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Macros
#define	HIGH_SURROGATE_MIN 0xD800U

#define	HIGH_SURROGATE_MAX 0xDBFFU

#define	LOW_SURROGATE_MIN 0xDC00U

#define	LOW_SURROGATE_MAX 0xDFFFU

#define	IS_HIGH_SURROGATE(ch0) (HIGH_SURROGATE_MIN <= (ch0) && (ch0) <= HIGH_SURROGATE_MAX)

#define	IS_LOW_SURROGATE(ch1) (LOW_SURROGATE_MIN <= (ch1) && (ch1) <= LOW_SURROGATE_MAX)

Functions
SIZE_T	SZZ_GetSize (_In_ PCZZWSTR pszz)

LONG	IntNormalizeAngle (_In_ LONG nTenthsOfDegrees)

LPCWSTR FASTCALL	IntNameFromCharSet (_In_ BYTE CharSet)

BYTE	IntCharSetFromLangID (_In_ LANGID LangID)

VOID	IntSwapEndian (_Inout_ LPVOID pvData, _In_ DWORD Size)

PWSTR	PathFindFileNameW (_In_ PCWSTR pszPath)

BOOL	PathIsRelativeW (_In_ LPCWSTR lpszPath)

VOID	IntRebaseList (_Inout_ PLIST_ENTRY pNewHead, _Inout_ PLIST_ENTRY pOldHead)

VOID	IntUnicodeStringToBuffer (_Out_ LPWSTR pszBuffer, _In_ SIZE_T cbBuffer, _In_ const UNICODE_STRING *pString)

NTSTATUS	IntDuplicateUnicodeString (_In_ PCUNICODE_STRING Source, _Out_ PUNICODE_STRING Destination)

static DWORD	Utf32FromSurrogatePair (_In_ DWORD ch0, _In_ DWORD ch1)

VOID FASTCALL	IntEngFillBox (IN OUT PDC dc, IN INT X, IN INT Y, IN INT Width, IN INT Height, IN BRUSHOBJ *BrushObj)

VOID APIENTRY	IntEngFillPolygon (IN OUT PDC dc, IN POINTL pPoints, IN UINT cPoints, IN BRUSHOBJ BrushObj)

static LONG	ScaleLong (LONG lValue, PFLOATOBJ pef)

Variables
POINTL	g_PointZero

UNICODE_STRING	g_FontRegPath

Macro Definition Documentation

◆ HIGH_SURROGATE_MAX

#define HIGH_SURROGATE_MAX 0xDBFFU

Definition at line 39 of file utils.h.

◆ HIGH_SURROGATE_MIN

#define HIGH_SURROGATE_MIN 0xD800U

Definition at line 38 of file utils.h.

◆ IS_HIGH_SURROGATE

#define IS_HIGH_SURROGATE ( ch0 ) (HIGH_SURROGATE_MIN <= (ch0) && (ch0) <= HIGH_SURROGATE_MAX)

Definition at line 43 of file utils.h.

◆ IS_LOW_SURROGATE

#define IS_LOW_SURROGATE ( ch1 ) (LOW_SURROGATE_MIN <= (ch1) && (ch1) <= LOW_SURROGATE_MAX)

Definition at line 44 of file utils.h.

◆ LOW_SURROGATE_MAX

#define LOW_SURROGATE_MAX 0xDFFFU

Definition at line 41 of file utils.h.

◆ LOW_SURROGATE_MIN

#define LOW_SURROGATE_MIN 0xDC00U

Definition at line 40 of file utils.h.

Function Documentation

◆ IntCharSetFromLangID()

BYTE IntCharSetFromLangID ( _In_ LANGID LangID )

Definition at line 82 of file utils.c.

{
    /* FIXME: Add more and fix if wrong */
    switch (PRIMARYLANGID(LangID))
    {
        case LANG_CHINESE:
            switch (SUBLANGID(LangID))
            {
                case SUBLANG_CHINESE_TRADITIONAL:
                    return CHINESEBIG5_CHARSET;
                case SUBLANG_CHINESE_SIMPLIFIED:
                default:
                    break;
            }
            return GB2312_CHARSET;
 
        case LANG_CZECH: case LANG_HUNGARIAN: case LANG_POLISH:
        case LANG_SLOVAK: case LANG_SLOVENIAN: case LANG_ROMANIAN:
            return EASTEUROPE_CHARSET;
 
        case LANG_RUSSIAN: case LANG_BULGARIAN: case LANG_MACEDONIAN:
        case LANG_SERBIAN: case LANG_UKRAINIAN:
            return RUSSIAN_CHARSET;
 
        case LANG_ARABIC:       return ARABIC_CHARSET;
        case LANG_GREEK:        return GREEK_CHARSET;
        case LANG_HEBREW:       return HEBREW_CHARSET;
        case LANG_JAPANESE:     return SHIFTJIS_CHARSET;
        case LANG_KOREAN:       return JOHAB_CHARSET;
        case LANG_TURKISH:      return TURKISH_CHARSET;
        case LANG_THAI:         return THAI_CHARSET;
        case LANG_LATVIAN:      return BALTIC_CHARSET;
        case LANG_VIETNAMESE:   return VIETNAMESE_CHARSET;
 
        case LANG_ENGLISH: case LANG_BASQUE: case LANG_CATALAN:
        case LANG_DANISH: case LANG_DUTCH: case LANG_FINNISH:
        case LANG_FRENCH: case LANG_GERMAN: case LANG_ITALIAN:
        case LANG_NORWEGIAN: case LANG_PORTUGUESE: case LANG_SPANISH:
        case LANG_SWEDISH: default:
            return ANSI_CHARSET;
    }
}

Referenced by GetFontPenalty().

◆ IntDuplicateUnicodeString()

NTSTATUS IntDuplicateUnicodeString	(	_In_ PCUNICODE_STRING	Source,
		_Out_ PUNICODE_STRING	Destination
	)

Definition at line 183 of file utils.c.

{
    NTSTATUS Status = STATUS_NO_MEMORY;
    UNICODE_STRING Tmp;
 
    Tmp.Buffer = ExAllocatePoolWithTag(PagedPool, Source->MaximumLength, TAG_USTR);
    if (Tmp.Buffer)
    {
        Tmp.MaximumLength = Source->MaximumLength;
        Tmp.Length = 0;
        RtlCopyUnicodeString(&Tmp, Source);
 
        Destination->MaximumLength = Tmp.MaximumLength;
        Destination->Length = Tmp.Length;
        Destination->Buffer = Tmp.Buffer;
 
        Status = STATUS_SUCCESS;
    }
 
    return Status;
}

◆ IntEngFillBox()

VOID FASTCALL IntEngFillBox	(	IN OUT PDC	dc,
		IN INT	X,
		IN INT	Y,
		IN INT	Width,
		IN INT	Height,
		IN BRUSHOBJ *	BrushObj
	)

Definition at line 209 of file utils.c.

{
    RECTL DestRect;
    SURFACE *psurf = dc->dclevel.pSurface;
 
    ASSERT_DC_PREPARED(dc);
    ASSERT(psurf != NULL);
 
    if (Width < 0)
    {
        X += Width;
        Width = -Width;
    }
 
    if (Height < 0)
    {
        Y += Height;
        Height = -Height;
    }
 
    DestRect.left = X;
    DestRect.right = X + Width;
    DestRect.top = Y;
    DestRect.bottom = Y + Height;
 
    IntEngBitBlt(&psurf->SurfObj,
                 NULL,
                 NULL,
                 (CLIPOBJ *)&dc->co,
                 NULL,
                 &DestRect,
                 NULL,
                 NULL,
                 BrushObj,
                 &g_PointZero,
                 ROP4_FROM_INDEX(R3_OPINDEX_PATCOPY));
}

Referenced by IntExtTextOutW().

◆ IntEngFillPolygon()

VOID APIENTRY IntEngFillPolygon	(	IN OUT PDC	dc,
		IN POINTL *	pPoints,
		IN UINT	cPoints,
		IN BRUSHOBJ *	BrushObj
	)

Definition at line 254 of file utils.c.

{
    SURFACE *psurf = dc->dclevel.pSurface;
    RECT Rect;
    UINT i;
    INT x, y;
 
    ASSERT_DC_PREPARED(dc);
    ASSERT(psurf != NULL);
 
    Rect.left = Rect.right = pPoints[0].x;
    Rect.top = Rect.bottom = pPoints[0].y;
    for (i = 1; i < cPoints; ++i)
    {
        x = pPoints[i].x;
        if (x < Rect.left)
            Rect.left = x;
        else if (Rect.right < x)
            Rect.right = x;
 
        y = pPoints[i].y;
        if (y < Rect.top)
            Rect.top = y;
        else if (Rect.bottom < y)
            Rect.bottom = y;
    }
 
    IntFillPolygon(dc, dc->dclevel.pSurface, BrushObj, pPoints, cPoints, Rect, &g_PointZero);
}

Referenced by IntExtTextOutW().

◆ IntNameFromCharSet()

LPCWSTR FASTCALL IntNameFromCharSet ( _In_ BYTE CharSet )

Definition at line 54 of file utils.c.

{
    switch (CharSet)
    {
        case ANSI_CHARSET: return L"ANSI";
        case DEFAULT_CHARSET: return L"Default";
        case SYMBOL_CHARSET: return L"Symbol";
        case SHIFTJIS_CHARSET: return L"Shift_JIS";
        case HANGUL_CHARSET: return L"Hangul";
        case GB2312_CHARSET: return L"GB 2312";
        case CHINESEBIG5_CHARSET: return L"Chinese Big5";
        case OEM_CHARSET: return L"OEM";
        case JOHAB_CHARSET: return L"Johab";
        case HEBREW_CHARSET: return L"Hebrew";
        case ARABIC_CHARSET: return L"Arabic";
        case GREEK_CHARSET: return L"Greek";
        case TURKISH_CHARSET: return L"Turkish";
        case VIETNAMESE_CHARSET: return L"Vietnamese";
        case THAI_CHARSET: return L"Thai";
        case EASTEUROPE_CHARSET: return L"Eastern European";
        case RUSSIAN_CHARSET: return L"Russian";
        case MAC_CHARSET: return L"Mac";
        case BALTIC_CHARSET: return L"Baltic";
        default: return L"Unknown";
    }
}

Referenced by IntGdiAddFontResourceSingle().

◆ IntNormalizeAngle()

LONG IntNormalizeAngle ( _In_ LONG nTenthsOfDegrees )

Definition at line 46 of file utils.c.

{
    nTenthsOfDegrees %= 360 * 10;
    if (nTenthsOfDegrees >= 0)
        return nTenthsOfDegrees;
    return nTenthsOfDegrees + 360 * 10;
}

Referenced by TextIntGetTextExtentPoint().

◆ IntRebaseList()

VOID IntRebaseList	(	_Inout_ PLIST_ENTRY	pNewHead,
		_Inout_ PLIST_ENTRY	pOldHead
	)

Definition at line 30 of file utils.c.

{
    PLIST_ENTRY Entry;
 
    ASSERT(pNewHead != pOldHead);
 
    InitializeListHead(pNewHead);
    while (!IsListEmpty(pOldHead))
    {
        Entry = RemoveTailList(pOldHead);
        InsertHeadList(pNewHead, Entry);
    }
}

Referenced by FontLink_Chain_Finish(), and FontLink_Chain_Populate().

◆ IntSwapEndian()

VOID IntSwapEndian	(	_Inout_ LPVOID	pvData,
		_In_ DWORD	Size
	)

Definition at line 125 of file utils.c.

{
    BYTE b, *pb = pvData;
    Size /= 2;
    while (Size-- > 0)
    {
        b = pb[0];
        pb[0] = pb[1];
        pb[1] = b;
        ++pb; ++pb;
    }
}

Referenced by IntGetFontLocalizedName().

◆ IntUnicodeStringToBuffer()

VOID IntUnicodeStringToBuffer	(	_Out_ LPWSTR	pszBuffer,
		_In_ SIZE_T	cbBuffer,
		_In_ const UNICODE_STRING *	pString
	)

Definition at line 165 of file utils.c.

{
    SIZE_T cbLength = pString->Length;
 
    if (cbBuffer < sizeof(UNICODE_NULL))
        return;
 
    if (cbLength > cbBuffer - sizeof(UNICODE_NULL))
        cbLength = cbBuffer - sizeof(UNICODE_NULL);
 
    RtlCopyMemory(pszBuffer, pString->Buffer, cbLength);
    pszBuffer[cbLength / sizeof(WCHAR)] = UNICODE_NULL;
}

Referenced by GetFontFamilyInfoForSubstitutes(), IntPopulateTextObj(), and SubstituteFontRecurse().

◆ PathFindFileNameW()

PWSTR PathFindFileNameW ( _In_ PCWSTR pszPath )

Definition at line 139 of file utils.c.

{
    PCWSTR lastSlash = pszPath;
    while (*pszPath)
    {
        if ((*pszPath == L'\\' || *pszPath == L'/' || *pszPath == L':') &&
            pszPath[1] && pszPath[1] != '\\' && pszPath[1] != L'/')
        {
            lastSlash = pszPath + 1;
        }
        pszPath++;
    }
    return (PWSTR)lastSlash;
}

◆ PathIsRelativeW()

BOOL PathIsRelativeW ( _In_ LPCWSTR lpszPath )

Definition at line 155 of file utils.c.

{
    if (!lpszPath || !*lpszPath)
        return TRUE;
    if (*lpszPath == L'\\' || (*lpszPath && lpszPath[1] == L':'))
        return FALSE;
    return TRUE;
}

◆ ScaleLong()

static LONG ScaleLong	(	LONG	lValue,
		PFLOATOBJ	pef
	)

inlinestatic

Definition at line 71 of file utils.h.

{
    FLOATOBJ efTemp;
 
    /* Check if we have scaling different from 1 */
    if (!FLOATOBJ_Equal(pef, (PFLOATOBJ)&gef1))
    {
        /* Need to multiply */
        FLOATOBJ_SetLong(&efTemp, lValue);
        FLOATOBJ_Mul(&efTemp, pef);
        lValue = FLOATOBJ_GetLong(&efTemp);
    }
 
    return lValue;
}

◆ SZZ_GetSize()

SIZE_T SZZ_GetSize ( _In_ PCZZWSTR pszz )

Definition at line 15 of file utils.c.

{
    SIZE_T ret = 0, cch;
    const WCHAR *pch = pszz;
    while (*pch)
    {
        cch = wcslen(pch) + 1;
        ret += cch;
        pch += cch;
    }
    ++ret;
    return ret * sizeof(WCHAR);
}

Referenced by FontLink_Chain_LoadReg().

◆ Utf32FromSurrogatePair()

static DWORD Utf32FromSurrogatePair	(	_In_ DWORD	ch0,
		_In_ DWORD	ch1
	)

inlinestatic

Definition at line 47 of file utils.h.

{
    return ((ch0 - HIGH_SURROGATE_MIN) << 10) + (ch1 - LOW_SURROGATE_MIN) + 0x10000;
}

Referenced by IntExtTextOutW(), IntGetTextDisposition(), and TextIntGetTextExtentPoint().

Variable Documentation

◆ g_FontRegPath

UNICODE_STRING g_FontRegPath

extern

Definition at line 325 of file freetype.c.

Referenced by IntDeleteRegFontEntries(), IntGdiAddFontResourceSingle(), and IntLoadFontsInRegistry().

◆ g_PointZero

POINTL g_PointZero