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| author | Matthias Clasen <mclasen@redhat.com> | 2021-11-06 21:34:56 -0400 |
|---|---|---|
| committer | Matthias Clasen <mclasen@redhat.com> | 2021-11-07 09:59:09 -0500 |
| commit | 397f121f76ddbca646610976a5c03d7a74aedd2e (patch) | |
| tree | d6dd7ba57eec37d6d31c1975a3f2e122bc4d01f5 | |
| parent | 6b7b3e9adb92bf10ab3c27466eb5276428865c0a (diff) | |
| download | pango-397f121f76ddbca646610976a5c03d7a74aedd2e.tar.gz | |
fc: Implement the other casing variants
Pass all the PangoVariant values through the
FcPattern by translating them into suitable
OpenType features in the pattern.
| -rw-r--r-- | pango/pangofc-fontmap.c | 71 |
1 files changed, 66 insertions, 5 deletions
diff --git a/pango/pangofc-fontmap.c b/pango/pangofc-fontmap.c index 113142fd..076ca291 100644 --- a/pango/pangofc-fontmap.c +++ b/pango/pangofc-fontmap.c @@ -1915,8 +1915,33 @@ pango_fc_make_pattern (const PangoFontDescription *description, if (prgname) FcPatternAddString (pattern, PANGO_FC_PRGNAME, (FcChar8*) prgname); - if (variant == PANGO_VARIANT_SMALL_CAPS) - FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "smcp=1"); + switch (variant) + { + case PANGO_VARIANT_SMALL_CAPS: + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "smcp=1"); + break; + case PANGO_VARIANT_ALL_SMALL_CAPS: + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "smcp=1"); + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "c2sc=1"); + break; + case PANGO_VARIANT_PETITE_CAPS: + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "pcap=1"); + break; + case PANGO_VARIANT_ALL_PETITE_CAPS: + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "pcap=1"); + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "c2pc=1"); + break; + case PANGO_VARIANT_UNICASE: + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "unic=1"); + break; + case PANGO_VARIANT_TITLE_CAPS: + FcPatternAddString (pattern, PANGO_FC_FONT_FEATURES, (FcChar8*) "titl=1"); + break; + case PANGO_VARIANT_NORMAL: + break; + default: + g_assert_not_reached (); + } return pattern; } @@ -2756,6 +2781,8 @@ pango_fc_font_description_from_pattern (FcPattern *pattern, gboolean include_siz PangoStretch stretch; double size; PangoGravity gravity; + PangoVariant variant; + gboolean all_caps; FcChar8 *s; int i; @@ -2790,7 +2817,8 @@ pango_fc_font_description_from_pattern (FcPattern *pattern, gboolean include_siz pango_font_description_set_stretch (desc, stretch); - pango_font_description_set_variant (desc, PANGO_VARIANT_NORMAL); + variant = PANGO_VARIANT_NORMAL; + all_caps = FALSE; for (int i = 0; i < 32; i++) { @@ -2800,14 +2828,47 @@ pango_fc_font_description_from_pattern (FcPattern *pattern, gboolean include_siz { if (strcmp (s, "smcp=1") == 0) { - pango_font_description_set_variant (desc, PANGO_VARIANT_SMALL_CAPS); - break; + if (all_caps) + variant = PANGO_VARIANT_ALL_SMALL_CAPS; + else + variant = PANGO_VARIANT_SMALL_CAPS; + } + else if (strcmp (s, "c2sc=1") == 0) + { + if (variant == PANGO_VARIANT_SMALL_CAPS) + variant = PANGO_VARIANT_ALL_SMALL_CAPS; + else + all_caps = TRUE; + } + else if (strcmp (s, "pcap=1") == 0) + { + if (all_caps) + variant = PANGO_VARIANT_ALL_PETITE_CAPS; + else + variant = PANGO_VARIANT_PETITE_CAPS; + } + else if (strcmp (s, "c2pc=1") == 0) + { + if (variant == PANGO_VARIANT_PETITE_CAPS) + variant = PANGO_VARIANT_ALL_PETITE_CAPS; + else + all_caps = TRUE; + } + else if (strcmp (s, "unic=1") == 0) + { + variant = PANGO_VARIANT_UNICASE; + } + else if (strcmp (s, "titl=1") == 0) + { + variant = PANGO_VARIANT_TITLE_CAPS; } } else break; } + pango_font_description_set_variant (desc, variant); + if (include_size && FcPatternGetDouble (pattern, FC_SIZE, 0, &size) == FcResultMatch) { FcMatrix *fc_matrix; |