source: trunk/Jgraph/jgraph.c

/* 
 * $Source: /tmp_mnt/n/fs/grad1/jsp/src/jgraph/RCS/jgraph.c,v $
 * $Revision: 8.3 $
 * $Date: 92/11/30 11:42:21 $
 * $Author: jsp $
 */

#include <stdio.h>
#include <string.h>

#ifdef VMS 
#include <redexp.VMS>
#endif

#include "jgraph.h"

int NMARKTYPES = 17;
int NORMALMARKTYPES = 6;

char *MARKTYPESTRS[] = { "circle", "box", "diamond", "triangle", "x", "cross", 
                         "ellipse", "general", "general_nf", "general_bez",
                         "general_bez_nf", "postscript", "eps", 
                         "xbar", "ybar", "none", "text"};
char MARKTYPES[] = {     'o',      'b',   'd',       't',        'x', 'c', 
                         'e',       'g',       'G',          'Z',
                         'B',              'p',          'E',
                         'X',    'Y',    'n',    'l' };

int NPATTERNS = 3;
char *PATTERNS[] = { "solid", "stripe", "estripe" };
char PTYPES[] = { 's', '/', 'e' };

Label new_label()
{
  Label l;
  int i;

  l = (Label) malloc (sizeof(struct label));
  l->label = CNULL;
  l->hj = 'c';
  l->vj = 'b';
  l->font = "Times-Roman";
  l->fontsize = 9.0;
  l->rotate = 0;
  l->graytype = 'n';
  for (i = 0; i < 3; i++) l->gray[i] = 0.0;
  l->linesep = FSIG;

  return l;
}


Curve new_curve(c, num)
Curve c;
int num;
{
  Curve new_c;
  int i;

  new_c = (Curve) get_node(c);
  new_c->num = num;
  new_c->l = new_label();
  new_c->l->vj = 't';
  new_c->lmark = new_label();
  new_c->lmark->hj = 'c';
  new_c->lmark->vj = 'c';
  new_c->clip = 0;
  new_c->pattern = 's';
  new_c->parg = FSIG;
  new_c->apattern = 's';
  new_c->aparg = FSIG;
  new_c->ppattern = 's';
  new_c->pparg = FSIG;
  new_c->graytype = 'n';
  for (i = 0; i < 3; i++) new_c->gray[i] = 0.0;
  new_c->afilltype = 'g';
  for (i = 0; i < 3; i++) new_c->afill[i] = 0.0;
  new_c->pts = (Point) make_list(sizeof(struct point));
  new_c->yepts = (Point) make_list(sizeof(struct point));
  new_c->xepts = (Point) make_list(sizeof(struct point));
  new_c->npts = 0;
  new_c->gen_linetype = (Flist) make_list(sizeof(struct flist));
  new_c->marktype = MARKTYPES[num % NORMALMARKTYPES];
  new_c->linetype = '0';
  new_c->linethick = 1.0;
  new_c->marksize[0] = FSIG;
  new_c->marksize[1] = FSIG;
  new_c->mrotate = 0.0;
  new_c->general_marks = (Point) make_list(sizeof(struct point));
  new_c->filltype = 'n';
  for (i = 0; i < 3; i++) new_c->fill[i] = 0.0;
  new_c->pfilltype = 'n';
  for (i = 0; i < 3; i++) new_c->pfill[i] = 0.0;
  new_c->poly = 0;
  new_c->rarrow = 0;
  new_c->larrow = 0;
  new_c->rarrows = 0;
  new_c->larrows = 0;
  new_c->asize[0] = FSIG;
  new_c->asize[1] = FSIG;
  new_c->bezier = 0;
  new_c->postscript = CNULL;
  new_c->postfile = 0;
  new_c->eps = CNULL;
  prio_insert(new_c, c, 0);
  return new_c;
}

Curve new_line(c, num)
Curve c;
int num;
{
  Curve new_c;
  new_c = new_curve(c, num);
  new_c->linetype = 's';
  new_c->marktype = 'n';
  return new_c;
}


Curve get_curve(c, num)
Curve c;
int num;
{
  Curve new_c;
  for(new_c = last(c); new_c != nil(c) && new_c->num > num; new_c = prev(new_c));
  if (new_c == nil(c) || new_c->num < num) return new_curve(c, num);
  return new_c;
}

Axis new_axis(is_x)
int is_x;
{
  int i;
  Axis a;

  a = (Axis) malloc (sizeof(struct axis));
  a->label = new_label();
  a->label->x = FSIG;
  a->label->y = FSIG;
  a->label->font = "Times-Bold";
  a->label->fontsize = 10.0;
  a->label->rotate = FSIG;
  a->label->hj = '0';
  a->label->vj = '0';
  a->size = 3.0;
  a->max = FSIG;
  a->min = FSIG;
  a->pmax = FSIG;
  a->pmin = FSIG;
  a->hash_interval = -1.0;
  a->log_base = 10.0;
  a->minor_hashes = -1;
  a->precision = -1;
  a->hl = new_label();
  a->hl->label = "";
  a->hl->font = "Times-Roman";
  a->hl->fontsize = 9.0;
  a->hl->rotate = 0.0;
  a->hl->hj = '0';
  a->hl->vj = '0';
  a->hash_format = 'f';
  a->draw_at = FSIG;
  a->draw_hash_marks_at = FSIG;
  a->draw_hash_labels_at = FSIG;
  a->draw_hash_labels = 1;
  a->draw_axis_line = 1;
  a->draw_hash_marks = 1;
  a->draw_axis_label = 1;
  a->auto_hash_labels = 1;
  a->auto_hash_marks = 1;
  a->start_given = 0;
  a->hash_scale = -1.0;
  a->grid_lines = 0;
  a->mgrid_lines = 0;
  a->graytype = 'n';
  for (i = 0; i < 3; i++) a->gray[i] = 0.0;
  a->gr_graytype = '0';
  for (i = 0; i < 3; i++) a->gr_gray[i] = 0.0;
  a->mgr_graytype = '0';
  for (i = 0; i < 3; i++) a->mgr_gray[i] = 0.0;
  a->is_x = is_x;
  a->is_lg = 0;
  a->hash_labels = (String) make_list (sizeof(struct string));
  a->hash_lines = (Hash) make_list (sizeof(struct hash));
  return a;
}

Legend new_legend()
{
  Legend l;
  l = (Legend) malloc (sizeof(struct legend));
  l->linelength = FSIG;
  l->linebreak = FSIG;
  l->midspace = FSIG;
  l->type = 'u';
  l->l = new_label();
  l->l->label = "";
  l->l->hj = 'l';
  l->l->vj = 'c';
  l->l->x = FSIG;
  l->l->y = FSIG;
  return l;
}

Label new_title()
{
  Label t;

  t = new_label();
  t->x = FSIG;
  t->y = FSIG;
  t->rotate = 0.0;
  t->hj = 'c';
  t->vj = 't';
  t->fontsize = 12.0;
  return t;
}

String new_string(s, num)
String s;
int num;
{
  String new_s;

  new_s = (String) get_node(s);
  new_s->num = num;
  new_s->s = new_label();
  prio_insert(new_s, s, 0);
  return new_s;
}

String get_string(s, num)
String s;
int num;
{
  String new_s;
  for(new_s = last(s); new_s != nil(s) && new_s->num > num; new_s = prev(new_s));
  if (new_s == nil(s) || new_s->num < num) return new_string(s, num);
  return new_s;
}

/*
Default new_default()
{
  Default new_d;
  new_d = (Default) malloc (sizeof(default));
  new_d->rotate = FSIG;
  new_d->fontsize = FSIG;
  new_d->general_marks = GMNULL;
  new_d->fill = FSIG;
  new_d->linethick = FSIG;
  new_d->font = CNULL;
  new_d->hj = '!';
  new_d->vj = '!';
  new_d->marktype = '!';
  new_d->linetype = '!';
  new_d->marksize[0] = FSIG;
  new_d->marksize[1] = FSIG;
}
*/
  
Graph new_graph(gs, num)
Graph gs;
int num;
{
  Graph g;

  g = (Graph) get_node(gs);
  g->num = num;
  g->xminval = 0.0;
  g->yminval = 0.0;
  g->xmaxval = 0.0;
  g->ymaxval = 0.0;
  g->x_axis = new_axis(1);
  g->y_axis = new_axis(0);
  g->x_translate = 0.0;
  g->y_translate = 0.0;
  g->curves = (Curve) make_list(sizeof(struct curve));
  g->strings = (String) make_list(sizeof(struct string));
  g->title = new_title();
  g->clip = 0;
  g->border = 0;
  g->legend = new_legend();
/*  g->def = new_default(); */
  prio_insert(g, gs, 0);
  return g;
}

Graph get_graph(g, num)
Graph g;
int num;
{
  Graph new_g;
  for(new_g = last(g); new_g != nil(g) && new_g->num > num; new_g = prev(new_g));
  if (new_g == nil(g) || new_g->num < num) return new_graph(g, num);
  return new_g;
}

void new_graphs(Graphs gs)
{
  Graphs newg;

  newg = (Graphs) get_node(gs);
  newg->g = (Graph) make_list(sizeof(struct graph));
  newg->height = 0.0;
  newg->width = 0.0;
  newg->bb[0] = ISIG; newg->bb[1] = ISIG;
  newg->bb[2] = ISIG; newg->bb[3] = ISIG;
  newg->preamble = CNULL;
  newg->epilogue = CNULL;
  newg->prefile = 0;
  newg->epifile = 0;
  if (first(gs) == nil(gs)) newg->page = 1; else newg->page = last(gs)->page+1;
  insert(newg, gs);
}

int main(int argc, char **argv)
{
  Graphs gs;
  int i;
  int show, pp;
  int landscape;
  int comments;
  int nfiles;

#ifdef VMS 
  IOSTREAM = stdin;     /* for token.c -hdd */
#endif
  show = 0;
  pp = 0;
  comments = 0;
  landscape = 0;
  nfiles = 0;

  for (i = 1; i < argc; i++) {
    if (strcmp(argv[i], "-p") == 0) show = 1;
    else if (strcmp(argv[i], "-comments") == 0) comments = 1;
    else if (strcmp(argv[i], "-P") == 0) pp = 1;
    else if (strcmp(argv[i], "-L") == 0) landscape = 1;
    else {
      nfiles++;
      set_input_file(argv[i]);
    }
  }
  if (nfiles == 0) set_input_file(CNULL);
  gs = (Graphs) make_list(sizeof(struct graphs));
  set_comment(comments);
  new_graphs(gs);
  edit_graphs(gs);
  process_graphs(gs);
  if (show) show_graphs(gs); else draw_graphs(gs, pp, landscape);
  exit(0);
  return 0;
}