export.C

      return rootScene->dump();


#include <archon/x3d/server/export.H>

namespace Archon
{
  namespace X3D
  {
    struct VrmlExporter: Exporter
    {
      string escape(string s)
      {
        return s;
      }

      string indent = "";

      void stepIn()
      {
        indent += "  ";
      }

      void stepOut()
      {
        indent.erase(indent.size()-2);
      }


      void noNode()
      {
        out << " NULL\n";
      }

      void emptyNode(NodeBase *, string name)
      {
        out << indent;
        if(!name.empty()) out << "DEF " << escape(name) << "\" ";
        out << n->getTypeName() << " {}\n";
      }

      void resuseNode(NodeBase *, string name)
      {
        out << indent << "USE \"" << escape(name) << "\"\n";
      }

      void nodeBegin(NodeBase *n, string name)
      {
        out << indent;
        if(!name.empty()) out << "DEF " << escape(name) << "\" ";
        out << n->getTypeName() << "\n" << indent << "{\n";
        stepIn();
      }

      void nodeEnd(NodeBase *)
      {
        stepOut();
        out << indent << "}\n";
      }


      void simpleFieldBegin(NodeBase *, const FieldBase *f)
      {
        out << indent << f->getName();
      }

      void simpleFieldEnd()
      {
        out << "\n";
      }

      void emptySimpleSequence()
      {
        out << " []";
      }

      void simpleSequenceBegin()
      {
        out << " [";
      }

      void simpleSequenceEnd()
      {
        out << " ]";
      }


      void nodeFieldBegin(NodeBase *, const FieldBase *f)
      {
        out << indent << f->getName();
      }

      void nodeFieldEnd()
      {
      }

      void emptyNodeSequence()
      {
        out << " []";
      }

      void nodeSequenceBegin()
      {
        out << indent << "[\n";
      }

      void simpleSequenceEnd()
      {
        out << " ]\n";
      }

      void Exporter::valueSFString(SFString::ArgType v)
      {
        out << "\"" << escape(v) << "\"\n";
      }

      void Exporter::valueMFString(SFString::ArgType v)
      {
        out << "\"" << escape(v) << "\"\n";
      }
    }


    struct XMLExporter: Exporter
    {
      string escape(string s)
      {
        return s;
      }

      string containerField = "";

      string indent = "";

      void stepIn()
      {
        indent += "  ";
      }

      void stepOut()
      {
        indent.erase(indent.size()-2);
      }


      void noNode()
      {
      }

      void resuseNode(NodeBase *n, string name)
      {
        out << indent << "<" << n->getTypeName() << " USE=\"" << escape(name) << "\"";
        if(!containerField.empty()) out << " containerField=\"" << containerField << "\"";
        out << "/>\n";
      }

      void nodeBegin(NodeBase *n, string name, bool empty)
      {
        out << indent << "<" << n->getTypeName();
        if(!name.empty()) out << "DEF " << escape(name) << "\" ";
        out << n->getTypeName() << "\n" << indent << "{\n";
        out << ">\n";
        stepIn();
      }

      void nodeEnd(NodeBase *n)
      {
        stepOut();
        out << indent << "}\n";
      }


      void simpleFieldBegin(NodeBase *n, const FieldBase *f)
      {
        out << indent << f->getName();
      }

      void simpleFieldEnd()
      {
        out << "\n";
      }

      void emptySimpleSequence()
      {
        out << " []";
      }

      void simpleSequenceBegin()
      {
        out << " [";
      }

      void simpleSequenceEnd()
      {
        out << " ]";
      }


      void nodeFieldBegin(NodeBase *n, const FieldBase *f)
      {
        containerField = f->isUnique() ? "" : f->getName();
      }

      void nodeFieldEnd()
      {
      }

      void emptyNodeSequence()
      {
        out << " []";
      }

      void nodeSequenceBegin()
      {
        out << indent << "[\n";
      }

      void simpleSequenceEnd()
      {
        out << " ]\n";
      }

      void Exporter::valueSFString(SFString::ArgType v)
      {
        out << "\"" << escape(v) << "\"\n";
      }

      void Exporter::valueMFString(SFString::ArgType v)
      {
        out << "\"" << escape(v) << "\"\n";
      }
    }
  }
}

---