Fix: Ask FontConfig for the face index when opening fonts. (#10878)

This allows selection of the correct face in truetype fonts containing
multiple faces.
This commit is contained in:
PeterN 2023-05-26 19:56:13 +01:00 committed by GitHub
parent 101e4e54a1
commit 876871157f
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1 changed files with 4 additions and 2 deletions

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@ -61,13 +61,15 @@ FT_Error GetFontByFaceName(const char *font_name, FT_Face *face)
FcChar8 *family;
FcChar8 *style;
FcChar8 *file;
int32_t index;
FcFontSetAdd(fs, match);
for (i = 0; err != FT_Err_Ok && i < fs->nfont; i++) {
/* Try the new filename */
if (FcPatternGetString(fs->fonts[i], FC_FILE, 0, &file) == FcResultMatch &&
FcPatternGetString(fs->fonts[i], FC_FAMILY, 0, &family) == FcResultMatch &&
FcPatternGetString(fs->fonts[i], FC_STYLE, 0, &style) == FcResultMatch) {
FcPatternGetString(fs->fonts[i], FC_STYLE, 0, &style) == FcResultMatch &&
FcPatternGetInteger(fs->fonts[i], FC_INDEX, 0, &index) == FcResultMatch) {
/* The correct style? */
if (font_style != nullptr && !StrEqualsIgnoreCase(font_style, (char *)style)) continue;
@ -76,7 +78,7 @@ FT_Error GetFontByFaceName(const char *font_name, FT_Face *face)
* wrongly a 'random' font, so check whether the family name is the
* same as the supplied name */
if (StrEqualsIgnoreCase(font_family, (char *)family)) {
err = FT_New_Face(_library, (char *)file, 0, face);
err = FT_New_Face(_library, (char *)file, index, face);
}
}
}