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/*
* This is a plug-in for GIMP.
*
* Generates clickable image maps.
*
* Copyright (C) 1998-2003 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 <https://www.gnu.org/licenses/>.
*
*/
#include "config.h"
#include <gtk/gtk.h>
#include "imap_commands.h"
#include "imap_main.h"
#include "libgimp/stdplugins-intl.h"
static void move_sash_command_destruct(Command_t *command);
static CmdExecuteValue_t move_sash_command_execute(Command_t *command);
static void move_sash_command_redo(Command_t *command);
static CommandClass_t move_sash_command_class = {
move_sash_command_destruct,
move_sash_command_execute,
NULL /*undo*/,
move_sash_command_redo
};
typedef struct {
Command_t parent;
GtkWidget *widget;
Object_t *obj;
gint x;
gint y;
gint image_width;
gint image_height;
MoveSashFunc_t sash_func;
} MoveSashCommand_t;
Command_t*
move_sash_command_new(GtkWidget *widget, Object_t *obj,
gint x, gint y, MoveSashFunc_t sash_func)
{
MoveSashCommand_t *command = g_new(MoveSashCommand_t, 1);
Command_t *parent;
command->widget = widget;
command->obj = object_ref(obj);
command->x = x;
command->y = y;
command->image_width = get_image_width();
command->image_height = get_image_height();
command->sash_func = sash_func;
parent = command_init(&command->parent, _("Move Sash"),
&move_sash_command_class);
command_add_subcommand(parent, edit_object_command_new(obj));
return parent;
}
static void
move_sash_command_destruct(Command_t *parent)
{
MoveSashCommand_t *command = (MoveSashCommand_t*) parent;
object_unref(command->obj);
}
static void
sash_move(GtkWidget *widget, GdkEventMotion *event, gpointer data)
{
MoveSashCommand_t *command = (MoveSashCommand_t*) data;
Object_t *obj = command->obj;
gint x, y, dx, dy;
x = get_real_coord((gint) event->x);
y = get_real_coord((gint) event->y);
if (x < 0)
x = 0;
if (x > command->image_width)
x = command->image_width;
if (y < 0)
y = 0;
if (y > command->image_height)
y = command->image_height;
dx = x - command->x;
dy = y - command->y;
command->x = x;
command->y = y;
command->sash_func(obj, dx, dy);
object_emit_geometry_signal(obj);
preview_redraw ();
}
static void
sash_end(GtkWidget *widget, GdkEventButton *event, gpointer data)
{
MoveSashCommand_t *command = (MoveSashCommand_t*) data;
Object_t *obj = command->obj;
g_signal_handlers_disconnect_by_func(widget,
sash_move, data);
g_signal_handlers_disconnect_by_func(widget,
sash_end, data);
if (obj->class->normalize)
object_normalize(obj);
preview_unset_tmp_obj(command->obj);
preview_redraw();
show_url();
}
static CmdExecuteValue_t
move_sash_command_execute(Command_t *parent)
{
MoveSashCommand_t *command = (MoveSashCommand_t*) parent;
hide_url();
g_signal_connect(command->widget, "button-release-event",
G_CALLBACK (sash_end), command);
g_signal_connect(command->widget, "motion-notify-event",
G_CALLBACK (sash_move), command);
preview_set_tmp_obj(command->obj);
return CMD_APPEND;
}
static void move_sash_command_redo(Command_t *command)
{
/* do nothing, but avoid running execute again which will break event handling */
}
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