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
