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Sweden-Number/dlls/gdi/gdi_private.h
Jon Griffiths 7c1ad31f47 Set the miter limit in the DC state. 
Only SetLastError() in object functions where native does.
Test the error comditions of the gdiobj functions.
Minor documentation updates.
2004-11-23 12:19:24 +00:00

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/*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __WINE_GDI_PRIVATE_H
#define __WINE_GDI_PRIVATE_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
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;
};
/* 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);
BOOL (*pCreateDC)(HDC,PHYSDEV *,LPCWSTR,LPCWSTR,LPCWSTR,const DEVMODEW*);
HBITMAP (*pCreateDIBSection)(PHYSDEV,const BITMAPINFO *,UINT,VOID **,HANDLE,DWORD,DWORD);
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*,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 (*pGetTextExtentPoint)(PHYSDEV,LPCWSTR,INT,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 DOCINFOA*);
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 (*pWidenPath)(PHYSDEV);
} 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;
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;
DWORD 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;
HRGN hClipRgn; /* Clip region (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 */
} 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);
}
/* 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_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 WineEngGetCharWidth(GdiFont, UINT, UINT, LPINT);
extern DWORD WineEngGetFontData(GdiFont, DWORD, DWORD, LPVOID, DWORD);
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 UINT WineEngGetOutlineTextMetrics(GdiFont, UINT, LPOUTLINETEXTMETRICW);
extern UINT WineEngGetTextCharsetInfo(GdiFont font, LPFONTSIGNATURE fs, DWORD flags);
extern BOOL WineEngGetTextExtentPoint(GdiFont, LPCWSTR, INT, 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_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 );
/* 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_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_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 enties */
#define DIB_PAL_MONO 2
#endif /* __WINE_GDI_PRIVATE_H */
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