#include "stdinc.h"
#include "newhash.h"
#include "extfunc.h"
#include "extvab.h"

void output_contig_graph(char *outfile)
{
  char name[256];
  FILE *fp;
  unsigned int i;

  sprintf(name, "%s.contig.gvz", outfile);
  fp = ckopen(name, "w");
  fprintf(fp, "digraph G{\n");
  fprintf(fp, "\tsize=\"512,512\";\n");

  for(i = num_ctg; i > 0; i--)
    {
      fprintf(fp, "\tV%d -> V%d[label =\"%d(%d)\"];\n", contig_array[i].from_vt, contig_array[i].to_vt, i, contig_array[i].length);
    }

  fprintf(fp, "}\n");
  fclose(fp);
}
void output_scaf(char *outfile)
{
  char name[256];
  FILE *fp;
  unsigned int i;
  CONNECT *connect;
  boolean flag;

  sprintf(name, "%s.scaffold.gvz", outfile);
  fp = ckopen(name, "w");
  fprintf(fp, "digraph G{\n");
  fprintf(fp, "\tsize=\"512,512\";\n");

  for(i = num_ctg; i > 0; i--)
    {
      //if(contig_array[i].mask||!contig_array[i].downwardConnect)
      if(!contig_array[i].downwardConnect)
        continue;

      connect = contig_array[i].downwardConnect;

      while(connect)
        {
          //if(connect->mask||connect->deleted){
          if(connect->deleted)
            {
              connect = connect->next;
              continue;
            }

          if(connect->prevInScaf || connect->nextInScaf)
            flag = 1;
          else
            flag = 0;

          if(!connect->mask)
            fprintf(fp, "\tC%d_%d -> C%d_%d [label = \"%d(%d_%d)\"];\n"
                    , i, contig_array[i].length, connect->contigID, contig_array[connect->contigID].length,
                    connect->gapLen, flag, connect->weight);
          else
            fprintf(fp, "\tC%d_%d -> C%d_%d [label = \"%d(%d_%d)\", color = red];\n"
                    , i, contig_array[i].length, connect->contigID, contig_array[connect->contigID].length,
                    connect->gapLen, flag, connect->weight);

          connect = connect->next;
        }
    }

  fprintf(fp, "}\n");
  fclose(fp);
}