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dot.cxx

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#include "dot.h"

void DotGenerator::run (tree_node& top_node, 
                        const cmt_string& direction,
                        bool collapsed,
                        const cmt_string& tags)
{
  int i;

  top_node.reduce ();

  cmt_string cmt_version;
  CmtSystem::get_cmt_version (cmt_version);
  Package& cmt_package = Package::create ("CMT", cmt_version, "");

  cmt_string output;

  output += "digraph GC {\n";
    //output += "  rankdir=TB;\n";
  output += "  rankdir=LR;\n";
  output += "  node [shape=box];\n";
  output += "  \n";

  Package::database db = Package::get_database ();
  for (i = 0; i < db.size (); i++)
    {
      Package& p = db[i];

      cmt_string cluster = p.get_cluster_name ();

      if (cluster == "") cluster = "top";

      if (collapsed)
        {
          if (cluster != "")
            {
              output += "  ";
              output += cluster;
              output += " [label = \"";
              output += cluster;
              if (tags != "")
                {
                  output += "(";
                  output += tags;
                  output += ")";
                }
              output += "\"];\n";
            }
          else
            {
              if (i == 0)
                {
                  output += "  ";
                  output += p.get_dot_name ();
                  output += " [label = \"";
                  output += p.get_dot_label ();
                  output += "\" color=blue ];\n";
                }
              else if (p != cmt_package)
                {
                  if (!p.is_done ()) continue;
                  output += "  ";
                  output += p.get_dot_name ();
                  output += " [label = \"";
                  output += p.get_dot_label ();
                  output += "\"];\n";
                }
            }
        }
      else
        {
          if (cluster != "")
            {
              output += "  subgraph cluster";
              output += cluster;
              output += " {\n";
              output += "  label=\"";
              output += cluster;
              if (tags != "")
                {
                  output += "(";
                  output += tags;
                  output += ")";
                }
              output += "\";\n";
            }

            //if ((p == cmt_package) || p.is_done ()) 
          if (p == cmt_package)
            {
              if (cluster != "")
                {
                  output += "  }\n";
                }
              continue;
            }

          output += "  ";
          output += p.get_dot_name ();
          output += " [shape=record label = \"";

          output += p.get_dot_label ();

          cmt_string modifiers;
          bool has_modifiers = false;

          modifiers += "|{";
          if (!p.is_public ()) 
            {
              modifiers += "Pr";
              has_modifiers = true;
            }
          modifiers += "|";
          if (!p.auto_imports ()) 
            {
              modifiers += "noAI";
              has_modifiers = true;
            }
          modifiers += "|";
          if (!p.has_version_directory ()) 
            {
              modifiers += "NoVe";
              has_modifiers = true;
            }
          modifiers += "}";

          if (has_modifiers) output += modifiers;

          output += "\"";

          if (i == 0)
            {
              output += " color=blue";
            }

          output += " ];\n";
          
          if (cluster != "")
            {
              output += "  }\n";
            }
        }

    }
  output += "  \n";
  

  int links = top_node.show_tree (output, direction, collapsed);

  if (links == 0)
    {
      output += "  ";
      output += cmt_package.get_dot_name ();
      output += " [label = \"";
      output += cmt_package.get_dot_label ();
      output += "\"];\n";

      for (i = 0; i < db.size (); i++)
        {
          const Package& p = db[i];
          if (p == cmt_package) continue;
          if (!p.is_unreachable ())
            {
              output += "  ";
              output += p.get_dot_name ();
              output += " -> ";
              output += cmt_package.get_dot_name ();
              output += ";\n";
              links++;
            }
        }
    }
  
  if (links == 0)
    {
      output += "  ";
      output += cmt_package.get_dot_name ();
      output += " -> ";
      output += cmt_package.get_dot_name ();
      output += ";\n";
    }
  
  output += "}\n";

  cmt_string file_name = top_node.get_name ();

  file_name += ".dot";

  output.write (file_name);

  cmt_string command;

  command = "dot -Tgif ";
  //command = "\"C:\\Program files\\graphviz\\bin\\dot\" -Tgif ";
  command += file_name;
  command += " -o ";
  command += top_node.get_name ();
  command += ".gif";

    //cout << command << endl;

  CmtSystem::execute (command);
}

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