#ifndef NODE_NODEBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define NODE_NODEBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66

#if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif

#include "yaml-cpp/eventhandler.h"
#include "yaml-cpp/node/ptr.h"
#include <vector>

namespace YAML
{
	class Node;

	class NodeBuilder: public EventHandler
	{
	public:
		NodeBuilder();
		virtual ~NodeBuilder();
		
		Node Root();
		
		virtual void OnDocumentStart(const Mark& mark);
		virtual void OnDocumentEnd();
		
		virtual void OnNull(const Mark& mark, anchor_t anchor);
		virtual void OnAlias(const Mark& mark, anchor_t anchor);
		virtual void OnScalar(const Mark& mark, const std::string& tag, anchor_t anchor, const std::string& value);
		
		virtual void OnSequenceStart(const Mark& mark, const std::string& tag, anchor_t anchor);
		virtual void OnSequenceEnd();
		
		virtual void OnMapStart(const Mark& mark, const std::string& tag, anchor_t anchor);
		virtual void OnMapEnd();
		
	private:
		detail::node& Push(anchor_t anchor);
		void Push(detail::node& node);
		void Pop();
		void RegisterAnchor(anchor_t anchor, detail::node& node);
		
	private:
		detail::shared_memory_holder m_pMemory;
		detail::node *m_pRoot;
		
		typedef std::vector<detail::node *> Nodes;
		Nodes m_stack;
		Nodes m_anchors;

		typedef std::pair<detail::node *, bool> PushedKey;
		std::vector<PushedKey> m_keys;
		std::size_t m_mapDepth;
	};
}

#endif // NODE_NODEBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66

