#pragma once
#include "item.h"

namespace NItem
{
class CItemPointAdd :
	public CItem
{
public:
	enum POINT_MODE
	{
		POINT_MODE_SINGLE = 0,
		POINT_MODE_CONTINUE
	};

	enum POINT_TYPE //要添加的点的类型
	{
		POINT_TYPE_COMMON = 0,   //普通点
		POINT_TYPE_FRACTIOIN = 1 //分数点
	};
public:
	CItemPointAdd(CSigmaDoc * ppDoc);
	virtual ~CItemPointAdd(void);

	void OnLButtonDown(CDC *pDC, UINT nFlags, CPoint point, int vk) override;
	void OnDraw(CXyDC* pDC) override;
	virtual void ClearDisplayPoint(void);
	bool GetPoint(double * xOut, double * yOut, double* zOut);
	void SetMode(POINT_MODE mode);
	void SetPointName(CDC* pDC, LPCTSTR pointName);
	void SetPointDefaultName(LPCTSTR pointName);
	void SetPointDefaultZ(double pointZ);
	void SetPointAngle(CDC* pDC, double angle);
	void SetPointX(CDC* pDC, double angle);
	void SetPointY(CDC* pDC, double angle);
	void SetPointZ(CDC* pDC, double z);
	void ChangeAngle(double angle);

	void SetPointType(POINT_TYPE type);
	void SetNumeratorString(CDC* pDC, LPCTSTR numeratorStr);   //分子
	void SetDenominatorString(CDC* pDC, LPCTSTR denominatorStr); //分母

	void UpdateDraw();
	virtual void UpdateOne(COne* pOne);
	void DrawAssistant(CDC * pDC, int mouseX, int mouseY) override;
	
private:
	COne * CreateOne(double x, double y, double z);
	virtual COne*  CreateOne();
	void DrawSinglePoint(CPoint3D & pt);
	virtual void AddPoint(CPoint3D & pt);
	void SetPoint(CPoint3D pt);
	void ChangeAngleOrNameOfCOne();

	bool CreateMemDC(CMemoryDC* pMemDC, CRect rect, CDC* pDC);
	void FillBackGround(CDC* pDes, CDC* pSrc, CRect rect);
	CPointTwoName * GetFractionPoint(void);
protected:
	COne    *   m_pCurOne;   //相当于临时显示图元
	CPoint3D    m_pt;        //点的坐标
	POINT_MODE  m_mode;
	CString     m_pointName;
	CString     m_numeratorString;   //分子
	CString     m_denominatorString; //分母
	double		m_z; // z
	double      m_angle;     //值文本的倾斜角度
	POINT_TYPE  m_type = POINT_TYPE_COMMON; //0--普通点 1--
};
}