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         FullName[LF_FULLFACESIZE];
  68    WCHAR         Style[LF_FACESIZE];
  69    WCHAR         FaceName[LF_FACESIZE];
  70    DWORD         dwOffsetEndArray;
  71 // Fixed:
  72    ENUMLOGFONTEXDVW logfont;
  73    EX_PUSH_LOCK lock;
  74 } TEXTOBJ, *PTEXTOBJ, LFONT, *PLFONT;
  75
  76 /*  Internal interface  */
  77
  78 #define LFONT_AllocFontWithHandle() ((PLFONT)GDIOBJ_AllocObjWithHandle(GDI_OBJECT_TYPE_FONT, sizeof(TEXTOBJ)))
  79 #define LFONT_ShareLockFont(hfont) (PLFONT)GDIOBJ_ReferenceObjectByHandle(hfont, GDIObjType_LFONT_TYPE)
  80 #define LFONT_ShareUnlockFont(plfnt) GDIOBJ_vDereferenceObject((POBJ)plfnt)
  81 #define LFONT_UnlockFont(plfnt) GDIOBJ_vUnlockObject((POBJ)plfnt)
  82
  83 PTEXTOBJ
  84 FORCEINLINE
  85 TEXTOBJ_LockText(HFONT hfont)
  86 {
  87     PLFONT plfnt = LFONT_ShareLockFont(hfont);
  88     KeEnterCriticalRegion();
  89     ExAcquirePushLockExclusive(&plfnt->lock);
  90     return plfnt;
  91 }
  92
  93 VOID
  94 FORCEINLINE
  95 TEXTOBJ_UnlockText(PLFONT plfnt)
  96 {
  97     ExReleasePushLockExclusive(&plfnt->lock);
  98     KeLeaveCriticalRegion();
  99     LFONT_ShareUnlockFont(plfnt);
 100 }
 101
 102
 103 PTEXTOBJ FASTCALL RealizeFontInit(HFONT);
 104 NTSTATUS FASTCALL TextIntRealizeFont(HFONT,PTEXTOBJ);
 105 NTSTATUS FASTCALL TextIntCreateFontIndirect(CONST LPLOGFONTW lf, HFONT *NewFont);
 106 BOOL FASTCALL InitFontSupport(VOID);
 107 BOOL FASTCALL IntIsFontRenderingEnabled(VOID);
 108 BOOL FASTCALL IntIsFontRenderingEnabled(VOID);
 109 VOID FASTCALL IntEnableFontRendering(BOOL Enable);
 110 ULONG FASTCALL FontGetObject(PTEXTOBJ TextObj, ULONG Count, PVOID Buffer);
 111 VOID FASTCALL IntLoadSystemFonts(VOID);
 112 INT FASTCALL IntGdiAddFontResource(PUNICODE_STRING FileName, DWORD Characteristics);
 113 ULONG FASTCALL ftGdiGetGlyphOutline(PDC,WCHAR,UINT,LPGLYPHMETRICS,ULONG,PVOID,LPMAT2,BOOL);
 114 INT FASTCALL IntGetOutlineTextMetrics(PFONTGDI,UINT,OUTLINETEXTMETRICW *);
 115 BOOL FASTCALL ftGdiGetRasterizerCaps(LPRASTERIZER_STATUS);
 116 BOOL FASTCALL TextIntGetTextExtentPoint(PDC,PTEXTOBJ,LPCWSTR,INT,ULONG,LPINT,LPINT,LPSIZE,FLONG);
 117 BOOL FASTCALL ftGdiGetTextMetricsW(HDC,PTMW_INTERNAL);
 118 DWORD FASTCALL IntGetFontLanguageInfo(PDC);
 119 INT FASTCALL ftGdiGetTextCharsetInfo(PDC,PFONTSIGNATURE,DWORD);
 120 DWORD FASTCALL ftGetFontUnicodeRanges(PFONTGDI, PGLYPHSET);
 121 DWORD FASTCALL ftGdiGetFontData(PFONTGDI,DWORD,DWORD,PVOID,DWORD);
 122 BOOL FASTCALL IntGdiGetFontResourceInfo(PUNICODE_STRING,PVOID,DWORD*,DWORD);
 123 BOOL FASTCALL ftGdiRealizationInfo(PFONTGDI,PREALIZATION_INFO);
 124 DWORD FASTCALL ftGdiGetKerningPairs(PFONTGDI,DWORD,LPKERNINGPAIR);
 125 BOOL NTAPI GreExtTextOutW(IN HDC,IN INT,IN INT,IN UINT,IN OPTIONAL RECTL*,
 126     IN LPWSTR, IN INT, IN OPTIONAL LPINT, IN DWORD);
 127 DWORD FASTCALL IntGetCharDimensions(HDC, PTEXTMETRICW, PDWORD);
 128 BOOL FASTCALL GreGetTextExtentW(HDC,LPWSTR,INT,LPSIZE,UINT);
 129 BOOL FASTCALL GreGetTextExtentExW(HDC,LPWSTR,ULONG,ULONG,PULONG,PULONG,LPSIZE,FLONG);
 130 DWORD FASTCALL GreGetGlyphIndicesW(HDC,LPWSTR,INT,LPWORD,DWORD,DWORD);
 131
 132 #define IntLockProcessPrivateFonts(W32Process) \
 133   ExEnterCriticalRegionAndAcquireFastMutexUnsafe(&W32Process->PrivateFontListLock)
 134
 135 #define IntUnLockProcessPrivateFonts(W32Process) \
 136   ExReleaseFastMutexUnsafeAndLeaveCriticalRegion(&W32Process->PrivateFontListLock)