subsystems/win32/win32k/include/dc.h

   1 #ifndef __WIN32K_DC_H
   2 #define __WIN32K_DC_H
   3
   4 typedef struct _DC *PDC;
   5
   6 #include "engobjects.h"
   7 #include "brush.h"
   8 #include "bitmaps.h"
   9 #include "pdevobj.h"
  10 #include "palette.h"
  11 #include "region.h"
  12
  13 /* Constants ******************************************************************/
  14
  15 /* Get/SetBounds/Rect support. */
  16 #define DCB_WINDOWMGR 0x8000 /* Queries the Windows bounding rectangle instead of the application's */
  17
  18 /* flFontState */
  19 #define DC_DIRTYFONT_XFORM 1
  20 #define DC_DIRTYFONT_LFONT 2
  21 #define DC_UFI_MAPPING 4
  22
  23 /* fl */
  24 #define DC_FL_PAL_BACK 1
  25
  26 #define DC_DISPLAY  1
  27 #define DC_DIRECT 2
  28 #define DC_CANCELED 4
  29 #define DC_PERMANANT 0x08
  30 #define DC_DIRTY_RAO 0x10
  31 #define DC_ACCUM_WMGR 0x20
  32 #define DC_ACCUM_APP 0x40
  33 #define DC_RESET 0x80
  34 #define DC_SYNCHRONIZEACCESS 0x100
  35 #define DC_EPSPRINTINGESCAPE 0x200
  36 #define DC_TEMPINFODC 0x400
  37 #define DC_FULLSCREEN 0x800
  38 #define DC_IN_CLONEPDEV 0x1000
  39 #define DC_REDIRECTION 0x2000
  40 #define DC_SHAREACCESS 0x4000
  41
  42 typedef enum
  43 {
  44   DCTYPE_DIRECT = 0,
  45   DCTYPE_MEMORY = 1,
  46   DCTYPE_INFO = 2,
  47 } DCTYPE;
  48
  49
  50 /* Type definitions ***********************************************************/
  51
  52 typedef struct _ROS_DC_INFO
  53 {
  54   HRGN     hClipRgn;     /* Clip region (may be 0) */
  55   HRGN     hGCClipRgn;   /* GC clip region (ClipRgn AND VisRgn) */
  56
  57   BYTE   bitsPerPixel;
  58
  59   CLIPOBJ     *CombinedClip;
  60
  61   UNICODE_STRING    DriverName;
  62
  63 } ROS_DC_INFO;
  64
  65 typedef struct _DCLEVEL
  66 {
  67   HPALETTE          hpal;
  68   struct _PALETTE  * ppal;
  69   PVOID             pColorSpace; /* COLORSPACE* */
  70   LONG              lIcmMode;
  71   LONG              lSaveDepth;
  72   DWORD             unk1_00000000;
  73   HGDIOBJ           hdcSave;
  74   POINTL            ptlBrushOrigin;
  75   PBRUSH            pbrFill;
  76   PBRUSH            pbrLine;
  77   PVOID             plfnt; /* LFONTOBJ* (TEXTOBJ*) */
  78   HGDIOBJ           hPath; /* HPATH */
  79   FLONG             flPath;
  80   LINEATTRS         laPath; /* 0x20 bytes */
  81   PVOID             prgnClip; /* PROSRGNDATA */
  82   PVOID             prgnMeta;
  83   COLORADJUSTMENT   ca;
  84   FLONG             flFontState;
  85   UNIVERSAL_FONT_ID ufi;
  86   UNIVERSAL_FONT_ID ufiLoc[4]; /* Local List. */
  87   UNIVERSAL_FONT_ID *pUFI;
  88   ULONG             uNumUFIs;
  89   BOOL              ufiSet;
  90   FLONG             fl;
  91   FLONG             flBrush;
  92   MATRIX            mxWorldToDevice;
  93   MATRIX            mxDeviceToWorld;
  94   MATRIX            mxWorldToPage;
  95   FLOATOBJ          efM11PtoD;
  96   FLOATOBJ          efM22PtoD;
  97   FLOATOBJ          efDxPtoD;
  98   FLOATOBJ          efDyPtoD;
  99   FLOATOBJ          efM11_TWIPS;
 100   FLOATOBJ          efM22_TWIPS;
 101   FLOATOBJ          efPr11;
 102   FLOATOBJ          efPr22;
 103   PSURFACE          pSurface;
 104   SIZE              sizl;
 105 } DCLEVEL, *PDCLEVEL;
 106
 107 /* The DC object structure */
 108 typedef struct _DC
 109 {
 110   /* Header for all gdi objects in the handle table.
 111      Do not (re)move this. */
 112   BASEOBJECT  BaseObject;
 113
 114   DHPDEV      dhpdev;   /* <- PDEVOBJ.hPDev DHPDEV for device. */
 115   INT         dctype;
 116   INT         fs;
 117   PPDEVOBJ    ppdev;
 118   PVOID       hsem;   /* PERESOURCE aka HSEMAPHORE */
 119   FLONG       flGraphicsCaps;
 120   FLONG       flGraphicsCaps2;
 121   PDC_ATTR    pdcattr;
 122   DCLEVEL     dclevel;
 123   DC_ATTR     dcattr;
 124   HDC         hdcNext;
 125   HDC         hdcPrev;
 126   RECTL       erclClip;
 127   POINTL      ptlDCOrig;
 128   RECTL       erclWindow;
 129   RECTL       erclBounds;
 130   RECTL       erclBoundsApp;
 131   PREGION     prgnAPI; /* PROSRGNDATA */
 132   PREGION     prgnVis; /* Visible region (must never be 0) */
 133   PREGION     prgnRao;
 134   POINTL      ptlFillOrigin;
 135   EBRUSHOBJ   eboFill;
 136   EBRUSHOBJ   eboLine;
 137   EBRUSHOBJ   eboText;
 138   EBRUSHOBJ   eboBackground;
 139   HFONT       hlfntCur;
 140   FLONG       flSimulationFlags;
 141   LONG        lEscapement;
 142   PVOID       prfnt;    /* RFONT* */
 143   XCLIPOBJ    co;       /* CLIPOBJ */
 144   PVOID       pPFFList; /* PPFF* */
 145   PVOID       pClrxFormLnk;
 146   INT         ipfdDevMax;
 147   ULONG       ulCopyCount;
 148   PVOID       pSurfInfo;
 149   POINTL      ptlDoBanding;
 150
 151   /* Reactos specific members */
 152   ROS_DC_INFO rosdc;
 153 } DC;
 154
 155 /* Internal functions *********************************************************/
 156
 157 #if 0
 158 #define  DC_LockDc(hDC)  \
 159   ((PDC) GDIOBJ_LockObj ((HGDIOBJ) hDC, GDI_OBJECT_TYPE_DC))
 160 #define  DC_UnlockDc(pDC)  \
 161   GDIOBJ_UnlockObjByPtr ((POBJ)pDC)
 162 #endif
 163
 164 VOID NTAPI EngAcquireSemaphoreShared(IN HSEMAPHORE hsem);
 165
 166 PDC
 167 FORCEINLINE
 168 DC_LockDc(HDC hdc)
 169 {
 170     PDC pdc;
 171     pdc = GDIOBJ_LockObj(hdc, GDILoObjType_LO_DC_TYPE);
 172
 173     /* Direct DC's need PDEV locking */
 174     if(pdc && pdc->dctype == DCTYPE_DIRECT)
 175     {
 176         /* Acquire shared PDEV lock */
 177         EngAcquireSemaphoreShared(pdc->ppdev->hsemDevLock);
 178
 179         /* Update Surface if needed */
 180         if(pdc->dclevel.pSurface != pdc->ppdev->pSurface)
 181         {
 182             if(pdc->dclevel.pSurface) SURFACE_ShareUnlockSurface(pdc->dclevel.pSurface);
 183             pdc->dclevel.pSurface = PDEVOBJ_pSurface(pdc->ppdev);
 184         }
 185     }
 186     return pdc;
 187 }
 188
 189 void
 190 FORCEINLINE
 191 DC_UnlockDc(PDC pdc)
 192 {
 193     if(pdc->dctype == DCTYPE_DIRECT)
 194     {
 195         /* Release PDEV lock */
 196         EngReleaseSemaphore(pdc->ppdev->hsemDevLock);
 197     }
 198
 199     GDIOBJ_UnlockObjByPtr(&pdc->BaseObject);
 200 }
 201
 202
 203 extern PDC defaultDCstate;
 204
 205 NTSTATUS FASTCALL InitDcImpl(VOID);
 206 PPDEVOBJ FASTCALL IntEnumHDev(VOID);
 207 PDC NTAPI DC_AllocDcWithHandle();
 208 VOID FASTCALL DC_InitDC(HDC  DCToInit);
 209 VOID FASTCALL DC_AllocateDcAttr(HDC);
 210 VOID FASTCALL DC_FreeDcAttr(HDC);
 211 BOOL INTERNAL_CALL DC_Cleanup(PVOID ObjectBody);
 212 BOOL FASTCALL DC_SetOwnership(HDC hDC, PEPROCESS Owner);
 213 VOID FASTCALL DC_LockDisplay(HDC);
 214 VOID FASTCALL DC_UnlockDisplay(HDC);
 215 BOOL FASTCALL IntGdiDeleteDC(HDC, BOOL);
 216
 217 VOID FASTCALL DC_UpdateXforms(PDC  dc);
 218 BOOL FASTCALL DC_InvertXform(const XFORM *xformSrc, XFORM *xformDest);
 219 VOID FASTCALL DC_vUpdateViewportExt(PDC pdc);
 220 VOID FASTCALL DC_vCopyState(PDC pdcSrc, PDC pdcDst, BOOL to);
 221 VOID FASTCALL DC_vUpdateFillBrush(PDC pdc);
 222 VOID FASTCALL DC_vUpdateLineBrush(PDC pdc);
 223 VOID FASTCALL DC_vUpdateTextBrush(PDC pdc);
 224 VOID FASTCALL DC_vUpdateBackgroundBrush(PDC pdc);
 225
 226 VOID NTAPI DC_vRestoreDC(IN PDC pdc, INT iSaveLevel);
 227
 228 BOOL FASTCALL DCU_SyncDcAttrtoUser(PDC);
 229 BOOL FASTCALL DCU_SynchDcAttrtoUser(HDC);
 230 VOID FASTCALL DCU_SetDcUndeletable(HDC);
 231 VOID NTAPI DC_vFreeDcAttr(PDC pdc);
 232 VOID NTAPI DC_vInitDc(PDC pdc, DCTYPE dctype, PPDEVOBJ ppdev);
 233
 234 COLORREF FASTCALL IntGdiSetBkColor (HDC hDC, COLORREF Color);
 235 INT FASTCALL IntGdiSetBkMode(HDC  hDC, INT  backgroundMode);
 236 COLORREF APIENTRY  IntGdiGetBkColor(HDC  hDC);
 237 INT APIENTRY  IntGdiGetBkMode(HDC  hDC);
 238 COLORREF FASTCALL  IntGdiSetTextColor(HDC hDC, COLORREF color);
 239 UINT FASTCALL IntGdiSetTextAlign(HDC  hDC, UINT  Mode);
 240 UINT APIENTRY  IntGdiGetTextAlign(HDC  hDC);
 241 COLORREF APIENTRY  IntGdiGetTextColor(HDC  hDC);
 242 INT APIENTRY  IntGdiSetStretchBltMode(HDC  hDC, INT  stretchBltMode);
 243 VOID FASTCALL IntGdiReferencePdev(PPDEVOBJ pPDev);
 244 VOID FASTCALL IntGdiUnreferencePdev(PPDEVOBJ pPDev, DWORD CleanUpType);
 245 HDC FASTCALL IntGdiCreateDisplayDC(HDEV hDev, ULONG DcType, BOOL EmptyDC);
 246 BOOL FASTCALL IntGdiCleanDC(HDC hDC);
 247 VOID FASTCALL IntvGetDeviceCaps(PPDEVOBJ, PDEVCAPS);
 248 BOOL FASTCALL MakeInfoDC(PDC,BOOL);
 249 BOOL FASTCALL IntSetDefaultRegion(PDC);
 250
 251 VOID
 252 FORCEINLINE
 253 DC_vSelectSurface(PDC pdc, PSURFACE psurfNew)
 254 {
 255     PSURFACE psurfOld = pdc->dclevel.pSurface;
 256     if (psurfOld)
 257         SURFACE_ShareUnlockSurface(psurfOld);
 258     if (psurfNew)
 259         GDIOBJ_IncrementShareCount((POBJ)psurfNew);
 260     pdc->dclevel.pSurface = psurfNew;
 261 }
 262
 263 VOID
 264 FORCEINLINE
 265 DC_vSelectFillBrush(PDC pdc, PBRUSH pbrFill)
 266 {
 267     PBRUSH pbrFillOld = pdc->dclevel.pbrFill;
 268     if (pbrFillOld)
 269         BRUSH_ShareUnlockBrush(pbrFillOld);
 270     if (pbrFill)
 271         GDIOBJ_IncrementShareCount((POBJ)pbrFill);
 272     pdc->dclevel.pbrFill = pbrFill;
 273 }
 274
 275 VOID
 276 FORCEINLINE
 277 DC_vSelectLineBrush(PDC pdc, PBRUSH pbrLine)
 278 {
 279     PBRUSH pbrLineOld = pdc->dclevel.pbrLine;
 280     if (pbrLineOld)
 281         BRUSH_ShareUnlockBrush(pbrLineOld);
 282     if (pbrLine)
 283         GDIOBJ_IncrementShareCount((POBJ)pbrLine);
 284     pdc->dclevel.pbrLine = pbrLine;
 285 }
 286
 287 VOID
 288 FORCEINLINE
 289 DC_vSelectPalette(PDC pdc, PPALETTE ppal)
 290 {
 291     PPALETTE ppalOld = pdc->dclevel.ppal;
 292     if (ppalOld)
 293         PALETTE_ShareUnlockPalette(ppalOld);
 294     if (ppal)
 295         GDIOBJ_IncrementShareCount((POBJ)ppal);
 296     pdc->dclevel.ppal = ppal;
 297 }
 298
 299 #endif /* not __WIN32K_DC_H */