src/vcg.c

   1 /* VCG description handler for Bison.
   2    Copyright 2001 Free Software Foundation, Inc.
   3
   4    This file is part of Bison, the GNU Compiler Compiler.
   5
   6    Bison is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2, or (at your option)
   9    any later version.
  10
  11    Bison is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with Bison; see the file COPYING.  If not, write to
  18    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19    Boston, MA 02111-1307, USA.  */
  20
  21 #include "system.h"
  22 #include "vcg.h"
  23 #include "vcg_defaults.h"
  24 #include "quotearg.h"
  25
  26 /* Return an unambiguous printable representated, allocated in slot 0,
  27    for NAME, suitable for C strings.  */
  28 static char const *
  29 quote (char const *name)
  30 {
  31   return quotearg_n_style (0, c_quoting_style, name);
  32 }
  33
  34
  35 /* Initialize a graph with the default values. */
  36 void
  37 new_graph (graph_t *g)
  38 {
  39   g->title = G_TITLE;
  40   g->label = G_LABEL;
  41
  42   g->infos[0] = G_INFOS1;
  43   g->infos[1] = G_INFOS2;
  44   g->infos[2] = G_INFOS3;
  45
  46   g->color = G_COLOR;
  47   g->textcolor = G_TEXTCOLOR;
  48   g->bordercolor = G_BORDERCOLOR;
  49
  50   g->width = G_WIDTH;
  51   g->height = G_HEIGHT;
  52   g->borderwidth = G_BORDERWIDTH;
  53   g->x = G_X;
  54   g->y = G_Y;
  55   g->folding = G_FOLDING;
  56   g->shrink = G_SHRINK;
  57   g->stretch = G_STRETCH;
  58
  59   g->textmode = G_TEXTMODE;
  60   g->shape = G_SHAPE;
  61
  62   g->vertical_order = G_VERTICAL_ORDER;
  63   g->horizontal_order = G_HORIZONTAL_ORDER;
  64
  65   g->xmax = G_XMAX; /* Not output. */
  66   g->ymax = G_YMAX; /* Not output. */
  67
  68   g->xbase = G_XBASE;
  69   g->ybase = G_YBASE;
  70
  71   g->xspace = G_XSPACE;
  72   g->yspace = G_YSPACE;
  73   g->xlspace = G_XLSPACE; /* Not output. */
  74
  75   g->xraster = G_XRASTER;
  76   g->yraster = G_YRASTER;
  77   g->xlraster = G_XLRASTER;
  78
  79   g->hidden = G_HIDDEN; /* No default value. */
  80
  81   g->classname = G_CLASSNAME; /* No class name association. */
  82
  83   g->layoutalgorithm = G_LAYOUTALGORITHM;
  84   g->layout_downfactor = G_LAYOUT_DOWNFACTOR;
  85   g->layout_upfactor = G_LAYOUT_UPFACTOR;
  86   g->layout_nearfactor = G_LAYOUT_NEARFACTOR;
  87   g->layout_splinefactor = G_LAYOUT_SPLINEFACTOR;
  88
  89   g->late_edge_labels = G_LATE_EDGE_LABELS;
  90   g->display_edge_labels = G_DISPLAY_EDGE_LABELS;
  91   g->dirty_edge_labels = G_DIRTY_EDGE_LABELS;
  92   g->finetuning = G_FINETUNING;
  93   g->ignore_singles = G_IGNORE_SINGLES;
  94   g->straight_phase = G_STRAIGHT_PHASE;
  95   g->priority_phase = G_PRIORITY_PHASE;
  96   g->manhattan_edges = G_MANHATTAN_EDGES;
  97   g->smanhattan_edges = G_SMANHATTAN_EDGES;
  98   g->near_edges = G_NEAR_EDGES;
  99
 100   g->orientation = G_ORIENTATION;
 101   g->node_alignement = G_NODE_ALIGNEMENT;
 102   g->port_sharing = G_PORT_SHARING;
 103   g->arrow_mode = G_ARROW_MODE;
 104   g->treefactor = G_TREEFACTOR;
 105   g->spreadlevel = G_SPREADLEVEL;
 106   g->crossing_weight = G_CROSSING_WEIGHT;
 107   g->crossing_phase2 = G_CROSSING_PHASE2;
 108   g->crossing_optimization = G_CROSSING_OPTIMIZATION;
 109   g->view = G_VIEW;
 110
 111   g->edges = G_EDGES;
 112   g->nodes = G_NODES;
 113   g->splines = G_SPLINES;
 114
 115   g->bmax = G_BMAX;
 116   g->cmin = G_CMIN;
 117   g->cmax = G_CMAX;
 118   g->pmin = G_PMIN;
 119   g->pmax = G_PMAX;
 120   g->rmin = G_RMIN;
 121   g->rmax = G_RMAX;
 122   g->smax = G_SMAX;
 123
 124   g->node_list = G_NODE_LIST;
 125   g->edge_list = G_EDGE_LIST;
 126
 127   new_edge(&g->edge);
 128   new_node(&g->node);
 129 }
 130
 131 /* Initialize a node with the defalut values. */
 132 void
 133 new_node (node_t *node)
 134 {
 135   node->title = N_TITLE;
 136   node->label = N_LABEL;
 137
 138   node->locx = N_LOCX; /* Default unspcified. */
 139   node->locy = N_LOCY; /* Default unspcified. */
 140
 141   node->vertical_order = N_VERTICAL_ORDER;      /* Default unspcified. */
 142   node->horizontal_order = N_HORIZONTAL_ORDER;  /* Default unspcified. */
 143
 144   node->width = N_WIDTH; /* We assume that we can't define it now. */
 145   node->height = N_HEIGHT; /* Also. */
 146
 147   node->shrink = N_SHRINK;
 148   node->stretch = N_STRETCH;
 149
 150   node->folding = N_FOLDING; /* No explicit default value. */
 151
 152   node->shape = N_SHAPE;
 153   node->textmode = N_TEXTMODE;
 154   node->borderwidth = N_BORDERWIDTH;
 155
 156   node->color = N_COLOR;
 157   node->textcolor = N_TEXTCOLOR;
 158   node->bordercolor = N_BORDERCOLOR;
 159
 160   node->infos[0] = N_INFOS1;
 161   node->infos[1] = N_INFOS2;
 162   node->infos[2] = N_INFOS3;
 163
 164   node->next = N_NEXT;
 165 }
 166
 167 /* Initialize a edge with the defalut values. */
 168 void
 169 new_edge (edge_t *edge)
 170 {
 171   edge->type = E_EDGE_TYPE;
 172
 173   edge->sourcename = E_SOURCENAME;
 174   edge->targetname = E_TARGETNAME;
 175   edge->label = E_LABEL;
 176
 177   edge->linestyle = E_LINESTYLE;
 178   edge->thickness = E_THICKNESS;
 179
 180   edge->class = E_CLASS;
 181
 182   edge->color = E_COLOR;
 183   edge->textcolor = E_TEXTCOLOR;
 184   edge->arrowcolor = E_ARROWCOLOR;
 185   edge->backarrowcolor = E_BACKARROWCOLOR;
 186
 187   edge->arrowsize = E_ARROWSIZE;
 188   edge->backarrowsize = E_BACKARROWSIZE;
 189   edge->arrowstyle = E_ARROWSTYLE;
 190
 191   edge->backarrowstyle = E_BACKARROWSTYLE;
 192
 193   edge->priority = E_PRIORITY;
 194
 195   edge->anchor = E_ANCHOR;
 196
 197   edge->horizontal_order = E_HORIZONTAL_ORDER;
 198
 199   edge->next = E_NEXT;
 200 }
 201
 202 /*----------------------------------------------.
 203 | Get functions.                                |
 204 | Return string corresponding to an enum value. |
 205 `----------------------------------------------*/
 206
 207 static const char *
 208 get_color_str (enum color_e c)
 209 {
 210   switch (c)
 211     {
 212     case white:         return "white";
 213     case blue:          return "blue";
 214     case red:           return "red";
 215     case green:         return "green";
 216     case yellow:        return "yellow";
 217     case magenta:       return "magenta";
 218     case cyan:          return "cyan";
 219     case darkgrey:      return "darkgrey";
 220     case darkblue:      return "darkblue";
 221     case darkred:       return "darkred";
 222     case darkgreen:     return "darkgreen";
 223     case darkyellow:    return "darkyellow";
 224     case darkmagenta:   return "darkmagenta";
 225     case darkcyan:      return "darkcyan";
 226     case gold:          return "gold";
 227     case lightgrey:     return "lightgrey";
 228     case lightblue:     return "lightblue";
 229     case lightred:      return "lightred";
 230     case lightgreen:    return "lightgreen";
 231     case lightyellow:   return "lightyellow";
 232     case lightmagenta:  return "lightmagenta";
 233     case lightcyan:     return "lightcyan";
 234     case lilac:         return "lilac";
 235     case turquoise:     return "turquoise";
 236     case aquamarine:    return "aquamarine";
 237     case khaki:         return "khaki";
 238     case purple:        return "purple";
 239     case yellowgreen:   return "yellowgreen";
 240     case pink:          return "pink";
 241     case orange:        return "orange";
 242     case orchid:        return "orchid";
 243     case black:         return "black";
 244     default:
 245 #define A_known_default_color 0
 246       assert (A_known_default_color);
 247     }
 248   return NULL;
 249 }
 250
 251 static const char *
 252 get_textmode_str (enum textmode_e t)
 253 {
 254   switch (t)
 255     {
 256     case centered:      return "center";
 257     case left_justify:  return "left_justify";
 258     case right_justify: return "right_justify";
 259     default:
 260 #define A_known_text_mode 0
 261       assert (A_known_text_mode);
 262     }
 263   return NULL;
 264 }
 265
 266 static const char *
 267 get_shape_str (enum shape_e s)
 268 {
 269   switch (s)
 270     {
 271     case box:           return "box";
 272     case rhomb:         return "rhomb";
 273     case ellipse:       return "ellipse";
 274     case triangle:      return "triangle";
 275     default:
 276 #define A_known_shape 0
 277       assert (A_known_shape);
 278     }
 279   return NULL;
 280 }
 281
 282 static const char *
 283 get_layoutalgorithm_str (enum layoutalgorithm_e l)
 284 {
 285   switch (l)
 286     {
 287     case normal:        return "normal";
 288     case maxdepth:      return "maxdepth";
 289     case mindepth:      return "mindepth";
 290     case maxdepthslow:  return "maxdepthslow";
 291     case mindepthslow:  return "mindepthslow";
 292     case maxdegree:     return "maxdegree";
 293     case mindegree:     return "mindegree";
 294     case maxindegree:   return "maxindegree";
 295     case minindegree:   return "minindegree";
 296     case maxoutdegree:  return "maxoutdegree";
 297     case minoutdegree:  return "minoutdegree";
 298     case minbackward:   return "minbackward";
 299     case dfs:           return "dfs";
 300     case tree:          return "tree";
 301     default:
 302 #define A_known_layout_algorithm 0
 303       assert (A_known_layout_algorithm);
 304     }
 305   return NULL;
 306 }
 307
 308 static const char *
 309 get_decision_str (enum decision_e d)
 310 {
 311   switch (d)
 312     {
 313     case no:    return "no";
 314     case yes:   return "yes";
 315     default:
 316 #define Either_yes_nor_no 0
 317       assert (Either_yes_nor_no);
 318     }
 319   return NULL;
 320 }
 321
 322 static const char *
 323 get_orientation_str (enum orientation_e o)
 324 {
 325   switch (o)
 326     {
 327     case top_to_bottom: return "top_to_bottom";
 328     case bottom_to_top: return "bottom_to_top";
 329     case left_to_right: return "left_to_right";
 330     case right_to_left: return "right_to_left";
 331     default:
 332 #define A_knownn_orientation 0
 333       assert (A_knownn_orientation);
 334     }
 335   return NULL;
 336 }
 337
 338 static const char *
 339 get_node_alignement_str (enum alignement_e a)
 340 {
 341   switch (a)
 342     {
 343     case center:        return "center";
 344     case top:           return "top";
 345     case bottom:        return "bottom";
 346     default:
 347 #define A_known_alignement 0
 348       assert (A_known_alignement);
 349     }
 350   return NULL;
 351 }
 352
 353 static const char *
 354 get_arrow_mode_str (enum arrow_mode_e a)
 355 {
 356   switch (a)
 357     {
 358     case fixed:         return "fixed";
 359     case free_a:        return "free";
 360     default:
 361 #define A_known_arrow_mode 0
 362       assert (A_known_arrow_mode);
 363     }
 364   return NULL;
 365 }
 366
 367 static const char *
 368 get_crossing_type_str (enum crossing_type_e c)
 369 {
 370   switch (c)
 371     {
 372     case bary:          return "bary";
 373     case median:        return "median";
 374     case barymedian:    return "barymedian";
 375     case medianbary:    return "medianbary";
 376     default:
 377 #define A_known_crossing_type 0
 378       assert (A_known_crossing_type);
 379     }
 380   return NULL;
 381 }
 382
 383 static const char *
 384 get_view_str (enum view_e v)
 385 {
 386   switch (v)
 387     {
 388     case normal_view:   return "normal_view";
 389     case cfish:         return "cfish";
 390     case pfish:         return "pfish";
 391     case fcfish:        return "fcfish";
 392     case fpfish:        return "fpfish";
 393     default:
 394 #define A_known_view 0
 395       assert (A_known_view);
 396     }
 397   return NULL;
 398 }
 399
 400 static const char *
 401 get_linestyle_str (enum linestyle_e l)
 402 {
 403   switch (l)
 404     {
 405     case continuous:    return "continuous";
 406     case dashed:        return "dashed";
 407     case dotted:        return "dotted";
 408     case invisible:     return "invisible";
 409     default:
 410 #define A_known_line_style 0
 411       assert (A_known_line_style);
 412     }
 413   return NULL;
 414 }
 415
 416 static const char *
 417 get_arrowstyle_str (enum arrowstyle_e a)
 418 {
 419   switch (a)
 420     {
 421     case solid: return "solid";
 422     case line:  return "line";
 423     case none:  return "none";
 424     default:
 425 #define A_known_arrow_style 0
 426       assert (A_known_arrow_style);
 427     }
 428   return NULL;
 429 }
 430
 431 /*----------------------------.
 432 | Add functions.              |
 433 | Edge and Nodes int a graph. |
 434 `----------------------------*/
 435
 436 void
 437 add_node (graph_t *graph, node_t *node)
 438 {
 439   node->next = graph->node_list;
 440   graph->node_list = node;
 441 }
 442
 443 void
 444 add_edge (graph_t *graph, edge_t *edge)
 445 {
 446   edge->next = graph->edge_list;
 447   graph->edge_list = edge;
 448 }
 449
 450 void
 451 add_classname (graph_t *g, int val, const char *name)
 452 {
 453   struct classname_s *classname;
 454
 455   classname = XMALLOC (struct classname_s, 1);
 456   classname->no = val;
 457   classname->name = name;
 458   classname->next = g->classname;
 459   g->classname = classname;
 460 }
 461
 462 void
 463 add_infoname (graph_t *g, int integer, const char *string)
 464 {
 465   struct infoname_s *infoname;
 466
 467   infoname = XMALLOC (struct infoname_s, 1);
 468   infoname->integer = integer;
 469   infoname->string = string;
 470   infoname->next = g->infoname;
 471   g->infoname = infoname;
 472 }
 473
 474 /* Build a colorentry struct and add it to the list.  */
 475 void
 476 add_colorentry (graph_t *g, int color_idx, int red_cp,
 477                 int green_cp, int blue_cp)
 478 {
 479   struct colorentry_s *ce;
 480
 481   ce = XMALLOC (struct colorentry_s, 1);
 482   ce->color_index = color_idx;
 483   ce->red_cp = red_cp;
 484   ce->green_cp = green_cp;
 485   ce->blue_cp = blue_cp;
 486   ce->next = g->colorentry;
 487   g->colorentry = ce;
 488 }
 489
 490 /*-------------------------------------.
 491 | Open and close functions (formatted) |
 492 `-------------------------------------*/
 493
 494 void
 495 open_edge(edge_t *edge, FILE *fout)
 496 {
 497   switch (edge->type)
 498     {
 499     case normal_edge:
 500       fputs ("\tedge: {\n", fout);
 501       break;
 502     case back_edge:
 503       fputs ("\tbackedge: {\n", fout);
 504       break;
 505     case near_edge:
 506       fputs ("\tnearedge: {\n", fout);
 507       break;
 508     case bent_near_edge:
 509       fputs ("\tbentnearedge: {\n", fout);
 510       break;
 511     default:
 512       fputs ("\tedge: {\n", fout);
 513     }
 514 }
 515
 516 void
 517 close_edge(FILE *fout)
 518 {
 519   fputs ("\t}\n", fout);
 520 }
 521
 522 void
 523 open_node(FILE *fout)
 524 {
 525   fputs ("\tnode: {\n", fout);
 526 }
 527
 528 void
 529 close_node(FILE *fout)
 530 {
 531   fputs ("\t}\n", fout);
 532 }
 533
 534 void
 535 open_graph(FILE *fout)
 536 {
 537   fputs ("graph: {\n", fout);
 538 }
 539
 540 void
 541 close_graph(graph_t *graph, FILE *fout)
 542 {
 543   fputc ('\n', fout);
 544
 545   /* FIXME: Unallocate nodes and edges if required.  */
 546   {
 547     node_t *node;
 548
 549     for (node = graph->node_list; node; node = node->next)
 550       {
 551         open_node (fout);
 552         output_node (node, fout);
 553         close_node (fout);
 554       }
 555   }
 556
 557   fputc ('\n', fout);
 558
 559   {
 560     edge_t *edge;
 561
 562     for (edge = graph->edge_list; edge; edge = edge->next)
 563       {
 564         open_edge (edge, fout);
 565         output_edge (edge, fout);
 566         close_edge (fout);
 567       }
 568   }
 569
 570   fputs ("}\n", fout);
 571 }
 572
 573 /*-------------------------------------------.
 574 | Output functions (formatted) in file FOUT  |
 575 `-------------------------------------------*/
 576
 577 void
 578 output_node (node_t *node, FILE *fout)
 579 {
 580   if (node->title != N_TITLE)
 581     fprintf (fout, "\t\ttitle:\t%s\n", quote (node->title));
 582   if (node->label != N_LABEL)
 583     fprintf (fout, "\t\tlabel:\t%s\n", quote (node->label));
 584
 585   if ((node->locx != N_LOCX) && (node->locy != N_LOCY))
 586     fprintf (fout, "\t\tloc { x: %d  y: %d }\t\n", node->locx, node->locy);
 587
 588   if (node->vertical_order != N_VERTICAL_ORDER)
 589     fprintf (fout, "\t\tvertical_order:\t%d\n", node->vertical_order);
 590   if (node->horizontal_order != N_HORIZONTAL_ORDER)
 591     fprintf (fout, "\t\thorizontal_order:\t%d\n", node->horizontal_order);
 592
 593   if (node->width != N_WIDTH)
 594     fprintf (fout, "\t\twidth:\t%d\n", node->width);
 595   if (node->height != N_HEIGHT)
 596     fprintf (fout, "\t\theight:\t%d\n", node->height);
 597
 598   if (node->shrink != N_SHRINK)
 599     fprintf (fout, "\t\tshrink:\t%d\n", node->shrink);
 600   if (node->stretch != N_STRETCH)
 601     fprintf (fout, "\t\tstretch:\t%d\n", node->stretch);
 602
 603   if (node->folding != N_FOLDING)
 604     fprintf (fout, "\t\tfolding:\t%d\n", node->folding);
 605
 606   if (node->textmode != N_TEXTMODE)
 607     fprintf (fout, "\t\ttextmode:\t%s\n",
 608              get_textmode_str (node->textmode));
 609
 610   if (node->shape != N_SHAPE)
 611     fprintf (fout, "\t\tshape:\t%s\n", get_shape_str (node->shape));
 612
 613   if (node->borderwidth != N_BORDERWIDTH)
 614     fprintf (fout, "\t\tborderwidth:\t%d\n", node->borderwidth);
 615
 616   if (node->color != N_COLOR)
 617     fprintf (fout, "\t\tcolor:\t%s\n", get_color_str (node->color));
 618   if (node->textcolor != N_TEXTCOLOR)
 619     fprintf (fout, "\t\ttextcolor:\t%s\n",
 620              get_color_str (node->textcolor));
 621   if (node->bordercolor != N_BORDERCOLOR)
 622     fprintf (fout, "\t\tbordercolor:\t%s\n",
 623              get_color_str (node->bordercolor));
 624
 625   {
 626     int i;
 627     for (i = 0; i < 3; ++i)
 628       if (node->infos[i])
 629         fprintf (fout, "\t\tinfo%d:\t%s\n",
 630                  i, quote (node->infos[i]));
 631   }
 632 }
 633
 634 void
 635 output_edge (edge_t *edge, FILE *fout)
 636 {
 637   /* FIXME: SOURCENAME and TARGETNAME are mandatory
 638      so it has to be fatal not to give these informations.  */
 639   if (edge->sourcename != E_SOURCENAME)
 640     fprintf (fout, "\t\tsourcename:\t%s\n", quote (edge->sourcename));
 641   if (edge->targetname != E_TARGETNAME)
 642     fprintf (fout, "\t\ttargetname:\t%s\n", quote (edge->targetname));
 643
 644   if (edge->label != E_LABEL)
 645     fprintf (fout, "\t\tlabel:\t%s\n", quote (edge->label));
 646
 647   if (edge->linestyle != E_LINESTYLE)
 648     fprintf (fout, "\t\tlinestyle:\t%s\n",
 649              quote (get_linestyle_str(edge->linestyle)));
 650
 651   if (edge->thickness != E_THICKNESS)
 652     fprintf (fout, "\t\tthickness:\t%d\n", edge->thickness);
 653   if (edge->class != E_CLASS)
 654     fprintf (fout, "\t\tclass:\t%d\n", edge->class);
 655
 656   if (edge->color != E_COLOR)
 657     fprintf (fout, "\t\tcolor:\t%s\n", get_color_str (edge->color));
 658   if (edge->color != E_TEXTCOLOR)
 659     fprintf (fout, "\t\ttextcolor:\t%s\n",
 660              get_color_str (edge->textcolor));
 661   if (edge->arrowcolor != E_ARROWCOLOR)
 662     fprintf (fout, "\t\tarrowcolor:\t%s\n",
 663              get_color_str (edge->arrowcolor));
 664   if (edge->backarrowcolor != E_BACKARROWCOLOR)
 665     fprintf (fout, "\t\tbackarrowcolor:\t%s\n",
 666              get_color_str (edge->backarrowcolor));
 667
 668   if (edge->arrowsize != E_ARROWSIZE)
 669     fprintf (fout, "\t\tarrowsize:\t%d\n", edge->arrowsize);
 670   if (edge->backarrowsize != E_BACKARROWSIZE)
 671     fprintf (fout, "\t\tbackarrowsize:\t%d\n", edge->backarrowsize);
 672
 673   if (edge->arrowstyle != E_ARROWSTYLE)
 674     fprintf (fout, "\t\tarrowstyle:\t%s\n",
 675              get_arrowstyle_str(edge->arrowstyle));
 676   if (edge->backarrowstyle != E_BACKARROWSTYLE)
 677     fprintf (fout, "\t\tbackarrowstyle:\t%s\n",
 678              get_arrowstyle_str(edge->backarrowstyle));
 679
 680   if (edge->priority != E_PRIORITY)
 681     fprintf (fout, "\t\tpriority:\t%d\n", edge->priority);
 682   if (edge->anchor != E_ANCHOR)
 683     fprintf (fout, "\t\tanchor:\t%d\n", edge->anchor);
 684   if (edge->horizontal_order != E_HORIZONTAL_ORDER)
 685     fprintf (fout, "\t\thorizontal_order:\t%d\n", edge->horizontal_order);
 686 }
 687
 688 void
 689 output_graph (graph_t *graph, FILE *fout)
 690 {
 691   if (graph->title)
 692     fprintf (fout, "\ttitle:\t%s\n", quote (graph->title));
 693   if (graph->label)
 694     fprintf (fout, "\tlabel:\t%s\n", quote (graph->label));
 695
 696   {
 697     int i;
 698     for (i = 0; i < 3; ++i)
 699       if (graph->infos[i])
 700         fprintf (fout, "\tinfo%d:\t%s\n", i, quote (graph->infos[i]));
 701   }
 702
 703   if (graph->color != G_COLOR)
 704     fprintf (fout, "\tcolor:\t%s\n", get_color_str (graph->color));
 705   if (graph->textcolor != G_TEXTCOLOR)
 706     fprintf (fout, "\ttextcolor:\t%s\n", get_color_str (graph->textcolor));
 707   if (graph->bordercolor != G_BORDERCOLOR)
 708     fprintf (fout, "\tbordercolor:\t%s\n",
 709              get_color_str (graph->bordercolor));
 710
 711   if (graph->width != G_WIDTH)
 712     fprintf (fout, "\twidth:\t%d\n", graph->width);
 713   if (graph->height != G_HEIGHT)
 714     fprintf (fout, "\theight:\t%d\n", graph->height);
 715   if (graph->borderwidth != G_BORDERWIDTH)
 716     fprintf (fout, "\tborderwidth:\t%d\n", graph->borderwidth);
 717
 718   if (graph->x != G_X)
 719     fprintf (fout, "\tx:\t%d\n", graph->x);
 720   if (graph->y != G_Y)
 721     fprintf (fout, "\ty:\t%d\n", graph->y);
 722
 723   if (graph->folding != G_FOLDING)
 724     fprintf (fout, "\tfolding:\t%d\n", graph->folding);
 725
 726   if (graph->shrink != G_SHRINK)
 727     fprintf (fout, "\tshrink:\t%d\n", graph->shrink);
 728   if (graph->stretch != G_STRETCH)
 729     fprintf (fout, "\tstretch:\t%d\n", graph->stretch);
 730
 731   if (graph->textmode != G_TEXTMODE)
 732     fprintf (fout, "\ttextmode:\t%s\n",
 733              get_textmode_str (graph->textmode));
 734
 735   if (graph->shape != G_SHAPE)
 736     fprintf (fout, "\tshape:\t%s\n", get_shape_str (graph->shape));
 737
 738   if (graph->vertical_order != G_VERTICAL_ORDER)
 739     fprintf (fout, "\tvertical_order:\t%d\n", graph->vertical_order);
 740   if (graph->horizontal_order != G_HORIZONTAL_ORDER)
 741     fprintf (fout, "\thorizontal_order:\t%d\n", graph->horizontal_order);
 742
 743   if (graph->xmax != G_XMAX)
 744     fprintf (fout, "\txmax:\t%d\n", graph->xmax);
 745   if (graph->ymax != G_YMAX)
 746     fprintf (fout, "\tymax:\t%d\n", graph->ymax);
 747
 748   if (graph->xbase != G_XBASE)
 749     fprintf (fout, "\txbase:\t%d\n", graph->xbase);
 750   if (graph->ybase != G_YBASE)
 751     fprintf (fout, "\tybase:\t%d\n", graph->ybase);
 752
 753   if (graph->xspace != G_XSPACE)
 754     fprintf (fout, "\txspace:\t%d\n", graph->xspace);
 755   if (graph->yspace != G_YSPACE)
 756     fprintf (fout, "\tyspace:\t%d\n", graph->yspace);
 757   if (graph->xlspace != G_XLSPACE)
 758     fprintf (fout, "\txlspace:\t%d\n", graph->xlspace);
 759
 760   if (graph->xraster != G_XRASTER)
 761     fprintf (fout, "\txraster:\t%d\n", graph->xraster);
 762   if (graph->yraster != G_YRASTER)
 763     fprintf (fout, "\tyraster:\t%d\n", graph->yraster);
 764   if (graph->xlraster != G_XLRASTER)
 765     fprintf (fout, "\txlraster:\t%d\n", graph->xlraster);
 766
 767   if (graph->hidden != G_HIDDEN)
 768     fprintf (fout, "\thidden:\t%d\n", graph->hidden);
 769
 770   /* FIXME: Unallocate struct list if required.
 771      Maybe with a little function.  */
 772   if (graph->classname != G_CLASSNAME)
 773     {
 774       struct classname_s *ite;
 775
 776       for (ite = graph->classname; ite; ite = ite->next)
 777         fprintf (fout, "\tclassname %d :\t%s\n", ite->no, ite->name);
 778     }
 779
 780   if (graph->infoname != G_INFONAME)
 781     {
 782       struct infoname_s *ite;
 783
 784       for (ite = graph->infoname; ite; ite = ite->next)
 785         fprintf (fout, "\tinfoname %d :\t%s\n", ite->integer, ite->string);
 786     }
 787
 788   if (graph->colorentry != G_COLORENTRY)
 789     {
 790       struct colorentry_s *ite;
 791
 792       for (ite = graph->colorentry; ite; ite = ite->next)
 793         {
 794           fprintf (fout, "\tcolorentry %d :\t%d %d %d\n",
 795                    ite->color_index,
 796                    ite->red_cp,
 797                    ite->green_cp,
 798                    ite->blue_cp);
 799         }
 800     }
 801
 802   if (graph->layoutalgorithm != G_LAYOUTALGORITHM)
 803     fprintf (fout, "\tlayoutalgorithm:\t%s\n",
 804              get_layoutalgorithm_str(graph->layoutalgorithm));
 805
 806   if (graph->layout_downfactor != G_LAYOUT_DOWNFACTOR)
 807     fprintf (fout, "\tlayout_downfactor:\t%d\n", graph->layout_downfactor);
 808   if (graph->layout_upfactor != G_LAYOUT_UPFACTOR)
 809     fprintf (fout, "\tlayout_upfactor:\t%d\n", graph->layout_upfactor);
 810   if (graph->layout_nearfactor != G_LAYOUT_NEARFACTOR)
 811     fprintf (fout, "\tlayout_nearfactor:\t%d\n", graph->layout_nearfactor);
 812   if (graph->layout_splinefactor != G_LAYOUT_SPLINEFACTOR)
 813     fprintf (fout, "\tlayout_splinefactor:\t%d\n",
 814              graph->layout_splinefactor);
 815
 816   if (graph->late_edge_labels != G_LATE_EDGE_LABELS)
 817     fprintf (fout, "\tlate_edge_labels:\t%s\n",
 818              get_decision_str(graph->late_edge_labels));
 819   if (graph->display_edge_labels != G_DISPLAY_EDGE_LABELS)
 820     fprintf (fout, "\tdisplay_edge_labels:\t%s\n",
 821              get_decision_str(graph->display_edge_labels));
 822   if (graph->dirty_edge_labels != G_DIRTY_EDGE_LABELS)
 823     fprintf (fout, "\tdirty_edge_labels:\t%s\n",
 824              get_decision_str(graph->dirty_edge_labels));
 825   if (graph->finetuning != G_FINETUNING)
 826     fprintf (fout, "\tfinetuning:\t%s\n",
 827              get_decision_str(graph->finetuning));
 828   if (graph->ignore_singles != G_IGNORE_SINGLES)
 829     fprintf (fout, "\tignore_singles:\t%s\n",
 830              get_decision_str(graph->ignore_singles));
 831   if (graph->straight_phase != G_STRAIGHT_PHASE)
 832     fprintf (fout, "\tstraight_phase:\t%s\n",
 833              get_decision_str(graph->straight_phase));
 834   if (graph->priority_phase != G_PRIORITY_PHASE)
 835     fprintf (fout, "\tpriority_phase:\t%s\n",
 836              get_decision_str(graph->priority_phase));
 837   if (graph->manhattan_edges != G_MANHATTAN_EDGES)
 838     fprintf (fout,
 839              "\tmanhattan_edges:\t%s\n",
 840              get_decision_str(graph->manhattan_edges));
 841   if (graph->smanhattan_edges != G_SMANHATTAN_EDGES)
 842     fprintf (fout,
 843              "\tsmanhattan_edges:\t%s\n",
 844              get_decision_str(graph->smanhattan_edges));
 845   if (graph->near_edges != G_NEAR_EDGES)
 846     fprintf (fout, "\tnear_edges:\t%s\n",
 847              get_decision_str(graph->near_edges));
 848
 849   if (graph->orientation != G_ORIENTATION)
 850     fprintf (fout, "\torientation:\t%s\n",
 851              get_orientation_str(graph->orientation));
 852
 853   if (graph->node_alignement != G_NODE_ALIGNEMENT)
 854     fprintf (fout, "\tnode_alignement:\t%s\n",
 855              get_node_alignement_str(graph->node_alignement));
 856
 857   if (graph->port_sharing != G_PORT_SHARING)
 858     fprintf (fout, "\tport_sharing:\t%s\n",
 859              get_decision_str(graph->port_sharing));
 860
 861   if (graph->arrow_mode != G_ARROW_MODE)
 862     fprintf (fout, "\tarrow_mode:\t%s\n",
 863              get_arrow_mode_str(graph->arrow_mode));
 864
 865   if (graph->treefactor != G_TREEFACTOR)
 866     fprintf (fout, "\ttreefactor:\t%f\n", graph->treefactor);
 867   if (graph->spreadlevel != G_SPREADLEVEL)
 868     fprintf (fout, "\tspreadlevel:\t%d\n", graph->spreadlevel);
 869
 870   if (graph->crossing_weight != G_CROSSING_WEIGHT)
 871     fprintf (fout, "\tcrossing_weight:\t%s\n",
 872              get_crossing_type_str(graph->crossing_weight));
 873   if (graph->crossing_phase2 != G_CROSSING_PHASE2)
 874     fprintf (fout, "\tcrossing_phase2:\t%s\n",
 875              get_decision_str(graph->crossing_phase2));
 876   if (graph->crossing_optimization != G_CROSSING_OPTIMIZATION)
 877     fprintf (fout, "\tcrossing_optimization:\t%s\n",
 878              get_decision_str(graph->crossing_optimization));
 879
 880   if (graph->view != G_VIEW)
 881     fprintf (fout, "\tview:\t%s\n", get_view_str(graph->view));
 882
 883   if (graph->edges != G_EDGES)
 884     fprintf (fout, "\tedges:\t%s\n", get_decision_str(graph->edges));
 885
 886   if (graph->nodes != G_NODES)
 887     fprintf (fout,"\tnodes:\t%s\n", get_decision_str(graph->nodes));
 888
 889   if (graph->splines != G_SPLINES)
 890     fprintf (fout, "\tsplines:\t%s\n", get_decision_str(graph->splines));
 891
 892   if (graph->bmax != G_BMAX)
 893     fprintf (fout, "\tbmax:\t%d\n", graph->bmax);
 894   if (graph->cmin != G_CMIN)
 895     fprintf (fout, "\tcmin:\t%d\n", graph->cmin);
 896   if (graph->cmax != G_CMAX)
 897     fprintf (fout, "\tcmax:\t%d\n", graph->cmax);
 898   if (graph->pmin != G_PMIN)
 899     fprintf (fout, "\tpmin:\t%d\n", graph->pmin);
 900   if (graph->pmax != G_PMAX)
 901     fprintf (fout, "\tpmax:\t%d\n", graph->pmax);
 902   if (graph->rmin != G_RMIN)
 903     fprintf (fout, "\trmin:\t%d\n", graph->rmin);
 904   if (graph->rmax != G_RMAX)
 905     fprintf (fout, "\trmax:\t%d\n", graph->rmax);
 906   if (graph->smax != G_SMAX)
 907     fprintf (fout, "\tsmax:\t%d\n", graph->smax);
 908 }