win32ss/gdi/ntgdi/text.h

   1 #pragma once
   2
   3 #define TAG_FINF        'FNIF'
   4 //
   5 // EXSTROBJ flags.
   6 //
   7 #define TO_MEM_ALLOCATED    0x0001
   8 #define TO_ALL_PTRS_VALID   0x0002
   9 #define TO_VALID            0x0004
  10 #define TO_ESC_NOT_ORIENT   0x0008
  11 #define TO_PWSZ_ALLOCATED   0x0010
  12 #define TSIM_UNDERLINE1     0x0020
  13 #define TSIM_UNDERLINE2     0x0040
  14 #define TSIM_STRIKEOUT      0x0080
  15 #define TO_HIGHRESTEXT      0x0100
  16 #define TO_BITMAPS          0x0200
  17 #define TO_PARTITION_INIT   0x0400
  18 #define TO_ALLOC_FACENAME   0x0800
  19 #define TO_SYS_PARTITION    0x1000
  20 //
  21 // Extended STROBJ
  22 //
  23 typedef struct _STRGDI
  24 {
  25   STROBJ    StrObj; // Text string object header.
  26   FLONG     flTO;
  27   INT       cgposCopied;
  28   INT       cgposPositionsEnumerated;
  29   PVOID     prfo;  // PRFONT -> PFONTGDI
  30   PGLYPHPOS pgpos;
  31   POINTFIX  ptfxRef;
  32   POINTFIX  ptfxUpdate;
  33   POINTFIX  ptfxEscapement;
  34   RECTFX    rcfx;
  35   FIX       fxExtent;
  36   FIX       fxExtra;
  37   FIX       fxBreakExtra;
  38   DWORD     dwCodePage;
  39   INT       cExtraRects;
  40   RECTL     arclExtra[3];
  41   RECTL     rclBackGroundSave;
  42   PWCHAR    pwcPartition;
  43   PLONG     plPartition;
  44   PLONG     plNext;
  45   PGLYPHPOS pgpNext;
  46   PLONG     plCurrentFont;
  47   POINTL    ptlBaseLineAdjust;
  48   INT       cTTSysGlyphs;
  49   INT       cSysGlyphs;
  50   INT       cDefGlyphs;
  51   INT       cNumFaceNameGlyphs;
  52   PVOID     pacFaceNameGlyphs;
  53   ULONG     acFaceNameGlyphs[8];
  54 } STRGDI, *PSTRGDI;
  55
  56 #define TEXTOBJECT_INIT 0x00010000
  57
  58 /* GDI logical font object */
  59 typedef struct _LFONT
  60 {
  61   /* Header for all gdi objects in the handle table.
  62      Do not (re)move this. */
  63    BASEOBJECT    BaseObject;
  64    LFTYPE        lft;
  65    FLONG         fl;
  66    FONTOBJ      *Font;
  67    WCHAR         TextFace[LF_FACESIZE];
  68    DWORD         dwOffsetEndArray;
  69 // Fixed:
  70    ENUMLOGFONTEXDVW logfont;
  71    EX_PUSH_LOCK lock;
  72 } TEXTOBJ, *PTEXTOBJ, LFONT, *PLFONT;
  73
  74 /*  Internal interface  */
  75
  76 #define LFONT_AllocFontWithHandle() ((PLFONT)GDIOBJ_AllocObjWithHandle(GDI_OBJECT_TYPE_FONT, sizeof(TEXTOBJ)))
  77 #define LFONT_ShareLockFont(hfont) (PLFONT)GDIOBJ_ReferenceObjectByHandle(hfont, GDIObjType_LFONT_TYPE)
  78 #define LFONT_ShareUnlockFont(plfnt) GDIOBJ_vDereferenceObject((POBJ)plfnt)
  79 #define LFONT_UnlockFont(plfnt) GDIOBJ_vUnlockObject((POBJ)plfnt)
  80
  81 FORCEINLINE
  82 PTEXTOBJ
  83 TEXTOBJ_LockText(HFONT hfont)
  84 {
  85     PLFONT plfnt = LFONT_ShareLockFont(hfont);
  86     if (plfnt != 0)
  87     {
  88         KeEnterCriticalRegion();
  89         ExAcquirePushLockExclusive(&plfnt->lock);
  90     }
  91     return plfnt;
  92 }
  93
  94 FORCEINLINE
  95 VOID
  96 TEXTOBJ_UnlockText(PLFONT plfnt)
  97 {
  98     ExReleasePushLockExclusive(&plfnt->lock);
  99     KeLeaveCriticalRegion();
 100     LFONT_ShareUnlockFont(plfnt);
 101 }
 102
 103 /* dwFlags for IntGdiAddFontResourceEx */
 104 #define AFRX_WRITE_REGISTRY 0x1
 105 #define AFRX_ALTERNATIVE_PATH 0x2
 106
 107 PTEXTOBJ FASTCALL RealizeFontInit(HFONT);
 108 NTSTATUS FASTCALL TextIntRealizeFont(HFONT,PTEXTOBJ);
 109 NTSTATUS FASTCALL TextIntCreateFontIndirect(CONST LPLOGFONTW lf, HFONT *NewFont);
 110 BYTE FASTCALL IntCharSetFromCodePage(UINT uCodePage);
 111 BOOL FASTCALL InitFontSupport(VOID);
 112 BOOL FASTCALL IntIsFontRenderingEnabled(VOID);
 113 BOOL FASTCALL IntIsFontRenderingEnabled(VOID);
 114 VOID FASTCALL IntEnableFontRendering(BOOL Enable);
 115 ULONG FASTCALL FontGetObject(PTEXTOBJ TextObj, ULONG Count, PVOID Buffer);
 116 VOID FASTCALL IntLoadSystemFonts(VOID);
 117 BOOL FASTCALL IntLoadFontsInRegistry(VOID);
 118 VOID FASTCALL IntGdiCleanupPrivateFontsForProcess(VOID);
 119 INT FASTCALL IntGdiAddFontResource(PUNICODE_STRING FileName, DWORD Characteristics);
 120 INT FASTCALL IntGdiAddFontResourceEx(PUNICODE_STRING FileName, DWORD Characteristics,
 121                                      DWORD dwFlags);
 122 HANDLE FASTCALL IntGdiAddFontMemResource(PVOID Buffer, DWORD dwSize, PDWORD pNumAdded);
 123 BOOL FASTCALL IntGdiRemoveFontMemResource(HANDLE hMMFont);
 124 ULONG FASTCALL ftGdiGetGlyphOutline(PDC,WCHAR,UINT,LPGLYPHMETRICS,ULONG,PVOID,LPMAT2,BOOL);
 125 INT FASTCALL IntGetOutlineTextMetrics(PFONTGDI,UINT,OUTLINETEXTMETRICW *);
 126 BOOL FASTCALL TextIntUpdateSize(PDC,PTEXTOBJ,PFONTGDI,BOOL);
 127 BOOL FASTCALL ftGdiGetRasterizerCaps(LPRASTERIZER_STATUS);
 128 BOOL FASTCALL TextIntGetTextExtentPoint(PDC,PTEXTOBJ,LPCWSTR,INT,ULONG,LPINT,LPINT,LPSIZE,FLONG);
 129 BOOL FASTCALL ftGdiGetTextMetricsW(HDC,PTMW_INTERNAL);
 130 DWORD FASTCALL IntGetFontLanguageInfo(PDC);
 131 INT FASTCALL ftGdiGetTextCharsetInfo(PDC,PFONTSIGNATURE,DWORD);
 132 DWORD FASTCALL ftGetFontUnicodeRanges(PFONTGDI, PGLYPHSET);
 133 DWORD FASTCALL ftGdiGetFontData(PFONTGDI,DWORD,DWORD,PVOID,DWORD);
 134 BOOL FASTCALL IntGdiGetFontResourceInfo(PUNICODE_STRING,PVOID,DWORD*,DWORD);
 135 BOOL FASTCALL ftGdiRealizationInfo(PFONTGDI,PREALIZATION_INFO);
 136 DWORD FASTCALL ftGdiGetKerningPairs(PFONTGDI,DWORD,LPKERNINGPAIR);
 137 BOOL NTAPI GreExtTextOutW(IN HDC,IN INT,IN INT,IN UINT,IN OPTIONAL RECTL*,
 138     IN LPCWSTR, IN INT, IN OPTIONAL LPINT, IN DWORD);
 139 DWORD FASTCALL IntGetCharDimensions(HDC, PTEXTMETRICW, PDWORD);
 140 BOOL FASTCALL GreGetTextExtentW(HDC,LPCWSTR,INT,LPSIZE,UINT);
 141 BOOL FASTCALL GreGetTextExtentExW(HDC,LPCWSTR,ULONG,ULONG,PULONG,PULONG,LPSIZE,FLONG);
 142 BOOL FASTCALL GreTextOutW(HDC,int,int,LPCWSTR,int);
 143 HFONT FASTCALL GreCreateFontIndirectW( LOGFONTW * );
 144 BOOL WINAPI GreGetTextMetricsW( _In_  HDC hdc, _Out_ LPTEXTMETRICW lptm);
 145
 146 #define IntLockProcessPrivateFonts(W32Process) \
 147   ExEnterCriticalRegionAndAcquireFastMutexUnsafe(&W32Process->PrivateFontListLock)
 148
 149 #define IntUnLockProcessPrivateFonts(W32Process) \
 150   ExReleaseFastMutexUnsafeAndLeaveCriticalRegion(&W32Process->PrivateFontListLock)