From 5c1676dfe6d2f3c837a5e074117b45613fd29a72 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:30:19 +0200 Subject: Adding upstream version 2.10.34. Signed-off-by: Daniel Baumann --- plug-ins/imagemap/imap_cmd_select_region.c | 142 +++++++++++++++++++++++++++++ 1 file changed, 142 insertions(+) create mode 100644 plug-ins/imagemap/imap_cmd_select_region.c (limited to 'plug-ins/imagemap/imap_cmd_select_region.c') diff --git a/plug-ins/imagemap/imap_cmd_select_region.c b/plug-ins/imagemap/imap_cmd_select_region.c new file mode 100644 index 0000000..6e0029b --- /dev/null +++ b/plug-ins/imagemap/imap_cmd_select_region.c @@ -0,0 +1,142 @@ +/* + * 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 . + * + */ + +#include "config.h" + +#include + +#include "imap_commands.h" +#include "imap_rectangle.h" +#include "imap_main.h" + +#include "libgimp/stdplugins-intl.h" + +static CmdExecuteValue_t select_region_command_execute(Command_t *parent); + +static CommandClass_t select_region_command_class = { + NULL, /* select_region_command_destruct, */ + select_region_command_execute, + NULL, /* select_region_command_undo */ + NULL /* select_region_command_redo */ +}; + +typedef struct { + Command_t parent; + GtkWidget *widget; + ObjectList_t *list; + gint x; + gint y; + Object_t *obj; + Command_t *unselect_command; +} SelectRegionCommand_t; + +Command_t* +select_region_command_new(GtkWidget *widget, ObjectList_t *list, gint x, + gint y) +{ + SelectRegionCommand_t *command = g_new(SelectRegionCommand_t, 1); + Command_t *sub_command; + + command->widget = widget; + command->list = list; + command->x = x; + command->y = y; + (void) command_init(&command->parent, _("Select Region"), + &select_region_command_class); + + sub_command = unselect_all_command_new(list, NULL); + command_add_subcommand(&command->parent, sub_command); + command->unselect_command = sub_command; + + return &command->parent; +} + +static void +select_one_object(Object_t *obj, gpointer data) +{ + SelectRegionCommand_t *command = (SelectRegionCommand_t*) data; + command_add_subcommand(&command->parent, select_command_new(obj)); +} + +static void +select_motion(GtkWidget *widget, GdkEventMotion *event, gpointer data) +{ + SelectRegionCommand_t *command = (SelectRegionCommand_t*) data; + Object_t *obj = command->obj; + Rectangle_t *rectangle = ObjectToRectangle(obj); + + gint x = get_real_coord((gint) event->x); + gint y = get_real_coord((gint) event->y); + + rectangle->width = x - rectangle->x; + rectangle->height = y - rectangle->y; + + preview_redraw (); +} + +static void +select_release(GtkWidget *widget, GdkEventButton *event, gpointer data) +{ + SelectRegionCommand_t *command = (SelectRegionCommand_t*) data; + Object_t *obj = command->obj; + Rectangle_t *rectangle = ObjectToRectangle(obj); + gpointer id; + gint count; + + g_signal_handlers_disconnect_by_func(widget, + select_motion, data); + g_signal_handlers_disconnect_by_func(widget, + select_release, data); + + object_normalize(obj); + + id = object_list_add_select_cb(command->list, select_one_object, command); + count = object_list_select_region(command->list, rectangle->x, rectangle->y, + rectangle->width, rectangle->height); + object_list_remove_select_cb(command->list, id); + + if (count) { + command_list_add(&command->parent); + } else { /* Nothing selected */ + if (command->unselect_command->sub_commands) + command_list_add(&command->parent); + } + preview_unset_tmp_obj (command->obj); + + preview_redraw (); +} + +static CmdExecuteValue_t +select_region_command_execute(Command_t *parent) +{ + SelectRegionCommand_t *command = (SelectRegionCommand_t*) parent; + + command->obj = create_rectangle(command->x, command->y, 0, 0); + preview_set_tmp_obj (command->obj); + + g_signal_connect(command->widget, "button-release-event", + G_CALLBACK (select_release), command); + g_signal_connect(command->widget, "motion-notify-event", + G_CALLBACK (select_motion), command); + + return CMD_IGNORE; +} -- cgit v1.2.3