutlineTextMetrics(GdiFont*, UINT, LPOUTLINETEXTMETRICW);
434 extern UINT WineEngGetTextCharsetInfo(GdiFont *font, LPFONTSIGNATURE fs, DWORD flags);
435 extern BOOL WineEngGetTextExtentExPoint(GdiFont*, LPCWSTR, INT, INT, LPINT, LPINT, LPSIZE);
436 extern BOOL WineEngGetTextExtentPointI(GdiFont*, const WORD *, INT, LPSIZE);
437 extern INT WineEngGetTextFace(GdiFont*, INT, LPWSTR);
438 extern BOOL WineEngGetTextMetrics(GdiFont*, LPTEXTMETRICW);
439 extern BOOL WineEngInit(void);
440 extern BOOL WineEngRemoveFontResourceEx(LPCWSTR, DWORD, PVOID);
443 extern BOOL GDI_Init(void);
444 extern void *GDI_AllocObject( WORD, WORD, HGDIOBJ *, const struct gdi_obj_funcs *funcs );
445 extern void *GDI_ReallocObject( WORD, HGDIOBJ, void *obj );
446 extern BOOL GDI_FreeObject( HGDIOBJ, void *obj );
447 extern void *GDI_GetObjPtr( HGDIOBJ, WORD );
448 extern void GDI_ReleaseObj( HGDIOBJ );
449 extern void GDI_CheckNotLock(void);
450 extern BOOL GDI_hdc_using_object(HGDIOBJ obj, HDC hdc);
451 extern BOOL GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc);
454 extern HMETAFILE MF_Create_HMETAFILE(METAHEADER *mh);
455 extern HMETAFILE16 MF_Create_HMETAFILE16(METAHEADER *mh);
456 extern METAHEADER *MF_CreateMetaHeaderDisk(METAHEADER *mr, LPCVOID filename, BOOL unicode );
457 extern METAHEADER *MF_ReadMetaFile(HANDLE hfile);
458 extern METAHEADER *MF_LoadDiskBasedMetaFile(METAHEADER *mh);
459 extern BOOL MF_PlayMetaFile( HDC hdc, METAHEADER *mh);
463 #define PATH_IsPathOpen(path) ((path).state==PATH_Open)
464 /* Returns TRUE if the specified path is in the open state, i.e. in the
465 * state where points will be added to the path, or FALSE otherwise. This
466 * function is implemented as a macro for performance reasons.
469 extern void PATH_InitGdiPath(GdiPath *pPath);
470 extern void PATH_DestroyGdiPath(GdiPath *pPath);
471 extern BOOL PATH_AssignGdiPath(GdiPath *pPathDest, const GdiPath *pPathSrc);
473 extern BOOL PATH_MoveTo(DC *dc);
474 extern BOOL PATH_LineTo(DC *dc, INT x, INT y);
475 extern BOOL PATH_Rectangle(DC *dc, INT x1, INT y1, INT x2, INT y2);
476 extern BOOL PATH_ExtTextOut(DC *dc, INT x, INT y, UINT flags, const RECT *lprc,
477 LPCWSTR str, UINT count, const INT *dx);
478 extern BOOL PATH_Ellipse(DC *dc, INT x1, INT y1, INT x2, INT y2);
479 extern BOOL PATH_Arc(DC *dc, INT x1, INT y1, INT x2, INT y2,
480 INT xStart, INT yStart, INT xEnd, INT yEnd, INT lines);
481 extern BOOL PATH_PolyBezierTo(DC *dc, const POINT *pt, DWORD cbCount);
482 extern BOOL PATH_PolyBezier(DC *dc, const POINT *pt, DWORD cbCount);
483 extern BOOL PATH_PolylineTo(DC *dc, const POINT *pt, DWORD cbCount);
484 extern BOOL PATH_Polyline(DC *dc, const POINT *pt, DWORD cbCount);
485 extern BOOL PATH_Polygon(DC *dc, const POINT *pt, DWORD cbCount);
486 extern BOOL PATH_PolyPolyline(DC *dc, const POINT *pt, const DWORD *counts, DWORD polylines);
487 extern BOOL PATH_PolyPolygon(DC *dc, const POINT *pt, const INT *counts, UINT polygons);
488 extern BOOL PATH_RoundRect(DC *dc, INT x1, INT y1, INT x2, INT y2, INT ell_width, INT ell_height);
489 extern BOOL PATH_AddEntry(GdiPath *pPath, const POINT *pPoint, BYTE flags);
492 extern POINT *GDI_Bezier( const POINT *Points, INT count, INT *nPtsOut );
495 extern HPALETTE WINAPI GDISelectPalette( HDC hdc, HPALETTE hpal, WORD wBkg);
496 extern UINT WINAPI GDIRealizePalette( HDC hdc );
497 extern HPALETTE PALETTE_Init(void);
500 extern BOOL REGION_FrameRgn( HRGN dest, HRGN src, INT x, INT y );
502 /* Undocumented value for DIB's iUsage: Indicates a mono DIB w/o pal entries */
503 #define DIB_PAL_MONO 2
504 #endif /* __WINE_GDI_PRIVATE_H */
506 BOOL WINAPI FontIsLinked(HDC);