mirror of https://github.com/GNOME/gimp.git
87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
/*
|
|
* This is a plug-in for GIMP.
|
|
*
|
|
* Generates clickable image maps.
|
|
*
|
|
* Copyright (C) 1998-1999 Maurits Rijk lpeek.mrijk@consunet.nl
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <gtk/gtk.h>
|
|
|
|
#include "imap_commands.h"
|
|
#include "imap_polygon.h"
|
|
|
|
#include "libgimp/stdplugins-intl.h"
|
|
|
|
static CmdExecuteValue_t delete_point_command_execute(Command_t *parent);
|
|
static void delete_point_command_undo(Command_t *parent);
|
|
|
|
static CommandClass_t delete_point_command_class = {
|
|
NULL, /* delete_point_command_destruct */
|
|
delete_point_command_execute,
|
|
delete_point_command_undo,
|
|
NULL /* delete_point_command_redo */
|
|
};
|
|
|
|
typedef struct {
|
|
Command_t parent;
|
|
Polygon_t *polygon;
|
|
GdkPoint *point;
|
|
GdkPoint copy;
|
|
gint position;
|
|
} DeletePointCommand_t;
|
|
|
|
Command_t*
|
|
delete_point_command_new(Object_t *obj, GdkPoint *point)
|
|
{
|
|
DeletePointCommand_t *command = g_new(DeletePointCommand_t, 1);
|
|
|
|
command->polygon = ObjectToPolygon(obj);
|
|
command->point = point;
|
|
command->copy = *point;
|
|
command->position = g_list_index(command->polygon->points,
|
|
(gpointer) point);
|
|
return command_init(&command->parent, _("Delete Point"),
|
|
&delete_point_command_class);
|
|
}
|
|
|
|
static CmdExecuteValue_t
|
|
delete_point_command_execute(Command_t *parent)
|
|
{
|
|
DeletePointCommand_t *command = (DeletePointCommand_t*) parent;
|
|
Polygon_t *polygon = command->polygon;
|
|
GList *p = g_list_find(polygon->points, (gpointer) command->point);
|
|
|
|
g_free(p->data);
|
|
polygon->points = g_list_remove_link(polygon->points, p);
|
|
return CMD_APPEND;
|
|
}
|
|
|
|
static void
|
|
delete_point_command_undo(Command_t *parent)
|
|
{
|
|
DeletePointCommand_t *command = (DeletePointCommand_t*) parent;
|
|
Polygon_t *polygon = command->polygon;
|
|
GdkPoint *point = &command->copy;
|
|
|
|
command->point = new_point(point->x, point->y);
|
|
polygon->points = g_list_insert(polygon->points, (gpointer) command->point,
|
|
command->position);
|
|
}
|