subsystems/win32/win32k/include/dc.h

   1 #pragma once
   2
   3 typedef struct _DC *PDC;
   4
   5 #include "engobjects.h"
   6 #include "brush.h"
   7 #include "bitmaps.h"
   8 #include "pdevobj.h"
   9 #include "palette.h"
  10
  11 /* Constants ******************************************************************/
  12
  13 /* Get/SetBounds/Rect support. */
  14 #define DCB_WINDOWMGR 0x8000 /* Queries the Windows bounding rectangle instead of the application's */
  15
  16 /* flFontState */
  17 #define DC_DIRTYFONT_XFORM 1
  18 #define DC_DIRTYFONT_LFONT 2
  19 #define DC_UFI_MAPPING 4
  20
  21 /* fl */
  22 #define DC_FL_PAL_BACK 1
  23
  24 /* Type definitions ***********************************************************/
  25
  26 typedef struct _ROS_DC_INFO
  27 {
  28   HRGN     hClipRgn;     /* Clip region (may be 0) */
  29   HRGN     hVisRgn;      /* Visible region (must never be 0) */
  30   HRGN     hGCClipRgn;   /* GC clip region (ClipRgn AND VisRgn) */
  31
  32   BYTE   bitsPerPixel;
  33
  34   CLIPOBJ     *CombinedClip; /* Use XCLIPOBJ in DC. */
  35
  36   UNICODE_STRING    DriverName;
  37
  38 } ROS_DC_INFO;
  39
  40 typedef struct _DCLEVEL
  41 {
  42   HPALETTE          hpal;
  43   struct _PALETTE  * ppal;
  44   PVOID             pColorSpace; /* COLORSPACE* */
  45   LONG              lIcmMode;
  46   LONG              lSaveDepth;
  47   DWORD             unk1_00000000;
  48   HGDIOBJ           hdcSave;
  49   POINTL            ptlBrushOrigin;
  50   PBRUSH            pbrFill;
  51   PBRUSH            pbrLine;
  52   PVOID             plfnt; /* LFONTOBJ* (TEXTOBJ*) */
  53   HGDIOBJ           hPath; /* HPATH */
  54   FLONG             flPath;
  55   LINEATTRS         laPath; /* 0x20 bytes */
  56   PVOID             prgnClip; /* PROSRGNDATA */
  57   PVOID             prgnMeta;
  58   COLORADJUSTMENT   ca;
  59   FLONG             flFontState;
  60   UNIVERSAL_FONT_ID ufi;
  61   UNIVERSAL_FONT_ID ufiLoc[4]; /* Local List. */
  62   UNIVERSAL_FONT_ID *pUFI;
  63   ULONG             uNumUFIs;
  64   BOOL              ufiSet;
  65   FLONG             fl;
  66   FLONG             flBrush;
  67   MATRIX            mxWorldToDevice;
  68   MATRIX            mxDeviceToWorld;
  69   MATRIX            mxWorldToPage;
  70   FLOATOBJ          efM11PtoD;
  71   FLOATOBJ          efM22PtoD;
  72   FLOATOBJ          efDxPtoD;
  73   FLOATOBJ          efDyPtoD;
  74   FLOATOBJ          efM11_TWIPS;
  75   FLOATOBJ          efM22_TWIPS;
  76   FLOATOBJ          efPr11;
  77   FLOATOBJ          efPr22;
  78   PSURFACE          pSurface;
  79   SIZE              sizl;
  80 } DCLEVEL, *PDCLEVEL;
  81
  82 /* The DC object structure */
  83 typedef struct _DC
  84 {
  85   /* Header for all gdi objects in the handle table.
  86      Do not (re)move this. */
  87   BASEOBJECT  BaseObject;
  88
  89   DHPDEV      dhpdev;   /* <- PDEVOBJ.hPDev DHPDEV for device. */
  90   INT         dctype;
  91   INT         fs;
  92   PPDEVOBJ    ppdev;
  93   PVOID       hsem;   /* PERESOURCE aka HSEMAPHORE */
  94   FLONG       flGraphicsCaps;
  95   FLONG       flGraphicsCaps2;
  96   PDC_ATTR    pdcattr;
  97   DCLEVEL     dclevel;
  98   DC_ATTR     dcattr;
  99   HDC         hdcNext;
 100   HDC         hdcPrev;
 101   RECTL       erclClip;
 102   POINTL      ptlDCOrig;
 103   RECTL       erclWindow;
 104   RECTL       erclBounds;
 105   RECTL       erclBoundsApp;
 106   PVOID       prgnAPI; /* PROSRGNDATA */
 107   PVOID       prgnVis;
 108   PVOID       prgnRao;
 109   POINTL      ptlFillOrigin;
 110   EBRUSHOBJ   eboFill;
 111   EBRUSHOBJ   eboLine;
 112   EBRUSHOBJ   eboText;
 113   EBRUSHOBJ   eboBackground;
 114   HFONT       hlfntCur;
 115   FLONG       flSimulationFlags;
 116   LONG        lEscapement;
 117   PVOID       prfnt;    /* RFONT* */
 118   XCLIPOBJ    co;       /* CLIPOBJ */
 119   PVOID       pPFFList; /* PPFF* */
 120   PVOID       pClrxFormLnk;
 121   INT         ipfdDevMax;
 122   ULONG       ulCopyCount;
 123   PVOID       pSurfInfo;
 124   POINTL      ptlDoBanding;
 125
 126   /* Reactos specific members */
 127   ROS_DC_INFO rosdc;
 128 } DC;
 129
 130 /* Internal functions *********************************************************/
 131
 132 #define  DC_LockDc(hDC)  \
 133   ((PDC) GDIOBJ_LockObj ((HGDIOBJ) hDC, GDI_OBJECT_TYPE_DC))
 134 #define  DC_UnlockDc(pDC)  \
 135   GDIOBJ_UnlockObjByPtr ((POBJ)pDC)
 136
 137 extern PDC defaultDCstate;
 138
 139 NTSTATUS FASTCALL InitDcImpl(VOID);
 140 PPDEVOBJ FASTCALL IntEnumHDev(VOID);
 141 HDC  FASTCALL DC_AllocDC(PUNICODE_STRING  Driver);
 142 VOID FASTCALL DC_InitDC(HDC  DCToInit);
 143 HDC  FASTCALL DC_FindOpenDC(PUNICODE_STRING  Driver);
 144 VOID FASTCALL DC_AllocateDcAttr(HDC);
 145 VOID FASTCALL DC_FreeDcAttr(HDC);
 146 BOOL INTERNAL_CALL DC_Cleanup(PVOID ObjectBody);
 147 BOOL FASTCALL DC_SetOwnership(HDC DC, PEPROCESS Owner);
 148 VOID FASTCALL DC_LockDisplay(HDC);
 149 VOID FASTCALL DC_UnlockDisplay(HDC);
 150 BOOL FASTCALL IntGdiDeleteDC(HDC, BOOL);
 151
 152 VOID FASTCALL DC_UpdateXforms(PDC  dc);
 153 BOOL FASTCALL DC_InvertXform(const XFORM *xformSrc, XFORM *xformDest);
 154 VOID FASTCALL DC_vUpdateViewportExt(PDC pdc);
 155 VOID FASTCALL DC_vCopyState(PDC pdcSrc, PDC pdcDst, BOOL to);
 156 VOID FASTCALL DC_vUpdateFillBrush(PDC pdc);
 157 VOID FASTCALL DC_vUpdateLineBrush(PDC pdc);
 158 VOID FASTCALL DC_vUpdateTextBrush(PDC pdc);
 159 VOID FASTCALL DC_vUpdateBackgroundBrush(PDC pdc);
 160
 161 BOOL FASTCALL DCU_SyncDcAttrtoUser(PDC);
 162 BOOL FASTCALL DCU_SynchDcAttrtoUser(HDC);
 163 VOID FASTCALL DCU_SetDcUndeletable(HDC);
 164
 165 COLORREF FASTCALL IntGdiSetBkColor (HDC hDC, COLORREF Color);
 166 INT FASTCALL IntGdiSetBkMode(HDC  hDC, INT  backgroundMode);
 167 COLORREF APIENTRY  IntGdiGetBkColor(HDC  hDC);
 168 INT APIENTRY  IntGdiGetBkMode(HDC  hDC);
 169 COLORREF FASTCALL  IntGdiSetTextColor(HDC hDC, COLORREF color);
 170 UINT FASTCALL IntGdiSetTextAlign(HDC  hDC, UINT  Mode);
 171 UINT APIENTRY  IntGdiGetTextAlign(HDC  hDC);
 172 COLORREF APIENTRY  IntGdiGetTextColor(HDC  hDC);
 173 INT APIENTRY  IntGdiSetStretchBltMode(HDC  hDC, INT  stretchBltMode);
 174 VOID FASTCALL IntGdiReferencePdev(PPDEVOBJ pPDev);
 175 VOID FASTCALL IntGdiUnreferencePdev(PPDEVOBJ pPDev, DWORD CleanUpType);
 176 HDC FASTCALL IntGdiCreateDisplayDC(HDEV hDev, ULONG DcType, BOOL EmptyDC);
 177 BOOL FASTCALL IntGdiCleanDC(HDC hDC);
 178 VOID FASTCALL IntvGetDeviceCaps(PPDEVOBJ, PDEVCAPS);
 179 INT FASTCALL IntGdiGetDeviceCaps(PDC,INT);
 180 BOOL FASTCALL MakeInfoDC(PDC,BOOL);
 181 BOOL FASTCALL IntSetDefaultRegion(PDC);
 182
 183 extern PPDEVOBJ pPrimarySurface;
 184
 185 VOID
 186 FORCEINLINE
 187 DC_vSelectSurface(PDC pdc, PSURFACE psurfNew)
 188 {
 189     PSURFACE psurfOld = pdc->dclevel.pSurface;
 190     if (psurfOld)
 191         SURFACE_ShareUnlockSurface(psurfOld);
 192     if (psurfNew)
 193         GDIOBJ_IncrementShareCount((POBJ)psurfNew);
 194     pdc->dclevel.pSurface = psurfNew;
 195 }
 196
 197 VOID
 198 FORCEINLINE
 199 DC_vSelectFillBrush(PDC pdc, PBRUSH pbrFill)
 200 {
 201     PBRUSH pbrFillOld = pdc->dclevel.pbrFill;
 202     if (pbrFillOld)
 203         BRUSH_ShareUnlockBrush(pbrFillOld);
 204     if (pbrFill)
 205         GDIOBJ_IncrementShareCount((POBJ)pbrFill);
 206     pdc->dclevel.pbrFill = pbrFill;
 207 }
 208
 209 VOID
 210 FORCEINLINE
 211 DC_vSelectLineBrush(PDC pdc, PBRUSH pbrLine)
 212 {
 213     PBRUSH pbrLineOld = pdc->dclevel.pbrLine;
 214     if (pbrLineOld)
 215         BRUSH_ShareUnlockBrush(pbrLineOld);
 216     if (pbrLine)
 217         GDIOBJ_IncrementShareCount((POBJ)pbrLine);
 218     pdc->dclevel.pbrLine = pbrLine;
 219 }
 220
 221 VOID
 222 FORCEINLINE
 223 DC_vSelectPalette(PDC pdc, PPALETTE ppal)
 224 {
 225     PPALETTE ppalOld = pdc->dclevel.ppal;
 226     if (ppalOld)
 227         PALETTE_ShareUnlockPalette(ppalOld);
 228     if (ppal)
 229         GDIOBJ_IncrementShareCount((POBJ)ppal);
 230     pdc->dclevel.ppal = ppal;
 231 }
 232
 233 BOOL FASTCALL IntPrepareDriverIfNeeded(VOID);
 234 extern PDEVOBJ PrimarySurface;