c++封装之对象成员基础

基础对象成员

//坐标类

class Coordinate

{

public:

Coordinate ();

~ Coordinate ();

void setX ( int _x );

int getX ()；

void setY ( int _y );

int getY ();

public:

int x , int y ;

};

//线段类

class Line

{

public:

Line ();

~ Line ();

void setA ( int x , int y );

void setB ( int x , int y );

void print ();

private:

Coordinate A ;

Coordinate B ;

};

void Line :: setA ( int x , int y )

{

A . setX ( x );

A . setY ( y );

}

//同理B点