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reactos/win32ss/gdi/ntgdi/dc.h
Katayama Hirofumi MZ 0bc6bd6480
[NTGDI][NTUSER][INCLUDE] Add 'See also:' comments for structures (#4872) 
Add 'See also' URLs to some undocumented structures.
2022-11-12 20:27:50 +09:00

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#ifndef __WIN32K_DC_H
#define __WIN32K_DC_H
/* Constants ******************************************************************/
/* flFontState */
enum _FONT_STATE
{
DC_DIRTYFONT_XFORM = 1,
DC_DIRTYFONT_LFONT = 2,
DC_UFI_MAPPING = 4
};
/* fl */
#define DC_FL_PAL_BACK 1
typedef enum _DCFLAGS
{
DC_DISPLAY = 0x0001,
DC_DIRECT = 0x0002,
DC_CANCELED = 0x0004,
DC_PERMANANT = 0x0008,
DC_DIRTY_RAO = 0x0010,
DC_ACCUM_WMGR = 0x0020,
DC_ACCUM_APP = 0x0040,
DC_RESET = 0x0080,
DC_SYNCHRONIZEACCESS = 0x0100,
DC_EPSPRINTINGESCAPE = 0x0200,
DC_TEMPINFODC = 0x0400,
DC_FULLSCREEN = 0x0800,
DC_IN_CLONEPDEV = 0x1000,
DC_REDIRECTION = 0x2000,
DC_SHAREACCESS = 0x4000,
#if DBG
DC_PREPARED = 0x8000
#endif
} DCFLAGS;
typedef enum _DCTYPE
{
DCTYPE_DIRECT = 0, /* Normal device context */
DCTYPE_MEMORY = 1, /* Memory device context */
DCTYPE_INFO = 2, /* Information context */
} DCTYPE;
/* Type definitions ***********************************************************/
typedef struct _DCLEVEL
{
HPALETTE hpal;
struct _PALETTE * ppal;
PVOID pColorSpace; /* COLORSPACE* */
LONG lIcmMode;
LONG lSaveDepth;
DWORD unk1_00000000;
HGDIOBJ hdcSave;
POINTL ptlBrushOrigin;
PBRUSH pbrFill;
PBRUSH pbrLine;
_Notnull_ struct _LFONT * plfnt; /* LFONT* (TEXTOBJ*) */
HGDIOBJ hPath; /* HPATH */
FLONG flPath;
LINEATTRS laPath; /* 0x20 bytes */
PREGION prgnClip;
PREGION prgnMeta;
COLORADJUSTMENT ca;
FLONG flFontState;
UNIVERSAL_FONT_ID ufi;
UNIVERSAL_FONT_ID ufiLoc[4]; /* Local List. */
UNIVERSAL_FONT_ID *pUFI;
ULONG uNumUFIs;
BOOL ufiSet;
FLONG fl;
FLONG flBrush;
MATRIX mxWorldToDevice;
MATRIX mxDeviceToWorld;
MATRIX mxWorldToPage;
FLOATOBJ efM11PtoD;
FLOATOBJ efM22PtoD;
FLOATOBJ efDxPtoD;
FLOATOBJ efDyPtoD;
FLOATOBJ efM11_TWIPS;
FLOATOBJ efM22_TWIPS;
FLOATOBJ efPr11;
FLOATOBJ efPr22;
PSURFACE pSurface;
SIZE sizl;
} DCLEVEL, *PDCLEVEL;
/*
* The DC object structure.
* See also: https://reactos.org/wiki/Techwiki:Win32k/DC
*/
typedef struct _DC
{
/* Header for all gdi objects in the handle table.
Do not (re)move this. */
BASEOBJECT BaseObject;
DHPDEV dhpdev; /* <- PDEVOBJ.hPDev DHPDEV for device. */
DCTYPE dctype;
INT fs;
PPDEVOBJ ppdev;
PVOID hsem; /* PERESOURCE aka HSEMAPHORE */
FLONG flGraphicsCaps;
FLONG flGraphicsCaps2;
_Notnull_ PDC_ATTR pdcattr;
DCLEVEL dclevel;
DC_ATTR dcattr;
HDC hdcNext;
HDC hdcPrev;
RECTL erclClip;
POINTL ptlDCOrig;
RECTL erclWindow;
RECTL erclBounds;
RECTL erclBoundsApp;
PREGION prgnAPI;
_Notnull_ PREGION prgnVis; /* Visible region (must never be 0) */
PREGION prgnRao;
POINTL ptlFillOrigin;
EBRUSHOBJ eboFill;
EBRUSHOBJ eboLine;
EBRUSHOBJ eboText;
EBRUSHOBJ eboBackground;
HFONT hlfntCur;
FLONG flSimulationFlags;
LONG lEscapement;
PVOID prfnt; /* RFONT* */
XCLIPOBJ co; /* CLIPOBJ */
PVOID pPFFList; /* PPFF* */
PVOID pClrxFormLnk;
INT ipfdDevMax;
ULONG ulCopyCount;
PVOID pSurfInfo;
POINTL ptlDoBanding;
} DC;
// typedef struct _DC *PDC;
extern PDC defaultDCstate;
/* Internal functions *********************************************************/
/* dcobjs.c */
VOID FASTCALL DC_vUpdateFillBrush(PDC pdc);
VOID FASTCALL DC_vUpdateLineBrush(PDC pdc);
VOID FASTCALL DC_vUpdateTextBrush(PDC pdc);
VOID FASTCALL DC_vUpdateBackgroundBrush(PDC pdc);
HFONT
NTAPI
DC_hSelectFont(
_In_ PDC pdc,
_In_ HFONT hlfntNew);
HPALETTE
NTAPI
GdiSelectPalette(
_In_ HDC hDC,
_In_ HPALETTE hpal,
_In_ BOOL ForceBackground);
/* dcutil.c */
COLORREF
FASTCALL
IntGdiSetBkColor(
_In_ HDC hDC,
_In_ COLORREF Color);
INT FASTCALL IntGdiSetBkMode(HDC hDC, INT backgroundMode);
COLORREF FASTCALL IntGdiSetTextColor(HDC hDC, COLORREF color);
UINT FASTCALL IntGdiSetTextAlign(HDC hDC, UINT Mode);
VOID FASTCALL DCU_SetDcUndeletable(HDC);
BOOL FASTCALL IntSetDefaultRegion(PDC);
ULONG TranslateCOLORREF(PDC pdc, COLORREF crColor);
int FASTCALL GreSetStretchBltMode(HDC hdc, int iStretchMode);
int FASTCALL GreGetBkMode(HDC);
int FASTCALL GreGetMapMode(HDC);
COLORREF FASTCALL GreGetTextColor(HDC);
COLORREF FASTCALL GreGetBkColor(HDC);
COLORREF FASTCALL IntSetDCBrushColor(HDC,COLORREF);
COLORREF FASTCALL IntSetDCPenColor(HDC,COLORREF);
int FASTCALL GreGetGraphicsMode(HDC);
BOOL FASTCALL GreSetBrushOrg(HDC,INT,INT,LPPOINT);
CODE_SEG("INIT") NTSTATUS NTAPI InitDcImpl(VOID);
PPDEVOBJ FASTCALL IntEnumHDev(VOID);
PDC NTAPI DC_AllocDcWithHandle(GDILOOBJTYPE eDcObjType);
BOOL NTAPI DC_bAllocDcAttr(PDC pdc);
VOID NTAPI DC_vCleanup(PVOID ObjectBody);
BOOL FASTCALL IntGdiDeleteDC(HDC, BOOL);
BOOL FASTCALL DC_InvertXform(const XFORM *xformSrc, XFORM *xformDest);
VOID FASTCALL DC_vUpdateViewportExt(PDC pdc);
VOID FASTCALL DC_vCopyState(PDC pdcSrc, PDC pdcDst, BOOL To);
VOID FASTCALL DC_vFinishBlit(PDC pdc1, PDC pdc2);
VOID FASTCALL DC_vPrepareDCsForBlit(PDC pdcDest, const RECT* rcDest, PDC pdcSrc, const RECT* rcSrc);
VOID NTAPI DC_vRestoreDC(IN PDC pdc, INT iSaveLevel);
VOID NTAPI DC_vFreeDcAttr(PDC pdc);
VOID NTAPI DC_vInitDc(PDC pdc, DCTYPE dctype, PPDEVOBJ ppdev);
HDC FASTCALL IntGdiCreateDisplayDC(HDEV hDev, ULONG DcType, BOOL EmptyDC);
BOOL FASTCALL IntGdiCleanDC(HDC hDC);
VOID FASTCALL IntvGetDeviceCaps(PPDEVOBJ, PDEVCAPS);
VOID FASTCALL IntUpdateBoundsRect(PDC,PRECTL);
BOOL NTAPI GreSetDCOwner(HDC hdc, ULONG ulOwner);
HDC APIENTRY GreCreateCompatibleDC(HDC hdc, BOOL bAltDc);
VOID
NTAPI
DC_vSetBrushOrigin(PDC pdc, LONG x, LONG y);
FORCEINLINE
PDC
DC_LockDc(HDC hdc)
{
PDC pdc;
pdc = (PDC)GDIOBJ_LockObject(hdc, GDIObjType_DC_TYPE);
if (pdc)
{
ASSERT((GDI_HANDLE_GET_TYPE(pdc->BaseObject.hHmgr) == GDILoObjType_LO_DC_TYPE) ||
(GDI_HANDLE_GET_TYPE(pdc->BaseObject.hHmgr) == GDILoObjType_LO_ALTDC_TYPE));
ASSERT(pdc->dclevel.plfnt != NULL);
ASSERT(GDI_HANDLE_GET_TYPE(((POBJ)pdc->dclevel.plfnt)->hHmgr) == GDILoObjType_LO_FONT_TYPE);
}
return pdc;
}
FORCEINLINE
VOID
DC_UnlockDc(PDC pdc)
{
ASSERT(pdc->dclevel.plfnt != NULL);
ASSERT(GDI_HANDLE_GET_TYPE(((POBJ)pdc->dclevel.plfnt)->hHmgr) == GDILoObjType_LO_FONT_TYPE);
GDIOBJ_vUnlockObject(&pdc->BaseObject);
}
FORCEINLINE
VOID
DC_vSelectSurface(PDC pdc, PSURFACE psurfNew)
{
PSURFACE psurfOld = pdc->dclevel.pSurface;
if (psurfOld)
{
psurfOld->hdc = NULL;
SURFACE_ShareUnlockSurface(psurfOld);
}
if (psurfNew)
GDIOBJ_vReferenceObjectByPointer((POBJ)psurfNew);
pdc->dclevel.pSurface = psurfNew;
}
FORCEINLINE
VOID
DC_vSelectFillBrush(PDC pdc, PBRUSH pbrFill)
{
PBRUSH pbrFillOld = pdc->dclevel.pbrFill;
if (pbrFillOld)
BRUSH_ShareUnlockBrush(pbrFillOld);
if (pbrFill)
GDIOBJ_vReferenceObjectByPointer((POBJ)pbrFill);
pdc->dclevel.pbrFill = pbrFill;
}
FORCEINLINE
VOID
DC_vSelectLineBrush(PDC pdc, PBRUSH pbrLine)
{
PBRUSH pbrLineOld = pdc->dclevel.pbrLine;
if (pbrLineOld)
BRUSH_ShareUnlockBrush(pbrLineOld);
if (pbrLine)
GDIOBJ_vReferenceObjectByPointer((POBJ)pbrLine);
pdc->dclevel.pbrLine = pbrLine;
}
FORCEINLINE
VOID
DC_vSelectPalette(PDC pdc, PPALETTE ppal)
{
PPALETTE ppalOld = pdc->dclevel.ppal;
if (ppalOld)
PALETTE_ShareUnlockPalette(ppalOld);
if (ppal)
GDIOBJ_vReferenceObjectByPointer((POBJ)ppal);
pdc->dclevel.ppal = ppal;
}
extern _Notnull_ PBRUSH pbrDefaultBrush;
extern _Notnull_ PSURFACE psurfDefaultBitmap;
#define ASSERT_DC_PREPARED(pdc) NT_ASSERT((pdc)->fs & DC_PREPARED)
#endif /* not __WIN32K_DC_H */
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