rect.hpp

24学时攻克C++光盘源代码 深入浅出 方便实用

 // Begin rect.hpp
 #include <iostream>

 class Point     // holds x,y coordinates
 {
     // no constructor, use default
 public:
     void SetX(int x) { itsX = x; }
     void SetY(int y) { itsY = y; }
     int GetX()const { return itsX;}
     int GetY()const { return itsY;}
 private:
     int itsX;
     int itsY;
 };// end of Point class declaration


 class  Rectangle
 {
 public:
     Rectangle (int top, int left, int bottom, int right);
     ~Rectangle () {}

     int GetTop() const { return itsTop; }
     int GetLeft() const { return itsLeft; } 
     int GetBottom() const { return itsBottom; } 
     int GetRight() const { return itsRight; }

     Point  GetUpperLeft() const { return itsUpperLeft; }
     Point  GetLowerLeft() const { return itsLowerLeft; }
     Point  GetUpperRight() const { return itsUpperRight; }
     Point  GetLowerRight() const { return itsLowerRight; }

     void SetUpperLeft(Point Location);
     void SetLowerLeft(Point Location);
     void SetUpperRight(Point Location);
     void SetLowerRight(Point Location);

     void SetTop(int top);
     void SetLeft (int left);
     void SetBottom (int bottom);
     void SetRight (int right);

     int GetArea() const;

 private:
     Point  itsUpperLeft;
     Point  itsUpperRight;
     Point  itsLowerLeft;
     Point  itsLowerRight;
     int    itsTop;
     int    itsLeft;
     int    itsBottom;
     int    itsRight;
 };
 // end Rect.hpp