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/* Pango
*
* Copyright (C) 2021 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include "pangofc-language-set-private.h"
G_DEFINE_TYPE (PangoFcLanguageSet, pango_fc_language_set, PANGO_TYPE_LANGUAGE_SET)
static void
pango_fc_language_set_init (PangoFcLanguageSet *self)
{
}
static void
pango_fc_language_set_finalize (GObject *object)
{
PangoFcLanguageSet *self = PANGO_FC_LANGUAGE_SET (object);
FcLangSetDestroy (self->langs);
G_OBJECT_CLASS (pango_fc_language_set_parent_class)->finalize (object);
}
static gboolean
pango_fc_language_set_matches_language (PangoLanguageSet *set,
PangoLanguage *language)
{
PangoFcLanguageSet *self = PANGO_FC_LANGUAGE_SET (set);
const char *s;
if (language == pango_language_from_string ("c"))
return TRUE;
if (FcLangSetHasLang (self->langs, (FcChar8 *) pango_language_to_string (language)) != FcLangDifferentLang)
return TRUE;
s = pango_language_to_string (language);
if (strchr (s, '-'))
{
char buf[10];
for (int i = 0; i < 10; i++)
{
buf[i] = s[i];
if (buf[i] == '-')
{
buf[i] = '\0';
break;
}
}
buf[9] = '\0';
if (FcLangSetHasLang (self->langs, (FcChar8 *) buf) != FcLangDifferentLang)
return TRUE;
}
return FALSE;
}
static PangoLanguage **
pango_fc_language_set_get_languages (PangoLanguageSet *set)
{
PangoFcLanguageSet *self = PANGO_FC_LANGUAGE_SET (set);
FcStrSet *strset;
FcStrList *list;
FcChar8 *s;
GPtrArray *langs;
langs = g_ptr_array_new ();
strset = FcLangSetGetLangs (self->langs);
list = FcStrListCreate (strset);
FcStrListFirst (list);
while ((s = FcStrListNext (list)))
g_ptr_array_add (langs, pango_language_from_string ((const char *)s));
FcStrListDone (list);
FcStrSetDestroy (strset);
g_ptr_array_add (langs, NULL);
return (PangoLanguage **) g_ptr_array_free (langs, FALSE);
}
static void
pango_fc_language_set_class_init (PangoFcLanguageSetClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
PangoLanguageSetClass *language_set_class = PANGO_LANGUAGE_SET_CLASS (class);
object_class->finalize = pango_fc_language_set_finalize;
language_set_class->matches_language = pango_fc_language_set_matches_language;
language_set_class->get_languages = pango_fc_language_set_get_languages;
}
PangoFcLanguageSet *
pango_fc_language_set_new (FcLangSet *langs)
{
PangoFcLanguageSet *self;
self = g_object_new (PANGO_TYPE_FC_LANGUAGE_SET, NULL);
self->langs = FcLangSetCopy (langs);
return self;
}
guint
pango_fc_language_set_hash (const PangoFcLanguageSet *self)
{
return (guint) FcLangSetHash (self->langs);
}
gboolean
pango_fc_language_set_equal (const PangoFcLanguageSet *a,
const PangoFcLanguageSet *b)
{
return FcLangSetEqual (a->langs, b->langs);
}
/* vim:set foldmethod=marker expandtab: */
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