1 /*
2  * Copyright (C) 1995 Spencer Kimball and Peter Mattis
3  *
4  * This is a plug-in for GIMP.
5  *
6  * Generates images containing vector type drawings.
7  *
8  * Copyright (C) 1997 Andy Thomas  alt@picnic.demon.co.uk
9  *
10  * This program is free software: you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 3 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
22  */
23 
24 #include "config.h"
25 
26 #include <string.h>
27 #include <stdlib.h>
28 #include <errno.h>
29 
30 #ifdef HAVE_UNISTD_H
31 #include <unistd.h>
32 #endif
33 
34 #include <glib/gstdio.h>
35 
36 #include <libgimp/gimp.h>
37 #include <libgimp/gimpui.h>
38 
39 #include "gfig.h"
40 #include "gfig-style.h"
41 #include "gfig-dialog.h"
42 #include "gfig-arc.h"
43 #include "gfig-bezier.h"
44 #include "gfig-circle.h"
45 #include "gfig-dobject.h"
46 #include "gfig-ellipse.h"
47 #include "gfig-grid.h"
48 #include "gfig-line.h"
49 #include "gfig-poly.h"
50 #include "gfig-preview.h"
51 #include "gfig-spiral.h"
52 #include "gfig-star.h"
53 #include "gfig-stock.h"
54 
55 #include "libgimp/stdplugins-intl.h"
56 
57 
58 #define GFIG_HEADER      "GFIG Version 0.2\n"
59 
60 static void      query  (void);
61 static void      run    (const gchar      *name,
62                          gint              nparams,
63                          const GimpParam  *param,
64                          gint             *nreturn_vals,
65                          GimpParam       **return_vals);
66 
67 
68 const GimpPlugInInfo PLUG_IN_INFO =
69 {
70   NULL,  /* init_proc  */
71   NULL,  /* quit_proc  */
72   query, /* query_proc */
73   run,   /* run_proc   */
74 };
75 
76 
77 gint line_no;
78 
79 gint obj_show_single   = -1; /* -1 all >= 0 object number */
80 
81 /* Structures etc for the objects */
82 /* Points used to draw the object  */
83 
84 GfigObject *obj_creating; /* Object we are creating */
85 GfigObject *tmp_line;     /* Needed when drawing lines */
86 
87 gboolean need_to_scale;
88 
89 static gint       load_options            (GFigObj *gfig,
90                                            FILE    *fp);
91 /* globals */
92 
93 GfigObjectClass dobj_class[10];
94 GFigContext  *gfig_context;
95 GtkWidget    *top_level_dlg;
96 GList        *gfig_list;
97 gdouble       org_scale_x_factor, org_scale_y_factor;
98 
99 
100 /* Stuff for the preview bit */
101 static gint  sel_x, sel_y;
102 static gint  sel_width, sel_height;
103 gint         preview_width, preview_height;
104 gdouble      scale_x_factor, scale_y_factor;
105 GdkPixbuf   *back_pixbuf = NULL;
106 
MAIN()107 MAIN ()
108 
109 static void
110 query (void)
111 {
112   static const GimpParamDef args[] =
113   {
114     { GIMP_PDB_INT32,    "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
115     { GIMP_PDB_IMAGE,    "image",    "Input image (unused)" },
116     { GIMP_PDB_DRAWABLE, "drawable", "Input drawable" },
117     { GIMP_PDB_INT32,    "dummy",    "dummy" }
118   };
119 
120   gimp_install_procedure (PLUG_IN_PROC,
121                           N_("Create geometric shapes"),
122                           "Draw Vector Graphics and paint them onto your images.  "
123                           "Gfig allows you to draw many types of objects "
124                           "including Lines, Circles, Ellipses, Curves, Polygons, "
125                           "pointed stars, Bezier curves, and Spirals.  "
126                           "Objects can be painted using Brushes or other tools"
127                           "or filled using colors or patterns.  "
128                           "Gfig objects can also be used to create selections.  ",
129                           "Andy Thomas",
130                           "Andy Thomas",
131                           "1997",
132                           N_("_Gfig..."),
133                           "RGB*, GRAY*",
134                           GIMP_PLUGIN,
135                           G_N_ELEMENTS (args), 0,
136                           args, NULL);
137 
138   gimp_plugin_menu_register (PLUG_IN_PROC, "<Image>/Filters/Render");
139 }
140 
141 static void
run(const gchar * name,gint nparams,const GimpParam * param,gint * nreturn_vals,GimpParam ** return_vals)142 run (const gchar      *name,
143      gint              nparams,
144      const GimpParam  *param,
145      gint             *nreturn_vals,
146      GimpParam       **return_vals)
147 {
148   static GimpParam   values[1];
149   gint32             drawable_id;
150   GimpRunMode        run_mode;
151   GimpPDBStatusType  status = GIMP_PDB_SUCCESS;
152   gint               pwidth, pheight;
153 
154   INIT_I18N ();
155 
156   gfig_context = g_new0 (GFigContext, 1);
157   gfig_context->show_background = TRUE;
158   gfig_context->selected_obj = NULL;
159 
160   drawable_id = param[2].data.d_drawable;
161 
162   run_mode = param[0].data.d_int32;
163 
164   gfig_context->image_id = param[1].data.d_image;
165   gfig_context->drawable_id = drawable_id;
166 
167   *nreturn_vals = 1;
168   *return_vals = values;
169 
170   values[0].type = GIMP_PDB_STATUS;
171   values[0].data.d_status = status;
172 
173   gimp_image_undo_group_start (gfig_context->image_id);
174 
175   gimp_context_push ();
176 
177   /* TMP Hack - clear any selections */
178   if (! gimp_selection_is_empty (gfig_context->image_id))
179     gimp_selection_none (gfig_context->image_id);
180 
181   if (! gimp_drawable_mask_intersect (drawable_id, &sel_x, &sel_y,
182                                       &sel_width, &sel_height))
183     {
184       gimp_context_pop ();
185 
186       gimp_image_undo_group_end (gfig_context->image_id);
187       return;
188     }
189 
190   /* Calculate preview size */
191 
192   if (sel_width > sel_height)
193     {
194       pwidth  = MIN (sel_width, PREVIEW_SIZE);
195       pheight = sel_height * pwidth / sel_width;
196     }
197   else
198     {
199       pheight = MIN (sel_height, PREVIEW_SIZE);
200       pwidth  = sel_width * pheight / sel_height;
201     }
202 
203 
204   preview_width  = MAX (pwidth, 2);  /* Min size is 2 */
205   preview_height = MAX (pheight, 2);
206 
207   org_scale_x_factor = scale_x_factor =
208     (gdouble) sel_width / (gdouble) preview_width;
209   org_scale_y_factor = scale_y_factor =
210     (gdouble) sel_height / (gdouble) preview_height;
211 
212   /* initialize */
213   gfig_init_object_classes ();
214 
215   switch (run_mode)
216     {
217     case GIMP_RUN_INTERACTIVE:
218     case GIMP_RUN_WITH_LAST_VALS:
219       /*gimp_get_data (PLUG_IN_PROC, &selvals);*/
220       if (! gfig_dialog ())
221         {
222           gimp_image_undo_group_end (gfig_context->image_id);
223 
224           return;
225         }
226       break;
227 
228     case GIMP_RUN_NONINTERACTIVE:
229       status = GIMP_PDB_CALLING_ERROR;
230       break;
231 
232     default:
233       break;
234     }
235 
236   gimp_context_pop ();
237 
238   gimp_image_undo_group_end (gfig_context->image_id);
239 
240   if (run_mode != GIMP_RUN_NONINTERACTIVE)
241     gimp_displays_flush ();
242   else
243 #if 0
244   if (run_mode == GIMP_RUN_INTERACTIVE)
245     gimp_set_data (PLUG_IN_PROC, &selvals, sizeof (SelectItVals));
246   else
247 #endif /* 0 */
248     {
249       status = GIMP_PDB_EXECUTION_ERROR;
250     }
251 
252   values[0].data.d_status = status;
253 }
254 
255 /*
256   Translate SPACE to "\\040", etc.
257   Taken from gflare plugin
258  */
259 void
gfig_name_encode(gchar * dest,gchar * src)260 gfig_name_encode (gchar *dest,
261                   gchar *src)
262 {
263   gint cnt = MAX_LOAD_LINE - 1;
264 
265   while (*src && cnt--)
266     {
267       if (g_ascii_iscntrl (*src) || g_ascii_isspace (*src) || *src == '\\')
268         {
269           sprintf (dest, "\\%03o", *src++);
270           dest += 4;
271         }
272       else
273         *dest++ = *src++;
274     }
275   *dest = '\0';
276 }
277 
278 /*
279   Translate "\\040" to SPACE, etc.
280  */
281 void
gfig_name_decode(gchar * dest,const gchar * src)282 gfig_name_decode (gchar       *dest,
283                   const gchar *src)
284 {
285   gint  cnt = MAX_LOAD_LINE - 1;
286   guint tmp;
287 
288   while (*src && cnt--)
289     {
290       if (*src == '\\' && *(src+1) && *(src+2) && *(src+3))
291         {
292           sscanf (src+1, "%3o", &tmp);
293           *dest++ = tmp;
294           src += 4;
295         }
296       else
297         *dest++ = *src++;
298     }
299   *dest = '\0';
300 }
301 
302 
303 /*
304  * Load all gfig, which are founded in gfig-path-list, into gfig_list.
305  * gfig-path-list must be initialized first. (plug_in_parse_gfig_path ())
306  * based on code from Gflare.
307  */
308 
309 gint
gfig_list_pos(GFigObj * gfig)310 gfig_list_pos (GFigObj *gfig)
311 {
312   GFigObj *g;
313   gint     n;
314   GList   *tmp;
315 
316   n = 0;
317 
318   for (tmp = gfig_list; tmp; tmp = g_list_next (tmp))
319     {
320       g = tmp->data;
321 
322       if (strcmp (gfig->draw_name, g->draw_name) <= 0)
323         break;
324 
325       n++;
326     }
327   return n;
328 }
329 
330 /*
331  *      Insert gfigs in alphabetical order
332  */
333 
334 gint
gfig_list_insert(GFigObj * gfig)335 gfig_list_insert (GFigObj *gfig)
336 {
337   gint n;
338 
339   n = gfig_list_pos (gfig);
340 
341   gfig_list = g_list_insert (gfig_list, gfig, n);
342 
343   return n;
344 }
345 
346 void
gfig_free(GFigObj * gfig)347 gfig_free (GFigObj *gfig)
348 {
349   g_assert (gfig != NULL);
350 
351   free_all_objs (gfig->obj_list);
352 
353   g_free (gfig->name);
354   g_free (gfig->filename);
355   g_free (gfig->draw_name);
356 
357   g_free (gfig);
358 }
359 
360 GFigObj *
gfig_new(void)361 gfig_new (void)
362 {
363   return g_new0 (GFigObj, 1);
364 }
365 
366 static void
gfig_load_objs(GFigObj * gfig,gint load_count,FILE * fp)367 gfig_load_objs (GFigObj *gfig,
368                 gint     load_count,
369                 FILE    *fp)
370 {
371   GfigObject *obj;
372   gchar       load_buf[MAX_LOAD_LINE];
373   glong       offset;
374   glong       offset2;
375   Style       style;
376 
377   while (load_count-- > 0)
378     {
379       obj = NULL;
380       get_line (load_buf, MAX_LOAD_LINE, fp, 0);
381 
382       /* kludge */
383       offset = ftell (fp);
384       gfig_skip_style (&style, fp);
385 
386       obj = d_load_object (load_buf, fp);
387 
388       if (obj)
389         {
390           add_to_all_obj (gfig, obj);
391           offset2 = ftell (fp);
392           fseek (fp, offset, SEEK_SET);
393           gfig_load_style (&obj->style, fp);
394           fseek (fp, offset2, SEEK_SET);
395         }
396       else
397         {
398           g_message ("Failed to load object, load count = %d", load_count);
399         }
400     }
401 }
402 
403 GFigObj *
gfig_load(const gchar * filename,const gchar * name)404 gfig_load (const gchar *filename,
405            const gchar *name)
406 {
407   GFigObj *gfig;
408   FILE    *fp;
409   gchar    load_buf[MAX_LOAD_LINE];
410   gchar    str_buf[MAX_LOAD_LINE];
411   gint     chk_count;
412   gint     load_count = 0;
413   gdouble  version;
414   gchar    magic1[20];
415   gchar    magic2[20];
416 
417   g_assert (filename != NULL);
418 
419 #ifdef DEBUG
420   printf ("Loading %s (%s)\n", filename, name);
421 #endif /* DEBUG */
422 
423   fp = g_fopen (filename, "rb");
424   if (!fp)
425     {
426       g_message (_("Could not open '%s' for reading: %s"),
427                   gimp_filename_to_utf8 (filename), g_strerror (errno));
428       return NULL;
429     }
430 
431   gfig = gfig_new ();
432 
433   gfig->name = g_strdup (name);
434   gfig->filename = g_strdup (filename);
435 
436 
437   /* HEADER
438    * draw_name
439    * version
440    * obj_list
441    */
442 
443   get_line (load_buf, MAX_LOAD_LINE, fp, 1);
444 
445   sscanf (load_buf, "%10s %10s %lf", magic1, magic2, &version);
446 
447   if (strcmp (magic1, "GFIG") || strcmp (magic2, "Version"))
448     {
449       g_message ("File '%s' is not a gfig file",
450                   gimp_filename_to_utf8 (gfig->filename));
451       gfig_free (gfig);
452       fclose (fp);
453       return NULL;
454     }
455 
456   get_line (load_buf, MAX_LOAD_LINE, fp, 0);
457   sscanf (load_buf, "Name: %100s", str_buf);
458   gfig_name_decode (load_buf, str_buf);
459   gfig->draw_name = g_strdup (load_buf);
460 
461   get_line (load_buf, MAX_LOAD_LINE, fp, 0);
462   if (strncmp (load_buf, "Version: ", 9) == 0)
463     gfig->version = g_ascii_strtod (load_buf + 9, NULL);
464 
465   get_line (load_buf, MAX_LOAD_LINE, fp, 0);
466   sscanf (load_buf, "ObjCount: %d", &load_count);
467 
468   if (load_options (gfig, fp))
469     {
470       g_message ("File '%s' corrupt file - Line %d Option section incorrect",
471                  gimp_filename_to_utf8 (filename), line_no);
472       gfig_free (gfig);
473       fclose (fp);
474       return NULL;
475     }
476 
477   if (gfig_load_styles (gfig, fp))
478     {
479       g_message ("File '%s' corrupt file - Line %d Option section incorrect",
480                  gimp_filename_to_utf8 (filename), line_no);
481       gfig_free (gfig);
482       fclose (fp);
483       return NULL;
484     }
485 
486 
487 
488   gfig_load_objs (gfig, load_count, fp);
489 
490   /* Check count ? */
491 
492   chk_count = g_list_length (gfig->obj_list);
493 
494   if (chk_count != load_count)
495     {
496       g_message ("File '%s' corrupt file - Line %d Object count to small",
497                  gimp_filename_to_utf8 (filename), line_no);
498       gfig_free (gfig);
499       fclose (fp);
500       return NULL;
501     }
502 
503   fclose (fp);
504 
505   if (!gfig_context->current_obj)
506     gfig_context->current_obj = gfig;
507 
508   gfig->obj_status = GFIG_OK;
509 
510   return gfig;
511 }
512 
513 void
save_options(GString * string)514 save_options (GString *string)
515 {
516   /* Save options */
517   g_string_append_printf (string, "<OPTIONS>\n");
518   g_string_append_printf (string, "GridSpacing: %d\n",
519                           selvals.opts.gridspacing);
520   if (selvals.opts.gridtype == RECT_GRID)
521     {
522       g_string_append_printf (string, "GridType: RECT_GRID\n");
523     }
524   else if (selvals.opts.gridtype == POLAR_GRID)
525     {
526       g_string_append_printf (string, "GridType: POLAR_GRID\n");
527     }
528   else if (selvals.opts.gridtype == ISO_GRID)
529     {
530       g_string_append_printf (string, "GridType: ISO_GRID\n");
531     }
532   else
533     {
534       /* default to RECT_GRID */
535       g_string_append_printf (string, "GridType: RECT_GRID\n");
536     }
537 
538   g_string_append_printf (string, "DrawGrid: %s\n",
539                           (selvals.opts.drawgrid) ? "TRUE" : "FALSE");
540   g_string_append_printf (string, "Snap2Grid: %s\n",
541                           (selvals.opts.snap2grid) ? "TRUE" : "FALSE");
542   g_string_append_printf (string, "LockOnGrid: %s\n",
543                           (selvals.opts.lockongrid) ? "TRUE" : "FALSE");
544   g_string_append_printf (string, "ShowControl: %s\n",
545                           (selvals.opts.showcontrol) ? "TRUE" : "FALSE");
546   g_string_append_printf (string, "</OPTIONS>\n");
547 }
548 
549 static void
gfig_save_obj_start(GfigObject * obj,GString * string)550 gfig_save_obj_start (GfigObject *obj,
551                      GString    *string)
552 {
553   g_string_append_printf (string, "<%s ", obj->class->name);
554   gfig_style_save_as_attributes (&obj->style, string);
555   g_string_append_printf (string, ">\n");
556 }
557 
558 static void
gfig_save_obj_end(GfigObject * obj,GString * string)559 gfig_save_obj_end (GfigObject *obj,
560                    GString    *string)
561 {
562   g_string_append_printf (string, "</%s>\n",obj->class->name);
563 }
564 
565 static gboolean
load_bool(gchar * opt_buf,gint * toset)566 load_bool (gchar *opt_buf,
567            gint  *toset)
568 {
569   if (!strcmp (opt_buf, "TRUE"))
570     *toset = 1;
571   else if (!strcmp (opt_buf, "FALSE"))
572     *toset = 0;
573   else
574     return TRUE;
575 
576   return FALSE;
577 }
578 
579 static gint
load_options(GFigObj * gfig,FILE * fp)580 load_options (GFigObj *gfig,
581               FILE    *fp)
582 {
583   gchar load_buf[MAX_LOAD_LINE];
584   gchar str_buf[MAX_LOAD_LINE];
585   gchar opt_buf[MAX_LOAD_LINE];
586 
587   get_line (load_buf, MAX_LOAD_LINE, fp, 0);
588 
589 #ifdef DEBUG
590   printf ("load '%s'\n", load_buf);
591 #endif /* DEBUG */
592 
593   if (strcmp (load_buf, "<OPTIONS>"))
594     return (-1);
595 
596   get_line (load_buf, MAX_LOAD_LINE, fp, 0);
597 
598 #ifdef DEBUG
599   printf ("opt line '%s'\n", load_buf);
600 #endif /* DEBUG */
601 
602   while (strcmp (load_buf, "</OPTIONS>"))
603     {
604       /* Get option name */
605 #ifdef DEBUG
606       printf ("num = %d\n", sscanf (load_buf, "%255s %255s", str_buf, opt_buf));
607 
608       printf ("option %s val %s\n", str_buf, opt_buf);
609 #else
610       sscanf (load_buf, "%255s %255s", str_buf, opt_buf);
611 #endif /* DEBUG */
612 
613       if (!strcmp (str_buf, "GridSpacing:"))
614         {
615           /* Value is decimal */
616           int sp = 0;
617           sp = atoi (opt_buf);
618           if (sp <= 0)
619             return (-1);
620           gfig->opts.gridspacing = sp;
621         }
622       else if (!strcmp (str_buf, "DrawGrid:"))
623         {
624           /* Value is bool */
625           if (load_bool (opt_buf, &gfig->opts.drawgrid))
626             return (-1);
627         }
628       else if (!strcmp (str_buf, "Snap2Grid:"))
629         {
630           /* Value is bool */
631           if (load_bool (opt_buf, &gfig->opts.snap2grid))
632             return (-1);
633         }
634       else if (!strcmp (str_buf, "LockOnGrid:"))
635         {
636           /* Value is bool */
637           if (load_bool (opt_buf, &gfig->opts.lockongrid))
638             return (-1);
639         }
640       else if (!strcmp (str_buf, "ShowControl:"))
641         {
642           /* Value is bool */
643           if (load_bool (opt_buf, &gfig->opts.showcontrol))
644             return (-1);
645         }
646       else if (!strcmp (str_buf, "GridType:"))
647         {
648           /* Value is string */
649           if (!strcmp (opt_buf, "RECT_GRID"))
650             gfig->opts.gridtype = RECT_GRID;
651           else if (!strcmp (opt_buf, "POLAR_GRID"))
652             gfig->opts.gridtype = POLAR_GRID;
653           else if (!strcmp (opt_buf, "ISO_GRID"))
654             gfig->opts.gridtype = ISO_GRID;
655           else
656             return (-1);
657         }
658 
659       get_line (load_buf, MAX_LOAD_LINE, fp, 0);
660 
661 #ifdef DEBUG
662       printf ("opt line '%s'\n", load_buf);
663 #endif /* DEBUG */
664     }
665   return (0);
666 }
667 
668 GString *
gfig_save_as_string(void)669 gfig_save_as_string (void)
670 {
671   GList    *objs;
672   gint      count;
673   gchar     buf[G_ASCII_DTOSTR_BUF_SIZE];
674   gchar     conv_buf[MAX_LOAD_LINE * 3 + 1];
675   GString  *string;
676 
677   string = g_string_new (GFIG_HEADER);
678 
679   gfig_name_encode (conv_buf, gfig_context->current_obj->draw_name);
680   g_string_append_printf (string, "Name: %s\n", conv_buf);
681   g_string_append_printf (string, "Version: %s\n",
682                           g_ascii_formatd (buf, G_ASCII_DTOSTR_BUF_SIZE, "%f",
683                                            gfig_context->current_obj->version));
684   objs = gfig_context->current_obj->obj_list;
685 
686   count = g_list_length (objs);
687 
688   g_string_append_printf (string, "ObjCount: %d\n", count);
689 
690   save_options (string);
691 
692   gfig_save_styles (string);
693 
694   for (objs = gfig_context->current_obj->obj_list;
695        objs;
696        objs = g_list_next (objs))
697     {
698       GfigObject *object = objs->data;
699 
700       gfig_save_obj_start (object, string);
701 
702       gfig_save_style (&object->style, string);
703 
704       if (object->points)
705         d_save_object (object, string);
706 
707       gfig_save_obj_end (object, string);
708     }
709 
710   return string;
711 }
712 
713 
714 gboolean
gfig_save_as_parasite(void)715 gfig_save_as_parasite (void)
716 {
717   GimpParasite *parasite;
718   GString       *string;
719 
720   string = gfig_save_as_string ();
721 
722   parasite = gimp_parasite_new ("gfig",
723                                 GIMP_PARASITE_PERSISTENT |
724                                 GIMP_PARASITE_UNDOABLE,
725                                 string->len, string->str);
726 
727   g_string_free (string, TRUE);
728 
729   if (!gimp_item_attach_parasite (gfig_context->drawable_id, parasite))
730     {
731       g_message (_("Error trying to save figure as a parasite: "
732                    "can't attach parasite to drawable."));
733       gimp_parasite_free (parasite);
734       return FALSE;
735     }
736 
737   gimp_parasite_free (parasite);
738   return TRUE;
739 }
740 
741 GFigObj *
gfig_load_from_parasite(void)742 gfig_load_from_parasite (void)
743 {
744   FILE         *fp;
745   gchar        *fname;
746   GimpParasite *parasite;
747   GFigObj      *gfig;
748 
749   parasite = gimp_item_get_parasite (gfig_context->drawable_id, "gfig");
750   if (! parasite)
751     return NULL;
752 
753   fname = gimp_temp_name ("gfigtmp");
754 
755   fp = g_fopen (fname, "wb");
756   if (!fp)
757     {
758       g_message (_("Error trying to open temporary file '%s' "
759                    "for parasite loading: %s"),
760                  gimp_filename_to_utf8 (fname), g_strerror (errno));
761       return NULL;
762     }
763 
764   fwrite (gimp_parasite_data (parasite),
765           sizeof (guchar),
766           gimp_parasite_data_size (parasite),
767           fp);
768   fclose (fp);
769 
770   gimp_parasite_free (parasite);
771 
772   gfig = gfig_load (fname, "(none)");
773 
774   g_unlink (fname);
775 
776   g_free (fname);
777 
778   return gfig;
779 }
780 
781 void
gfig_save_callbk(void)782 gfig_save_callbk (void)
783 {
784   FILE     *fp;
785   gchar    *savename;
786   GString  *string;
787 
788   savename = gfig_context->current_obj->filename;
789 
790   fp = g_fopen (savename, "w+b");
791 
792   if (!fp)
793     {
794       g_message (_("Could not open '%s' for writing: %s"),
795                  gimp_filename_to_utf8 (savename), g_strerror (errno));
796       return;
797     }
798 
799   string = gfig_save_as_string ();
800 
801   fwrite (string->str, string->len, 1, fp);
802 
803   if (ferror (fp))
804     g_message ("Failed to write file.");
805   else
806     gfig_context->current_obj->obj_status &= ~(GFIG_MODIFIED | GFIG_READONLY);
807 
808   fclose (fp);
809 }
810