I have a FT_Face and I want to get the filename of the file it is loaded from. I know that this FT_Face is loaded from one of the font in the fontconfig database, so I try to create an FcPattern from and FT_Face and do a match. I hope this is exactly what the code do. On Thu, Jan 21, 2010 at 2:06 AM, Behdad Esfahbod <behdad@xxxxxxxxxx> wrote: > Maybe you can explain what you are trying to achieve? > > The face index can be accessed using face->face_index. There's no way to get > the filename from the face. > > behdad > > On 01/20/2010 11:27 AM, Nestal Wan wrote: >> Hi, >> >> I am new to FontConfig. I have a FT_Face and I want to get the >> filename and font index from it. I found FcFreeTypeQueryFace() should >> be useful. However, what should I put in the second and third >> argument? I don't quite understand what is mean by "used solely as >> data for pattern elements" as mentioned in the man page. I tried to >> put NULL and zero but the call fails. If I put something non-zero, the >> call success: >> >> // something non-null >> FcChar8 abc[1] ; >> >> FcBlanks *b = FcBlanksCreate() ; >> FcPattern *p = FcFreeTypeQueryFace( face, abc, 0, b ) ; >> >> FcChar8 *filename2 ; >> FcResult result ; >> FcPattern *matched = FcFontMatch( 0, p, &result); >> >> if (FcPatternGetString (matched, FC_FILE, 0, &filename2) != FcResultMatch) >> std::cout << "oops" << std::endl ; >> >> int id ; >> if (FcPatternGetInteger (matched, FC_INDEX, 0, &id) != FcResultMatch) >> std::cout << "oops2" << std::endl ; >> >> std::cout << "file is " << filename2 << " " << id << std::endl ; >> >> It actually works. I want to ask if it is OK to put some dummy >> non-null pointer to the function? >> >> Thanks in advance. >> >> Nestal >> _______________________________________________ >> Fontconfig mailing list >> Fontconfig@xxxxxxxxxxxxxxxxxxxxx >> http://lists.freedesktop.org/mailman/listinfo/fontconfig >> > _______________________________________________ Fontconfig mailing list Fontconfig@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/fontconfig
