#pragma once
#include "actionitem.h"

namespace NAction
{
class CActionAddItem :
	public CActionItem
{
public:
	CActionAddItem();
	CActionAddItem(CSigmaDoc * ppDoc, UINT actionType, const CPositionList& list);
	CActionAddItem(CSigmaDoc * ppDoc, UINT actionType, COne* pOne);
	virtual ~CActionAddItem(void);

	std::string GetActionName() const override
	{
		return typeid(*this).name();
	}

	bool IsOwnCOnes() const override
	{
		return true;
	}

	virtual void Undo(void);
	virtual void Redo(void);
	virtual void Finish();

	void accept(CActionVisitor& visitor) override;

	// FIXME: 这是一种丑陋的访问成员变量的方式，不过暂时想不到更好的办法
	friend class BlobSerializer;

protected:
	std::vector<long> m_pos;
	bool m_bAdded;
	virtual void PerformOperation();
	void AddOperation(void);
	void RemoveOperation(void);
	int CreatePos(void);	//为了在REDO时可以正确插入到合适位置
};

};