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  1. //I place this code in the public domain - Jamin Grey
  2. struct Point
  3. {
  4. public:
  5.     int x;
  6.     int y;
  7.  
  8. public:
  9. 	Point() : x(0), y(0) { }
  10.     Point(int x, int y) : x(x), y(y) { }
  11.     Point(const Point &point); //Copy constructor
  12. 	~Point() = default;
  13.  
  14.     /*
  15.         //Keeps the point within 'rect'.
  16.         void KeepWithin(const Rect &rect);
  17.         
  18.         //Keeps the point outside of 'rect'.
  19.         void KeepWithout(const Rect &rect);
  20.         
  21.         //Snaps the point to the nearest edge of 'rect', regardless of
  22.         //whether the point is inside or outside the rectangle.
  23.         void SnapToEdge(const Rect &rect);
  24.     */
  25.  
  26. 	//Returns the absolute distance between this point and 'other'.
  27. 	unsigned DistanceFrom(const Point &other);
  28. 	//Returns true if we are within 'distance' of 'other'. This is faster than 'DistanceFrom', because it saves a sqrt().
  29. 	bool WithinDistanceOf(const Point &other, unsigned distance) const;
  30.  
  31.     bool operator==(const Point &other) const;
  32.     bool operator!=(const Point &other) const;
  33.  
  34.     Point &operator=(const Point &other); //Assignment operator
  35.  
  36.     Point &operator+=(const Point &other);
  37.     Point &operator-=(const Point &other);
  38.     Point &operator*=(const Point &other);
  39.     Point &operator/=(const Point &other);
  40.     Point &operator%=(const Point &other);
  41.  
  42.     Point operator+(const Point &other) const;
  43.     Point operator-(const Point &other) const;
  44.     Point operator*(const Point &other) const;
  45.     Point operator/(const Point &other) const;
  46.     Point operator%(const Point &other) const;
  47.  
  48.     //Additive-inverse operator.
  49.     Point operator-() const;
  50. };
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https://ideone.com/tTyxdb
Basic Point class with operators implemented. This is the header.
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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