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 _ROS_DC_INFO
  50 {
  51   HRGN     hClipRgn;     /* Clip region (may be 0) */
  52   HRGN     hGCClipRgn;   /* GC clip region (ClipRgn AND VisRgn) */
  53
  54   CLIPOBJ     *CombinedClip;
  55 } ROS_DC_INFO;
  56
  57 typedef struct _DCLEVEL
  58 {
  59   HPALETTE          hpal;
  60   struct _PALETTE  * ppal;
  61   PVOID             pColorSpace; /* COLORSPACE* */
  62   LONG              lIcmMode;
  63   LONG              lSaveDepth;
  64   DWORD             unk1_00000000;
  65   HGDIOBJ           hdcSave;
  66   POINTL            ptlBrushOrigin;
  67   PBRUSH            pbrFill;
  68   PBRUSH            pbrLine;
  69   PVOID             plfnt; /* LFONTOBJ* (TEXTOBJ*) */
  70   HGDIOBJ           hPath; /* HPATH */
  71   FLONG             flPath;
  72   LINEATTRS         laPath; /* 0x20 bytes */
  73   PREGION           prgnClip;
  74   PREGION           prgnMeta;
  75   COLORADJUSTMENT   ca;
  76   FLONG             flFontState;
  77   UNIVERSAL_FONT_ID ufi;
  78   UNIVERSAL_FONT_ID ufiLoc[4]; /* Local List. */
  79   UNIVERSAL_FONT_ID *pUFI;
  80   ULONG             uNumUFIs;
  81   BOOL              ufiSet;
  82   FLONG             fl;
  83   FLONG             flBrush;
  84   MATRIX            mxWorldToDevice;
  85   MATRIX            mxDeviceToWorld;
  86   MATRIX            mxWorldToPage;
  87   FLOATOBJ          efM11PtoD;
  88   FLOATOBJ          efM22PtoD;
  89   FLOATOBJ          efDxPtoD;
  90   FLOATOBJ          efDyPtoD;
  91   FLOATOBJ          efM11_TWIPS;
  92   FLOATOBJ          efM22_TWIPS;
  93   FLOATOBJ          efPr11;
  94   FLOATOBJ          efPr22;
  95   PSURFACE          pSurface;
  96   SIZE              sizl;
  97 } DCLEVEL, *PDCLEVEL;
  98
  99 /* The DC object structure */
 100 typedef struct _DC
 101 {
 102   /* Header for all gdi objects in the handle table.
 103      Do not (re)move this. */
 104   BASEOBJECT  BaseObject;
 105
 106   DHPDEV      dhpdev;   /* <- PDEVOBJ.hPDev DHPDEV for device. */
 107   INT         dctype;
 108   INT         fs;
 109   PPDEVOBJ    ppdev;
 110   PVOID       hsem;   /* PERESOURCE aka HSEMAPHORE */
 111   FLONG       flGraphicsCaps;
 112   FLONG       flGraphicsCaps2;
 113   PDC_ATTR    pdcattr;
 114   DCLEVEL     dclevel;
 115   DC_ATTR     dcattr;
 116   HDC         hdcNext;
 117   HDC         hdcPrev;
 118   RECTL       erclClip;
 119   POINTL      ptlDCOrig;
 120   RECTL       erclWindow;
 121   RECTL       erclBounds;
 122   RECTL       erclBoundsApp;
 123   PREGION     prgnAPI;
 124   PREGION     prgnVis; /* Visible region (must never be 0) */
 125   PREGION     prgnRao;
 126   POINTL      ptlFillOrigin;
 127   EBRUSHOBJ   eboFill;
 128   EBRUSHOBJ   eboLine;
 129   EBRUSHOBJ   eboText;
 130   EBRUSHOBJ   eboBackground;
 131   HFONT       hlfntCur;
 132   FLONG       flSimulationFlags;
 133   LONG        lEscapement;
 134   PVOID       prfnt;    /* RFONT* */
 135   XCLIPOBJ    co;       /* CLIPOBJ */
 136   PVOID       pPFFList; /* PPFF* */
 137   PVOID       pClrxFormLnk;
 138   INT         ipfdDevMax;
 139   ULONG       ulCopyCount;
 140   PVOID       pSurfInfo;
 141   POINTL      ptlDoBanding;
 142
 143   /* Reactos specific members */
 144   ROS_DC_INFO rosdc;
 145 } DC;
 146
 147 extern PDC defaultDCstate;
 148
 149 /* Internal functions *********************************************************/
 150
 151 /* dcobjs.c */
 152
 153 VOID FASTCALL DC_vUpdateFillBrush(PDC pdc);
 154 VOID FASTCALL DC_vUpdateLineBrush(PDC pdc);
 155 VOID FASTCALL DC_vUpdateTextBrush(PDC pdc);
 156 VOID FASTCALL DC_vUpdateBackgroundBrush(PDC pdc);
 157
 158 HPALETTE
 159 NTAPI
 160 GdiSelectPalette(
 161     HDC hDC,
 162     HPALETTE hpal,
 163     BOOL ForceBackground);
 164
 165 /* dcutil.c */
 166
 167 COLORREF
 168 FASTCALL
 169 IntGdiSetBkColor (HDC hDC, COLORREF Color);
 170 INT FASTCALL IntGdiSetBkMode(HDC  hDC, INT  backgroundMode);
 171 COLORREF FASTCALL  IntGdiSetTextColor(HDC hDC, COLORREF color);
 172 UINT FASTCALL IntGdiSetTextAlign(HDC  hDC, UINT  Mode);
 173 VOID FASTCALL DCU_SetDcUndeletable(HDC);
 174 BOOL FASTCALL IntSetDefaultRegion(PDC);
 175 ULONG TranslateCOLORREF(PDC pdc, COLORREF crColor);
 176 int FASTCALL GreSetStretchBltMode(HDC hdc, int iStretchMode);
 177
 178
 179
 180 INIT_FUNCTION NTSTATUS NTAPI InitDcImpl(VOID);
 181 PPDEVOBJ FASTCALL IntEnumHDev(VOID);
 182 PDC NTAPI DC_AllocDcWithHandle(VOID);
 183 BOOL NTAPI DC_bAllocDcAttr(PDC pdc);
 184 BOOL NTAPI DC_Cleanup(PVOID ObjectBody);
 185 BOOL FASTCALL IntGdiDeleteDC(HDC, BOOL);
 186
 187 BOOL FASTCALL DC_InvertXform(const XFORM *xformSrc, XFORM *xformDest);
 188 VOID FASTCALL DC_vUpdateViewportExt(PDC pdc);
 189 VOID FASTCALL DC_vCopyState(PDC pdcSrc, PDC pdcDst, BOOL to);
 190 VOID FASTCALL DC_vFinishBlit(PDC pdc1, PDC pdc2);
 191 VOID FASTCALL DC_vPrepareDCsForBlit(PDC pdc1, RECT rc1, PDC pdc2, RECT rc2);
 192
 193 VOID NTAPI DC_vRestoreDC(IN PDC pdc, INT iSaveLevel);
 194
 195 VOID NTAPI DC_vFreeDcAttr(PDC pdc);
 196 VOID NTAPI DC_vInitDc(PDC pdc, DCTYPE dctype, PPDEVOBJ ppdev);
 197
 198 VOID FASTCALL IntGdiReferencePdev(PPDEVOBJ pPDev);
 199 VOID FASTCALL IntGdiUnreferencePdev(PPDEVOBJ pPDev, DWORD CleanUpType);
 200 HDC FASTCALL IntGdiCreateDisplayDC(HDEV hDev, ULONG DcType, BOOL EmptyDC);
 201 BOOL FASTCALL IntGdiCleanDC(HDC hDC);
 202 VOID FASTCALL IntvGetDeviceCaps(PPDEVOBJ, PDEVCAPS);
 203
 204 BOOL NTAPI GreSetDCOwner(HDC hdc, ULONG ulOwner);
 205
 206 VOID
 207 NTAPI
 208 DC_vSetBrushOrigin(PDC pdc, LONG x, LONG y);
 209
 210 FORCEINLINE
 211 PDC
 212 DC_LockDc(HDC hdc)
 213 {
 214     //if (GDI_HANDLE_GET_TYPE(hdc) != GDILoObjType_LO_DC_TYPE) return NULL; ???
 215     return GDIOBJ_LockObject(hdc, GDIObjType_DC_TYPE);
 216 }
 217
 218 FORCEINLINE
 219 VOID
 220 DC_UnlockDc(PDC pdc)
 221 {
 222     GDIOBJ_vUnlockObject(&pdc->BaseObject);
 223 }
 224
 225 VOID
 226 FORCEINLINE
 227 DC_vSelectSurface(PDC pdc, PSURFACE psurfNew)
 228 {
 229     PSURFACE psurfOld = pdc->dclevel.pSurface;
 230     if (psurfOld)
 231     {
 232         psurfOld->hdc = NULL;
 233         SURFACE_ShareUnlockSurface(psurfOld);
 234     }
 235     if (psurfNew)
 236         GDIOBJ_vReferenceObjectByPointer((POBJ)psurfNew);
 237     pdc->dclevel.pSurface = psurfNew;
 238 }
 239
 240 VOID
 241 FORCEINLINE
 242 DC_vSelectFillBrush(PDC pdc, PBRUSH pbrFill)
 243 {
 244     PBRUSH pbrFillOld = pdc->dclevel.pbrFill;
 245     if (pbrFillOld)
 246         BRUSH_ShareUnlockBrush(pbrFillOld);
 247     if (pbrFill)
 248         GDIOBJ_vReferenceObjectByPointer((POBJ)pbrFill);
 249     pdc->dclevel.pbrFill = pbrFill;
 250 }
 251
 252 VOID
 253 FORCEINLINE
 254 DC_vSelectLineBrush(PDC pdc, PBRUSH pbrLine)
 255 {
 256     PBRUSH pbrLineOld = pdc->dclevel.pbrLine;
 257     if (pbrLineOld)
 258         BRUSH_ShareUnlockBrush(pbrLineOld);
 259     if (pbrLine)
 260         GDIOBJ_vReferenceObjectByPointer((POBJ)pbrLine);
 261     pdc->dclevel.pbrLine = pbrLine;
 262 }
 263
 264 VOID
 265 FORCEINLINE
 266 DC_vSelectPalette(PDC pdc, PPALETTE ppal)
 267 {
 268     PPALETTE ppalOld = pdc->dclevel.ppal;
 269     if (ppalOld)
 270         PALETTE_ShareUnlockPalette(ppalOld);
 271     if (ppal)
 272         GDIOBJ_vReferenceObjectByPointer((POBJ)ppal);
 273     pdc->dclevel.ppal = ppal;
 274 }
 275
 276 extern _Notnull_ PBRUSH pbrDefaultBrush;
 277 extern _Notnull_ PSURFACE psurfDefaultBitmap;
 278
 279 #endif /* not __WIN32K_DC_H */