| /* |
| * 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_H |
| #define __WINE_GDI_H |
| |
| #include "windef.h" |
| #include "wingdi.h" |
| #include "wine/wingdi16.h" |
| #include "path.h" |
| #include <math.h> |
| |
| /* 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 LAST_MAGIC 0x4f53 |
| |
| #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)) |
| |
| typedef struct tagGDIOBJHDR |
| { |
| HANDLE16 hNext; |
| WORD wMagic; |
| DWORD dwCount; |
| } GDIOBJHDR; |
| |
| |
| typedef struct tagGdiFont *GdiFont; |
| |
| typedef struct { int opaque; } *PHYSDEV; /* PHYSDEV is an opaque pointer */ |
| |
| 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; |
| |
| int flags; |
| 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; |
| HANDLE16 hDevice; |
| HPALETTE16 hPalette; |
| |
| GdiFont gdiFont; |
| 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 */ |
| |
| RECT totalExtent; |
| BYTE bitsPerPixel; |
| |
| INT MapMode; |
| INT GraphicsMode; /* Graphics mode */ |
| INT DCOrgX; /* DC origin */ |
| INT DCOrgY; |
| 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? */ |
| } DC; |
| |
| /* Device functions for the Wine driver interface */ |
| |
| typedef INT (*DEVICEFONTENUMPROC)(LPENUMLOGFONTEXW,LPNEWTEXTMETRICEXW,DWORD, |
| LPARAM); |
| |
| typedef struct tagDC_FUNCS |
| { |
| INT (*pAbortDoc)(PHYSDEV); |
| BOOL (*pAbortPath)(PHYSDEV); |
| 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); |
| LONG (*pBitmapBits)(HBITMAP,void*,LONG,WORD); |
| INT (*pChoosePixelFormat)(PHYSDEV,const PIXELFORMATDESCRIPTOR *); |
| BOOL (*pChord)(PHYSDEV,INT,INT,INT,INT,INT,INT,INT,INT); |
| BOOL (*pCloseFigure)(PHYSDEV); |
| BOOL (*pCreateBitmap)(HBITMAP); |
| BOOL (*pCreateDC)(DC *,LPCSTR,LPCSTR,LPCSTR,const DEVMODEA*); |
| HBITMAP (*pCreateDIBSection)(PHYSDEV,BITMAPINFO *,UINT,LPVOID *,HANDLE,DWORD,DWORD); |
| BOOL (*pDeleteDC)(PHYSDEV); |
| BOOL (*pDeleteObject)(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,DEVICEFONTENUMPROC,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); |
| 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 (*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 (*pGetPixel)(PHYSDEV,INT,INT); |
| INT (*pGetPixelFormat)(PHYSDEV); |
| 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 (*pMoveTo)(PHYSDEV,INT,INT); |
| INT (*pOffsetClipRgn)(PHYSDEV,INT,INT); |
| BOOL (*pOffsetViewportOrg)(PHYSDEV,INT,INT); |
| BOOL (*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 (*pRealizePalette)(PHYSDEV); |
| BOOL (*pRectangle)(PHYSDEV,INT,INT,INT,INT); |
| HDC (*pResetDC)(PHYSDEV,const DEVMODEA*); |
| BOOL (*pRestoreDC)(PHYSDEV,INT); |
| BOOL (*pRoundRect)(PHYSDEV,INT,INT,INT,INT,INT,INT); |
| INT (*pSaveDC)(PHYSDEV); |
| BOOL (*pScaleViewportExt)(PHYSDEV,INT,INT,INT,INT); |
| BOOL (*pScaleWindowExt)(PHYSDEV,INT,INT,INT,INT); |
| HBITMAP (*pSelectBitmap)(PHYSDEV,HBITMAP); |
| HBRUSH (*pSelectBrush)(PHYSDEV,HBRUSH); |
| BOOL (*pSelectClipPath)(PHYSDEV,INT); |
| INT (*pSelectClipRgn)(PHYSDEV,HRGN); |
| HFONT (*pSelectFont)(PHYSDEV,HFONT); |
| HPALETTE (*pSelectPalette)(PHYSDEV,HPALETTE,BOOL); |
| HPEN (*pSelectPen)(PHYSDEV,HPEN); |
| COLORREF (*pSetBkColor)(PHYSDEV,COLORREF); |
| INT (*pSetBkMode)(PHYSDEV,INT); |
| 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); |
| 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); |
| BOOL (*pSetViewportExt)(PHYSDEV,INT,INT); |
| BOOL (*pSetViewportOrg)(PHYSDEV,INT,INT); |
| BOOL (*pSetWindowExt)(PHYSDEV,INT,INT); |
| BOOL (*pSetWindowOrg)(PHYSDEV,INT,INT); |
| 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; |
| |
| /* 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 */ |
| |
| #define GDI_HEAP_SIZE 0xffe0 |
| |
| /* extra stock object: default 1x1 bitmap for memory DCs */ |
| #define DEFAULT_BITMAP (STOCK_LAST+1) |
| |
| /* 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 INT WINE_UNUSED 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 BOOL WINE_UNUSED INTERNAL_DPTOLP_FLOAT(DC *dc, FLOAT_POINT *point) |
| { |
| FLOAT x, y; |
| |
| /* Check that the viewport-to-world transformation is valid */ |
| if (!dc->vport2WorldValid) |
| return FALSE; |
| |
| /* Perform the transformation */ |
| x = point->x; |
| y = point->y; |
| point->x = x * dc->xformVport2World.eM11 + |
| y * dc->xformVport2World.eM21 + |
| dc->xformVport2World.eDx; |
| point->y = x * dc->xformVport2World.eM12 + |
| y * dc->xformVport2World.eM22 + |
| dc->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 BOOL WINE_UNUSED INTERNAL_DPTOLP(DC *dc, LPPOINT 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 WINE_UNUSED INTERNAL_LPTODP_FLOAT(DC *dc, FLOAT_POINT *point) |
| { |
| FLOAT x, y; |
| |
| /* Perform the transformation */ |
| x = point->x; |
| y = point->y; |
| point->x = x * dc->xformWorld2Vport.eM11 + |
| y * dc->xformWorld2Vport.eM21 + |
| dc->xformWorld2Vport.eDx; |
| point->y = x * dc->xformWorld2Vport.eM12 + |
| y * dc->xformWorld2Vport.eM22 + |
| dc->xformWorld2Vport.eDy; |
| } |
| |
| /* Performs a world-to-viewport transformation on the specified point (which |
| * is in integer format). |
| */ |
| static inline void WINE_UNUSED INTERNAL_LPTODP(DC *dc, LPPOINT 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); |
| } |
| |
| |
| /* Performs a world-to-viewport transformation on the specified point (which |
| * is in integer format). |
| */ |
| static inline INT WINE_UNUSED INTERNAL_XWPTODP(DC *dc, INT x, INT y) |
| { |
| FLOAT_POINT floatPoint; |
| |
| /* Perform operation with floating point */ |
| floatPoint.x=(FLOAT)x; |
| floatPoint.y=(FLOAT)y; |
| INTERNAL_LPTODP_FLOAT(dc, &floatPoint); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatPoint.x); |
| } |
| |
| /* Performs a world-to-viewport transformation on the specified point (which |
| * is in integer format). |
| */ |
| static inline INT WINE_UNUSED INTERNAL_YWPTODP(DC *dc, INT x, INT y) |
| { |
| FLOAT_POINT floatPoint; |
| |
| /* Perform operation with floating point */ |
| floatPoint.x=(FLOAT)x; |
| floatPoint.y=(FLOAT)y; |
| INTERNAL_LPTODP_FLOAT(dc, &floatPoint); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatPoint.y); |
| } |
| |
| |
| /* Performs a viewport-to-world transformation on the specified point (which |
| * is in integer format). |
| */ |
| static inline INT WINE_UNUSED INTERNAL_XDPTOWP(DC *dc, INT x, INT y) |
| { |
| FLOAT_POINT floatPoint; |
| |
| /* Perform operation with floating point */ |
| floatPoint.x=(FLOAT)x; |
| floatPoint.y=(FLOAT)y; |
| INTERNAL_DPTOLP_FLOAT(dc, &floatPoint); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatPoint.x); |
| } |
| |
| /* Performs a viewport-to-world transformation on the specified point (which |
| * is in integer format). |
| */ |
| static inline INT WINE_UNUSED INTERNAL_YDPTOWP(DC *dc, INT x, INT y) |
| { |
| FLOAT_POINT floatPoint; |
| |
| /* Perform operation with floating point */ |
| floatPoint.x=(FLOAT)x; |
| floatPoint.y=(FLOAT)y; |
| INTERNAL_DPTOLP_FLOAT(dc, &floatPoint); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatPoint.y); |
| } |
| |
| |
| #define XDPTOLP(dc,x) \ |
| (MulDiv(((x)-(dc)->vportOrgX), (dc)->wndExtX, (dc)->vportExtX) + (dc)->wndOrgX) |
| #define YDPTOLP(dc,y) \ |
| (MulDiv(((y)-(dc)->vportOrgY), (dc)->wndExtY, (dc)->vportExtY) + (dc)->wndOrgY) |
| #define XLPTODP(dc,x) \ |
| (MulDiv(((x)-(dc)->wndOrgX), (dc)->vportExtX, (dc)->wndExtX) + (dc)->vportOrgX) |
| #define YLPTODP(dc,y) \ |
| (MulDiv(((y)-(dc)->wndOrgY), (dc)->vportExtY, (dc)->wndExtY) + (dc)->vportOrgY) |
| |
| |
| |
| /* World -> Device size conversion */ |
| |
| /* Performs a world-to-viewport transformation on the specified width (which |
| * is in floating point format). |
| */ |
| static inline void WINE_UNUSED INTERNAL_XWSTODS_FLOAT(DC *dc, FLOAT *width) |
| { |
| /* Perform the transformation */ |
| *width = *width * dc->xformWorld2Vport.eM11; |
| } |
| |
| /* Performs a world-to-viewport transformation on the specified width (which |
| * is in integer format). |
| */ |
| static inline INT WINE_UNUSED INTERNAL_XWSTODS(DC *dc, INT width) |
| { |
| FLOAT floatWidth; |
| |
| /* Perform operation with floating point */ |
| floatWidth = (FLOAT)width; |
| INTERNAL_XWSTODS_FLOAT(dc, &floatWidth); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatWidth); |
| } |
| |
| |
| /* Performs a world-to-viewport transformation on the specified size (which |
| * is in floating point format). |
| */ |
| static inline void WINE_UNUSED INTERNAL_YWSTODS_FLOAT(DC *dc, FLOAT *height) |
| { |
| /* Perform the transformation */ |
| *height = *height * dc->xformWorld2Vport.eM22; |
| } |
| |
| /* Performs a world-to-viewport transformation on the specified size (which |
| * is in integer format). |
| */ |
| static inline INT WINE_UNUSED INTERNAL_YWSTODS(DC *dc, INT height) |
| { |
| FLOAT floatHeight; |
| |
| /* Perform operation with floating point */ |
| floatHeight = (FLOAT)height; |
| INTERNAL_YWSTODS_FLOAT(dc, &floatHeight); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatHeight); |
| } |
| |
| |
| /* Device -> World size conversion */ |
| |
| /* Performs a device to world transformation on the specified width (which |
| * is in floating point format). |
| */ |
| static inline void INTERNAL_XDSTOWS_FLOAT(DC *dc, FLOAT *width) |
| { |
| /* Perform the transformation */ |
| *width = *width * dc->xformVport2World.eM11; |
| } |
| |
| /* Performs a device to world transformation on the specified width (which |
| * is in integer format). |
| */ |
| static inline INT INTERNAL_XDSTOWS(DC *dc, INT width) |
| { |
| FLOAT floatWidth; |
| |
| /* Perform operation with floating point */ |
| floatWidth = (FLOAT)width; |
| INTERNAL_XDSTOWS_FLOAT(dc, &floatWidth); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatWidth); |
| } |
| |
| |
| /* Performs a device to world transformation on the specified size (which |
| * is in floating point format). |
| */ |
| static inline void INTERNAL_YDSTOWS_FLOAT(DC *dc, FLOAT *height) |
| { |
| /* Perform the transformation */ |
| *height = *height * dc->xformVport2World.eM22; |
| } |
| |
| /* Performs a device to world transformation on the specified size (which |
| * is in integer format). |
| */ |
| static inline INT INTERNAL_YDSTOWS(DC *dc, INT height) |
| { |
| FLOAT floatHeight; |
| |
| /* Perform operation with floating point */ |
| floatHeight = (FLOAT)height; |
| INTERNAL_YDSTOWS_FLOAT(dc, &floatHeight); |
| |
| /* Round to integers */ |
| return GDI_ROUND(floatHeight); |
| } |
| |
| |
| /* Device <-> logical size conversion */ |
| |
| #define XDSTOLS(dc,x) \ |
| MulDiv((x), (dc)->wndExtX, (dc)->vportExtX) |
| #define YDSTOLS(dc,y) \ |
| MulDiv((y), (dc)->wndExtY, (dc)->vportExtY) |
| #define XLSTODS(dc,x) \ |
| MulDiv((x), (dc)->vportExtX, (dc)->wndExtX) |
| #define YLSTODS(dc,y) \ |
| MulDiv((y), (dc)->vportExtY, (dc)->wndExtY) |
| |
| /* GDI local heap */ |
| |
| extern BOOL GDI_Init(void); |
| extern void *GDI_AllocObject( WORD, WORD, HGDIOBJ * ); |
| 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 const DC_FUNCTIONS *DRIVER_load_driver( LPCSTR 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( LPCSTR device, LPSTR driver, DWORD size ); |
| |
| extern POINT *GDI_Bezier( const POINT *Points, INT count, INT *nPtsOut ); |
| |
| extern DC * DC_AllocDC( const DC_FUNCTIONS *funcs ); |
| extern DC * DC_GetDCPtr( HDC hdc ); |
| extern DC * DC_GetDCUpdate( HDC hdc ); |
| extern void DC_InitDC( DC * dc ); |
| extern void DC_UpdateXforms( DC * dc ); |
| |
| |
| #define CLIP_INTERSECT 0x0001 |
| #define CLIP_EXCLUDE 0x0002 |
| #define CLIP_KEEPRGN 0x0004 |
| |
| /* objects/clipping.c */ |
| INT CLIPPING_IntersectClipRect( DC * dc, INT left, INT top, |
| INT right, INT bottom, UINT flags ); |
| INT CLIPPING_IntersectVisRect( DC * dc, INT left, INT top, |
| INT right, INT bottom, BOOL exclude ); |
| extern void CLIPPING_UpdateGCRegion( DC * dc ); |
| |
| /* objects/enhmetafile.c */ |
| extern HENHMETAFILE EMF_Create_HENHMETAFILE(ENHMETAHEADER *emh, BOOL on_disk ); |
| |
| #define WINE_GGO_GRAY16_BITMAP 0x7f |
| |
| #endif /* __WINE_GDI_H */ |
