Exemplos de PANGO_FC_FONT_MAP em C++ (Cpp)

Exemplo n.º 1

static void
settings_update_fontmap (ClutterSettings *self,
                         guint            stamp)
{
  if (self->backend == NULL)
    return;

#ifdef HAVE_PANGO_FT2
  CLUTTER_NOTE (BACKEND, "Update fontmaps (stamp: %d)", stamp);

  if (self->last_fontconfig_timestamp != stamp)
    {
      ClutterMainContext *context;
      gboolean update_needed = FALSE;

      context = _clutter_context_get_default ();

      /* If there is no font map yet then we don't need to do anything
       * because the config for fontconfig will be read when it is
       * created */
      if (context->font_map)
        {
          PangoFontMap *fontmap = PANGO_FONT_MAP (context->font_map);

          if (PANGO_IS_FC_FONT_MAP (fontmap) &&
              !FcConfigUptoDate (NULL))
            {
              pango_fc_font_map_cache_clear (PANGO_FC_FONT_MAP (fontmap));

              if (FcInitReinitialize ())
                update_needed = TRUE;
            }
        }

      self->last_fontconfig_timestamp = stamp;

      if (update_needed)
        g_signal_emit_by_name (self->backend, "font-changed");
    }
#endif /* HAVE_PANGO_FT2 */
}

Exemplo n.º 2

Arquivo: mozilla-decoder.cpp Projeto: rn10950/RetroZilla

int
mozilla_decoders_init(void)
{
    static PRBool initialized = PR_FALSE;
    if (initialized)
        return 0;

    PangoContext* context = gdk_pango_context_get ();
    PangoFontMap* fontmap = pango_context_get_font_map (context);
    g_object_unref (context);
    
    if (!PANGO_IS_FC_FONT_MAP (fontmap))
        return -1;

    encoder_hash = g_hash_table_new(g_str_hash, g_str_equal);
    cmap_hash = g_hash_table_new(g_str_hash, g_str_equal);
    wide_hash = g_hash_table_new(g_str_hash, g_str_equal);

    PRBool dumb = PR_FALSE;
    nsCOMPtr<nsIPersistentProperties> props;
    nsCOMPtr<nsISimpleEnumerator> encodeEnum;

    NS_LoadPersistentPropertiesFromURISpec(getter_AddRefs(props),
        NS_LITERAL_CSTRING("resource://gre/res/fonts/pangoFontEncoding.properties"));

    if (!props)
        goto loser;

    // Enumerate the properties in this file and figure out all of the
    // fonts for which we have custom encodings.
    props->Enumerate(getter_AddRefs(encodeEnum));
    if (!encodeEnum)
        goto loser;

    while (encodeEnum->HasMoreElements(&dumb), dumb) {
        nsCOMPtr<nsIPropertyElement> prop;
        encodeEnum->GetNext(getter_AddRefs(prop));
        if (!prop)
            goto loser;

        nsCAutoString name;
        prop->GetKey(name);
        nsAutoString value;
        prop->GetValue(value);

        if (!StringBeginsWith(name, NS_LITERAL_CSTRING("encoding."))) {
            printf("string doesn't begin with encoding?\n");
            continue;
        }

        name = Substring(name, 9);

        if (StringEndsWith(name, NS_LITERAL_CSTRING(".ttf"))) {
            name = Substring(name, 0, name.Length() - 4);

            // Strip off a .wide if it's there.
            if (StringEndsWith(value, NS_LITERAL_STRING(".wide"))) {
                g_hash_table_insert(wide_hash, g_strdup(name.get()),
                                    g_strdup("wide"));
                value = Substring(value, 0, name.Length() - 5);
            }

            g_hash_table_insert(encoder_hash,
                                g_strdup(name.get()),
                                g_strdup(NS_ConvertUTF16toUTF8(value).get()));
        }
        else if (StringEndsWith(name, NS_LITERAL_CSTRING(".ftcmap"))) {
            name = Substring(name, 0, name.Length() - 7);
            g_hash_table_insert(cmap_hash,
                                g_strdup(name.get()),
                                g_strdup(NS_ConvertUTF16toUTF8(value).get()));
        }
        else {
            printf("unknown suffix used for mapping\n");
        }
    }

    pango_fc_font_map_add_decoder_find_func(PANGO_FC_FONT_MAP(fontmap),
                                            mozilla_find_decoder,
                                            NULL,
                                            NULL);

    initialized = PR_TRUE;

#ifdef DEBUG_CUSTOM_ENCODER
    printf("*** encoders\n");
    g_hash_table_foreach(encoder_hash, (GHFunc)dump_hash, NULL);

    printf("*** cmaps\n");
    g_hash_table_foreach(cmap_hash, (GHFunc)dump_hash, NULL);
#endif

    return 0;

 loser:
    return -1;
}