dlls/gdi/gdi_private.h

   1 /*
   2  * GDI definitions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   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.
  10  *
  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.
  15  *
  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef __WINE_GDI_PRIVATE_H
  22 #define __WINE_GDI_PRIVATE_H
  23
  24 /* Metafile defines */
  25 #define META_EOF 0x0000
  26 /* values of mtType in METAHEADER.  Note however that the disk image of a disk
  27    based metafile has mtType == 1 */
  28 #define METAFILE_MEMORY 1
  29 #define METAFILE_DISK   2
  30
  31 struct gdi_obj_funcs
  32 {
  33     HGDIOBJ (*pSelectObject)( HGDIOBJ handle, void *obj, HDC hdc );
  34     INT     (*pGetObject16)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
  35     INT     (*pGetObjectA)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
  36     INT     (*pGetObjectW)( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
  37     BOOL    (*pUnrealizeObject)( HGDIOBJ handle, void *obj );
  38     BOOL    (*pDeleteObject)( HGDIOBJ handle, void *obj );
  39 };
  40
  41 struct hdc_list
  42 {
  43     HDC hdc;
  44     struct hdc_list *next;
  45 };
  46
  47 /* Device functions for the Wine driver interface */
  48
  49 typedef struct tagDC_FUNCS
  50 {
  51     INT      (*pAbortDoc)(PHYSDEV);
  52     BOOL     (*pAbortPath)(PHYSDEV);
  53     BOOL     (*pAngleArc)(PHYSDEV,INT,INT,DWORD,FLOAT,FLOAT);
  54     BOOL     (*pArc)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
  55     BOOL     (*pArcTo)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
  56     BOOL     (*pBeginPath)(PHYSDEV);
  57     BOOL     (*pBitBlt)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,DWORD);
  58     INT      (*pChoosePixelFormat)(PHYSDEV,const PIXELFORMATDESCRIPTOR *);
  59     BOOL     (*pChord)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
  60     BOOL     (*pCloseFigure)(PHYSDEV);
  61     BOOL     (*pCreateBitmap)(PHYSDEV,HBITMAP);
  62     BOOL     (*pCreateDC)(DC *,PHYSDEV *,LPCWSTR,LPCWSTR,LPCWSTR,const DEVMODEW*);
  63     HBITMAP  (*pCreateDIBSection)(PHYSDEV,BITMAPINFO *,UINT,LPVOID *,HANDLE,DWORD,DWORD);
  64     BOOL     (*pDeleteBitmap)(HBITMAP);
  65     BOOL     (*pDeleteDC)(PHYSDEV);
  66     BOOL     (*pDeleteObject)(PHYSDEV,HGDIOBJ);
  67     INT      (*pDescribePixelFormat)(PHYSDEV,INT,UINT,PIXELFORMATDESCRIPTOR *);
  68     DWORD    (*pDeviceCapabilities)(LPSTR,LPCSTR,LPCSTR,WORD,LPSTR,LPDEVMODEA);
  69     BOOL     (*pEllipse)(PHYSDEV,INT,INT,INT,INT);
  70     INT      (*pEndDoc)(PHYSDEV);
  71     INT      (*pEndPage)(PHYSDEV);
  72     BOOL     (*pEndPath)(PHYSDEV);
  73     BOOL     (*pEnumDeviceFonts)(PHYSDEV,LPLOGFONTW,FONTENUMPROCW,LPARAM);
  74     INT      (*pExcludeClipRect)(PHYSDEV,INT,INT,INT,INT);
  75     INT      (*pExtDeviceMode)(LPSTR,HWND,LPDEVMODEA,LPSTR,LPSTR,LPDEVMODEA,LPSTR,DWORD);
  76     INT      (*pExtEscape)(PHYSDEV,INT,INT,LPCVOID,INT,LPVOID);
  77     BOOL     (*pExtFloodFill)(PHYSDEV,INT,INT,COLORREF,UINT);
  78     INT      (*pExtSelectClipRgn)(PHYSDEV,HRGN,INT);
  79     BOOL     (*pExtTextOut)(PHYSDEV,INT,INT,UINT,const RECT*,LPCWSTR,UINT,const INT*);
  80     BOOL     (*pFillPath)(PHYSDEV);
  81     BOOL     (*pFillRgn)(PHYSDEV,HRGN,HBRUSH);
  82     BOOL     (*pFlattenPath)(PHYSDEV);
  83     BOOL     (*pFrameRgn)(PHYSDEV,HRGN,HBRUSH,INT,INT);
  84     BOOL     (*pGdiComment)(PHYSDEV,UINT,CONST BYTE*);
  85     LONG     (*pGetBitmapBits)(HBITMAP,void*,LONG);
  86     BOOL     (*pGetCharWidth)(PHYSDEV,UINT,UINT,LPINT);
  87     BOOL     (*pGetDCOrgEx)(PHYSDEV,LPPOINT);
  88     UINT     (*pGetDIBColorTable)(PHYSDEV,UINT,UINT,RGBQUAD*);
  89     INT      (*pGetDIBits)(PHYSDEV,HBITMAP,UINT,UINT,LPVOID,BITMAPINFO*,UINT);
  90     INT      (*pGetDeviceCaps)(PHYSDEV,INT);
  91     BOOL     (*pGetDeviceGammaRamp)(PHYSDEV,LPVOID);
  92     COLORREF (*pGetNearestColor)(PHYSDEV,COLORREF);
  93     COLORREF (*pGetPixel)(PHYSDEV,INT,INT);
  94     INT      (*pGetPixelFormat)(PHYSDEV);
  95     UINT     (*pGetSystemPaletteEntries)(PHYSDEV,UINT,UINT,LPPALETTEENTRY);
  96     BOOL     (*pGetTextExtentPoint)(PHYSDEV,LPCWSTR,INT,LPSIZE);
  97     BOOL     (*pGetTextMetrics)(PHYSDEV,TEXTMETRICW*);
  98     INT      (*pIntersectClipRect)(PHYSDEV,INT,INT,INT,INT);
  99     BOOL     (*pInvertRgn)(PHYSDEV,HRGN);
 100     BOOL     (*pLineTo)(PHYSDEV,INT,INT);
 101     BOOL     (*pModifyWorldTransform)(PHYSDEV,const XFORM*,INT);
 102     BOOL     (*pMoveTo)(PHYSDEV,INT,INT);
 103     INT      (*pOffsetClipRgn)(PHYSDEV,INT,INT);
 104     INT      (*pOffsetViewportOrg)(PHYSDEV,INT,INT);
 105     INT      (*pOffsetWindowOrg)(PHYSDEV,INT,INT);
 106     BOOL     (*pPaintRgn)(PHYSDEV,HRGN);
 107     BOOL     (*pPatBlt)(PHYSDEV,INT,INT,INT,INT,DWORD);
 108     BOOL     (*pPie)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT);
 109     BOOL     (*pPolyBezier)(PHYSDEV,const POINT*,DWORD);
 110     BOOL     (*pPolyBezierTo)(PHYSDEV,const POINT*,DWORD);
 111     BOOL     (*pPolyDraw)(PHYSDEV,const POINT*,const BYTE *,DWORD);
 112     BOOL     (*pPolyPolygon)(PHYSDEV,const POINT*,const INT*,UINT);
 113     BOOL     (*pPolyPolyline)(PHYSDEV,const POINT*,const DWORD*,DWORD);
 114     BOOL     (*pPolygon)(PHYSDEV,const POINT*,INT);
 115     BOOL     (*pPolyline)(PHYSDEV,const POINT*,INT);
 116     BOOL     (*pPolylineTo)(PHYSDEV,const POINT*,INT);
 117     UINT     (*pRealizeDefaultPalette)(PHYSDEV);
 118     UINT     (*pRealizePalette)(PHYSDEV,HPALETTE,BOOL);
 119     BOOL     (*pRectangle)(PHYSDEV,INT,INT,INT,INT);
 120     HDC      (*pResetDC)(PHYSDEV,const DEVMODEW*);
 121     BOOL     (*pRestoreDC)(PHYSDEV,INT);
 122     BOOL     (*pRoundRect)(PHYSDEV,INT,INT,INT,INT,INT,INT);
 123     INT      (*pSaveDC)(PHYSDEV);
 124     INT      (*pScaleViewportExt)(PHYSDEV,INT,INT,INT,INT);
 125     INT      (*pScaleWindowExt)(PHYSDEV,INT,INT,INT,INT);
 126     HBITMAP  (*pSelectBitmap)(PHYSDEV,HBITMAP);
 127     HBRUSH   (*pSelectBrush)(PHYSDEV,HBRUSH);
 128     BOOL     (*pSelectClipPath)(PHYSDEV,INT);
 129     HFONT    (*pSelectFont)(PHYSDEV,HFONT);
 130     HPALETTE (*pSelectPalette)(PHYSDEV,HPALETTE,BOOL);
 131     HPEN     (*pSelectPen)(PHYSDEV,HPEN);
 132     INT      (*pSetArcDirection)(PHYSDEV,INT);
 133     LONG     (*pSetBitmapBits)(HBITMAP,const void*,LONG);
 134     COLORREF (*pSetBkColor)(PHYSDEV,COLORREF);
 135     INT      (*pSetBkMode)(PHYSDEV,INT);
 136     COLORREF (*pSetDCBrushColor)(PHYSDEV, COLORREF);
 137     DWORD    (*pSetDCOrg)(PHYSDEV,INT,INT);
 138     COLORREF (*pSetDCPenColor)(PHYSDEV, COLORREF);
 139     UINT     (*pSetDIBColorTable)(PHYSDEV,UINT,UINT,const RGBQUAD*);
 140     INT      (*pSetDIBits)(PHYSDEV,HBITMAP,UINT,UINT,LPCVOID,const BITMAPINFO*,UINT);
 141     INT      (*pSetDIBitsToDevice)(PHYSDEV,INT,INT,DWORD,DWORD,INT,INT,UINT,UINT,LPCVOID,
 142                                    const BITMAPINFO*,UINT);
 143     VOID     (*pSetDeviceClipping)(PHYSDEV,HRGN,HRGN);
 144     BOOL     (*pSetDeviceGammaRamp)(PHYSDEV,LPVOID);
 145     INT      (*pSetMapMode)(PHYSDEV,INT);
 146     DWORD    (*pSetMapperFlags)(PHYSDEV,DWORD);
 147     COLORREF (*pSetPixel)(PHYSDEV,INT,INT,COLORREF);
 148     BOOL     (*pSetPixelFormat)(PHYSDEV,INT,const PIXELFORMATDESCRIPTOR *);
 149     INT      (*pSetPolyFillMode)(PHYSDEV,INT);
 150     INT      (*pSetROP2)(PHYSDEV,INT);
 151     INT      (*pSetRelAbs)(PHYSDEV,INT);
 152     INT      (*pSetStretchBltMode)(PHYSDEV,INT);
 153     UINT     (*pSetTextAlign)(PHYSDEV,UINT);
 154     INT      (*pSetTextCharacterExtra)(PHYSDEV,INT);
 155     DWORD    (*pSetTextColor)(PHYSDEV,DWORD);
 156     INT      (*pSetTextJustification)(PHYSDEV,INT,INT);
 157     INT      (*pSetViewportExt)(PHYSDEV,INT,INT);
 158     INT      (*pSetViewportOrg)(PHYSDEV,INT,INT);
 159     INT      (*pSetWindowExt)(PHYSDEV,INT,INT);
 160     INT      (*pSetWindowOrg)(PHYSDEV,INT,INT);
 161     BOOL     (*pSetWorldTransform)(PHYSDEV,const XFORM*);
 162     INT      (*pStartDoc)(PHYSDEV,const DOCINFOA*);
 163     INT      (*pStartPage)(PHYSDEV);
 164     BOOL     (*pStretchBlt)(PHYSDEV,INT,INT,INT,INT,PHYSDEV,INT,INT,INT,INT,DWORD);
 165     INT      (*pStretchDIBits)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT,const void *,
 166                                const BITMAPINFO*,UINT,DWORD);
 167     BOOL     (*pStrokeAndFillPath)(PHYSDEV);
 168     BOOL     (*pStrokePath)(PHYSDEV);
 169     BOOL     (*pSwapBuffers)(PHYSDEV);
 170     BOOL     (*pWidenPath)(PHYSDEV);
 171 } DC_FUNCTIONS;
 172
 173   /* DC flags */
 174 #define DC_SAVED      0x0002   /* It is a saved DC */
 175 #define DC_DIRTY      0x0004   /* hVisRgn has to be updated */
 176
 177 /* Certain functions will do no further processing if the driver returns this.
 178    Used by mfdrv for example. */
 179 #define GDI_NO_MORE_WORK 2
 180
 181 /* bidi.c */
 182
 183 /* Wine_GCPW Flags */
 184 /* Directionality -
 185  * LOOSE means that the paragraph dir is only set if there is no strong character.
 186  * FORCE means override the characters in the paragraph.
 187  */
 188 #define WINE_GCPW_FORCE_LTR 0
 189 #define WINE_GCPW_FORCE_RTL 1
 190 #define WINE_GCPW_LOOSE_LTR 2
 191 #define WINE_GCPW_LOOSE_RTL 3
 192 #define WINE_GCPW_DIR_MASK 3
 193 extern BOOL BIDI_Reorder( LPCWSTR lpString, INT uCount, DWORD dwFlags, DWORD dwWineGCP_Flags,
 194                           LPWSTR lpOutString, INT uCountOut, UINT *lpOrder );
 195 extern BOOL BidiAvail;
 196
 197 /* clipping.c */
 198 extern void CLIPPING_UpdateGCRegion( DC * dc );
 199
 200 /* dc.c */
 201 extern DC * DC_AllocDC( const DC_FUNCTIONS *funcs, WORD magic );
 202 extern DC * DC_GetDCUpdate( HDC hdc );
 203 extern DC * DC_GetDCPtr( HDC hdc );
 204 extern void DC_InitDC( DC * dc );
 205 extern void DC_UpdateXforms( DC * dc );
 206
 207 /* driver.c */
 208 extern const DC_FUNCTIONS *DRIVER_load_driver( LPCWSTR name );
 209 extern const DC_FUNCTIONS *DRIVER_get_driver( const DC_FUNCTIONS *funcs );
 210 extern void DRIVER_release_driver( const DC_FUNCTIONS *funcs );
 211 extern BOOL DRIVER_GetDriverName( LPCWSTR device, LPWSTR driver, DWORD size );
 212
 213 /* enhmetafile.c */
 214 extern HENHMETAFILE EMF_Create_HENHMETAFILE(ENHMETAHEADER *emh, BOOL on_disk );
 215
 216 /* freetype.c */
 217 extern INT WineEngAddFontResourceEx(LPCWSTR, DWORD, PVOID);
 218 extern GdiFont WineEngCreateFontInstance(DC*, HFONT);
 219 extern BOOL WineEngDestroyFontInstance(HFONT handle);
 220 extern DWORD WineEngEnumFonts(LPLOGFONTW, FONTENUMPROCW, LPARAM);
 221 extern BOOL WineEngGetCharABCWidths(GdiFont font, UINT firstChar,
 222                                     UINT lastChar, LPABC buffer);
 223 extern BOOL WineEngGetCharWidth(GdiFont, UINT, UINT, LPINT);
 224 extern DWORD WineEngGetFontData(GdiFont, DWORD, DWORD, LPVOID, DWORD);
 225 extern DWORD WineEngGetGlyphIndices(GdiFont font, LPCWSTR lpstr, INT count,
 226                                     LPWORD pgi, DWORD flags);
 227 extern DWORD WineEngGetGlyphOutline(GdiFont, UINT glyph, UINT format,
 228                                     LPGLYPHMETRICS, DWORD buflen, LPVOID buf,
 229                                     const MAT2*);
 230 extern UINT WineEngGetOutlineTextMetrics(GdiFont, UINT, LPOUTLINETEXTMETRICW);
 231 extern UINT WineEngGetTextCharsetInfo(GdiFont font, LPFONTSIGNATURE fs, DWORD flags);
 232 extern BOOL WineEngGetTextExtentPoint(GdiFont, LPCWSTR, INT, LPSIZE);
 233 extern BOOL WineEngGetTextExtentPointI(GdiFont, const WORD *, INT, LPSIZE);
 234 extern INT  WineEngGetTextFace(GdiFont, INT, LPWSTR);
 235 extern BOOL WineEngGetTextMetrics(GdiFont, LPTEXTMETRICW);
 236 extern BOOL WineEngInit(void);
 237 extern BOOL WineEngRemoveFontResourceEx(LPCWSTR, DWORD, PVOID);
 238
 239 /* gdiobj.c */
 240 extern BOOL GDI_Init(void);
 241 extern void *GDI_AllocObject( WORD, WORD, HGDIOBJ *, const struct gdi_obj_funcs *funcs );
 242 extern void *GDI_ReallocObject( WORD, HGDIOBJ, void *obj );
 243 extern BOOL GDI_FreeObject( HGDIOBJ, void *obj );
 244 extern void GDI_CheckNotLock(void);
 245 extern BOOL GDI_hdc_using_object(HGDIOBJ obj, HDC hdc);
 246 extern BOOL GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc);
 247
 248 /* metafile.c */
 249 extern HMETAFILE MF_Create_HMETAFILE(METAHEADER *mh);
 250 extern HMETAFILE16 MF_Create_HMETAFILE16(METAHEADER *mh);
 251 extern METAHEADER *MF_CreateMetaHeaderDisk(METAHEADER *mr, LPCSTR filename);
 252
 253 /* path.c */
 254
 255 #define PATH_IsPathOpen(path) ((path).state==PATH_Open)
 256 /* Returns TRUE if the specified path is in the open state, i.e. in the
 257  * state where points will be added to the path, or FALSE otherwise. This
 258  * function is implemented as a macro for performance reasons.
 259  */
 260
 261 extern void PATH_InitGdiPath(GdiPath *pPath);
 262 extern void PATH_DestroyGdiPath(GdiPath *pPath);
 263 extern BOOL PATH_AssignGdiPath(GdiPath *pPathDest, const GdiPath *pPathSrc);
 264
 265 extern BOOL PATH_MoveTo(DC *dc);
 266 extern BOOL PATH_LineTo(DC *dc, INT x, INT y);
 267 extern BOOL PATH_Rectangle(DC *dc, INT x1, INT y1, INT x2, INT y2);
 268 extern BOOL PATH_Ellipse(DC *dc, INT x1, INT y1, INT x2, INT y2);
 269 extern BOOL PATH_Arc(DC *dc, INT x1, INT y1, INT x2, INT y2,
 270                      INT xStart, INT yStart, INT xEnd, INT yEnd, INT lines);
 271 extern BOOL PATH_PolyBezierTo(DC *dc, const POINT *pt, DWORD cbCount);
 272 extern BOOL PATH_PolyBezier(DC *dc, const POINT *pt, DWORD cbCount);
 273 extern BOOL PATH_PolylineTo(DC *dc, const POINT *pt, DWORD cbCount);
 274 extern BOOL PATH_Polyline(DC *dc, const POINT *pt, DWORD cbCount);
 275 extern BOOL PATH_Polygon(DC *dc, const POINT *pt, DWORD cbCount);
 276 extern BOOL PATH_PolyPolyline(DC *dc, const POINT *pt, const DWORD *counts, DWORD polylines);
 277 extern BOOL PATH_PolyPolygon(DC *dc, const POINT *pt, const INT *counts, UINT polygons);
 278 extern BOOL PATH_RoundRect(DC *dc, INT x1, INT y1, INT x2, INT y2, INT ell_width, INT ell_height);
 279 extern BOOL PATH_AddEntry(GdiPath *pPath, const POINT *pPoint, BYTE flags);
 280
 281 /* painting.c */
 282 extern POINT *GDI_Bezier( const POINT *Points, INT count, INT *nPtsOut );
 283
 284 /* palette.c */
 285 extern HPALETTE WINAPI GDISelectPalette( HDC hdc, HPALETTE hpal, WORD wBkg);
 286 extern UINT WINAPI GDIRealizePalette( HDC hdc );
 287
 288 /* region.c */
 289 extern BOOL REGION_FrameRgn( HRGN dest, HRGN src, INT x, INT y );
 290
 291 /* text.c */
 292 extern LPWSTR FONT_mbtowc(HDC, LPCSTR, INT, INT*, UINT*);
 293
 294 #endif /* __WINE_GDI_PRIVATE_H */