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Node.h
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89 lines (70 loc) · 1.51 KB
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#ifndef EX1_NODE_H
#define EX1_NODE_H
#include <iostream>
using namespace std;
/**
* class for Node.
* an abstract class for a node in the world.
*/
class Node {
protected:
bool visited;
bool obstacle;
Node* daddy;
public:
/**
* constructor for Node.
*/
Node();
/**
* setting daddy of a node.
* @param dad
*/
virtual void setDaddy(Node* dad);
/**
* get the daddy of a node.
* @return Node*
*/
Node* getDaddy() const;
/**
* return true if the node was already visited.
* @return bool
*/
bool isVisited() const;
bool isObstacle() const;
/**
* setting true if the node has been visited.
* @param visited
*/
void setVisited(bool visited);
/**
* return true if the nodes are equal.
* @param p
* @return bool
*/
virtual inline bool operator==(Node* p) const = 0;
/**
* return true if the nodes are not equal.
* @param p
* @return
*/
virtual inline bool operator!=(Node* p) const = 0;
virtual inline Node* operator+(Node* p) const = 0;
/**
* function to print nodes.
* @param output
*/
virtual void printNode(ostream& output) const = 0;
/**
* operator overloading ("<<") to print nodes.
* @param output
* @param n
* @return ostream&
*/
friend ostream& operator<<(ostream &output, const Node* n);
/**
* destructor for node.
*/
virtual ~Node() {};
};
#endif //EX1_NODE_H