#pragma once
#ifndef AFX_EXT_CLASS
#define AFX_EXT_CLASS  Q_DECL_IMPORT
#endif
#include <vector>
#include <set>
#include "InterfaceElements.h"
#include "GObjects/mycurve.h"
#include "GObjects/Con2Pgn.h"

using std::vector;
using std::set;
//using namespace GObjects;
/*@file: PolygonTree.h
* @desc: 用于生成多边形之间包含关系树状图,此接口用于opencv逐步追踪过的轮廓线
* @date: 2023.3.11
*/


//多边形层级关系表 vector<int>中有四个元素 表示 0、下一个条，1、前一条，2、孩子 3、父亲
using MyHierarchy = vector< vector<int> >;

//class GObjects::CMyCurve;
//class GObjects::CPolygonTree;
class AFX_EXT_CLASS CPolygonTreeInterface
{
public:
	CPolygonTreeInterface(void);
	~CPolygonTreeInterface(void);


	//vector<CPolyline*>& GetPolygons(void);
	//MyHierarchy& GetHierarchy(void);

	void Create(float filterArea = -1);

	void AddPolygon(CPolyline* pc);
	void SetPolygons(vector<CPolyline*>& pgns);
	//设置层级关系
	void SetHierarchy(MyHierarchy& hier);
	//清空 m_polygons 和m_hierarchy
	void Clear(void);

	vector<CPolyline*>& GetResultPolygons(void);


	//将所有结果曲线合并成一条
	CPolyline* CombineResultContoursToOne(void);

protected:
	//由层级关系生成,返回个数
	int CreateWithHierarchy(float filterArea);

	//m_pgnTree中所有结果轮廓线合成一条


	CMyCurve*   m_virtualRoot;  //虚拟根节点
	vector<CMyCurve*> m_srcPolygons; //多边形曲线
	MyHierarchy  m_hierarchy;      //层级关系

	//CPolyline  m_combinedPolygon;  //结果多边形合并后的一条曲线
	vector<CPolyline*> m_rstPolygons; //生成的结果多边形
private:

	CPolygonTree* m_pgnTree;

};