tree.h

#pragma once
#include <vector>
#include <QPoint>

namespace Tree {
	struct Data {
		int val;
        int level;
        int pos;
        int posX{0};
        int posY{0};
        bool new_node{false};
	};
	
	class Node
	{
	public:
        const int DrawingSize{34};
        const QPoint start_pos{360,150};

		static int left_nodes;
		static int right_nodes;
        Data _data;

		bool Contain(int number);
		int GetSmallestNumber();
		int GetLargestNumber();
		void GetSortedVector(std::vector<int>& a);
		void Insert(Data NewData);
		bool IsSymetrical();
        void ResetLastLabel();

        std::vector<Data> SetPositionOfNodesForVisualization();
        std::vector<QPoint> GetVectorOfLinesBetwenNodes();

		Node(Data NewData);
		~Node();

	private:
        Node *_left = nullptr, *_right = nullptr;        

        void ReturnDataVector(std::vector<Data>& vector);
        void LoopForLinesConnection(std::vector<QPoint>& vec);
        void SetDataForDrawing(Node& root);
        void SetPos(int& pos);
        void SetLevel(int& level);
		void SymetricalChecking(std::vector<int>& vec);
	};
}