# Copyright (c) P.J.Gawthrop, 1996.

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.20  1997/03/19 12:02:01  peterg
## Now writes an error message if a lable is used twice in the fig file.
##
# Revision 1.19  1997/03/19  09:49:39  peterg
# Ports now written in cmp file.
#
# Revision 1.18  1997/03/19  09:42:08  peterg
# Now writes out the following additional fig  files:
# _head.fig	The fig header
# _bnd.fig	The bonds actually used

  for (i=15; i<=NF; i++) {
    str = sprintf("%s %s", str, $i)
      }

# The depth is field 4
  depth = $4; 

# It is terminated by \001 - so delete this termination
  str = substr(str,1,length(str)-4);

# A component string contains only alphanumeric  _ and :
  isa_plain_component = match(str, component_regexp)==0;
# It must also be specified at depth 0
  isa_plain_component = isa_plain_component && (depth==0);

# A port is a string within []
  isa_port = (match(str, port_regexp)>0)

# It must also be specified at depth 0
  isa_port = isa_port && (depth==0);

# A port component is SS followed by : followed by a port string
  isa_port_component = 0;
  if (match(str, delimiter)) {
    split(str,a,delimiter);

# Coordinates in fields 12 & 13
  x_coord = $12;
  y_coord = $13;

# Do the ports
  if (isa_port) {
    i_port++;
    port_name = str;
    ports[i_port] = sprintf("%s %s %s", x_coord, y_coord, port_name);
  }

# Do the port components
  if (isa_port_component) {
    i_port_component++;
    # Port number is the bit between the []
    port_label  = substr(a[2],2,length(a[2])-2);
    x_port[i_port_component] = x_coord;
    y_port[i_port_component] = y_coord;
    info_port[i_port_component] = fig_info();
    port_labels[i_port_component] = port_label;
  }

# Do the plain components
  if (isa_plain_component) {
    i_text++;

# Get repetitions (if any)

  default_args = "";
  delimiter = ":";
  repetition_delimiter = "*";
  repetition_regexp = "\\*";
  q = "\047";
  terminator = "\\001";
  component_regexp = "[^0-9a-zA-Z_:\*-]";
  port_regexp = "^\[[a-zA-Z0-9]*\]";
  nonport_regexp = "[a-zA-Z]";
    
  isa_fig_file = 0;
  min_line_length = 10;
  object = 0;
  polyline = 2;
  sub_polyline=1; 

  else {
    process_fig()
      }
}

END {
#Print out the matlab functions
  printf("function [rbonds, rstrokes,rcomponents,port_coord,port_name,port_list] = %s_rbg\n", sys_name) > b_file;
  printf("%% [rbonds,rstrokes,rcomponents,port_coord,port_name,port_list] = %s_rbg\n", sys_name) > b_file;
  printf("%% Generated by MTT\n\n") > b_file;

  printf("function [comp_type, name, cr, arg, repetitions] = %s_cmp(i)\n",\
		 sys_name) > c_file;
  printf("%% [comp_type, name, cr, arg, repetitions] = %s_cmp\n", sys_name) > c_file;
  printf("%% Generated by MTT\n\n") > c_file;

    print  strokes[i] >> b_file;
  printf("];\n") >> b_file;

  printf("rcomponents = [") >> b_file;
  j = 0;


# Do the port components, in order of appearance, first
  for (i = 1; i <= i_port_component; i++) {
    port_type = "SS";
    name = sprintf("[%s]", port_labels[i]);
    cr   = "MTT_port";
    arg  = i;

    if (length(x_port[i])==0)
      printf(warning_p);
    else {
      j++;

      printf("\targ = %s%s%s;\n", q, arg, q) >> c_file;
      printf("\trepetitions = %s;\n",  reps[name]) >> c_file;
      print "end" >> c_file
	}
  }
  printf("];\n") >> b_file;

# Print the (internal) ports list
  printf("port_coord = [\n") >> b_file;
  for (i = 1; i <= i_port; i++) {
    split(ports[i],a, " ");
    printf("%s %s\n", a[1], a[2]) >> b_file;
  }
  printf("];\n\n") >> b_file;

  printf("port_name = [\n") >> b_file;
  for (i = 1; i <= i_port; i++) {
    split(ports[i],a, " ");
    printf("'%s'\n", a[3]) >> b_file;
  }
  printf("];\n\n") >> b_file;

# Print the (external) port list
#  printf("n_ports = %1.0f;\n", i_port_component) >> b_file;
  printf("port_list = [\n") >> b_file;
  for (i = 1; i <= i_port_component; i++) 
    printf("'[%s]'\n", port_labels[i]) >> b_file;
  printf("];\n\n") >> b_file;
  
}