#include "GraphTraversal.h"
#include "Visitor.h"
#include "Walker.h"

#include <iostream>

using namespace std;

namespace X3DTK {

GraphTraversal::GraphTraversal()
: visitor(0), walker(0)
{
}

GraphTraversal::~GraphTraversal()
{
}

void GraphTraversal::setWalker(Walker *walker)
{
  this->walker = walker;
}

void GraphTraversal::setComponentVisitor(X3DComponentVisitor *component)
{
  if (visitor != 0)
    visitor->setComponentVisitor(component);
}

void GraphTraversal::setAutoDeleteComponents(bool value)
{
  if (visitor != 0)
    visitor->setAutoDeleteComponents(value);
}
  
void GraphTraversal::traverse(SFNode N) const
{
  if ((walker != 0) && (visitor != 0) && (N != 0))
    walker->walk(N);
}

}