reactos/win32ss/gdi/ntgdi/dc.h

   1 #ifndef __WIN32K_DC_H
   2 #define __WIN32K_DC_H
   3
   4 /* Constants ******************************************************************/
   5
   6 /* Get/SetBounds/Rect support. */
   7 #define DCB_WINDOWMGR 0x8000 /* Queries the Windows bounding rectangle instead of the application's */
   8
   9 /* flFontState */
  10 enum _FONT_STATE
  11 {
  12     DC_DIRTYFONT_XFORM = 1,
  13     DC_DIRTYFONT_LFONT = 2,
  14     DC_UFI_MAPPING     = 4
  15 };
  16
  17 /* fl */
  18 #define DC_FL_PAL_BACK 1
  19
  20 enum _DCFLAGS
  21 {
  22     DC_DISPLAY           = 0x0001,
  23     DC_DIRECT            = 0x0002,
  24     DC_CANCELED          = 0x0004,
  25     DC_PERMANANT         = 0x0008,
  26     DC_DIRTY_RAO         = 0x0010,
  27     DC_ACCUM_WMGR        = 0x0020,
  28     DC_ACCUM_APP         = 0x0040,
  29     DC_RESET             = 0x0080,
  30     DC_SYNCHRONIZEACCESS = 0x0100,
  31     DC_EPSPRINTINGESCAPE = 0x0200,
  32     DC_TEMPINFODC        = 0x0400,
  33     DC_FULLSCREEN        = 0x0800,
  34     DC_IN_CLONEPDEV      = 0x1000,
  35     DC_REDIRECTION       = 0x2000,
  36     DC_SHAREACCESS       = 0x4000
  37 };
  38
  39 typedef enum _DCTYPE
  40 {
  41     DCTYPE_DIRECT = 0,
  42     DCTYPE_MEMORY = 1,
  43     DCTYPE_INFO = 2,
  44 } DCTYPE;
  45
  46
  47 /* Type definitions ***********************************************************/
  48
  49 typedef struct _DCLEVEL
  50 {
  51   HPALETTE          hpal;
  52   struct _PALETTE  * ppal;
  53   PVOID             pColorSpace; /* COLORSPACE* */
  54   LONG              lIcmMode;
  55   LONG              lSaveDepth;
  56   DWORD             unk1_00000000;
  57   HGDIOBJ           hdcSave;
  58   POINTL            ptlBrushOrigin;
  59   PBRUSH            pbrFill;
  60   PBRUSH            pbrLine;
  61   _Notnull_ struct _LFONT   * plfnt; /* LFONT* (TEXTOBJ*) */
  62   HGDIOBJ           hPath; /* HPATH */
  63   FLONG             flPath;
  64   LINEATTRS         laPath; /* 0x20 bytes */
  65   PREGION           prgnClip;
  66   PREGION           prgnMeta;
  67   COLORADJUSTMENT   ca;
  68   FLONG             flFontState;
  69   UNIVERSAL_FONT_ID ufi;
  70   UNIVERSAL_FONT_ID ufiLoc[4]; /* Local List. */
  71   UNIVERSAL_FONT_ID *pUFI;
  72   ULONG             uNumUFIs;
  73   BOOL              ufiSet;
  74   FLONG             fl;
  75   FLONG             flBrush;
  76   MATRIX            mxWorldToDevice;
  77   MATRIX            mxDeviceToWorld;
  78   MATRIX            mxWorldToPage;
  79   FLOATOBJ          efM11PtoD;
  80   FLOATOBJ          efM22PtoD;
  81   FLOATOBJ          efDxPtoD;
  82   FLOATOBJ          efDyPtoD;
  83   FLOATOBJ          efM11_TWIPS;
  84   FLOATOBJ          efM22_TWIPS;
  85   FLOATOBJ          efPr11;
  86   FLOATOBJ          efPr22;
  87   PSURFACE          pSurface;
  88   SIZE              sizl;
  89 } DCLEVEL, *PDCLEVEL;
  90
  91 /* The DC object structure */
  92 typedef struct _DC
  93 {
  94   /* Header for all gdi objects in the handle table.
  95      Do not (re)move this. */
  96   BASEOBJECT  BaseObject;
  97
  98   DHPDEV      dhpdev;   /* <- PDEVOBJ.hPDev DHPDEV for device. */
  99   INT         dctype;
 100   INT         fs;
 101   PPDEVOBJ    ppdev;
 102   PVOID       hsem;   /* PERESOURCE aka HSEMAPHORE */
 103   FLONG       flGraphicsCaps;
 104   FLONG       flGraphicsCaps2;
 105   _Notnull_ PDC_ATTR    pdcattr;
 106   DCLEVEL     dclevel;
 107   DC_ATTR     dcattr;
 108   HDC         hdcNext;
 109   HDC         hdcPrev;
 110   RECTL       erclClip;
 111   POINTL      ptlDCOrig;
 112   RECTL       erclWindow;
 113   RECTL       erclBounds;
 114   RECTL       erclBoundsApp;
 115   PREGION     prgnAPI;
 116   _Notnull_ PREGION     prgnVis; /* Visible region (must never be 0) */
 117   PREGION     prgnRao;
 118   POINTL      ptlFillOrigin;
 119   EBRUSHOBJ   eboFill;
 120   EBRUSHOBJ   eboLine;
 121   EBRUSHOBJ   eboText;
 122   EBRUSHOBJ   eboBackground;
 123   HFONT       hlfntCur;
 124   FLONG       flSimulationFlags;
 125   LONG        lEscapement;
 126   PVOID       prfnt;    /* RFONT* */
 127   XCLIPOBJ    co;       /* CLIPOBJ */
 128   PVOID       pPFFList; /* PPFF* */
 129   PVOID       pClrxFormLnk;
 130   INT         ipfdDevMax;
 131   ULONG       ulCopyCount;
 132   PVOID       pSurfInfo;
 133   POINTL      ptlDoBanding;
 134 } DC;
 135
 136 extern PDC defaultDCstate;
 137
 138 /* Internal functions *********************************************************/
 139
 140 /* dcobjs.c */
 141
 142 VOID FASTCALL DC_vUpdateFillBrush(PDC pdc);
 143 VOID FASTCALL DC_vUpdateLineBrush(PDC pdc);
 144 VOID FASTCALL DC_vUpdateTextBrush(PDC pdc);
 145 VOID FASTCALL DC_vUpdateBackgroundBrush(PDC pdc);
 146
 147 HFONT
 148 NTAPI
 149 DC_hSelectFont(
 150     _In_ PDC pdc,
 151     _In_ HFONT hlfntNew);
 152
 153 HPALETTE
 154 NTAPI
 155 GdiSelectPalette(
 156     _In_ HDC hDC,
 157     _In_ HPALETTE hpal,
 158     _In_ BOOL ForceBackground);
 159
 160 /* dcutil.c */
 161
 162 COLORREF
 163 FASTCALL
 164 IntGdiSetBkColor(
 165     _In_ HDC hDC,
 166     _In_ COLORREF Color);
 167
 168 INT FASTCALL IntGdiSetBkMode(HDC  hDC, INT  backgroundMode);
 169 COLORREF FASTCALL  IntGdiSetTextColor(HDC hDC, COLORREF color);
 170 UINT FASTCALL IntGdiSetTextAlign(HDC  hDC, UINT  Mode);
 171 VOID FASTCALL DCU_SetDcUndeletable(HDC);
 172 BOOL FASTCALL IntSetDefaultRegion(PDC);
 173 ULONG TranslateCOLORREF(PDC pdc, COLORREF crColor);
 174 int FASTCALL GreSetStretchBltMode(HDC hdc, int iStretchMode);
 175 int FASTCALL GreGetBkMode(HDC);
 176 int FASTCALL GreGetMapMode(HDC);
 177 COLORREF FASTCALL GreGetTextColor(HDC);
 178 COLORREF FASTCALL IntSetDCBrushColor(HDC,COLORREF);
 179 COLORREF FASTCALL IntSetDCPenColor(HDC,COLORREF);
 180
 181
 182 INIT_FUNCTION NTSTATUS NTAPI InitDcImpl(VOID);
 183 PPDEVOBJ FASTCALL IntEnumHDev(VOID);
 184 PDC NTAPI DC_AllocDcWithHandle(VOID);
 185 BOOL NTAPI DC_bAllocDcAttr(PDC pdc);
 186 VOID NTAPI DC_vCleanup(PVOID ObjectBody);
 187 BOOL FASTCALL IntGdiDeleteDC(HDC, BOOL);
 188
 189 BOOL FASTCALL DC_InvertXform(const XFORM *xformSrc, XFORM *xformDest);
 190 VOID FASTCALL DC_vUpdateViewportExt(PDC pdc);
 191 VOID FASTCALL DC_vCopyState(PDC pdcSrc, PDC pdcDst, BOOL To);
 192 VOID FASTCALL DC_vFinishBlit(PDC pdc1, PDC pdc2);
 193 VOID FASTCALL DC_vPrepareDCsForBlit(PDC pdcDest, const RECT* rcDest, PDC pdcSrc, const RECT* rcSrc);
 194
 195 VOID NTAPI DC_vRestoreDC(IN PDC pdc, INT iSaveLevel);
 196
 197 VOID NTAPI DC_vFreeDcAttr(PDC pdc);
 198 VOID NTAPI DC_vInitDc(PDC pdc, DCTYPE dctype, PPDEVOBJ ppdev);
 199
 200 VOID FASTCALL IntGdiReferencePdev(PPDEVOBJ pPDev);
 201 VOID FASTCALL IntGdiUnreferencePdev(PPDEVOBJ pPDev, DWORD CleanUpType);
 202 HDC FASTCALL IntGdiCreateDisplayDC(HDEV hDev, ULONG DcType, BOOL EmptyDC);
 203 BOOL FASTCALL IntGdiCleanDC(HDC hDC);
 204 VOID FASTCALL IntvGetDeviceCaps(PPDEVOBJ, PDEVCAPS);
 205
 206 BOOL NTAPI GreSetDCOwner(HDC hdc, ULONG ulOwner);
 207
 208 VOID
 209 NTAPI
 210 DC_vSetBrushOrigin(PDC pdc, LONG x, LONG y);
 211
 212 FORCEINLINE
 213 PDC
 214 DC_LockDc(HDC hdc)
 215 {
 216     PDC pdc;
 217
 218     pdc = GDIOBJ_LockObject(hdc, GDIObjType_DC_TYPE);
 219     if (pdc)
 220     {
 221         ASSERT(GDI_HANDLE_GET_TYPE(pdc->BaseObject.hHmgr) == GDILoObjType_LO_DC_TYPE);
 222         ASSERT(pdc->dclevel.plfnt != NULL);
 223         ASSERT(GDI_HANDLE_GET_TYPE(((POBJ)pdc->dclevel.plfnt)->hHmgr) == GDILoObjType_LO_FONT_TYPE);
 224     }
 225
 226     return pdc;
 227 }
 228
 229 FORCEINLINE
 230 VOID
 231 DC_UnlockDc(PDC pdc)
 232 {
 233     ASSERT(pdc->dclevel.plfnt != NULL);
 234     ASSERT(GDI_HANDLE_GET_TYPE(((POBJ)pdc->dclevel.plfnt)->hHmgr) == GDILoObjType_LO_FONT_TYPE);
 235
 236     GDIOBJ_vUnlockObject(&pdc->BaseObject);
 237 }
 238
 239 FORCEINLINE
 240 VOID
 241 DC_vSelectSurface(PDC pdc, PSURFACE psurfNew)
 242 {
 243     PSURFACE psurfOld = pdc->dclevel.pSurface;
 244     if (psurfOld)
 245     {
 246         psurfOld->hdc = NULL;
 247         SURFACE_ShareUnlockSurface(psurfOld);
 248     }
 249     if (psurfNew)
 250         GDIOBJ_vReferenceObjectByPointer((POBJ)psurfNew);
 251     pdc->dclevel.pSurface = psurfNew;
 252 }
 253
 254 FORCEINLINE
 255 VOID
 256 DC_vSelectFillBrush(PDC pdc, PBRUSH pbrFill)
 257 {
 258     PBRUSH pbrFillOld = pdc->dclevel.pbrFill;
 259     if (pbrFillOld)
 260         BRUSH_ShareUnlockBrush(pbrFillOld);
 261     if (pbrFill)
 262         GDIOBJ_vReferenceObjectByPointer((POBJ)pbrFill);
 263     pdc->dclevel.pbrFill = pbrFill;
 264 }
 265
 266 FORCEINLINE
 267 VOID
 268 DC_vSelectLineBrush(PDC pdc, PBRUSH pbrLine)
 269 {
 270     PBRUSH pbrLineOld = pdc->dclevel.pbrLine;
 271     if (pbrLineOld)
 272         BRUSH_ShareUnlockBrush(pbrLineOld);
 273     if (pbrLine)
 274         GDIOBJ_vReferenceObjectByPointer((POBJ)pbrLine);
 275     pdc->dclevel.pbrLine = pbrLine;
 276 }
 277
 278 FORCEINLINE
 279 VOID
 280 DC_vSelectPalette(PDC pdc, PPALETTE ppal)
 281 {
 282     PPALETTE ppalOld = pdc->dclevel.ppal;
 283     if (ppalOld)
 284         PALETTE_ShareUnlockPalette(ppalOld);
 285     if (ppal)
 286         GDIOBJ_vReferenceObjectByPointer((POBJ)ppal);
 287     pdc->dclevel.ppal = ppal;
 288 }
 289
 290 extern _Notnull_ PBRUSH pbrDefaultBrush;
 291 extern _Notnull_ PSURFACE psurfDefaultBitmap;
 292
 293 #endif /* not __WIN32K_DC_H */