source: trunk/Jgraph/edit.c@ 580

Last change on this file since 580 was 420, checked in by Nicholas Riley, 17 years ago

Jgraph: my changes - ANSIfication, few minor bug fixes; works on OS X 10.5 now

File size: 33.5 KB
Line 
1/*
2 * $Source: /tmp_mnt/n/fs/grad1/jsp/src/jgraph/RCS/edit.c,v $
3 * $Revision: 8.3 $
4 * $Date: 92/11/30 11:42:12 $
5 * $Author: jsp $
6 */
7
8
9#include <stdio.h>
10#include <string.h>
11
12#include "jgraph.h"
13
14#define MAX(a,b) ((a > b) ? a : b)
15#define MIN(a,b) ((a < b) ? a : b)
16
17void edit_label(Label l)
18{
19 char *txt, inp_str[80];
20 float f;
21 int i;
22
23 while ( getstring(inp_str) ) {
24 if (strcmp(inp_str, ":") == 0) {
25 if ((txt = getlabel()) == CNULL) return;
26 l->label = txt;
27 } else if (strcmp(inp_str, "x") == 0) {
28 if (!getfloat(&f)) rejecttoken(); else l->x = f;
29 } else if (strcmp(inp_str, "y") == 0) {
30 if (!getfloat(&f)) rejecttoken(); else l->y = f;
31 } else if (strcmp(inp_str, "fontsize") == 0) {
32 if (!getfloat(&f)) rejecttoken(); else l->fontsize = f;
33 } else if (strcmp(inp_str, "linesep") == 0) {
34 if (!getfloat(&f)) rejecttoken(); else l->linesep = f;
35 } else if (strcmp(inp_str, "hjl") == 0) {
36 l->hj = 'l';
37 } else if (strcmp(inp_str, "hjc") == 0) {
38 l->hj = 'c';
39 } else if (strcmp(inp_str, "hjr") == 0) {
40 l->hj = 'r';
41 } else if (strcmp(inp_str, "vjc") == 0) {
42 l->vj = 'c';
43 } else if (strcmp(inp_str, "vjt") == 0) {
44 l->vj = 't';
45 } else if (strcmp(inp_str, "vjb") == 0) {
46 l->vj = 'b';
47 } else if (strcmp(inp_str, "font") == 0) {
48 if (!getstring(inp_str)) return;
49 txt = (char *) malloc (sizeof(char)*strlen(inp_str)+2);
50 strcpy(txt, inp_str);
51 l->font = txt;
52 } else if (strcmp(inp_str, "rotate") == 0) {
53 if (!getfloat(&f)) rejecttoken(); else l->rotate = f;
54 } else if (strcmp(inp_str, "lgray") == 0) {
55 if (!getfloat(&f)) rejecttoken(); else {
56 l->graytype = 'g';
57 l->gray[0] = f;
58 }
59 } else if (strcmp(inp_str, "lcolor") == 0) {
60 l->graytype = 'c';
61 for( i = 0 ; i < 3 ; i++ ) {
62 if(!getfloat(&f)) {
63 rejecttoken();
64 l->graytype = 'n';
65 break ;
66 } else l->gray[i] = f ;
67 }
68 } else {
69 rejecttoken();
70 return;
71 }
72 }
73}
74
75void copy_curve(Curve c1, Curve c2) /* Copies curve c2 to c1 */
76{
77 Flist f, newf;
78 Point p, newp;
79
80 copy_label(c1->l, c2->l);
81 copy_label(c1->lmark, c2->lmark);
82 c1->l->label = CNULL;
83 c1->clip = c2->clip;
84 for (f = first(c2->gen_linetype);
85 f != nil(c2->gen_linetype);
86 f = next(f)) {
87 newf = (Flist) get_node(c1->gen_linetype);
88 newf->f = f->f;
89 insert(newf, c1->gen_linetype);
90 }
91 c1->pattern = c2->pattern;
92 c1->apattern = c2->apattern;
93 c1->ppattern = c2->ppattern;
94 c1->parg = c2->parg;
95 c1->aparg = c2->aparg;
96 c1->pparg = c2->pparg;
97 c1->marktype = c2->marktype;
98 c1->linetype = c2->linetype;
99 c1->linethick = c2->linethick;
100 c1->marksize[0] = c2->marksize[0];
101 c1->marksize[1] = c2->marksize[1];
102 c1->mrotate = c2->mrotate;
103 for (p = first(c2->general_marks);
104 p != nil(c2->general_marks);
105 p = next(p)) {
106 newp = (Point) get_node(c1->general_marks);
107 newp->x = p->x;
108 newp->y = p->y;
109 insert(newp, c1->general_marks);
110 }
111 c1->graytype = c2->graytype;
112 c1->gray[0] = c2->gray[0];
113 c1->gray[1] = c2->gray[1];
114 c1->gray[2] = c2->gray[2];
115 c1->filltype = c2->filltype;
116 c1->fill[0] = c2->fill[0];
117 c1->fill[1] = c2->fill[1];
118 c1->fill[2] = c2->fill[2];
119 c1->poly = c2->poly;
120 c1->pfilltype = c2->pfilltype;
121 c1->pfill[0] = c2->pfill[0];
122 c1->pfill[1] = c2->pfill[1];
123 c1->pfill[2] = c2->pfill[2];
124 c1->afilltype = c2->afilltype;
125 c1->afill[0] = c2->afill[0];
126 c1->afill[1] = c2->afill[1];
127 c1->afill[2] = c2->afill[2];
128 c1->postscript = c2->postscript;
129 c1->postfile = c2->postfile;
130 c1->eps = c2->eps;
131 c1->rarrow = c2->rarrow;
132 c1->larrow = c2->larrow;
133 c1->rarrows = c2->rarrows;
134 c1->larrows = c2->larrows;
135 c1->asize[0] = c2->asize[0];
136 c1->asize[1] = c2->asize[1];
137 c1->bezier = c2->bezier;
138}
139
140void copy_label(Label l1, Label l2) /* Copies label l2 to l1 */
141{
142 l1->label = l2->label;
143 l1->x = l2->x;
144 l1->y = l2->y;
145 l1->rotate = l2->rotate;
146 l1->font = l2->font;
147 l1->fontsize = l2->fontsize;
148 l1->hj = l2->hj;
149 l1->vj = l2->vj;
150 l1->graytype = l2->graytype;
151 l1->gray[0] = l2->gray[0];
152 l1->gray[1] = l2->gray[1];
153 l1->gray[2] = l2->gray[2];
154 l1->linesep = l2->linesep;
155}
156
157void copy_axis(Axis a1, Axis a2) /* Copies axis a2 to a1 */
158{
159 copy_label(a1->label, a2->label);
160 copy_label(a1->hl, a2->hl);
161 a1->max = a2->max;
162 a1->min = a2->min;
163 a1->pmax = a2->pmax;
164 a1->pmin = a2->pmin;
165 a1->size = a2->size;
166 a1->hash_interval = a2->hash_interval;
167 a1->hash_start = a2->hash_start;
168 a1->log_base = a2->log_base;
169 a1->draw_hash_marks_at = a2->draw_hash_marks_at;
170 a1->draw_hash_labels_at = a2->draw_hash_labels_at;
171 a1->draw_at = a2->draw_at;
172 a1->draw_hash_labels = a2->draw_hash_labels;
173 a1->draw_axis_line = a2->draw_axis_line;
174 a1->draw_hash_marks = a2->draw_hash_marks;
175 a1->draw_axis_label = a2->draw_axis_label;
176 a1->auto_hash_labels = a2->auto_hash_labels;
177 a1->auto_hash_marks = a2->auto_hash_marks;
178 a1->minor_hashes = a2->minor_hashes;
179 a1->hash_scale = a2->hash_scale;
180 a1->hash_format = a2->hash_format;
181 a1->graytype = a2->graytype;
182 a1->gray[0] = a2->gray[0];
183 a1->gray[1] = a2->gray[1];
184 a1->gray[2] = a2->gray[2];
185 a1->mgr_graytype = a2->mgr_graytype;
186 a1->mgr_gray[0] = a2->mgr_gray[0];
187 a1->mgr_gray[1] = a2->mgr_gray[1];
188 a1->mgr_gray[2] = a2->mgr_gray[2];
189 a1->gr_graytype = a2->gr_graytype;
190 a1->gr_gray[0] = a2->gr_gray[0];
191 a1->gr_gray[1] = a2->gr_gray[1];
192 a1->gr_gray[2] = a2->gr_gray[2];
193 a1->grid_lines = a2->grid_lines;
194 a1->mgrid_lines = a2->mgrid_lines;
195 a1->precision = a2->precision;
196 a1->start_given = a2->start_given;
197 a1->is_lg = a2->is_lg;
198 a1->is_x = a2->is_x;
199}
200
201Curve do_copy_curve(Graph g, Graphs gs, Graphs all_gs)
202{
203 Curve lastc, newc;
204 Graph oldg;
205 Graphs oldgs;
206 int num;
207
208 if (!getint(&num)) {
209 rejecttoken();
210 oldg = g;
211 oldgs = gs;
212 while(gs != nil(all_gs)) {
213 if (gs != oldgs) g = last(gs->g);
214 while(g != nil(gs->g)) {
215 if (first(g->curves) == nil(g->curves)) g = prev(g);
216 else {
217 lastc = last(g->curves);
218 if (first(oldg->curves) == nil(oldg->curves))
219 newc = new_curve(oldg->curves, 0);
220 else newc = new_curve(oldg->curves, last(oldg->curves)->num + 1);
221 copy_curve(newc, lastc);
222 return newc;
223 }
224 }
225 gs = prev(gs);
226 }
227 error_header();
228 fprintf(stderr, "Cannot perform copycurve on first curve\n");
229 exit(1);
230 } else {
231 if (first(g->curves) == nil(g->curves))
232 newc = new_curve(g->curves, 0);
233 else newc = new_curve(g->curves, last(g->curves)->num + 1);
234 lastc = g->curves;
235 while(1) {
236 lastc = prev(lastc);
237 if (lastc == nil(g->curves) || lastc->num < num) {
238 error_header();
239 fprintf(stderr, "copycurve: curve #%d not found\n", num);
240 exit(1);
241 }
242 if (lastc->num == num) {
243 copy_curve(newc, lastc);
244 return newc;
245 }
246 }
247 }
248 return newc; /* To shut lint up */
249}
250
251Label do_copy_string(Graph g, Graphs gs, Graphs all_gs)
252{
253 String lastl, newl;
254 Graph oldg;
255 Graphs oldgs;
256 int num;
257
258 if (!getint(&num)) {
259 rejecttoken();
260 oldgs = gs;
261 oldg = g;
262 while(gs != nil(all_gs)) {
263 if (gs != oldgs) g = last(gs->g);
264 while(g != nil(gs->g)) {
265 if (first(g->strings) == nil(g->strings)) g = prev(g);
266 else {
267 lastl = last(g->strings);
268 if (first(oldg->strings) == nil(oldg->strings))
269 newl = new_string(oldg->strings, 0);
270 else newl = new_string(oldg->strings, last(oldg->strings)->num + 1);
271 copy_label(newl->s, lastl->s);
272 return newl->s;
273 }
274 }
275 gs = prev(gs);
276 }
277 error_header();
278 fprintf(stderr, "Cannot perform copystring on first string\n");
279 exit(1);
280 return newl->s; /* To shut lint up */
281 } else {
282 if (first(g->strings) == nil(g->strings))
283 newl = new_string(g->strings, 0);
284 else newl = new_string(g->strings, last(g->strings)->num + 1);
285 lastl = g->strings;
286 while(1) {
287 lastl = prev(lastl);
288 if (lastl == nil(g->strings) || lastl->num < num) {
289 error_header();
290 fprintf(stderr, "copystring: string #%d not found\n", num);
291 exit(1);
292 }
293 if (lastl->num == num) {
294 copy_label(newl->s, lastl->s);
295 return newl->s;
296 }
297 }
298 }
299}
300
301Graph last_graph(Graph g, Graphs gs, Graphs all_gs)
302{
303 Graph lastg;
304
305
306 lastg = prev(g);
307 while(lastg == nil(gs->g)) {
308 if (prev(gs) == nil(all_gs)) {
309 error_header();
310 fprintf(stderr, "First graph cannot inherit axes\n");
311 exit(1);
312 } else {
313 gs = prev(gs);
314 lastg = last(gs->g);
315 }
316 }
317 return lastg;
318}
319
320void copy_legend(Legend l1, Legend l2)
321{
322 l1->linelength = l2->linelength;
323 l1->linebreak = l2->linebreak;
324 l1->midspace = l2->midspace;
325 l1->type = l2->type;
326 copy_label(l1->l, l2->l);
327}
328
329void inherit_axes(Graph g, Graph lastg)
330{
331 char *s;
332 copy_axis(g->x_axis, lastg->x_axis);
333 copy_axis(g->y_axis, lastg->y_axis);
334 g->x_translate = lastg->x_translate;
335 g->y_translate = lastg->y_translate;
336 g->clip = lastg->clip;
337 g->border = lastg->border;
338 copy_legend(g->legend, lastg->legend);
339 s = g->title->label;
340 copy_label(g->title, lastg->title);
341 g->title->label = s;
342}
343
344void getpattern(char *inp_str, char *key, char *p, float *a)
345{
346 int i;
347 float f;
348
349 if (!getstring(inp_str)) return;
350 for (i = 0; i < NPATTERNS; i++) {
351 if (strcmp(inp_str, PATTERNS[i]) == 0) {
352 *p = PTYPES[i];
353 if (getfloat(&f)) {
354 *a = f;
355 } else {
356 rejecttoken();
357 }
358 i = NPATTERNS + 1;
359 }
360 }
361 if (i == NPATTERNS) {
362 error_header(); fprintf(stderr, "Bad %s: %s\n", key, inp_str);
363 error_header(); fprintf(stderr, " Valid %ss are:", key);
364 for (i = 0; i < NPATTERNS; i++) fprintf(stderr, " %s", PATTERNS[i]);
365 fprintf(stderr, "\n");
366 exit(1);
367 }
368 return;
369}
370
371void edit_curve(Curve c, Graph g)
372{
373 char inp_str[256], *txt;
374 float x, y, f, e1, e2;
375 float xh, yh, xl, yl;
376 Point p, p1, p2;
377 Flist fl;
378 FILE *fi;
379 int i;
380 char e;
381
382 while ( getstring(inp_str) ) {
383 if (strcmp(inp_str, "y_epts") == 0 ||
384 strcmp(inp_str, "pts") == 0 ||
385 strcmp(inp_str, "x_epts") == 0) {
386 e = inp_str[0];
387 while (getfloat(&x)) {
388 if (e == 'p') {
389 if (!getfloat(&y)) {
390 error_header();
391 fprintf(stderr, "Reading Points, no y value for x=%f\n", x);
392 exit(1);
393 }
394 } else {
395 if (!getfloat(&y) || !getfloat(&e1) || !getfloat(&e2)) {
396 error_header();
397 fprintf(stderr,
398 "Reading %s, need 4 values per data point\n", inp_str);
399 exit(1);
400 }
401 }
402 p = (Point) get_node(c->pts);
403 p->x = x;
404 p->y = y;
405 p->e = e;
406 insert(p, c->pts);
407 c->npts++;
408 if (e == 'x') {
409 p1 = (Point) get_node(c->xepts);
410 p1->x = e1;
411 p1->y = y;
412 p2 = (Point) get_node(c->xepts);
413 p2->x = e2;
414 p2->y = y;
415 insert(p1, c->xepts);
416 insert(p2, c->xepts);
417 xh = MAX(e1, e2); xh = MAX(xh, x);
418 xl = MIN(e1, e2); xl = MIN(xl, x);
419 yh = y; yl = y;
420 } else if (e == 'y') {
421 p1 = (Point) get_node(c->yepts);
422 p1->y = e1;
423 p1->x = x;
424 p2 = (Point) get_node(c->yepts);
425 p2->y = e2;
426 p2->x = x;
427 insert(p1, c->yepts);
428 insert(p2, c->yepts);
429 yh = MAX(e1, e2); yh = MAX(yh, y);
430 yl = MIN(e1, e2); yl = MIN(yl, y);
431 xh = x; xl = x;
432 } else {
433 xh = x; xl = x; yh = y; yl = y;
434 }
435 if (g->x_axis->pmax == FSIG) {
436 g->x_axis->pmax = xh;
437 g->x_axis->pmin = xl;
438 g->y_axis->pmax = yh;
439 g->y_axis->pmin = yl;
440 } else {
441 g->x_axis->pmax = MAX(g->x_axis->pmax, xh);
442 g->x_axis->pmin = MIN(g->x_axis->pmin, xl);
443 g->y_axis->pmax = MAX(g->y_axis->pmax, yh);
444 g->y_axis->pmin = MIN(g->y_axis->pmin, yl);
445 }
446 }
447 rejecttoken();
448
449 } else if (strcmp(inp_str, "label") == 0) {
450 edit_label(c->l);
451 } else if (strcmp(inp_str, "marksize") == 0) {
452 if (!getfloat(&f)) rejecttoken();
453 else {
454 c->marksize[0] = f;
455 if (!getfloat(&f)) rejecttoken();
456 else c->marksize[1] = f;
457 }
458 } else if (strcmp(inp_str, "gmarks") == 0) {
459 while (getfloat(&x)) {
460 if (!getfloat(&y)) {
461 error_header();
462 fprintf(stderr, "Reading GMarks, no y value for x=%f\n", x);
463 exit(1);
464 }
465 p = (Point) get_node(c->general_marks);
466 p->x = x;
467 p->y = y;
468 insert(p, c->general_marks);
469 }
470 rejecttoken();
471 } else if (strcmp(inp_str, "pfill") == 0) {
472 if (!getfloat(&f)) rejecttoken(); else {
473 /* grey fill */
474 c->pfilltype = 'g';
475 c->pfill[0] = f;
476 }
477 } else if (strcmp(inp_str, "pcfill") == 0) {
478 /* color fill */
479 c->pfilltype = 'c';
480 for( i = 0 ; i < 3 ; i++ ) {
481 if(!getfloat(&f)) {
482 rejecttoken();
483 c->pfilltype = 'n';
484 break ;
485 } else c->pfill[i] = f ;
486 }
487 } else if (strcmp(inp_str, "fill") == 0) {
488 if (!getfloat(&f)) rejecttoken(); else {
489 /* grey fill */
490 c->filltype = 'g';
491 c->fill[0] = f;
492 }
493 } else if (strcmp(inp_str, "cfill") == 0) {
494 /* color fill */
495 c->filltype = 'c';
496 for( i = 0 ; i < 3 ; i++ ) {
497 if(!getfloat(&f)) {
498 rejecttoken();
499 c->filltype = 'n';
500 break ;
501 } else c->fill[i] = f ;
502 }
503 } else if (strcmp(inp_str, "afill") == 0) {
504 if (!getfloat(&f)) rejecttoken(); else {
505 c->afilltype = 'g';
506 c->afill[0] = f;
507 }
508 } else if (strcmp(inp_str, "acfill") == 0) {
509 c->afilltype = 'c';
510 for( i = 0 ; i < 3 ; i++ ) {
511 if(!getfloat(&f)) {
512 rejecttoken();
513 c->afilltype = 'n';
514 break ;
515 } else c->afill[i] = f ;
516 }
517 } else if (strcmp(inp_str, "marktype") == 0) {
518 if (!getstring(inp_str)) return;
519 for (i = 0; i < NMARKTYPES && strcmp(inp_str, MARKTYPESTRS[i]) != 0; i++) ;
520 if (i == NMARKTYPES) {
521 error_header(); fprintf(stderr, "Bad mark: %s\n", inp_str);
522 fprintf(stderr, " Valid marks are:");
523 for (i = 0; i < NMARKTYPES; i++) {
524 fprintf(stderr, " %s", MARKTYPESTRS[i]);
525 }
526 fprintf(stderr, "\n");
527 exit(1);
528 } else {
529 c->marktype = MARKTYPES[i];
530 if (c->marktype == 'l') edit_label(c->lmark);
531 }
532 } else if (strcmp(inp_str, "glines") == 0) {
533 while (getfloat(&f)) {
534 fl = (Flist) get_node (c->gen_linetype);
535 fl->f = f;
536 insert(fl, c->gen_linetype);
537 }
538 rejecttoken();
539 } else if (strcmp(inp_str, "pattern") == 0) {
540 getpattern(inp_str, "pattern", &(c->pattern), &(c->parg));
541 } else if (strcmp(inp_str, "apattern") == 0) {
542 getpattern(inp_str, "apattern", &(c->apattern), &(c->aparg));
543 } else if (strcmp(inp_str, "ppattern") == 0) {
544 getpattern(inp_str, "ppattern", &(c->ppattern), &(c->pparg));
545
546 } else if (strcmp(inp_str, "linetype") == 0) {
547 if (!getstring(inp_str)) return;
548 if (strcmp(inp_str, "none") == 0) c->linetype = '0';
549 else if (strcmp(inp_str, "solid") == 0) c->linetype = 's';
550 else if (strcmp(inp_str, "dotted") == 0) c->linetype = '.';
551 else if (strcmp(inp_str, "dashed") == 0) c->linetype = '-';
552 else if (strcmp(inp_str, "longdash") == 0) c->linetype = 'l';
553 else if (strcmp(inp_str, "dotdash") == 0) c->linetype = 'd';
554 else if (strcmp(inp_str, "dotdotdash") == 0) c->linetype = 'D';
555 else if (strcmp(inp_str, "dotdotdashdash") == 0) c->linetype = '2';
556 else if (strcmp(inp_str, "general") == 0) c->linetype = 'g';
557 else {
558 error_header(); fprintf(stderr, "Bad line type: %s\n", inp_str);
559 error_header(); fprintf(stderr, " Valid marks are %s\n",
560 "solid, dotted, dashed, longdash, dotdash,");
561 error_header(); fprintf(stderr, " %s.\n",
562 "dotdotdash, dotdotdashdash, none");
563 exit(1);
564 }
565 } else if (strcmp(inp_str, "linethickness") == 0) {
566 if (!getfloat(&f)) rejecttoken(); else c->linethick = f;
567 } else if (strcmp(inp_str, "gray") == 0) {
568 if (!getfloat(&f)) rejecttoken(); else {
569 c->graytype = 'g';
570 c->gray[0] = f;
571 }
572 } else if (strcmp(inp_str, "color") == 0) {
573 c->graytype = 'c';
574 for( i = 0 ; i < 3 ; i++ ) {
575 if(!getfloat(&f)) {
576 rejecttoken();
577 c->graytype = 'n';
578 break ;
579 } else c->gray[i] = f ;
580 }
581 } else if (strcmp(inp_str, "mrotate") == 0) {
582 if (!getfloat(&f)) rejecttoken(); else {
583 c->mrotate = f;
584 }
585 } else if (strcmp(inp_str, "eps") == 0) {
586 if (!getstring(inp_str)) {
587 error_header();
588 fprintf(stderr, "eps token must be followed by an %s\n",
589 "encapsulated postscript file\n");
590 exit(1);
591 }
592 c->marktype = 'E';
593 c->eps = (char *) malloc ((strlen(inp_str)+1)*sizeof(char));
594 strcpy(c->eps, inp_str);
595 fi = fopen(c->eps, "r");
596 if (fi == NULL) {
597 error_header();
598 fprintf(stderr, "couldn't open eps file '%s'\n", c->eps);
599 exit(1);
600 }
601 fclose(fi);
602 } else if (strcmp(inp_str, "postscript") == 0) {
603 if (!getstring(inp_str)) return;
604 c->marktype = 'p';
605 if (strcmp(inp_str, ":") == 0) {
606 c->postfile = 0;
607 if ((txt = getmultiline()) == CNULL) return;
608 c->postscript = txt;
609 } else {
610 c->postfile = 1;
611 c->postscript = (char *) malloc ((strlen(inp_str)+1)*sizeof(char));
612 strcpy(c->postscript, inp_str);
613 fi = fopen(c->postscript, "r");
614 if (fi == NULL) {
615 error_header();
616 fprintf(stderr, "couldn't open postscript file '%s'\n",
617 c->postscript);
618 exit(1);
619 }
620 fclose(fi);
621 }
622 } else if (strcmp(inp_str, "poly") == 0) {
623 c->poly = 1;
624 } else if (strcmp(inp_str, "nopoly") == 0) {
625 c->poly = 0;
626 } else if (strcmp(inp_str, "larrow") == 0) {
627 c->larrow = 1;
628 } else if (strcmp(inp_str, "nolarrow") == 0) {
629 c->larrow = 0;
630 } else if (strcmp(inp_str, "rarrow") == 0) {
631 c->rarrow = 1;
632 } else if (strcmp(inp_str, "norarrow") == 0) {
633 c->rarrow = 0;
634 } else if (strcmp(inp_str, "larrows") == 0) {
635 c->larrows = 1;
636 } else if (strcmp(inp_str, "nolarrows") == 0) {
637 c->larrows = 0;
638 } else if (strcmp(inp_str, "rarrows") == 0) {
639 c->rarrows = 1;
640 } else if (strcmp(inp_str, "norarrows") == 0) {
641 c->rarrows = 0;
642 } else if (strcmp(inp_str, "bezier") == 0) {
643 c->bezier = 1;
644 } else if (strcmp(inp_str, "nobezier") == 0) {
645 c->bezier = 0;
646 } else if (strcmp(inp_str, "asize") == 0) {
647 if (!getfloat(&f)) rejecttoken();
648 else {
649 c->asize[0] = f;
650 if (!getfloat(&f)) rejecttoken();
651 else c->asize[1] = f;
652 }
653 } else if (strcmp(inp_str, "clip") == 0) {
654 c->clip = 1;
655 } else if (strcmp(inp_str, "noclip") == 0) {
656 c->clip = 0;
657 } else {
658 rejecttoken();
659 return;
660 }
661 }
662}
663
664void edit_hash_label(Axis a)
665{
666 float at, f;
667 char *s;
668 char inp_str[256];
669 String st;
670 int done;
671
672 s = CNULL;
673
674 at = (first(a->hash_lines) == nil(a->hash_lines)) ? FSIG
675 : first(a->hash_lines)->loc;
676 while(1) {
677 done = 0;
678 if (getstring(inp_str)) {
679 if (strcmp(inp_str, ":") == 0) {
680 if ((s = getlabel()) == CNULL) return;
681 } else if (strcmp(inp_str, "at") == 0) {
682 if (getfloat(&f)) {
683 at = f;
684 } else {
685 rejecttoken();
686 done = 1;
687 }
688 } else {
689 rejecttoken();
690 done = 1;
691 }
692 } else {
693 done = 1;
694 }
695 if (done) {
696 if (s == CNULL) return;
697 if (at == FSIG) {
698 error_header();
699 fprintf(stderr,
700 "hash_label either needs \"at\" or an associated \"hash_at\"\n");
701 exit(1);
702 }
703 st = (String) get_node(a->hash_labels);
704 st->s = new_label();
705 st->s->label = s;
706 st->s->x = at;
707 st->s->y = at;
708 insert(st, a->hash_labels);
709 return;
710 }
711 }
712}
713
714void edit_axis(Axis a)
715{
716 char inp_str[256];
717 float f;
718 int i;
719 Hash h;
720
721 while ( getstring(inp_str) ) {
722
723 if (strcmp(inp_str, "size") == 0) {
724 if ( getfloat(&f)) a->size = f; else rejecttoken();
725 } else if (strcmp(inp_str, "max") == 0) {
726 if ( getfloat(&f)) a->max = f; else rejecttoken();
727 } else if (strcmp(inp_str, "min") == 0) {
728 if ( getfloat(&f)) a->min = f; else rejecttoken();
729 } else if (strcmp(inp_str, "hash") == 0) {
730 if ( getfloat(&f)) a->hash_interval = f; else rejecttoken();
731 } else if (strcmp(inp_str, "shash") == 0) {
732 if ( getfloat(&f)) {
733 a->hash_start = f;
734 a->start_given = 1;
735 }
736 else rejecttoken();
737 } else if (strcmp(inp_str, "mhash") == 0) {
738 if (getint(&i)) a->minor_hashes = i; else rejecttoken();
739 } else if (strcmp(inp_str, "precision") == 0) {
740 if (getint(&i)) a->precision = i; else rejecttoken();
741 } else if (strcmp(inp_str, "label") == 0) {
742 edit_label(a->label);
743 } else if (strcmp(inp_str, "hash_format") == 0) {
744 if (!getstring(inp_str)) return;
745 if (strcmp(inp_str, "g") == 0) {
746 a->hash_format = 'g';
747 } else if (strcmp(inp_str, "G") == 0) {
748 a->hash_format = 'G';
749 } else if (strcmp(inp_str, "E") == 0) {
750 a->hash_format = 'E';
751 } else if (strcmp(inp_str, "e") == 0) {
752 a->hash_format = 'e';
753 } else if (strcmp(inp_str, "f") == 0) {
754 a->hash_format = 'f';
755 } else {
756 error_header();
757 fprintf(stderr, "Invalid hash_style %s. Must be f, g, G, e or E\n",
758 inp_str);
759 exit(1);
760 }
761 } else if (strcmp(inp_str, "hash_labels") == 0) {
762 edit_label(a->hl);
763 } else if (strcmp(inp_str, "log_base") == 0) {
764 if (getfloat(&f)) {
765 if (f <= 1.0) {
766 error_header();
767 fprintf(stderr, "\"log_base %f\": log_base must be > 1.0\n", f);
768 exit(1);
769 } else a->log_base = f;
770 } else rejecttoken();
771 } else if (strcmp(inp_str, "draw_at") == 0) {
772 if ( getfloat(&f)) a->draw_at = f; else rejecttoken();
773 } else if (strcmp(inp_str, "log") == 0) {
774 a->is_lg = 1;
775 } else if (strcmp(inp_str, "linear") == 0) {
776 a->is_lg = 0;
777 } else if (strcmp(inp_str, "nodraw") == 0) {
778 a->draw_hash_labels = 0;
779 a->draw_axis_line = 0;
780 a->draw_hash_marks = 0;
781 a->draw_axis_label = 0;
782 } else if (strcmp(inp_str, "draw") == 0) {
783 a->draw_hash_labels = 1;
784 a->draw_axis_line = 1;
785 a->draw_hash_marks = 1;
786 a->draw_axis_label = 1;
787 } else if (strcmp(inp_str, "hash_at") == 0 ||
788 strcmp(inp_str, "mhash_at") == 0) {
789 if (getfloat(&f)) {
790 h = (Hash) get_node (a->hash_lines);
791 h->loc = f;
792 h->major = (inp_str[0] == 'h');
793 h->size = h->major ? HASH_SIZE : MHASH_SIZE;
794 insert(h, a->hash_lines);
795 } else rejecttoken();
796 } else if (strcmp(inp_str, "hash_label") == 0) {
797 edit_hash_label(a);
798 } else if (strcmp(inp_str, "hash_scale") == 0) {
799 if ( getfloat(&f)) a->hash_scale = f; else rejecttoken();
800 } else if (strcmp(inp_str, "auto_hash_marks") == 0) {
801 a->auto_hash_marks = 1;
802 } else if (strcmp(inp_str, "no_auto_hash_marks") == 0) {
803 a->auto_hash_marks = 0;
804 } else if (strcmp(inp_str, "auto_hash_labels") == 0) {
805 a->auto_hash_labels = 1;
806 } else if (strcmp(inp_str, "no_auto_hash_labels") == 0) {
807 a->auto_hash_labels = 0;
808 } else if (strcmp(inp_str, "draw_hash_labels_at") == 0) {
809 if (getfloat(&f)) a->draw_hash_labels_at = f; else rejecttoken();
810 } else if (strcmp(inp_str, "draw_hash_marks_at") == 0) {
811 if (getfloat(&f)) a->draw_hash_marks_at = f; else rejecttoken();
812 } else if (strcmp(inp_str, "no_draw_hash_labels") == 0) {
813 a->draw_hash_labels = 0;
814 } else if (strcmp(inp_str, "draw_hash_labels") == 0) {
815 a->draw_hash_labels = 1;
816 } else if (strcmp(inp_str, "no_draw_axis_line") == 0) {
817 a->draw_axis_line = 0;
818 } else if (strcmp(inp_str, "draw_axis_line") == 0) {
819 a->draw_axis_line = 1;
820 } else if (strcmp(inp_str, "no_draw_axis") == 0) {
821 a->draw_axis_line = 0;
822 } else if (strcmp(inp_str, "draw_axis") == 0) {
823 a->draw_axis_line = 1;
824 } else if (strcmp(inp_str, "no_draw_hash_marks") == 0) {
825 a->draw_hash_marks = 0;
826 } else if (strcmp(inp_str, "draw_hash_marks") == 0) {
827 a->draw_hash_marks = 1;
828 } else if (strcmp(inp_str, "no_draw_axis_label") == 0) {
829 a->draw_axis_label = 0;
830 } else if (strcmp(inp_str, "draw_axis_label") == 0) {
831 a->draw_axis_label = 1;
832 } else if (strcmp(inp_str, "no_grid_lines") == 0) {
833 a->grid_lines = 0;
834 } else if (strcmp(inp_str, "grid_lines") == 0) {
835 a->grid_lines = 1;
836 } else if (strcmp(inp_str, "no_mgrid_lines") == 0) {
837 a->mgrid_lines = 0;
838 } else if (strcmp(inp_str, "mgrid_lines") == 0) {
839 a->mgrid_lines = 1;
840 } else if (strcmp(inp_str, "gray") == 0) {
841 if (!getfloat(&f)) rejecttoken(); else {
842 a->graytype = 'g';
843 a->gray[0] = f;
844 }
845 } else if (strcmp(inp_str, "color") == 0) {
846 a->graytype = 'c';
847 for( i = 0 ; i < 3 ; i++ ) {
848 if(!getfloat(&f)) {
849 rejecttoken();
850 a->graytype = 'n';
851 break ;
852 } else a->gray[i] = f ;
853 }
854 } else if (strcmp(inp_str, "grid_gray") == 0) {
855 if (!getfloat(&f)) rejecttoken(); else {
856 a->gr_graytype = 'g';
857 a->gr_gray[0] = f;
858 }
859 } else if (strcmp(inp_str, "grid_color") == 0) {
860 a->gr_graytype = 'c';
861 for( i = 0 ; i < 3 ; i++ ) {
862 if(!getfloat(&f)) {
863 rejecttoken();
864 a->gr_graytype = 'n';
865 break ;
866 } else a->gr_gray[i] = f ;
867 }
868 } else if (strcmp(inp_str, "mgrid_gray") == 0) {
869 if (!getfloat(&f)) rejecttoken(); else {
870 a->mgr_graytype = 'g';
871 a->mgr_gray[0] = f;
872 }
873 } else if (strcmp(inp_str, "mgrid_color") == 0) {
874 a->mgr_graytype = 'c';
875 for( i = 0 ; i < 3 ; i++ ) {
876 if(!getfloat(&f)) {
877 rejecttoken();
878 a->mgr_graytype = 'n';
879 break ;
880 } else a->mgr_gray[i] = f ;
881 }
882 } else {
883 rejecttoken();
884 return;
885 }
886 }
887}
888
889void edit_legend(Legend l)
890{
891 char inp_str[256];
892 float f;
893
894 while ( getstring(inp_str) ) {
895 if (strcmp(inp_str, "x") == 0) {
896 if (!getfloat(&f)) rejecttoken();
897 else {
898 l->l->x = f;
899 l->l->hj = 'l';
900 l->l->vj = 't';
901 l->type = 'u';
902 }
903 } else if (strcmp(inp_str, "y") == 0) {
904 if (!getfloat(&f)) rejecttoken();
905 else {
906 l->l->y = f;
907 l->l->hj = 'l';
908 l->l->vj = 't';
909 l->type = 'u';
910 }
911 } else if (strcmp(inp_str, "right") == 0 ||
912 strcmp(inp_str, "on") == 0) {
913 l->type = 'u';
914 l->l->y = FSIG;
915 l->l->x = FSIG;
916 l->l->hj = 'l';
917 l->l->vj = 'c';
918 } else if (strcmp(inp_str, "left") == 0) {
919 l->type = 'u';
920 l->l->y = FSIG;
921 l->l->x = FSIG;
922 l->l->hj = 'r';
923 l->l->vj = 'c';
924 } else if (strcmp(inp_str, "off") == 0) {
925 l->type = 'n';
926 } else if (strcmp(inp_str, "top") == 0) {
927 l->type = 'u';
928 l->l->y = FSIG;
929 l->l->x = FSIG;
930 l->l->hj = 'l';
931 l->l->vj = 'b';
932 } else if (strcmp(inp_str, "bottom") == 0) {
933 l->type = 'u';
934 l->l->y = FSIG;
935 l->l->x = FSIG;
936 l->l->hj = 'l';
937 l->l->vj = 't';
938 } else if (strcmp(inp_str, "custom") == 0) {
939 l->type = 'c';
940 } else if (strcmp(inp_str, "linelength") == 0) {
941 if (!getfloat(&f)) rejecttoken(); else l->linelength = f;
942 } else if (strcmp(inp_str, "linebreak") == 0) {
943 if (!getfloat(&f)) rejecttoken(); else l->linebreak = f;
944 } else if (strcmp(inp_str, "midspace") == 0) {
945 if (!getfloat(&f)) rejecttoken(); else l->midspace = f;
946 } else if (strcmp(inp_str, "defaults") == 0) {
947 edit_label(l->l);
948 } else {
949 rejecttoken();
950 return;
951 }
952 }
953}
954
955void edit_graph(Graph g, Graphs gs, Graphs all_gs)
956{
957 char inp_str[80];
958 int num;
959 String s;
960 float f;
961
962 while ( getstring(inp_str) ) {
963 if (strcmp(inp_str, "xaxis") == 0)
964 edit_axis(g->x_axis);
965 else if (strcmp(inp_str, "yaxis") == 0)
966 edit_axis(g->y_axis);
967 else if (strcmp(inp_str, "curve") == 0) {
968 if (!getint(&num)) {
969 error_header(); fprintf(stderr, "\"curve\" not followed by number\n");
970 exit(1);
971 }
972 edit_curve(get_curve(g->curves, num), g);
973 } else if (strcmp(inp_str, "newcurve") == 0) {
974 if (first(g->curves) == nil(g->curves))
975 edit_curve(new_curve(g->curves, 0), g);
976 else edit_curve(new_curve(g->curves, last(g->curves)->num + 1), g);
977 } else if (strcmp(inp_str, "copycurve") == 0) {
978 edit_curve(do_copy_curve(g, gs, all_gs), g);
979 } else if (strcmp(inp_str, "newline") == 0) {
980 if (first(g->curves) == nil(g->curves))
981 edit_curve(new_line(g->curves, 0), g);
982 else edit_curve(new_line(g->curves, last(g->curves)->num + 1), g);
983 } else if (strcmp(inp_str, "title") == 0) {
984 edit_label(g->title);
985 } else if (strcmp(inp_str, "legend") == 0) {
986 edit_legend(g->legend);
987 } else if (strcmp(inp_str, "x_translate") == 0) {
988 if (!getfloat(&f)) rejecttoken(); else g->x_translate = f;
989 } else if (strcmp(inp_str, "y_translate") == 0) {
990 if (!getfloat(&f)) rejecttoken(); else g->y_translate = f;
991 } else if (strcmp(inp_str, "string") == 0) {
992 if (!getint(&num)) {
993 error_header(); fprintf(stderr, "\"string\" not followed by number\n");
994 exit(1);
995 }
996 s = get_string(g->strings, num);
997 edit_label(s->s);
998 } else if (strcmp(inp_str, "newstring") == 0) {
999 if (first(g->strings) == nil(g->strings))
1000 s = new_string(g->strings, 0);
1001 else s = new_string(g->strings, last(g->strings)->num + 1);
1002 edit_label(s->s);
1003 } else if (strcmp(inp_str, "copystring") == 0 ||
1004 strcmp(inp_str, "copyline") == 0) {
1005 edit_label(do_copy_string(g, gs, all_gs));
1006 } else if (strcmp(inp_str, "inherit_axes") == 0) {
1007 inherit_axes(g, last_graph(g, gs, all_gs));
1008 } else if (strcmp(inp_str, "Y") == 0) {
1009 if (!getfloat(&f)) rejecttoken(); else gs->height = f;
1010 } else if (strcmp(inp_str, "X") == 0) {
1011 if (!getfloat(&f)) rejecttoken(); else gs->width = f;
1012 } else if (strcmp(inp_str, "border") == 0) {
1013 g->border = 1;
1014 } else if (strcmp(inp_str, "noborder") == 0) {
1015 g->border = 0;
1016 } else if (strcmp(inp_str, "clip") == 0) {
1017 g->clip = 1;
1018 } else if (strcmp(inp_str, "noclip") == 0) {
1019 g->clip = 0;
1020 } else {
1021 rejecttoken();
1022 return;
1023 }
1024 }
1025}
1026
1027void edit_graphs(Graphs gs)
1028{
1029 Graphs the_g;
1030 Graph g, tmp_g;
1031 char inp_str[80];
1032 float f;
1033 int num, i, ok, j;
1034
1035 the_g = first(gs);
1036 while ( getstring(inp_str) ) {
1037 if (strcmp(inp_str, "graph") == 0) {
1038 if (!getint(&num)) {
1039 error_header(); fprintf(stderr, "\"graph\" not followed by number\n");
1040 exit(1);
1041 }
1042 edit_graph(get_graph(the_g->g, num), the_g, gs);
1043 } else if (strcmp(inp_str, "newgraph") == 0) {
1044 if (first(the_g->g) == nil(the_g->g))
1045 edit_graph(new_graph(the_g->g, 0), the_g, gs);
1046 else edit_graph(new_graph(the_g->g, last(the_g->g)->num + 1), the_g, gs);
1047 } else if (strcmp(inp_str, "copygraph") == 0) {
1048 if (first(the_g->g) == nil(the_g->g))
1049 g = new_graph(the_g->g, 0);
1050 else g = new_graph(the_g->g, last(the_g->g)->num + 1);
1051 if (!getint(&num)) {
1052 rejecttoken();
1053 inherit_axes(g, last_graph(g, the_g, gs));
1054 } else {
1055 ok = 0;
1056 tmp_g = the_g->g;
1057 while(!ok) {
1058 tmp_g = prev(tmp_g);
1059 if (tmp_g == nil(the_g->g) || tmp_g->num < num) {
1060 error_header();
1061 fprintf(stderr, "copygraph: no graph #%d\n", num);
1062 exit(1);
1063 }
1064 ok = (tmp_g->num == num);
1065 }
1066 inherit_axes(g, tmp_g);
1067 }
1068 edit_graph(g, the_g, gs);
1069 } else if (strcmp(inp_str, "Y") == 0) {
1070 if (!getfloat(&f)) rejecttoken(); else the_g->height = f;
1071 } else if (strcmp(inp_str, "X") == 0) {
1072 if (!getfloat(&f)) rejecttoken(); else the_g->width = f;
1073 } else if (strcmp(inp_str, "newpage") == 0) {
1074 new_graphs(gs);
1075 the_g = last(gs);
1076 } else if (strcmp(inp_str, "bbox") == 0) {
1077 for (i = 0; i < 4; i++) {
1078 if (!getint(&j)) {
1079 error_header();
1080 fprintf(stderr, "Bbox definition must have four integers\n");
1081 exit(1);
1082 } else {
1083 the_g->bb[i] = j;
1084 }
1085 }
1086 } else if (strcmp(inp_str, "preamble") == 0) {
1087 if (!getstring(inp_str)) return;
1088 if (strcmp(inp_str, ":") != 0) {
1089 the_g->prefile = 1;
1090 the_g->preamble = (char *) malloc (sizeof(char)*(strlen(inp_str)+1));
1091 strcpy(the_g->preamble, inp_str);
1092 } else {
1093 the_g->prefile = 0;
1094 the_g->preamble = getmultiline();
1095 if (the_g->preamble == CNULL) return;
1096 }
1097 } else if (strcmp(inp_str, "epilogue") == 0) {
1098 if (!getstring(inp_str)) return;
1099 if (strcmp(inp_str, ":") != 0) {
1100 the_g->epifile = 1;
1101 the_g->epilogue = (char *) malloc (sizeof(char)*(strlen(inp_str)+1));
1102 strcpy(the_g->epilogue, inp_str);
1103 } else {
1104 the_g->epifile = 0;
1105 the_g->epilogue = getmultiline();
1106 if (the_g->epilogue == CNULL) return;
1107 }
1108 } else {
1109 error_header(); fprintf(stderr, "Bad token: %s\n", inp_str);
1110 exit(1);
1111 }
1112 }
1113}
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