1 /*
2 * This is a plug-in for GIMP.
3 *
4 * Generates clickable image maps.
5 *
6 * Copyright (C) 1998-2006 Maurits Rijk m.rijk@chello.nl
7 *
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <https://www.gnu.org/licenses/>.
20 */
21
22 #include "config.h"
23
24 #include <stdarg.h>
25 #include <stdlib.h>
26 #include <string.h>
27
28 #include <glib/gstdio.h>
29
30 #include <gtk/gtk.h>
31 #include <gdk/gdkkeysyms.h> /* for keyboard values */
32
33 #include <libgimp/gimp.h>
34 #include <libgimp/gimpui.h>
35
36 #include "imap_about.h"
37 #include "imap_circle.h"
38 #include "imap_commands.h"
39 #include "imap_default_dialog.h"
40 #include "imap_edit_area_info.h"
41 #include "imap_file.h"
42 #include "imap_main.h"
43 #include "imap_menu.h"
44 #include "imap_misc.h"
45 #include "imap_object.h"
46 #include "imap_polygon.h"
47 #include "imap_preview.h"
48 #include "imap_rectangle.h"
49 #include "imap_selection.h"
50 #include "imap_settings.h"
51 #include "imap_source.h"
52 #include "imap_statusbar.h"
53 #include "imap_stock.h"
54 #include "imap_string.h"
55
56 #include "libgimp/stdplugins-intl.h"
57
58
59 #define MAX_ZOOM_FACTOR 8
60 #define ZOOMED(x) (_zoom_factor * (x))
61 #define GET_REAL_COORD(x) ((x) / _zoom_factor)
62
63 static gint zoom_in (void);
64 static gint zoom_out (void);
65
66
67 /* Global variables */
68 static MapInfo_t _map_info;
69 static PreferencesData_t _preferences = {CSIM, TRUE, FALSE, TRUE, TRUE, FALSE,
70 FALSE, TRUE, DEFAULT_UNDO_LEVELS, DEFAULT_MRU_SIZE};
71 static MRU_t *_mru;
72
73 static gint32 _drawable_id;
74 static GdkCursorType _cursor = GDK_TOP_LEFT_ARROW;
75 static gboolean _show_url = TRUE;
76 static gchar *_filename = NULL;
77 static gchar *_image_name;
78 static gint _image_width;
79 static gint _image_height;
80 static GtkWidget *_dlg;
81 static Preview_t *_preview;
82 static Selection_t *_selection;
83 static StatusBar_t *_statusbar;
84 static ObjectList_t *_shapes;
85 static gint _zoom_factor = 1;
86 static gboolean (*_button_press_func)(GtkWidget*, GdkEventButton*, gpointer);
87 static gpointer _button_press_param;
88
89 /* Declare local functions. */
90 static void query (void);
91 static void run (const gchar *name,
92 gint nparams,
93 const GimpParam *param,
94 gint *nreturn_vals,
95 GimpParam **return_vals);
96 static gint dialog (gint32 drawable_id);
97
98 const GimpPlugInInfo PLUG_IN_INFO = {
99 NULL, /* init_proc */
100 NULL, /* quit_proc */
101 query, /* query_proc */
102 run, /* run_proc */
103 };
104
105 static int run_flag = 0;
106
107
MAIN()108 MAIN ()
109
110 static void query(void)
111 {
112 static const GimpParamDef args[] = {
113 {GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0) }"},
114 {GIMP_PDB_IMAGE, "image", "Input image (unused)"},
115 {GIMP_PDB_DRAWABLE, "drawable", "Input drawable"},
116 };
117 static const GimpParamDef *return_vals = NULL;
118 static int nreturn_vals = 0;
119
120 gimp_install_procedure(PLUG_IN_PROC,
121 N_("Create a clickable imagemap"),
122 "",
123 "Maurits Rijk",
124 "Maurits Rijk",
125 "1998-2005",
126 N_("_Image Map..."),
127 "RGB*, GRAY*, INDEXED*",
128 GIMP_PLUGIN,
129 G_N_ELEMENTS (args), nreturn_vals,
130 args, return_vals);
131
132 gimp_plugin_menu_register (PLUG_IN_PROC, "<Image>/Filters/Web");
133 }
134
135 static void
run(const gchar * name,gint n_params,const GimpParam * param,gint * nreturn_vals,GimpParam ** return_vals)136 run (const gchar *name,
137 gint n_params,
138 const GimpParam *param,
139 gint *nreturn_vals,
140 GimpParam **return_vals)
141 {
142 static GimpParam values[1];
143 GimpRunMode run_mode;
144 gint32 drawable_id;
145 GimpPDBStatusType status = GIMP_PDB_SUCCESS;
146
147 INIT_I18N ();
148 gegl_init (NULL, NULL);
149
150 *nreturn_vals = 1;
151 *return_vals = values;
152
153 run_mode = param[0].data.d_int32;
154 drawable_id = param[2].data.d_drawable;
155
156 _drawable_id = drawable_id;
157 _image_name = gimp_image_get_name(param[1].data.d_image);
158 _image_width = gimp_image_width(param[1].data.d_image);
159 _image_height = gimp_image_height(param[1].data.d_image);
160
161 _map_info.color = gimp_drawable_is_rgb(drawable_id);
162
163 if (run_mode == GIMP_RUN_INTERACTIVE) {
164 if (!dialog(drawable_id)) {
165 /* The dialog was closed, or something similarly evil happened. */
166 status = GIMP_PDB_EXECUTION_ERROR;
167 }
168 }
169
170 values[0].type = GIMP_PDB_STATUS;
171 values[0].data.d_status = status;
172 }
173
174 GtkWidget*
get_dialog(void)175 get_dialog(void)
176 {
177 return _dlg;
178 }
179
180 MRU_t*
get_mru(void)181 get_mru(void)
182 {
183 if (!_mru)
184 _mru = mru_create();
185 return _mru;
186 }
187
188 MapInfo_t*
get_map_info(void)189 get_map_info(void)
190 {
191 return &_map_info;
192 }
193
194 PreferencesData_t*
get_preferences(void)195 get_preferences(void)
196 {
197 return &_preferences;
198 }
199
200 static void
init_preferences(void)201 init_preferences(void)
202 {
203 ColorSelData_t *colors = &_preferences.colors;
204
205 colors->normal_fg.red = 0;
206 colors->normal_fg.green = 0xFFFF;
207 colors->normal_fg.blue = 0;
208
209 colors->normal_bg.red = 0;
210 colors->normal_bg.green = 0;
211 colors->normal_bg.blue = 0xFFFF;
212
213 colors->selected_fg.red = 0xFFFF;
214 colors->selected_fg.green = 0;
215 colors->selected_fg.blue = 0;
216
217 colors->selected_bg.red = 0;
218 colors->selected_bg.green = 0;
219 colors->selected_bg.blue = 0xFFFF;
220
221 colors->interactive_fg.red = 0xFFFF;
222 colors->interactive_fg.green = 0;
223 colors->interactive_fg.blue = 0xFFFF;
224
225 colors->interactive_bg.red = 0xFFFF;
226 colors->interactive_bg.green = 0xFFFF;
227 colors->interactive_bg.blue = 0;
228
229 preferences_load(&_preferences);
230
231 mru_set_size(_mru, _preferences.mru_size);
232 command_list_set_undo_level(_preferences.undo_levels);
233 }
234
235 gint
get_image_width(void)236 get_image_width(void)
237 {
238 return _image_width;
239 }
240
241 gint
get_image_height(void)242 get_image_height(void)
243 {
244 return _image_height;
245 }
246
247 void
set_busy_cursor(void)248 set_busy_cursor(void)
249 {
250 preview_set_cursor(_preview, GDK_WATCH);
251 }
252
253 void
remove_busy_cursor(void)254 remove_busy_cursor(void)
255 {
256 gdk_window_set_cursor(gtk_widget_get_window (_dlg), NULL);
257 }
258
259 static gint
zoom_in(void)260 zoom_in(void)
261 {
262 if (_zoom_factor < MAX_ZOOM_FACTOR) {
263 set_zoom(_zoom_factor + 1);
264 menu_set_zoom(_zoom_factor);
265 }
266 return _zoom_factor;
267 }
268
269 static gint
zoom_out(void)270 zoom_out(void)
271 {
272 if (_zoom_factor > 1) {
273 set_zoom(_zoom_factor - 1);
274 menu_set_zoom(_zoom_factor);
275 }
276 return _zoom_factor;
277 }
278
279 void
set_zoom(gint zoom_factor)280 set_zoom(gint zoom_factor)
281 {
282 set_busy_cursor();
283 _zoom_factor = zoom_factor;
284 preview_zoom(_preview, zoom_factor);
285 statusbar_set_zoom(_statusbar, zoom_factor);
286 remove_busy_cursor();
287 }
288
289 gint
get_real_coord(gint coord)290 get_real_coord(gint coord)
291 {
292 return GET_REAL_COORD(coord);
293 }
294
295 void
draw_line(cairo_t * cr,gint x1,gint y1,gint x2,gint y2)296 draw_line(cairo_t *cr, gint x1, gint y1, gint x2, gint y2)
297 {
298 cairo_move_to (cr, ZOOMED (x1) + .5, ZOOMED (y1) + .5);
299 cairo_line_to (cr, ZOOMED (x2) + .5, ZOOMED (y2) + .5);
300 cairo_stroke (cr);
301 }
302
303 void
draw_rectangle(cairo_t * cr,gboolean filled,gint x,gint y,gint width,gint height)304 draw_rectangle(cairo_t *cr, gboolean filled, gint x, gint y,
305 gint width, gint height)
306 {
307 cairo_rectangle (cr, ZOOMED (x) + (filled ? 0. : .5),
308 ZOOMED (y) + (filled ? 0. : .5),
309 ZOOMED (width), ZOOMED (height));
310 if (filled)
311 cairo_fill (cr);
312 else
313 cairo_stroke (cr);
314 }
315
316 void
draw_circle(cairo_t * cr,gint x,gint y,gint r)317 draw_circle(cairo_t *cr, gint x, gint y, gint r)
318 {
319 cairo_arc (cr, ZOOMED (x), ZOOMED (y), ZOOMED (r), 0., 2 * G_PI);
320 cairo_stroke (cr);
321 }
322
323 void
draw_polygon(cairo_t * cr,GList * list)324 draw_polygon(cairo_t *cr, GList *list)
325 {
326 GList *p;
327
328 for (p = list; p; p = p->next) {
329 GdkPoint *src = (GdkPoint*) p->data;
330 cairo_line_to (cr, ZOOMED (src->x) + .5, ZOOMED (src->y) + .5);
331 }
332 cairo_close_path (cr);
333 cairo_stroke (cr);
334 }
335
336 void
set_preview_color(GtkRadioAction * action,GtkRadioAction * current,gpointer user_data)337 set_preview_color (GtkRadioAction *action, GtkRadioAction *current,
338 gpointer user_data)
339 {
340 _map_info.show_gray = (gtk_radio_action_get_current_value (current) == 1);
341 set_zoom(_zoom_factor);
342 }
343
344 void
preview_redraw(void)345 preview_redraw(void)
346 {
347 gtk_widget_queue_draw(_preview->preview);
348 }
349
350 void
set_zoom_factor(GtkRadioAction * action,GtkRadioAction * current,gpointer user_data)351 set_zoom_factor (GtkRadioAction *action, GtkRadioAction *current,
352 gpointer user_data)
353 {
354 gint factor = gtk_radio_action_get_current_value (current);
355 set_zoom (factor + 1);
356 }
357
358 const gchar *
get_image_name(void)359 get_image_name(void)
360 {
361 return _image_name;
362 }
363
364 const char*
get_filename(void)365 get_filename(void)
366 {
367 return _filename;
368 }
369
370 static gboolean
arrow_on_button_press(GtkWidget * widget,GdkEventButton * event,gpointer data)371 arrow_on_button_press (GtkWidget *widget,
372 GdkEventButton *event,
373 gpointer data)
374 {
375 if (gdk_event_triggers_context_menu ((GdkEvent *) event))
376 {
377 do_popup_menu (event);
378 }
379 else if (event->button == 1)
380 {
381 if (event->type == GDK_2BUTTON_PRESS)
382 edit_shape((gint) event->x, (gint) event->y);
383 else
384 select_shape(widget, event);
385 }
386
387 return FALSE;
388 }
389
390 static void
set_arrow_func(void)391 set_arrow_func(void)
392 {
393 _button_press_func = arrow_on_button_press;
394 _cursor = GDK_TOP_LEFT_ARROW;
395 }
396
397 static void
set_object_func(gboolean (* func)(GtkWidget *,GdkEventButton *,gpointer),gpointer param)398 set_object_func(gboolean (*func)(GtkWidget*, GdkEventButton*,
399 gpointer), gpointer param)
400 {
401 _button_press_func = func;
402 _button_press_param = param;
403 _cursor = GDK_CROSSHAIR;
404 }
405
406 void
set_func(GtkRadioAction * action,GtkRadioAction * current,gpointer user_data)407 set_func(GtkRadioAction *action, GtkRadioAction *current,
408 gpointer user_data)
409 {
410 gint value = gtk_radio_action_get_current_value (current);
411 switch (value)
412 {
413 case 0:
414 set_arrow_func();
415 break;
416 case 1:
417 set_object_func(object_on_button_press, get_rectangle_factory);
418 break;
419 case 2:
420 set_object_func(object_on_button_press, get_circle_factory);
421 break;
422 case 3:
423 set_object_func(object_on_button_press, get_polygon_factory);
424 break;
425 default:
426 break;
427 }
428 }
429
430 void
add_shape(Object_t * obj)431 add_shape(Object_t *obj)
432 {
433 object_list_append(_shapes, obj);
434 }
435
436 ObjectList_t*
get_shapes(void)437 get_shapes(void)
438 {
439 return _shapes;
440 }
441
442 void
update_shape(Object_t * obj)443 update_shape(Object_t *obj)
444 {
445 object_list_update(_shapes, obj);
446 }
447
448 void
do_edit_selected_shape(void)449 do_edit_selected_shape(void)
450 {
451 object_list_edit_selected(_shapes);
452 }
453
454 void
do_popup_menu(GdkEventButton * event)455 do_popup_menu(GdkEventButton *event)
456 {
457 gint x = GET_REAL_COORD((gint) event->x);
458 gint y = GET_REAL_COORD((gint) event->y);
459 Object_t *obj = object_list_find(_shapes, x, y);
460 if (obj) {
461 obj->class->do_popup(obj, event);
462 } else {
463 do_main_popup_menu(event);
464 }
465 }
466
467 static void
set_all_sensitivities(void)468 set_all_sensitivities(void)
469 {
470 gint count = object_list_nr_selected(_shapes);
471 menu_shapes_selected(count);
472 }
473
474 static void
main_set_title(const char * filename)475 main_set_title(const char *filename)
476 {
477 char *title, *p;
478
479 g_strreplace(&_filename, filename);
480 p = filename ? g_filename_display_basename (filename) : (gchar *) _("<Untitled>");
481 title = g_strdup_printf("%s - Image Map", p);
482 if (filename)
483 g_free (p);
484 gtk_window_set_title(GTK_WINDOW(_dlg), title);
485 g_free(title);
486 }
487
488 void
main_set_dimension(gint width,gint height)489 main_set_dimension(gint width, gint height)
490 {
491 statusbar_set_dimension(_statusbar,
492 width / _zoom_factor, height / _zoom_factor);
493 }
494
495 void
main_clear_dimension(void)496 main_clear_dimension(void)
497 {
498 statusbar_clear_dimension(_statusbar);
499 }
500
501 void
show_url(void)502 show_url(void)
503 {
504 _show_url = TRUE;
505 }
506
507 void
hide_url(void)508 hide_url(void)
509 {
510 _show_url = FALSE;
511 statusbar_clear_status(_statusbar);
512 }
513
514 void
select_shape(GtkWidget * widget,GdkEventButton * event)515 select_shape(GtkWidget *widget, GdkEventButton *event)
516 {
517 Object_t *obj;
518 gint x = GET_REAL_COORD((gint) event->x);
519 gint y = GET_REAL_COORD((gint) event->y);
520 MoveSashFunc_t sash_func;
521
522 obj = object_list_near_sash(_shapes, x, y, &sash_func);
523 if (obj) { /* Start resizing */
524 Command_t *command = move_sash_command_new(widget, obj, x, y, sash_func);
525 command_execute(command);
526 } else {
527 Command_t *command;
528
529 obj = object_list_find(_shapes, x, y);
530 if (obj) {
531 if (event->state & GDK_SHIFT_MASK) {
532 if (obj->selected)
533 command = unselect_command_new(obj);
534 else
535 command = select_command_new(obj);
536 } else { /* No Shift key pressed */
537 if (obj->selected) {
538 command = unselect_all_command_new(_shapes, obj);
539 } else {
540 Command_t *sub_command;
541
542 command = subcommand_start(NULL);
543 sub_command = unselect_all_command_new(_shapes, NULL);
544 command_add_subcommand(command, sub_command);
545 sub_command = select_command_new(obj);
546 command_add_subcommand(command, sub_command);
547 command_set_name(command, sub_command->name);
548 subcommand_end();
549 }
550 }
551 command_execute(command);
552
553 command = move_command_new(_preview, obj, x, y);
554 command_execute(command);
555 } else { /* Start selection rectangle */
556 command = select_region_command_new(widget, _shapes, x, y);
557 command_execute(command);
558 }
559 }
560 }
561
562 void
edit_shape(gint x,gint y)563 edit_shape(gint x, gint y)
564 {
565 Object_t *obj;
566
567 x = GET_REAL_COORD(x);
568 y = GET_REAL_COORD(y);
569
570 obj = object_list_find(_shapes, x, y);
571 if (obj) {
572 object_select(obj);
573 object_edit(obj, TRUE);
574 }
575 }
576
577 void
do_zoom_in(void)578 do_zoom_in(void)
579 {
580 gint factor = zoom_in();
581 menu_set_zoom_sensitivity(factor);
582 }
583
584 void
do_zoom_out(void)585 do_zoom_out(void)
586 {
587 gint factor = zoom_out();
588 menu_set_zoom_sensitivity(factor);
589 }
590
591 void
draw_shapes(cairo_t * cr)592 draw_shapes(cairo_t *cr)
593 {
594 object_list_draw(_shapes, cr);
595 }
596
597 static void
clear_map_info(void)598 clear_map_info(void)
599 {
600 const gchar *author = g_get_real_name();
601
602 if (!*author)
603 author = g_get_user_name();
604 g_strreplace(&_map_info.image_name, _image_name);
605 g_strreplace(&_map_info.title, "map");
606 g_strreplace(&_map_info.author, author);
607 g_strreplace(&_map_info.default_url, "");
608 g_strreplace(&_map_info.description, "");
609
610 _map_info.map_format = _preferences.default_map_type;
611 _map_info.show_gray = FALSE;
612 }
613
614 static void
do_data_changed_dialog(void (* continue_cb)(gpointer),gpointer param)615 do_data_changed_dialog(void (*continue_cb)(gpointer), gpointer param)
616 {
617 GtkWidget *dialog = gtk_message_dialog_new
618 (NULL,
619 GTK_DIALOG_DESTROY_WITH_PARENT,
620 GTK_MESSAGE_QUESTION,
621 GTK_BUTTONS_YES_NO,
622 _("Some data has been changed!"));
623 gtk_message_dialog_format_secondary_text
624 (GTK_MESSAGE_DIALOG (dialog),
625 _("Do you really want to discard your changes?"));
626
627 if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_YES)
628 continue_cb (param);
629
630 gtk_widget_destroy (dialog);
631 }
632
633 static void
check_if_changed(void (* func)(gpointer),gpointer param)634 check_if_changed(void (*func)(gpointer), gpointer param)
635 {
636 if (object_list_get_changed (_shapes))
637 do_data_changed_dialog (func, param);
638 else
639 func (param);
640 }
641
642 static void
close_current(void)643 close_current(void)
644 {
645 selection_freeze(_selection);
646 object_list_remove_all(_shapes);
647 selection_thaw(_selection);
648 clear_map_info();
649 main_set_title(NULL);
650 set_all_sensitivities();
651 preview_redraw();
652 object_list_clear_changed(_shapes);
653 command_list_remove_all();
654 }
655
656 static void
really_close(gpointer data)657 really_close(gpointer data)
658 {
659 close_current();
660 }
661
662 void
do_close(void)663 do_close(void)
664 {
665 check_if_changed(really_close, NULL);
666 }
667
668 static void
really_quit(gpointer data)669 really_quit(gpointer data)
670 {
671 preferences_save(&_preferences);
672 run_flag = 1;
673 gtk_widget_destroy(_dlg);
674 }
675
676 void
do_quit(void)677 do_quit(void)
678 {
679 check_if_changed(really_quit, NULL);
680 }
681
682 void
do_undo(void)683 do_undo(void)
684 {
685 selection_freeze(_selection);
686 last_command_undo();
687 selection_thaw(_selection);
688 preview_redraw();
689 }
690
691 void
do_redo(void)692 do_redo(void)
693 {
694 selection_freeze(_selection);
695 last_command_redo();
696 selection_thaw(_selection);
697 preview_redraw();
698 }
699
700 void
save(void)701 save(void)
702 {
703 if (_filename)
704 save_as(_filename);
705 else
706 do_file_save_as_dialog();
707 }
708
709 static void
write_cern_comment(gpointer param,OutputFunc_t output)710 write_cern_comment(gpointer param, OutputFunc_t output)
711 {
712 output(param, "rect (4096,4096) (4096,4096) imap:#$");
713 }
714
715 static void
save_as_cern(gpointer param,OutputFunc_t output)716 save_as_cern(gpointer param, OutputFunc_t output)
717 {
718 char *p;
719 gchar *description;
720 gchar *next_token;
721
722 write_cern_comment(param, output);
723 output(param, "-:Image map file created by GIMP Image Map plug-in\n");
724 write_cern_comment(param, output);
725 output(param, "-:GIMP Image Map plug-in by Maurits Rijk\n");
726 write_cern_comment(param, output);
727 output(param, "-:Please do not edit lines starting with \"#$\"\n");
728 write_cern_comment(param, output);
729 output(param, "VERSION:2.3\n");
730 write_cern_comment(param, output);
731 output(param, "TITLE:%s\n", _map_info.title);
732 write_cern_comment(param, output);
733 output(param, "AUTHOR:%s\n", _map_info.author);
734 write_cern_comment(param, output);
735 output(param, "FORMAT:cern\n");
736
737 description = g_strdup(_map_info.description);
738 next_token = description;
739 for (p = strtok (next_token, "\n"); p; p = strtok(NULL, "\n")) {
740 write_cern_comment(param, output);
741 output(param, "DESCRIPTION:%s\n", p);
742 }
743 g_free(description);
744
745 if (*_map_info.default_url)
746 output(param, "default %s\n", _map_info.default_url);
747 object_list_write_cern(_shapes, param, output);
748 }
749
750 static void
save_as_csim(gpointer param,OutputFunc_t output)751 save_as_csim(gpointer param, OutputFunc_t output)
752 {
753 char *p;
754 gchar *description;
755
756 output(param, "<img src=\"%s\" width=\"%d\" height=\"%d\" border=\"0\" "
757 "usemap=\"#%s\" />\n\n", _map_info.image_name,
758 _image_width, _image_height, _map_info.title);
759 output(param, "<map name=\"%s\">\n", _map_info.title);
760 output(param,
761 "<!-- #$-:Image map file created by GIMP Image Map plug-in -->\n");
762 output(param, "<!-- #$-:GIMP Image Map plug-in by Maurits Rijk -->\n");
763 output(param,
764 "<!-- #$-:Please do not edit lines starting with \"#$\" -->\n");
765 output(param, "<!-- #$VERSION:2.3 -->\n");
766 output(param, "<!-- #$AUTHOR:%s -->\n", _map_info.author);
767
768 description = g_strdup(_map_info.description);
769 for (p = strtok(description, "\n"); p; p = strtok(NULL, "\n"))
770 output(param, "<!-- #$DESCRIPTION:%s -->\n", p);
771 g_free(description);
772
773 object_list_write_csim(_shapes, param, output);
774 if (*_map_info.default_url)
775 output(param, "<area shape=\"default\" href=\"%s\" />\n",
776 _map_info.default_url);
777 output(param, "</map>\n");
778 }
779
780 static void
save_as_ncsa(gpointer param,OutputFunc_t output)781 save_as_ncsa(gpointer param, OutputFunc_t output)
782 {
783 char *p;
784 gchar *description;
785
786 output(param, "#$-:Image map file created by GIMP Image Map plug-in\n");
787 output(param, "#$-:GIMP Image Map plug-in by Maurits Rijk\n");
788 output(param, "#$-:Please do not edit lines starting with \"#$\"\n");
789 output(param, "#$VERSION:2.3\n");
790 output(param, "#$TITLE:%s\n", _map_info.title);
791 output(param, "#$AUTHOR:%s\n", _map_info.author);
792 output(param, "#$FORMAT:ncsa\n");
793
794 description = g_strdup(_map_info.description);
795 for (p = strtok(description, "\n"); p; p = strtok(NULL, "\n"))
796 output(param, "#$DESCRIPTION:%s\n", p);
797 g_free(description);
798
799 if (*_map_info.default_url)
800 output(param, "default %s\n", _map_info.default_url);
801 object_list_write_ncsa(_shapes, param, output);
802 }
803
804 static void save_to_file (gpointer param,
805 const char *format,
806 ...) G_GNUC_PRINTF(2,3);
807
808 static void
save_to_file(gpointer param,const char * format,...)809 save_to_file(gpointer param, const char* format, ...)
810 {
811 va_list ap;
812
813 va_start(ap, format);
814 vfprintf((FILE*)param, format, ap);
815 va_end(ap);
816 }
817
818 void
dump_output(gpointer param,OutputFunc_t output)819 dump_output(gpointer param, OutputFunc_t output)
820 {
821 if (_map_info.map_format == NCSA)
822 save_as_ncsa(param, output);
823 else if (_map_info.map_format == CERN)
824 save_as_cern(param, output);
825 else if (_map_info.map_format == CSIM)
826 save_as_csim(param, output);
827 }
828
829 void
save_as(const gchar * filename)830 save_as(const gchar *filename)
831 {
832 FILE *out = g_fopen(filename, "w");
833 if (out) {
834 dump_output(out, save_to_file);
835 fclose(out);
836
837 statusbar_set_status(_statusbar, _("File \"%s\" saved."), filename);
838 main_set_title(filename);
839 object_list_clear_changed(_shapes);
840 } else {
841 do_file_error_dialog( _("Couldn't save file:"), filename);
842 }
843 }
844
845 static void
do_image_size_changed_dialog(void)846 do_image_size_changed_dialog(void)
847 {
848 GtkWidget *dialog = gtk_message_dialog_new_with_markup
849 (NULL,
850 GTK_DIALOG_DESTROY_WITH_PARENT,
851 GTK_MESSAGE_QUESTION,
852 GTK_BUTTONS_YES_NO,
853 "<span weight=\"bold\" size=\"larger\">%s</span>\n\n%s",
854 _("Image size has changed."),
855 _("Resize area's?"));
856
857 if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_YES)
858 {
859 gint per_x = _image_width * 100 / _map_info.old_image_width;
860 gint per_y = _image_height * 100 / _map_info.old_image_height;
861 object_list_resize(_shapes, per_x, per_y);
862 }
863
864 preview_redraw();
865 gtk_widget_destroy (dialog);
866 }
867
868 static void
really_load(gpointer data)869 really_load(gpointer data)
870 {
871 gchar *filename = (gchar*) data;
872 close_current();
873
874 selection_freeze(_selection);
875 _map_info.old_image_width = _image_width;
876 _map_info.old_image_height = _image_height;
877 if (load_csim(filename)) {
878 _map_info.map_format = CSIM;
879 if (_image_width != _map_info.old_image_width ||
880 _image_height != _map_info.old_image_height) {
881 do_image_size_changed_dialog();
882 }
883 } else if (load_ncsa(filename)) {
884 _map_info.map_format = NCSA;
885 } else if (load_cern(filename)) {
886 _map_info.map_format = CERN;
887 } else {
888 do_file_error_dialog( _("Couldn't read file:"), filename);
889 selection_thaw(_selection);
890 close_current();
891 return;
892 }
893 mru_set_first(_mru, filename);
894 menu_build_mru_items(_mru);
895
896 selection_thaw(_selection);
897 main_set_title(filename);
898 object_list_clear_changed(_shapes);
899 preview_redraw();
900 }
901
902 void
load(const gchar * filename)903 load(const gchar *filename)
904 {
905 static gchar *tmp_filename;
906 g_strreplace(&tmp_filename, filename);
907 check_if_changed(really_load, (gpointer) tmp_filename);
908 }
909
910 void
toggle_area_list(void)911 toggle_area_list(void)
912 {
913 selection_toggle_visibility(_selection);
914 }
915
916 static gboolean
close_callback(GtkWidget * widget,gpointer data)917 close_callback(GtkWidget *widget, gpointer data)
918 {
919 do_quit();
920 return TRUE;
921 }
922
923 static gboolean
preview_move(GtkWidget * widget,GdkEventMotion * event)924 preview_move(GtkWidget *widget, GdkEventMotion *event)
925 {
926 gint x = GET_REAL_COORD((gint) event->x);
927 gint y = GET_REAL_COORD((gint) event->y);
928 static Object_t *prev_obj = NULL;
929 Object_t *obj = object_list_find(_shapes, x, y);
930
931 statusbar_set_xy(_statusbar, x, y);
932 if (obj != prev_obj) {
933 prev_obj = obj;
934 if (obj && _show_url) {
935 statusbar_set_status(_statusbar, _("URL: %s"), obj->url);
936 } else {
937 statusbar_clear_status(_statusbar);
938 }
939 }
940 #ifdef _NOT_READY_YET_
941 if (!obj) {
942 if (grid_near_x(x)) {
943 preview_set_cursor(_preview, GDK_SB_H_DOUBLE_ARROW);
944 } else if (grid_near_y(y)) {
945 preview_set_cursor(_preview, GDK_SB_V_DOUBLE_ARROW);
946 } else {
947 preview_set_cursor(_preview, _cursor);
948 }
949 }
950 #endif
951 return FALSE;
952 }
953
954 static void
preview_enter(GtkWidget * widget,GdkEventCrossing * event)955 preview_enter(GtkWidget *widget, GdkEventCrossing *event)
956 {
957 preview_set_cursor(_preview, _cursor);
958 }
959
960 static void
preview_leave(GtkWidget * widget,GdkEventCrossing * event)961 preview_leave(GtkWidget *widget, GdkEventCrossing *event)
962 {
963 gdk_window_set_cursor(gtk_widget_get_window (_dlg), NULL);
964 statusbar_clear_xy(_statusbar);
965 }
966
967 static gboolean
button_press(GtkWidget * widget,GdkEventButton * event,gpointer data)968 button_press(GtkWidget* widget, GdkEventButton* event, gpointer data)
969 {
970 if (_button_press_func)
971 return _button_press_func(widget, event, _button_press_param);
972
973 return FALSE;
974 }
975
976 /* A few global vars for key movement */
977
978 static guint _timeout;
979 static guint _keyval;
980 static gint _dx, _dy;
981
982 static void
move_sash_selected_objects(gint dx,gint dy,gboolean fast)983 move_sash_selected_objects(gint dx, gint dy, gboolean fast)
984 {
985 if (fast) {
986 dx *= 5;
987 dy *= 5;
988 }
989
990 object_list_move_sash_selected(_shapes, dx, dy);
991
992 preview_redraw ();
993 }
994
995 static void
move_selected_objects(gint dx,gint dy,gboolean fast)996 move_selected_objects(gint dx, gint dy, gboolean fast)
997 {
998 if (fast) {
999 dx *= 5;
1000 dy *= 5;
1001 }
1002 _dx += dx;
1003 _dy += dy;
1004
1005 object_list_move_selected(_shapes, dx, dy);
1006
1007 preview_redraw ();
1008 }
1009
1010 static gboolean
key_timeout_cb(gpointer data)1011 key_timeout_cb(gpointer data)
1012 {
1013 switch (_keyval) {
1014 case GDK_KEY_Left:
1015 case GDK_KEY_Right:
1016 case GDK_KEY_Up:
1017 case GDK_KEY_Down:
1018 command_list_add(move_selected_command_new(_shapes, _dx, _dy));
1019 _dx = _dy = 0;
1020 break;
1021 }
1022 preview_redraw();
1023
1024 _timeout = 0;
1025 return FALSE;
1026 }
1027
1028 static gboolean
key_press_cb(GtkWidget * widget,GdkEventKey * event)1029 key_press_cb(GtkWidget *widget, GdkEventKey *event)
1030 {
1031 gboolean handled = FALSE;
1032 gboolean shift = event->state & GDK_SHIFT_MASK;
1033 gboolean ctrl = event->state & GDK_CONTROL_MASK;
1034 Command_t *command;
1035
1036 if (_timeout)
1037 g_source_remove(_timeout);
1038 _timeout = 0;
1039
1040 switch (event->keyval) {
1041 case GDK_KEY_Left:
1042 if (ctrl)
1043 move_sash_selected_objects(-1, 0, shift);
1044 else
1045 move_selected_objects(-1, 0, shift);
1046 handled = TRUE;
1047 break;
1048 case GDK_KEY_Right:
1049 if (ctrl)
1050 move_sash_selected_objects(1, 0, shift);
1051 else
1052 move_selected_objects(1, 0, shift);
1053 handled = TRUE;
1054 break;
1055 case GDK_KEY_Up:
1056 if (ctrl)
1057 move_sash_selected_objects(0, -1, shift);
1058 else
1059 move_selected_objects(0, -1, shift);
1060 handled = TRUE;
1061 break;
1062 case GDK_KEY_Down:
1063 if (ctrl)
1064 move_sash_selected_objects(0, 1, shift);
1065 else
1066 move_selected_objects(0, 1, shift);
1067 handled = TRUE;
1068 break;
1069 case GDK_KEY_Tab:
1070 if (shift)
1071 command = select_prev_command_new(_shapes);
1072 else
1073 command = select_next_command_new(_shapes);
1074 command_execute(command);
1075 handled = TRUE;
1076 break;
1077 }
1078 if (handled)
1079 g_signal_stop_emission_by_name(widget, "key-press-event");
1080
1081 return handled;
1082 }
1083
1084 static gboolean
key_release_cb(GtkWidget * widget,GdkEventKey * event)1085 key_release_cb(GtkWidget *widget, GdkEventKey *event)
1086 {
1087 _keyval = event->keyval;
1088 _timeout = g_timeout_add(250, key_timeout_cb, NULL);
1089 return FALSE;
1090 }
1091
1092 static void
geometry_changed(Object_t * obj,gpointer data)1093 geometry_changed(Object_t *obj, gpointer data)
1094 {
1095 preview_redraw();
1096 }
1097
1098 static void
data_changed(Object_t * obj,gpointer data)1099 data_changed(Object_t *obj, gpointer data)
1100 {
1101 preview_redraw();
1102 set_all_sensitivities();
1103 }
1104
1105 static void
data_selected(Object_t * obj,gpointer data)1106 data_selected(Object_t *obj, gpointer data)
1107 {
1108 set_all_sensitivities();
1109 }
1110
1111 void
imap_help(void)1112 imap_help (void)
1113 {
1114 gimp_standard_help_func ("plug-in-imagemap", NULL);
1115 }
1116
1117 void
do_cut(void)1118 do_cut (void)
1119 {
1120 command_execute (cut_command_new (_shapes));
1121 }
1122
1123 void
do_copy(void)1124 do_copy (void)
1125 {
1126 command_execute (copy_command_new (_shapes));
1127 }
1128
1129 void
do_paste(void)1130 do_paste (void)
1131 {
1132 command_execute (paste_command_new (_shapes));
1133 }
1134
1135 void
do_select_all(void)1136 do_select_all(void)
1137 {
1138 command_execute (select_all_command_new (_shapes));
1139 }
1140
1141 void
do_deselect_all(void)1142 do_deselect_all(void)
1143 {
1144 command_execute (unselect_all_command_new (_shapes, NULL));
1145 }
1146
1147 void
do_clear(void)1148 do_clear(void)
1149 {
1150 command_execute (clear_command_new(_shapes));
1151 }
1152
1153 void
do_move_up(void)1154 do_move_up(void)
1155 {
1156 /* Fix me!
1157 Command_t *command = object_up_command_new(_current_obj->list,
1158 _current_obj);
1159 command_execute(command);
1160 */
1161 }
1162
1163 void
do_move_down(void)1164 do_move_down(void)
1165 {
1166 /* Fix me!
1167 Command_t *command = object_down_command_new(_current_obj->list,
1168 _current_obj);
1169 command_execute(command);
1170 */
1171 }
1172
1173 void
do_move_to_front(void)1174 do_move_to_front(void)
1175 {
1176 command_execute(move_to_front_command_new(_shapes));
1177 }
1178
1179 void
do_send_to_back(void)1180 do_send_to_back(void)
1181 {
1182 command_execute(send_to_back_command_new(_shapes));
1183 }
1184
1185 void
do_use_gimp_guides_dialog(void)1186 do_use_gimp_guides_dialog(void)
1187 {
1188 command_execute (gimp_guides_command_new (_shapes, _drawable_id));
1189 }
1190
1191 void
do_create_guides_dialog(void)1192 do_create_guides_dialog(void)
1193 {
1194 command_execute (guides_command_new (_shapes));
1195 }
1196
1197 static Command_t*
factory_move_up(void)1198 factory_move_up(void)
1199 {
1200 return move_up_command_new(_shapes);
1201 }
1202
1203 static Command_t*
factory_move_down(void)1204 factory_move_down(void)
1205 {
1206 return move_down_command_new(_shapes);
1207 }
1208
1209 static gint
dialog(gint32 drawable_id)1210 dialog(gint32 drawable_id)
1211 {
1212 GtkWidget *dlg;
1213 GtkWidget *hbox;
1214 GtkWidget *main_vbox;
1215 GtkWidget *tools;
1216
1217 gimp_ui_init (PLUG_IN_BINARY, TRUE);
1218
1219 set_arrow_func ();
1220
1221 _shapes = make_object_list();
1222
1223 _dlg = dlg = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1224 gtk_window_set_resizable(GTK_WINDOW(dlg), TRUE);
1225
1226 main_set_title(NULL);
1227 gimp_help_connect (dlg, gimp_standard_help_func, PLUG_IN_PROC, NULL);
1228
1229 gtk_window_set_position (GTK_WINDOW (dlg), GTK_WIN_POS_MOUSE);
1230
1231 gimp_window_set_transient (GTK_WINDOW (dlg));
1232
1233 g_signal_connect (dlg, "delete-event",
1234 G_CALLBACK (close_callback), NULL);
1235 g_signal_connect (dlg, "key-press-event",
1236 G_CALLBACK (key_press_cb), NULL);
1237 g_signal_connect (dlg, "key-release-event",
1238 G_CALLBACK (key_release_cb), NULL);
1239
1240 g_signal_connect (dlg, "destroy",
1241 G_CALLBACK (gtk_main_quit),
1242 NULL);
1243
1244 main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
1245 gtk_container_add (GTK_CONTAINER (dlg), main_vbox);
1246 gtk_widget_show (main_vbox);
1247
1248 init_stock_icons();
1249
1250 /* Create menu */
1251 make_menu(main_vbox, dlg);
1252
1253 /* Create toolbar */
1254 make_toolbar(main_vbox, dlg);
1255
1256 /* Dialog area */
1257 hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 1);
1258 gtk_box_pack_start (GTK_BOX (main_vbox), hbox, TRUE, TRUE, 0);
1259 gtk_widget_show(hbox);
1260
1261 tools = make_tools(dlg);
1262 /* selection_set_edit_command(tools, factory_edit); */
1263 gtk_box_pack_start(GTK_BOX(hbox), tools, FALSE, FALSE, 0);
1264
1265 _preview = make_preview(drawable_id);
1266
1267 g_signal_connect(_preview->preview, "motion-notify-event",
1268 G_CALLBACK(preview_move), NULL);
1269 g_signal_connect(_preview->preview, "enter-notify-event",
1270 G_CALLBACK(preview_enter), NULL);
1271 g_signal_connect(_preview->preview, "leave-notify-event",
1272 G_CALLBACK(preview_leave), NULL);
1273 g_signal_connect(_preview->preview, "button-press-event",
1274 G_CALLBACK(button_press), NULL);
1275 gtk_box_pack_start (GTK_BOX (hbox), _preview->window, TRUE, TRUE, 0);
1276
1277 object_list_add_geometry_cb(_shapes, geometry_changed, NULL);
1278 object_list_add_update_cb(_shapes, data_changed, NULL);
1279 object_list_add_add_cb(_shapes, data_changed, NULL);
1280 object_list_add_remove_cb(_shapes, data_changed, NULL);
1281 object_list_add_move_cb(_shapes, data_changed, NULL);
1282 object_list_add_select_cb(_shapes, data_selected, NULL);
1283
1284 /* Selection */
1285 _selection = make_selection(_shapes);
1286 selection_set_move_up_command(_selection, factory_move_up);
1287 selection_set_move_down_command(_selection, factory_move_down);
1288 gtk_box_pack_start(GTK_BOX(hbox), _selection->container, FALSE, FALSE, 0);
1289
1290 _statusbar = make_statusbar(main_vbox, dlg);
1291 statusbar_set_zoom(_statusbar, 1);
1292
1293 gtk_widget_show(dlg);
1294
1295 _mru = mru_create();
1296 init_preferences();
1297
1298 clear_map_info();
1299
1300 if (!mru_empty(_mru))
1301 menu_build_mru_items(_mru);
1302
1303 gtk_main();
1304
1305 return run_flag;
1306 }
1307