Detect the FreeType version and adapt the sfnt offset accordingly.

This commit is contained in:
François Gouget 2002-08-17 18:34:34 +00:00 committed by Alexandre Julliard
parent 3d10c1fc6e
commit 330098fa54

View file

@ -78,6 +78,13 @@ WINE_DEFAULT_DEBUG_CHANNEL(font);
#endif
static FT_Library library = 0;
typedef struct
{
FT_Int major;
FT_Int minor;
FT_Int patch;
} FT_Version_t;
static FT_Version_t FT_Version;
static void *ft_handle = NULL;
@ -98,6 +105,7 @@ MAKE_FUNCPTR(FT_Set_Pixel_Sizes)
MAKE_FUNCPTR(FT_Sin)
MAKE_FUNCPTR(FT_Vector_Rotate)
#undef MAKE_FUNCPTR
static void (*pFT_Library_Version)(FT_Library,FT_Int*,FT_Int*,FT_Int*);
#define GET_BE_WORD(ptr) MAKEWORD( ((BYTE *)(ptr))[1], ((BYTE *)(ptr))[0] )
@ -547,6 +555,8 @@ BOOL WineEngInit(void)
LOAD_FUNCPTR(FT_Vector_Rotate)
#undef LOAD_FUNCPTR
/* Don't warn if this one is missing */
pFT_Library_Version = wine_dlsym(ft_handle, "FT_Library_Version", NULL, 0);
if(!wine_dlsym(ft_handle, "FT_Get_Postscript_Name", NULL, 0) &&
!wine_dlsym(ft_handle, "FT_Sqrt64", NULL, 0)) {
@ -561,6 +571,18 @@ BOOL WineEngInit(void)
ft_handle = NULL;
return FALSE;
}
FT_Version.major=FT_Version.minor=FT_Version.patch=-1;
if (pFT_Library_Version)
{
pFT_Library_Version(library,&FT_Version.major,&FT_Version.minor,&FT_Version.patch);
}
if (FT_Version.major<=0)
{
FT_Version.major=2;
FT_Version.minor=0;
FT_Version.patch=5;
}
TRACE("FreeType version is %d.%d.%d\n",FT_Version.major,FT_Version.minor,FT_Version.patch);
/* load in the fonts from %WINDOWSDIR%\\Fonts first of all */
GetWindowsDirectoryA(windowsdir, sizeof(windowsdir));
@ -2073,7 +2095,16 @@ DWORD WineEngGetFontData(GdiFont font, DWORD table, DWORD offset, LPVOID buf,
return GDI_ERROR;
tt_face = (TT_Face) ft_face;
sfnt = (SFNT_Interface*)tt_face->sfnt;
if (FT_Version.major==2 && FT_Version.minor==0)
{
/* 2.0.x */
sfnt = *(SFNT_Interface**)((char*)tt_face + 528);
}
else
{
/* A field was added in the middle of the structure in 2.1.x */
sfnt = *(SFNT_Interface**)((char*)tt_face + 532);
}
if(!buf || !cbData)
len = 0;