Using MSVC++ 6.0; this program compiles but will not build. Is it simply a compiler error, or is there something wrong with the code?
If someone could post a snippet of the results, I'd appreciate it.
Code:#include <iostream> #include <iomanip> using namespace std; class Point3 { public: Point3( int = 0, int = 0 ); // default constructor void setX( int ); // set x in coordinate pair int getX() const; // return x from coordinate pair; getX is not a member of cylinder void setY( int ); // set y in coordinate pair int getY() const; // return y from coordinate pair void print() const; // output Point3 object private: int x; // x part of coordinate pair int y; // y part of coordinate pair }; // end class Point3 class Circle4 { public: // default constructor Circle4( int = 0, int = 0, double = 0.0 ); void setRadius( double ); // set Radius double getRadius() const; // return Radius void setCenter( int, int ); // set center of circle to pass x,y values double getDiameter() const; // return diameter double getCircumference() const; // return circumference double getArea() const; void print() const; // output Circle4 object private: double radius; // Circle4's radius Point3 point; // Point3 object - COMPOSITION }; // end class Circle4 class Cylinder { public: // default constructor Cylinder( int = 0, int = 0, double = 0.0, double = 0.0 ); void setHeight( double ); // set Cylinder's height double getHeight() const; // return Cylinder's height double getArea() const; // return Cylinder's area double getVolume() const; // return Cylinder's volume void print() const; // output Cylinder void setX( int ); // set x in coordinate pair int getX() const; // return x from coordinate pair; getX is not a member of cylinder int getY() const; // return y from coordinate pair; getY is not a member of cylinder void setY( int ); // set y in coordinate pair void setRadius( double ); // set Radius double getRadius() const; // return Radius double getDiameter() const; // return diameter double getCircumference() const; // return circumference private: double height; // Cylinder's height Circle4 circle; // Circle4 object - COMPOSITION }; // end class Cylinder Point3::Point3( int xValue, int yValue ) : x( xValue ), y( yValue ) { // empty body } // end Point3 constructor // set x in coordinate pair void Point3::setX( int xValue ) { x = xValue; // used for validation } // end function setX // return x from coordinate pair int Point3::getX() const { return x; } // end function getX // set y in coordinate pair void Point3::setY( int yValue ) { y = yValue; // no need for validation } // end function setY // return y from coordinate pair int Point3::getY() const { return y; } // end function getY // output Point3 object void Point3::print() const { cout << '[' << getX() << ", " << getY() << ']'; } // end function print // default constructor Circle4::Circle4( int xValue, int yValue, double radiusValue ) : radius( radiusValue ) { point.setX( xValue ); point.setY( yValue ); setRadius( radiusValue ); } // end Circle4 constructor // set radius void Circle4::setRadius( double radiusValue ) { radius = ( radiusValue < 0.0 ? 0.0 : radiusValue ); } // end function setRadius // return radius double Circle4::getRadius() const { return radius; } // end function getRadius // calculate and return diameter double Circle4::getDiameter() const { return 2 * getRadius(); } // end function getDiameter // calculate and return circumference double Circle4::getCircumference() const { return 3.14159 * getRadius() * getRadius(); } // end function getCircumference // calculate and return area double Circle4::getArea() const { return 3.14159 * getRadius() * getRadius(); } // end function getArea void Circle4::setCenter( int x, int y ) { point.setX( x ); point.setY( y ); } // output Circle4 object void Circle4::print() const { cout << "Center = "; point.print(); // invoke Point3's print function cout << "; Radius = " << getRadius(); } // end function print // default constructor Cylinder::Cylinder( int xValue, int yValue, double radiusValue, double heightValue ) : height( heightValue ) { circle.setCenter( xValue, yValue ); setHeight( heightValue ); circle.setRadius( radiusValue ); } // end function setHeight // get Cylinder's height double Cylinder::getHeight() const { return height; } // end function getHeight // redefine Circle4 fucntion getArea to calculate Cylinder area double Cylinder::getArea() const { return 2 * circle.getArea() * getCircumference() * getHeight(); } // end function getArea // calculate Cylinder volume double Cylinder::getVolume() const { return circle.getArea() * getHeight(); } // end function getVolume void Cylinder::print() const { circle.print(); cout << "; Height = " << getHeight(); } // end function print int main() { // instantiate Cylinder object Cylinder cylinder( 12, 23, 2.5, 5.7 ); // display point coordinates cout << "X coordinate is " << cylinder.getX() << "\nY coordinate is " << cylinder.getY() << "\nRadius is " << cylinder. getRadius() << "\nHeight is " << cylinder.getHeight(); cylinder.setX( 2 ); // set new x-coordinate cylinder.setY( 2 ); // set new y-coordinate cylinder.setRadius( 4.25 ); // set new radius cylinder.setHeight( 20 ); // set new height // display new cylinder value cout << "\n\nThe new location and radius of circle are\n"; cylinder.print(); // display floating point values wtih 2 digits of precision cout << fixed << setprecision( 2 ); // display cylinder's diameter cout << "\n\nDiameter is " << cylinder.getDiameter(); // display cylinder's circumference cout << "\nCircumference is " << cylinder.getCircumference(); // display cylinder's area cout << "\nArea is " << cylinder.getArea(); // display cylinder's volume cout << "\nVolume is " << cylinder.getVolume(); cout << endl; return 0; } // end main
