/*
* Copyright © 2025 Red Hat, Inc
*
* 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/>.
*
* Authors: Matthias Clasen <mclasen@redhat.com>
*/
#include "config.h"
#include "gtksvglocationprivate.h"
/**
* GtkSvgLocation:
* @bytes: the byte index in document. If unknown, this will
* be zero (which is also a valid value, but only if all
* three values are zero)
* @lines: the line index in the document, 0-based
* @line_chars: the char index in the line, 0-based
*
* Provides information about a location in an SVG document.
*
* The information should be considered approximate; it is
* meant to provide feedback for errors in an editor.
*
* Since: 4.22
*/
void
gtk_svg_location_init (GtkSvgLocation *location,
GMarkupParseContext *context)
{
int lines, chars;
g_markup_parse_context_get_position (context, &lines, &chars);
location->lines = MAX (lines -
1,
0);
location->line_chars = chars;
#if GLIB_CHECK_VERSION (
2,
88,
0)
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
location->bytes = g_markup_parse_context_get_offset (context);
G_GNUC_END_IGNORE_DEPRECATIONS
#else
location->bytes =
0;
#endif
}
void
gtk_svg_location_init_tag_start (GtkSvgLocation *location,
GMarkupParseContext *context)
{
#if GLIB_CHECK_VERSION (
2,
88,
0)
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
g_markup_parse_context_get_tag_start (context,
&location->lines,
&location->line_chars,
&location->bytes);
if (location->lines >
0)
location->lines -=
1;
G_GNUC_END_IGNORE_DEPRECATIONS
#else
gtk_svg_location_init (location, context);
#endif
}
void
gtk_svg_location_init_tag_end (GtkSvgLocation *location,
GMarkupParseContext *context)
{
gtk_svg_location_init (location, context);
}
void
gtk_svg_location_init_tag_range (GtkSvgLocation *start,
GtkSvgLocation *end,
GMarkupParseContext *context)
{
gtk_svg_location_init_tag_start (start, context);
gtk_svg_location_init_tag_end (end, context);
}
void
gtk_svg_location_init_attr_range (GtkSvgLocation *start,
GtkSvgLocation *end,
GMarkupParseContext *context,
unsigned int attr)
{
#if GLIB_CHECK_VERSION (
2,
89,
0)
/* waiting for https://gitlab.gnome.org/GNOME/glib/-/merge_requests/5106 */
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
g_markup_parse_context_get_attribute_position (context, attr,
&start->lines, &start->line_chars, &start->bytes,
&end->lines, &end->line_chars, &end->bytes);
if (start->lines >
0)
start->lines -=
1;
if (end->lines >
0)
end->lines -=
1;
G_GNUC_END_IGNORE_DEPRECATIONS
#else
gtk_svg_location_init_tag_range (start, end, context);
#endif
}