diff options
Diffstat (limited to 'pango2/pango-attr-list.h')
| -rw-r--r-- | pango2/pango-attr-list.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/pango2/pango-attr-list.h b/pango2/pango-attr-list.h new file mode 100644 index 00000000..e51dc5ff --- /dev/null +++ b/pango2/pango-attr-list.h @@ -0,0 +1,112 @@ +/* + * Copyright (C) 2000 Red Hat Software + * + * SPDX-License-Identifier: LGPL-2.1-or-later + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + +#pragma once + +#include <pango2/pango-attributes.h> +#include <glib-object.h> + +G_BEGIN_DECLS + + +typedef struct _Pango2AttrList Pango2AttrList; +typedef struct _Pango2AttrIterator Pango2AttrIterator; + +#define PANGO2_TYPE_ATTR_LIST pango2_attr_list_get_type () + +/** + * Pango2AttrList: + * + * A `Pango2AttrList` represents a list of attributes that apply to a section + * of text. + * + * The attributes in a `Pango2AttrList` are, in general, allowed to overlap in + * an arbitrary fashion. However, if the attributes are manipulated only through + * [method@Pango2.AttrList.change], the overlap between properties will meet + * stricter criteria. + */ + +PANGO2_AVAILABLE_IN_ALL +GType pango2_attr_list_get_type (void) G_GNUC_CONST; + +PANGO2_AVAILABLE_IN_ALL +Pango2AttrList * pango2_attr_list_new (void); +PANGO2_AVAILABLE_IN_ALL +Pango2AttrList * pango2_attr_list_ref (Pango2AttrList *list); +PANGO2_AVAILABLE_IN_ALL +void pango2_attr_list_unref (Pango2AttrList *list); +PANGO2_AVAILABLE_IN_ALL +Pango2AttrList * pango2_attr_list_copy (Pango2AttrList *list); +PANGO2_AVAILABLE_IN_ALL +void pango2_attr_list_insert (Pango2AttrList *list, + Pango2Attribute *attr); +PANGO2_AVAILABLE_IN_ALL +void pango2_attr_list_insert_before (Pango2AttrList *list, + Pango2Attribute *attr); +PANGO2_AVAILABLE_IN_ALL +void pango2_attr_list_change (Pango2AttrList *list, + Pango2Attribute *attr); +PANGO2_AVAILABLE_IN_ALL +void pango2_attr_list_splice (Pango2AttrList *list, + Pango2AttrList *other, + int pos, + int len); +PANGO2_AVAILABLE_IN_ALL +void pango2_attr_list_update (Pango2AttrList *list, + int pos, + int remove, + int add); + +/** + * Pango2AttrFilterFunc: + * @attribute: a Pango2 attribute + * @user_data: user data passed to the function + * + * Callback to filter a list of attributes. + * + * Return value: `TRUE` if the attribute should be selected for + * filtering, `FALSE` otherwise. + */ +typedef gboolean (*Pango2AttrFilterFunc) (Pango2Attribute *attribute, + gpointer user_data); + +PANGO2_AVAILABLE_IN_ALL +Pango2AttrList * pango2_attr_list_filter (Pango2AttrList *list, + Pango2AttrFilterFunc func, + gpointer data); + +PANGO2_AVAILABLE_IN_ALL +GSList * pango2_attr_list_get_attributes (Pango2AttrList *list); + +PANGO2_AVAILABLE_IN_ALL +gboolean pango2_attr_list_equal (Pango2AttrList *list, + Pango2AttrList *other_list); + +PANGO2_AVAILABLE_IN_ALL +char * pango2_attr_list_to_string (Pango2AttrList *list); +PANGO2_AVAILABLE_IN_ALL +Pango2AttrList * pango2_attr_list_from_string (const char *text); + +PANGO2_AVAILABLE_IN_ALL +Pango2AttrIterator * pango2_attr_list_get_iterator (Pango2AttrList *list); + + +G_DEFINE_AUTOPTR_CLEANUP_FUNC(Pango2AttrList, pango2_attr_list_unref) + +G_END_DECLS |