// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.

#ifndef tools_sg_noderef
#define tools_sg_noderef

#include "node"

namespace tools {
namespace sg {

class noderef : public node {
public:
  TOOLS_NODE(noderef,tools::sg::noderef,node)
public:
  virtual void render(render_action& a_action) {
    m_node.render(a_action);
  }
  virtual void pick(pick_action& a_action) {m_node.pick(a_action);}
  virtual void bbox(bbox_action& a_action) {m_node.bbox(a_action);}
  virtual void event(event_action& a_action) {m_node.event(a_action);}
  virtual void search(search_action& a_action) {
    if(a_action.do_path()) a_action.path_push(this);
    m_node.search(a_action);
    if(a_action.done()) return;
    if(a_action.do_path()) a_action.path_pop();
  }
  virtual void get_matrix(get_matrix_action& a_action) {m_node.get_matrix(a_action);}
  virtual bool write(write_action& a_action) {return m_node.write(a_action);}
  virtual void is_visible(visible_action& a_action) {m_node.is_visible(a_action);}
public:
  noderef(node& a_node):parent(),m_node(a_node){}
  virtual ~noderef(){}
public:
  noderef(const noderef& a_from)
  :parent(a_from)
  ,m_node(a_from.m_node)
  {}
  noderef& operator=(const noderef& a_from){
    parent::operator=(a_from);
    return *this;
  }
  const sg::node& node() const {return m_node;}
  sg::node& node() {return m_node;}
protected:
  sg::node& m_node;
};

template <class NODE>
class clrref : public noderef {
public:
  TOOLS_NODE_T(NODE,clrref,tools::sg::clrref,noderef)
public:
  clrref(NODE& a_node):parent(a_node){}
  virtual ~clrref(){
    NODE* _node = safe_cast<sg::node,NODE>(m_node);
    if(_node) _node->clear();
  }
public:
  clrref(const clrref& a_from):parent(a_from){}
  clrref& operator=(const clrref& a_from){
    parent::operator=(a_from);
    return *this;
  }
};

}}

#endif
