/* * GDI definitions * * Copyright 1993 Alexandre Julliard */ #ifndef __WINE_GDI_H #define __WINE_GDI_H #include "windows.h" #include "ldt.h" #include "local.h" #include "x11drv.h" #include "path.h" #include /* GDI objects magic numbers */ #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 MAGIC_DONTCARE 0xffff typedef struct tagGDIOBJHDR { HANDLE16 hNext; WORD wMagic; DWORD dwCount; } GDIOBJHDR; #define OBJ_PEN 1 #define OBJ_BRUSH 2 #define OBJ_DC 3 #define OBJ_METADC 4 #define OBJ_PAL 5 #define OBJ_FONT 6 #define OBJ_BITMAP 7 #define OBJ_REGION 8 #define OBJ_METAFILE 9 #define OBJ_MEMDC 10 #define OBJ_EXTPEN 11 #define OBJ_ENHMETADC 12 #define OBJ_ENHMETAFILE 13 typedef struct tagDeviceCaps { WORD version; /* 0: driver version */ WORD technology; /* 2: device technology */ WORD horzSize; /* 4: width of display in mm */ WORD vertSize; /* 6: height of display in mm */ WORD horzRes; /* 8: width of display in pixels */ WORD vertRes; /* 10: width of display in pixels */ WORD bitsPixel; /* 12: bits per pixel */ WORD planes; /* 14: color planes */ WORD numBrushes; /* 16: device-specific brushes */ WORD numPens; /* 18: device-specific pens */ WORD numMarkers; /* 20: device-specific markers */ WORD numFonts; /* 22: device-specific fonts */ WORD numColors; /* 24: size of color table */ WORD pdeviceSize; /* 26: size of PDEVICE structure */ WORD curveCaps; /* 28: curve capabilities */ WORD lineCaps; /* 30: line capabilities */ WORD polygonalCaps; /* 32: polygon capabilities */ WORD textCaps; /* 34: text capabilities */ WORD clipCaps; /* 36: clipping capabilities */ WORD rasterCaps; /* 38: raster capabilities */ WORD aspectX; /* 40: relative width of device pixel */ WORD aspectY; /* 42: relative height of device pixel */ WORD aspectXY; /* 44: relative diagonal width of device pixel */ WORD pad1[21]; /* 46-86: reserved */ WORD logPixelsX; /* 88: pixels / logical X inch */ WORD logPixelsY; /* 90: pixels / logical Y inch */ WORD pad2[6]; /* 92-102: reserved */ WORD sizePalette; /* 104: entries in system palette */ WORD numReserved; /* 106: reserved entries */ WORD colorRes; /* 108: color resolution */ } DeviceCaps; /* Device independent DC information */ typedef struct { int flags; const DeviceCaps *devCaps; HRGN16 hClipRgn; /* Clip region (may be 0) */ HRGN16 hVisRgn; /* Visible region (must never be 0) */ HRGN16 hGCClipRgn; /* GC clip region (ClipRgn AND VisRgn) */ HPEN16 hPen; HBRUSH16 hBrush; HFONT16 hFont; HBITMAP16 hBitmap; HBITMAP16 hFirstBitmap; /* Bitmap selected at creation of the DC */ HANDLE16 hDevice; HPALETTE16 hPalette; GdiPath path; WORD ROPmode; WORD polyFillMode; WORD stretchBltMode; WORD relAbsMode; WORD backgroundMode; COLORREF backgroundColor; COLORREF textColor; short brushOrgX; short brushOrgY; WORD textAlign; /* Text alignment from SetTextAlign() */ short charExtra; /* Spacing from SetTextCharacterExtra() */ short breakTotalExtra; /* Total extra space for justification */ short breakCount; /* Break char. count */ short breakExtra; /* breakTotalExtra / breakCount */ short breakRem; /* breakTotalExtra % breakCount */ BYTE bitsPerPixel; INT32 MapMode; INT32 GraphicsMode; /* Graphics mode */ INT32 DCOrgX; /* DC origin */ INT32 DCOrgY; FARPROC16 lpfnPrint; /* AbortProc for Printing */ INT32 CursPosX; /* Current position */ INT32 CursPosY; INT32 ArcDirection; XFORM xformWorld2Wnd; /* World-to-window transformation */ XFORM xformWorld2Vport; /* World-to-viewport transformation */ XFORM xformVport2World; /* Inverse of the above transformation */ BOOL32 vport2WorldValid; /* Is xformVport2World valid? */ } WIN_DC_INFO; typedef X11DRV_PDEVICE X_DC_INFO; /* Temporary */ typedef struct tagDC { GDIOBJHDR header; HDC32 hSelf; /* Handle to this DC */ const struct tagDC_FUNCS *funcs; /* DC function table */ void *physDev; /* Physical device (driver-specific) */ INT32 saveLevel; DWORD dwHookData; FARPROC16 hookProc; INT32 wndOrgX; /* Window origin */ INT32 wndOrgY; INT32 wndExtX; /* Window extent */ INT32 wndExtY; INT32 vportOrgX; /* Viewport origin */ INT32 vportOrgY; INT32 vportExtX; /* Viewport extent */ INT32 vportExtY; WIN_DC_INFO w; union { X_DC_INFO x; /* other devices (e.g. printer) */ } u; } DC; /* Device functions for the Wine driver interface */ typedef struct tagDC_FUNCS { BOOL32 (*pArc)(DC*,INT32,INT32,INT32,INT32,INT32,INT32,INT32,INT32); BOOL32 (*pBitBlt)(DC*,INT32,INT32,INT32,INT32,DC*,INT32,INT32,DWORD); BOOL32 (*pChord)(DC*,INT32,INT32,INT32,INT32,INT32,INT32,INT32,INT32); BOOL32 (*pCreateDC)(DC*,LPCSTR,LPCSTR,LPCSTR,const DEVMODE16*); BOOL32 (*pDeleteDC)(DC*); BOOL32 (*pDeleteObject)(HGDIOBJ16); BOOL32 (*pEllipse)(DC*,INT32,INT32,INT32,INT32); BOOL32 (*pEnumDeviceFonts)(DC*,LPLOGFONT16,DEVICEFONTENUMPROC,LPARAM); INT32 (*pEscape)(DC*,INT32,INT32,SEGPTR,SEGPTR); INT32 (*pExcludeClipRect)(DC*,INT32,INT32,INT32,INT32); INT32 (*pExcludeVisRect)(DC*,INT32,INT32,INT32,INT32); BOOL32 (*pExtFloodFill)(DC*,INT32,INT32,COLORREF,UINT32); BOOL32 (*pExtTextOut)(DC*,INT32,INT32,UINT32,const RECT32*,LPCSTR,UINT32,const INT32*); BOOL32 (*pGetCharWidth)(DC*,UINT32,UINT32,LPINT32); COLORREF (*pGetPixel)(DC*,INT32,INT32); BOOL32 (*pGetTextExtentPoint)(DC*,LPCSTR,INT32,LPSIZE32); BOOL32 (*pGetTextMetrics)(DC*,TEXTMETRIC32A*); INT32 (*pIntersectClipRect)(DC*,INT32,INT32,INT32,INT32); INT32 (*pIntersectVisRect)(DC*,INT32,INT32,INT32,INT32); BOOL32 (*pLineTo)(DC*,INT32,INT32); BOOL32 (*pMoveToEx)(DC*,INT32,INT32,LPPOINT32); INT32 (*pOffsetClipRgn)(DC*,INT32,INT32); BOOL32 (*pOffsetViewportOrg)(DC*,INT32,INT32); BOOL32 (*pOffsetWindowOrg)(DC*,INT32,INT32); BOOL32 (*pPaintRgn)(DC*,HRGN32); BOOL32 (*pPatBlt)(DC*,INT32,INT32,INT32,INT32,DWORD); BOOL32 (*pPie)(DC*,INT32,INT32,INT32,INT32,INT32,INT32,INT32,INT32); BOOL32 (*pPolyPolygon)(DC*,LPPOINT32,LPINT32,UINT32); BOOL32 (*pPolyPolyline)(DC*,LPPOINT32,LPDWORD,DWORD); BOOL32 (*pPolygon)(DC*,LPPOINT32,INT32); BOOL32 (*pPolyline)(DC*,LPPOINT32,INT32); BOOL32 (*pPolyBezier)(DC*,POINT32, LPPOINT32,DWORD); UINT32 (*pRealizePalette)(DC*); BOOL32 (*pRectangle)(DC*,INT32,INT32,INT32,INT32); BOOL32 (*pRestoreDC)(DC*,INT32); BOOL32 (*pRoundRect)(DC*,INT32,INT32,INT32,INT32,INT32,INT32); INT32 (*pSaveDC)(DC*); BOOL32 (*pScaleViewportExt)(DC*,INT32,INT32,INT32,INT32); BOOL32 (*pScaleWindowExt)(DC*,INT32,INT32,INT32,INT32); INT32 (*pSelectClipRgn)(DC*,HRGN32); HANDLE32 (*pSelectObject)(DC*,HANDLE32); HPALETTE32 (*pSelectPalette)(DC*,HPALETTE32,BOOL32); COLORREF (*pSetBkColor)(DC*,COLORREF); WORD (*pSetBkMode)(DC*,WORD); VOID (*pSetDeviceClipping)(DC*); INT32 (*pSetDIBitsToDevice)(DC*,INT32,INT32,DWORD,DWORD,INT32,INT32,UINT32,UINT32,LPCVOID,const BITMAPINFO*,UINT32); INT32 (*pSetMapMode)(DC*,INT32); DWORD (*pSetMapperFlags)(DC*,DWORD); COLORREF (*pSetPixel)(DC*,INT32,INT32,COLORREF); WORD (*pSetPolyFillMode)(DC*,WORD); WORD (*pSetROP2)(DC*,WORD); WORD (*pSetRelAbs)(DC*,WORD); WORD (*pSetStretchBltMode)(DC*,WORD); WORD (*pSetTextAlign)(DC*,WORD); INT32 (*pSetTextCharacterExtra)(DC*,INT32); DWORD (*pSetTextColor)(DC*,DWORD); INT32 (*pSetTextJustification)(DC*,INT32,INT32); BOOL32 (*pSetViewportExt)(DC*,INT32,INT32); BOOL32 (*pSetViewportOrg)(DC*,INT32,INT32); BOOL32 (*pSetWindowExt)(DC*,INT32,INT32); BOOL32 (*pSetWindowOrg)(DC*,INT32,INT32); BOOL32 (*pStretchBlt)(DC*,INT32,INT32,INT32,INT32,DC*,INT32,INT32,INT32,INT32,DWORD); INT32 (*pStretchDIBits)(DC*,INT32,INT32,INT32,INT32,INT32,INT32,INT32,INT32,LPSTR,LPBITMAPINFO,WORD,DWORD); } DC_FUNCTIONS; /* DC hook codes */ #define DCHC_INVALIDVISRGN 0x0001 #define DCHC_DELETEDC 0x0002 #define DCHF_INVALIDATEVISRGN 0x0001 #define DCHF_VALIDATEVISRGN 0x0002 /* DC flags */ #define DC_MEMORY 0x0001 /* It is a memory DC */ #define DC_SAVED 0x0002 /* It is a saved DC */ #define DC_DIRTY 0x0004 /* hVisRgn has to be updated */ #define DC_THUNKHOOK 0x0008 /* DC hook is in the 16-bit code */ /* Last 32 bytes are reserved for stock object handles */ #define GDI_HEAP_SIZE 0xffe0 /* First handle possible for stock objects (must be >= GDI_HEAP_SIZE) */ #define FIRST_STOCK_HANDLE GDI_HEAP_SIZE /* Stock objects handles */ #define NB_STOCK_OBJECTS (DEFAULT_GUI_FONT + 1) #define STOCK_WHITE_BRUSH ((HBRUSH16)(FIRST_STOCK_HANDLE+WHITE_BRUSH)) #define STOCK_LTGRAY_BRUSH ((HBRUSH16)(FIRST_STOCK_HANDLE+LTGRAY_BRUSH)) #define STOCK_GRAY_BRUSH ((HBRUSH16)(FIRST_STOCK_HANDLE+GRAY_BRUSH)) #define STOCK_DKGRAY_BRUSH ((HBRUSH16)(FIRST_STOCK_HANDLE+DKGRAY_BRUSH)) #define STOCK_BLACK_BRUSH ((HBRUSH16)(FIRST_STOCK_HANDLE+BLACK_BRUSH)) #define STOCK_NULL_BRUSH ((HBRUSH16)(FIRST_STOCK_HANDLE+NULL_BRUSH)) #define STOCK_HOLLOW_BRUSH ((HBRUSH16)(FIRST_STOCK_HANDLE+HOLLOW_BRUSH)) #define STOCK_WHITE_PEN ((HPEN16)(FIRST_STOCK_HANDLE+WHITE_PEN)) #define STOCK_BLACK_PEN ((HPEN16)(FIRST_STOCK_HANDLE+BLACK_PEN)) #define STOCK_NULL_PEN ((HPEN16)(FIRST_STOCK_HANDLE+NULL_PEN)) #define STOCK_OEM_FIXED_FONT ((HFONT16)(FIRST_STOCK_HANDLE+OEM_FIXED_FONT)) #define STOCK_ANSI_FIXED_FONT ((HFONT16)(FIRST_STOCK_HANDLE+ANSI_FIXED_FONT)) #define STOCK_ANSI_VAR_FONT ((HFONT16)(FIRST_STOCK_HANDLE+ANSI_VAR_FONT)) #define STOCK_SYSTEM_FONT ((HFONT16)(FIRST_STOCK_HANDLE+SYSTEM_FONT)) #define STOCK_DEVICE_DEFAULT_FONT ((HFONT16)(FIRST_STOCK_HANDLE+DEVICE_DEFAULT_FONT)) #define STOCK_DEFAULT_PALETTE ((HPALETTE16)(FIRST_STOCK_HANDLE+DEFAULT_PALETTE)) #define STOCK_SYSTEM_FIXED_FONT ((HFONT16)(FIRST_STOCK_HANDLE+SYSTEM_FIXED_FONT)) #define STOCK_DEFAULT_GUI_FONT ((HFONT16)(FIRST_STOCK_HANDLE+DEFAULT_GUI_FONT)) #define FIRST_STOCK_FONT STOCK_OEM_FIXED_FONT #define LAST_STOCK_FONT STOCK_DEFAULT_GUI_FONT #define LAST_STOCK_HANDLE ((DWORD)STOCK_DEFAULT_GUI_FONT) /* Device <-> logical coords conversion */ /* A floating point version of the POINT structure */ typedef struct tagFLOAT_POINT { FLOAT x, y; } FLOAT_POINT; /* 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__ INT32 GDI_ROUND(FLOAT val) { return (int)floor(val + 0.5); } /* Performs a viewport-to-world transformation on the specified point (which * is in floating point format). Returns TRUE if successful, else FALSE. */ static __inline__ BOOL32 INTERNAL_DPTOLP_FLOAT(DC *dc, FLOAT_POINT *point) { FLOAT x, y; /* Check that the viewport-to-world transformation is valid */ if (!dc->w.vport2WorldValid) return FALSE; /* Perform the transformation */ x = point->x; y = point->y; point->x = x * dc->w.xformVport2World.eM11 + y * dc->w.xformVport2World.eM21 + dc->w.xformVport2World.eDx; point->y = x * dc->w.xformVport2World.eM12 + y * dc->w.xformVport2World.eM22 + dc->w.xformVport2World.eDy; return TRUE; } /* Performs a viewport-to-world transformation on the specified point (which * is in integer format). Returns TRUE if successful, else FALSE. */ static __inline__ BOOL32 INTERNAL_DPTOLP(DC *dc, LPPOINT32 point) { FLOAT_POINT floatPoint; /* Perform operation with floating point */ floatPoint.x=(FLOAT)point->x; floatPoint.y=(FLOAT)point->y; if (!INTERNAL_DPTOLP_FLOAT(dc, &floatPoint)) return FALSE; /* Round to integers */ point->x = GDI_ROUND(floatPoint.x); point->y = GDI_ROUND(floatPoint.y); return TRUE; } /* Performs a world-to-viewport transformation on the specified point (which * is in floating point format). */ static __inline__ void INTERNAL_LPTODP_FLOAT(DC *dc, FLOAT_POINT *point) { FLOAT x, y; /* Perform the transformation */ x = point->x; y = point->y; point->x = x * dc->w.xformWorld2Vport.eM11 + y * dc->w.xformWorld2Vport.eM21 + dc->w.xformWorld2Vport.eDx; point->y = x * dc->w.xformWorld2Vport.eM12 + y * dc->w.xformWorld2Vport.eM22 + dc->w.xformWorld2Vport.eDy; } /* Performs a world-to-viewport transformation on the specified point (which * is in integer format). */ static __inline__ void INTERNAL_LPTODP(DC *dc, LPPOINT32 point) { FLOAT_POINT floatPoint; /* Perform operation with floating point */ floatPoint.x=(FLOAT)point->x; floatPoint.y=(FLOAT)point->y; INTERNAL_LPTODP_FLOAT(dc, &floatPoint); /* Round to integers */ point->x = GDI_ROUND(floatPoint.x); point->y = GDI_ROUND(floatPoint.y); } #define XDPTOLP(dc,x) \ (((x)-(dc)->vportOrgX) * (dc)->wndExtX / (dc)->vportExtX+(dc)->wndOrgX) #define YDPTOLP(dc,y) \ (((y)-(dc)->vportOrgY) * (dc)->wndExtY / (dc)->vportExtY+(dc)->wndOrgY) #define XLPTODP(dc,x) \ (((x)-(dc)->wndOrgX) * (dc)->vportExtX / (dc)->wndExtX+(dc)->vportOrgX) #define YLPTODP(dc,y) \ (((y)-(dc)->wndOrgY) * (dc)->vportExtY / (dc)->wndExtY+(dc)->vportOrgY) /* Device <-> logical size conversion */ #define XDSTOLS(dc,x) \ ((x) * (dc)->wndExtX / (dc)->vportExtX) #define YDSTOLS(dc,y) \ ((y) * (dc)->wndExtY / (dc)->vportExtY) #define XLSTODS(dc,x) \ ((x) * (dc)->vportExtX / (dc)->wndExtX) #define YLSTODS(dc,y) \ ((y) * (dc)->vportExtY / (dc)->wndExtY) /* GDI local heap */ extern WORD GDI_HeapSel; #define GDI_HEAP_ALLOC(size) \ LOCAL_Alloc( GDI_HeapSel, LMEM_FIXED, (size) ) #define GDI_HEAP_ALLOC_MOVEABLE(size) \ LOCAL_Alloc( GDI_HeapSel, LMEM_MOVEABLE, (size) ) #define GDI_HEAP_REALLOC(handle,size) \ LOCAL_ReAlloc( GDI_HeapSel, (handle), (size), LMEM_FIXED ) #define GDI_HEAP_FREE(handle) \ LOCAL_Free( GDI_HeapSel, (handle) ) #define GDI_HEAP_LOCK(handle) \ LOCAL_Lock( GDI_HeapSel, (handle) ) #define GDI_HEAP_LOCK_SEGPTR(handle) \ LOCAL_LockSegptr( GDI_HeapSel, (handle) ) #define GDI_HEAP_UNLOCK(handle) \ ((((HGDIOBJ16)(handle) >= FIRST_STOCK_HANDLE) && \ ((HGDIOBJ16)(handle)<=LAST_STOCK_HANDLE)) ? \ 0 : LOCAL_Unlock( GDI_HeapSel, (handle) )) extern BOOL32 GDI_Init(void); extern HGDIOBJ16 GDI_AllocObject( WORD, WORD ); extern BOOL32 GDI_FreeObject( HGDIOBJ16 ); extern GDIOBJHDR * GDI_GetObjPtr( HGDIOBJ16, WORD ); extern BOOL32 DRIVER_RegisterDriver( LPCSTR name, const DC_FUNCTIONS *funcs ); extern const DC_FUNCTIONS *DRIVER_FindDriver( LPCSTR name ); extern BOOL32 DRIVER_UnregisterDriver( LPCSTR name ); extern BOOL32 DIB_Init(void); extern Display * display; extern Screen * screen; extern Window rootWindow; extern int screenWidth, screenHeight, screenDepth; #endif /* __WINE_GDI_H */