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 _ROS_DC_INFO
  50 {
  51   CLIPOBJ     *CombinedClip;
  52 } ROS_DC_INFO;
  53
  54 typedef struct _DCLEVEL
  55 {
  56   HPALETTE          hpal;
  57   struct _PALETTE  * ppal;
  58   PVOID             pColorSpace; /* COLORSPACE* */
  59   LONG              lIcmMode;
  60   LONG              lSaveDepth;
  61   DWORD             unk1_00000000;
  62   HGDIOBJ           hdcSave;
  63   POINTL            ptlBrushOrigin;
  64   PBRUSH            pbrFill;
  65   PBRUSH            pbrLine;
  66   _Notnull_ struct _LFONT   * plfnt; /* LFONT* (TEXTOBJ*) */
  67   HGDIOBJ           hPath; /* HPATH */
  68   FLONG             flPath;
  69   LINEATTRS         laPath; /* 0x20 bytes */
  70   PREGION           prgnClip;
  71   PREGION           prgnMeta;
  72   COLORADJUSTMENT   ca;
  73   FLONG             flFontState;
  74   UNIVERSAL_FONT_ID ufi;
  75   UNIVERSAL_FONT_ID ufiLoc[4]; /* Local List. */
  76   UNIVERSAL_FONT_ID *pUFI;
  77   ULONG             uNumUFIs;
  78   BOOL              ufiSet;
  79   FLONG             fl;
  80   FLONG             flBrush;
  81   MATRIX            mxWorldToDevice;
  82   MATRIX            mxDeviceToWorld;
  83   MATRIX            mxWorldToPage;
  84   FLOATOBJ          efM11PtoD;
  85   FLOATOBJ          efM22PtoD;
  86   FLOATOBJ          efDxPtoD;
  87   FLOATOBJ          efDyPtoD;
  88   FLOATOBJ          efM11_TWIPS;
  89   FLOATOBJ          efM22_TWIPS;
  90   FLOATOBJ          efPr11;
  91   FLOATOBJ          efPr22;
  92   PSURFACE          pSurface;
  93   SIZE              sizl;
  94 } DCLEVEL, *PDCLEVEL;
  95
  96 /* The DC object structure */
  97 typedef struct _DC
  98 {
  99   /* Header for all gdi objects in the handle table.
 100      Do not (re)move this. */
 101   BASEOBJECT  BaseObject;
 102
 103   DHPDEV      dhpdev;   /* <- PDEVOBJ.hPDev DHPDEV for device. */
 104   INT         dctype;
 105   INT         fs;
 106   PPDEVOBJ    ppdev;
 107   PVOID       hsem;   /* PERESOURCE aka HSEMAPHORE */
 108   FLONG       flGraphicsCaps;
 109   FLONG       flGraphicsCaps2;
 110   _Notnull_ PDC_ATTR    pdcattr;
 111   DCLEVEL     dclevel;
 112   DC_ATTR     dcattr;
 113   HDC         hdcNext;
 114   HDC         hdcPrev;
 115   RECTL       erclClip;
 116   POINTL      ptlDCOrig;
 117   RECTL       erclWindow;
 118   RECTL       erclBounds;
 119   RECTL       erclBoundsApp;
 120   PREGION     prgnAPI;
 121   PREGION     prgnVis; /* Visible region (must never be 0) */
 122   PREGION     prgnRao;
 123   POINTL      ptlFillOrigin;
 124   EBRUSHOBJ   eboFill;
 125   EBRUSHOBJ   eboLine;
 126   EBRUSHOBJ   eboText;
 127   EBRUSHOBJ   eboBackground;
 128   HFONT       hlfntCur;
 129   FLONG       flSimulationFlags;
 130   LONG        lEscapement;
 131   PVOID       prfnt;    /* RFONT* */
 132   XCLIPOBJ    co;       /* CLIPOBJ */
 133   PVOID       pPFFList; /* PPFF* */
 134   PVOID       pClrxFormLnk;
 135   INT         ipfdDevMax;
 136   ULONG       ulCopyCount;
 137   PVOID       pSurfInfo;
 138   POINTL      ptlDoBanding;
 139
 140   /* Reactos specific members */
 141   ROS_DC_INFO rosdc;
 142 } DC;
 143
 144 extern PDC defaultDCstate;
 145
 146 /* Internal functions *********************************************************/
 147
 148 /* dcobjs.c */
 149
 150 VOID FASTCALL DC_vUpdateFillBrush(PDC pdc);
 151 VOID FASTCALL DC_vUpdateLineBrush(PDC pdc);
 152 VOID FASTCALL DC_vUpdateTextBrush(PDC pdc);
 153 VOID FASTCALL DC_vUpdateBackgroundBrush(PDC pdc);
 154
 155 HFONT
 156 NTAPI
 157 DC_hSelectFont(
 158     _In_ PDC pdc,
 159     _In_ HFONT hlfntNew);
 160
 161 HPALETTE
 162 NTAPI
 163 GdiSelectPalette(
 164     _In_ HDC hDC,
 165     _In_ HPALETTE hpal,
 166     _In_ BOOL ForceBackground);
 167
 168 /* dcutil.c */
 169
 170 COLORREF
 171 FASTCALL
 172 IntGdiSetBkColor(
 173     _In_ HDC hDC,
 174     _In_ COLORREF Color);
 175
 176 INT FASTCALL IntGdiSetBkMode(HDC  hDC, INT  backgroundMode);
 177 COLORREF FASTCALL  IntGdiSetTextColor(HDC hDC, COLORREF color);
 178 UINT FASTCALL IntGdiSetTextAlign(HDC  hDC, UINT  Mode);
 179 VOID FASTCALL DCU_SetDcUndeletable(HDC);
 180 BOOL FASTCALL IntSetDefaultRegion(PDC);
 181 ULONG TranslateCOLORREF(PDC pdc, COLORREF crColor);
 182 int FASTCALL GreSetStretchBltMode(HDC hdc, int iStretchMode);
 183 int FASTCALL GreGetBkMode(HDC);
 184 int FASTCALL GreGetMapMode(HDC);
 185 COLORREF FASTCALL GreGetTextColor(HDC);
 186 COLORREF FASTCALL IntSetDCBrushColor(HDC,COLORREF);
 187 COLORREF FASTCALL IntSetDCPenColor(HDC,COLORREF);
 188
 189
 190 INIT_FUNCTION NTSTATUS NTAPI InitDcImpl(VOID);
 191 PPDEVOBJ FASTCALL IntEnumHDev(VOID);
 192 PDC NTAPI DC_AllocDcWithHandle(VOID);
 193 BOOL NTAPI DC_bAllocDcAttr(PDC pdc);
 194 VOID NTAPI DC_vCleanup(PVOID ObjectBody);
 195 BOOL FASTCALL IntGdiDeleteDC(HDC, BOOL);
 196
 197 BOOL FASTCALL DC_InvertXform(const XFORM *xformSrc, XFORM *xformDest);
 198 VOID FASTCALL DC_vUpdateViewportExt(PDC pdc);
 199 VOID FASTCALL DC_vCopyState(PDC pdcSrc, PDC pdcDst, BOOL To);
 200 VOID FASTCALL DC_vFinishBlit(PDC pdc1, PDC pdc2);
 201 VOID FASTCALL DC_vPrepareDCsForBlit(PDC pdcDest, const RECT* rcDest, PDC pdcSrc, const RECT* rcSrc);
 202
 203 VOID NTAPI DC_vRestoreDC(IN PDC pdc, INT iSaveLevel);
 204
 205 VOID NTAPI DC_vFreeDcAttr(PDC pdc);
 206 VOID NTAPI DC_vInitDc(PDC pdc, DCTYPE dctype, PPDEVOBJ ppdev);
 207
 208 VOID FASTCALL IntGdiReferencePdev(PPDEVOBJ pPDev);
 209 VOID FASTCALL IntGdiUnreferencePdev(PPDEVOBJ pPDev, DWORD CleanUpType);
 210 HDC FASTCALL IntGdiCreateDisplayDC(HDEV hDev, ULONG DcType, BOOL EmptyDC);
 211 BOOL FASTCALL IntGdiCleanDC(HDC hDC);
 212 VOID FASTCALL IntvGetDeviceCaps(PPDEVOBJ, PDEVCAPS);
 213
 214 BOOL NTAPI GreSetDCOwner(HDC hdc, ULONG ulOwner);
 215
 216 VOID
 217 NTAPI
 218 DC_vSetBrushOrigin(PDC pdc, LONG x, LONG y);
 219
 220 FORCEINLINE
 221 PDC
 222 DC_LockDc(HDC hdc)
 223 {
 224     PDC pdc;
 225
 226     pdc = GDIOBJ_LockObject(hdc, GDIObjType_DC_TYPE);
 227     if (pdc)
 228     {
 229         ASSERT(GDI_HANDLE_GET_TYPE(pdc->BaseObject.hHmgr) == GDILoObjType_LO_DC_TYPE);
 230         ASSERT(pdc->dclevel.plfnt != NULL);
 231         ASSERT(GDI_HANDLE_GET_TYPE(((POBJ)pdc->dclevel.plfnt)->hHmgr) == GDILoObjType_LO_FONT_TYPE);
 232     }
 233
 234     return pdc;
 235 }
 236
 237 FORCEINLINE
 238 VOID
 239 DC_UnlockDc(PDC pdc)
 240 {
 241     ASSERT(pdc->dclevel.plfnt != NULL);
 242     ASSERT(GDI_HANDLE_GET_TYPE(((POBJ)pdc->dclevel.plfnt)->hHmgr) == GDILoObjType_LO_FONT_TYPE);
 243
 244     GDIOBJ_vUnlockObject(&pdc->BaseObject);
 245 }
 246
 247 FORCEINLINE
 248 VOID
 249 DC_vSelectSurface(PDC pdc, PSURFACE psurfNew)
 250 {
 251     PSURFACE psurfOld = pdc->dclevel.pSurface;
 252     if (psurfOld)
 253     {
 254         psurfOld->hdc = NULL;
 255         SURFACE_ShareUnlockSurface(psurfOld);
 256     }
 257     if (psurfNew)
 258         GDIOBJ_vReferenceObjectByPointer((POBJ)psurfNew);
 259     pdc->dclevel.pSurface = psurfNew;
 260 }
 261
 262 FORCEINLINE
 263 VOID
 264 DC_vSelectFillBrush(PDC pdc, PBRUSH pbrFill)
 265 {
 266     PBRUSH pbrFillOld = pdc->dclevel.pbrFill;
 267     if (pbrFillOld)
 268         BRUSH_ShareUnlockBrush(pbrFillOld);
 269     if (pbrFill)
 270         GDIOBJ_vReferenceObjectByPointer((POBJ)pbrFill);
 271     pdc->dclevel.pbrFill = pbrFill;
 272 }
 273
 274 FORCEINLINE
 275 VOID
 276 DC_vSelectLineBrush(PDC pdc, PBRUSH pbrLine)
 277 {
 278     PBRUSH pbrLineOld = pdc->dclevel.pbrLine;
 279     if (pbrLineOld)
 280         BRUSH_ShareUnlockBrush(pbrLineOld);
 281     if (pbrLine)
 282         GDIOBJ_vReferenceObjectByPointer((POBJ)pbrLine);
 283     pdc->dclevel.pbrLine = pbrLine;
 284 }
 285
 286 FORCEINLINE
 287 VOID
 288 DC_vSelectPalette(PDC pdc, PPALETTE ppal)
 289 {
 290     PPALETTE ppalOld = pdc->dclevel.ppal;
 291     if (ppalOld)
 292         PALETTE_ShareUnlockPalette(ppalOld);
 293     if (ppal)
 294         GDIOBJ_vReferenceObjectByPointer((POBJ)ppal);
 295     pdc->dclevel.ppal = ppal;
 296 }
 297
 298 extern _Notnull_ PBRUSH pbrDefaultBrush;
 299 extern _Notnull_ PSURFACE psurfDefaultBitmap;
 300
 301 #endif /* not __WIN32K_DC_H */