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1590cecfe1
2000-05-22 Michael Natterer <mitch@gimp.org> * plug-ins/*: s/gimp_plugin_help_func/gimp_standard_help_func/ Coincidentially, my script also removed empty lines from the end of _all_ *.c file (not only from those which contained gimp_plugin_help_func).
155 lines
4.7 KiB
C
155 lines
4.7 KiB
C
/*
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* This is a plug-in for the GIMP.
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*
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* Generates clickable image maps.
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*
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* Copyright (C) 1998-1999 Maurits Rijk lpeek.mrijk@consunet.nl
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#include "imap_rectangle.h"
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#include "imap_cmd_select.h"
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#include "imap_cmd_select_region.h"
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#include "imap_cmd_unselect_all.h"
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#include "libgimp/stdplugins-intl.h"
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#include "imap_main.h"
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static CmdExecuteValue_t select_region_command_execute(Command_t *parent);
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static void select_region_command_undo(Command_t *parent);
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static void select_region_command_redo(Command_t *parent);
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static CommandClass_t select_region_command_class = {
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NULL, /* select_region_command_destruct, */
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select_region_command_execute,
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select_region_command_undo,
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select_region_command_redo
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};
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typedef struct {
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Command_t parent;
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GtkWidget *widget;
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ObjectList_t *list;
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gint x;
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gint y;
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Object_t *obj;
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Command_t *unselect_command;
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} SelectRegionCommand_t;
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Command_t*
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select_region_command_new(GtkWidget *widget, ObjectList_t *list, gint x,
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gint y)
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{
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SelectRegionCommand_t *command = g_new(SelectRegionCommand_t, 1);
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Command_t *sub_command;
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command->widget = widget;
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command->list = list;
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command->x = x;
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command->y = y;
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(void) command_init(&command->parent, _("Select Region"),
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&select_region_command_class);
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sub_command = unselect_all_command_new(list, NULL);
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command_add_subcommand(&command->parent, sub_command);
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command->unselect_command = sub_command;
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return &command->parent;
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}
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static void
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select_one_object(Object_t *obj, gpointer data)
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{
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SelectRegionCommand_t *command = (SelectRegionCommand_t*) data;
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command_add_subcommand(&command->parent, select_command_new(obj));
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}
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static void
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select_motion(GtkWidget *widget, GdkEventMotion *event, gpointer data)
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{
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SelectRegionCommand_t *command = (SelectRegionCommand_t*) data;
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Object_t *obj = command->obj;
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Rectangle_t *rectangle = ObjectToRectangle(obj);
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gint x = get_real_coord((gint) event->x);
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gint y = get_real_coord((gint) event->y);
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object_draw(obj, widget->window);
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rectangle->width = x - rectangle->x;
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rectangle->height = y - rectangle->y;
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object_draw(obj, widget->window);
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}
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static void
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select_release(GtkWidget *widget, GdkEventButton *event, gpointer data)
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{
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SelectRegionCommand_t *command = (SelectRegionCommand_t*) data;
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Object_t *obj = command->obj;
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Rectangle_t *rectangle = ObjectToRectangle(obj);
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gpointer id;
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gint count;
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gtk_signal_disconnect_by_func(GTK_OBJECT(widget),
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(GtkSignalFunc) select_motion, data);
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gtk_signal_disconnect_by_func(GTK_OBJECT(widget),
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(GtkSignalFunc) select_release, data);
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object_draw(obj, widget->window);
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object_normalize(obj);
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gdk_gc_set_function(get_preferences()->normal_gc, GDK_COPY);
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id = object_list_add_select_cb(command->list, select_one_object, command);
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count = object_list_select_region(command->list, rectangle->x, rectangle->y,
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rectangle->width, rectangle->height);
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object_list_remove_select_cb(command->list, id);
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if (count) {
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redraw_preview(); /* Fix me! */
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command_list_add(&command->parent);
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} else { /* Nothing selected */
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if (command->unselect_command->sub_commands)
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command_list_add(&command->parent);
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}
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object_unref(obj);
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}
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static CmdExecuteValue_t
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select_region_command_execute(Command_t *parent)
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{
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SelectRegionCommand_t *command = (SelectRegionCommand_t*) parent;
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command->obj = create_rectangle(command->x, command->y, 0, 0);
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gtk_signal_connect(GTK_OBJECT(command->widget), "button_release_event",
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(GtkSignalFunc) select_release, command);
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gtk_signal_connect(GTK_OBJECT(command->widget), "motion_notify_event",
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(GtkSignalFunc) select_motion, command);
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gdk_gc_set_function(get_preferences()->normal_gc, GDK_EQUIV);
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return CMD_IGNORE;
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}
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static void
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select_region_command_undo(Command_t *command)
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{
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redraw_preview(); /* Fix me! */
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}
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static void
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select_region_command_redo(Command_t *command)
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{
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redraw_preview(); /* Fix me! */
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}
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