#include "X3D_SimpleNodeCounter.h"
#include "X3D_SimpleNodeCounterCoreVisitor.h"
#include "X3D_SimpleNodeCounterStateVariables.h"
#include <iostream>

using namespace std;

namespace X3DTK {
namespace X3D {

SimpleNodeCounter::SimpleNodeCounter()
: X3DOnePassProcessor()
{
  setGraphTraversal(new DFSGraphTraversal());
  setComponentVisitor(new SimpleNodeCounterCoreVisitor());
}

SimpleNodeCounter::~SimpleNodeCounter()
{
  Singleton<SimpleNodeCounterStateVariables>::removeInstance();
}
  
void SimpleNodeCounter::count(X3DNode *N)
{
  Singleton<SimpleNodeCounterStateVariables>::getInstance()->init();
  traverse(N);
  cout << "number of nodes is " << Singleton<SimpleNodeCounterStateVariables>::getInstance()->getNodeNumber() << endl;
}
  
}
}