diff options
| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Bachelor/Prog2/Codebeispiele/2_ch10 | |
| download | Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.gz Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.bz2 | |
Diffstat (limited to 'Bachelor/Prog2/Codebeispiele/2_ch10')
40 files changed, 2375 insertions, 0 deletions
diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/Fig10_05.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/Fig10_05.cpp new file mode 100644 index 0000000..c04f750 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/Fig10_05.cpp @@ -0,0 +1,75 @@ +// Fig. 10.5: fig10_05.cpp
+// Aiming base-class and derived-class pointers at base-class
+// and derived-class objects, respectively.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+using std::fixed;
+
+#include <iomanip>
+
+using std::setprecision;
+
+#include "point.h" // Point class definition
+#include "circle.h" // Circle class definition
+
+int main()
+{
+ Point point( 30, 50 );
+ Point *pointPtr = 0; // base-class pointer
+
+ Circle circle( 120, 89, 2.7 );
+ Circle *circlePtr = 0; // derived-class pointer
+
+ // set floating-point numeric formatting
+ cout << fixed << setprecision( 2 );
+
+ // output objects point and circle
+ cout << "Print point and circle objects:"
+ << "\nPoint: ";
+ point.print(); // invokes Point's print
+ cout << "\nCircle: ";
+ circle.print(); // invokes Circle's print
+
+ // aim base-class pointer at base-class object and print
+ pointPtr = &point;
+ cout << "\n\nCalling print with base-class pointer to "
+ << "\nbase-class object invokes base-class print "
+ << "function:\n";
+ pointPtr->print(); // invokes Point's print
+
+ // aim derived-class pointer at derived-class object
+ // and print
+ circlePtr = &circle;
+ cout << "\n\nCalling print with derived-class pointer to "
+ << "\nderived-class object invokes derived-class "
+ << "print function:\n";
+ circlePtr->print(); // invokes Circle's print
+
+ // aim base-class pointer at derived-class object and print
+ pointPtr = &circle;
+ cout << "\n\nCalling print with base-class pointer to "
+ << "derived-class object\ninvokes base-class print "
+ << "function on that derived-class object\n";
+ pointPtr->print(); // invokes Point's print
+ cout << endl;
+
+ return 0;
+
+} // end main
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/circle.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/circle.cpp new file mode 100644 index 0000000..91b708d --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/circle.cpp @@ -0,0 +1,74 @@ +// Fig. 10.4: circle.cpp
+// Circle class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "circle.h" // Circle class definition
+
+// default constructor
+Circle::Circle( int xValue, int yValue, double radiusValue )
+ : Point( xValue, yValue ) // call base-class constructor
+{
+ setRadius( radiusValue );
+
+} // end Circle constructor
+
+// set radius
+void Circle::setRadius( double radiusValue )
+{
+ radius = ( radiusValue < 0.0 ? 0.0 : radiusValue );
+
+} // end function setRadius
+
+// return radius
+double Circle::getRadius() const
+{
+ return radius;
+
+} // end function getRadius
+
+// calculate and return diameter
+double Circle::getDiameter() const
+{
+ return 2 * getRadius();
+
+} // end function getDiameter
+
+// calculate and return circumference
+double Circle::getCircumference() const
+{
+ return 3.14159 * getDiameter();
+
+} // end function getCircumference
+
+// calculate and return area
+double Circle::getArea() const
+{
+ return 3.14159 * getRadius() * getRadius();
+
+} // end function getArea
+
+// output Circle object
+void Circle::print() const
+{
+ cout << "center = ";
+ Point::print(); // invoke Point's print function
+ cout << "; radius = " << getRadius();
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/circle.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/circle.h new file mode 100644 index 0000000..42ec256 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/circle.h @@ -0,0 +1,44 @@ +// Fig. 10.3: circle.h
+// Circle class contains x-y coordinate pair and radius.
+#ifndef CIRCLE_H
+#define CIRCLE_H
+
+#include "point.h" // Point class definition
+
+class Circle : public Point {
+
+public:
+
+ // default constructor
+ Circle( int = 0, int = 0, double = 0.0 );
+
+ void setRadius( double ); // set radius
+ double getRadius() const; // return radius
+
+ double getDiameter() const; // return diameter
+ double getCircumference() const; // return circumference
+ double getArea() const; // return area
+
+ void print() const; // output Circle object
+
+private:
+ double radius; // Circle's radius
+
+}; // end class Circle
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/point.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/point.cpp new file mode 100644 index 0000000..43a6b14 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/point.cpp @@ -0,0 +1,65 @@ +// Fig. 10.2: point.cpp
+// Point class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "point.h" // Point class definition
+
+// default constructor
+Point::Point( int xValue, int yValue )
+ : x( xValue ), y( yValue )
+{
+ // empty body
+
+} // end Point constructor
+
+// set x in coordinate pair
+void Point::setX( int xValue )
+{
+ x = xValue; // no need for validation
+
+} // end function setX
+
+// return x from coordinate pair
+int Point::getX() const
+{
+ return x;
+
+} // end function getX
+
+// set y in coordinate pair
+void Point::setY( int yValue )
+{
+ y = yValue; // no need for validation
+
+} // end function setY
+
+// return y from coordinate pair
+int Point::getY() const
+{
+ return y;
+
+} // end function getY
+
+// output Point object
+void Point::print() const
+{
+ cout << '[' << getX() << ", " << getY() << ']';
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/point.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/point.h new file mode 100644 index 0000000..6a2874e --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_01_05/point.h @@ -0,0 +1,40 @@ +// Fig. 10.1: point.h
+// Point class definition represents an x-y coordinate pair.
+#ifndef POINT_H
+#define POINT_H
+
+class Point {
+
+public:
+ Point( int = 0, int = 0 ); // default constructor
+
+ void setX( int ); // set x in coordinate pair
+ int getX() const; // return x from coordinate pair
+
+ void setY( int ); // set y in coordinate pair
+ int getY() const; // return y from coordinate pair
+
+ void print() const; // output Point object
+
+private:
+ int x; // x part of coordinate pair
+ int y; // y part of coordinate pair
+
+}; // end class Point
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/Fig10_06.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/Fig10_06.cpp new file mode 100644 index 0000000..8c3c122 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/Fig10_06.cpp @@ -0,0 +1,31 @@ +// Fig. 10.6: fig10_06.cpp
+// Aiming a derived-class pointer at a base-class object.
+#include "point.h" // Point class definition
+#include "circle.h" // Circle class definition
+
+int main()
+{
+ Point point( 30, 50 );
+ Circle *circlePtr = 0;
+
+ // aim derived-class pointer at base-class object
+ circlePtr = &point; // Error: a Point is not a Circle
+
+ return 0;
+
+} // end main
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/circle.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/circle.cpp new file mode 100644 index 0000000..2f3325e --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/circle.cpp @@ -0,0 +1,74 @@ +// Fig. 10.4: circle.cpp
+// Circle class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "circle.h" // Circle class definition
+
+// default constructor
+Circle::Circle( int xValue, int yValue, double radiusValue )
+ : Point( xValue, yValue ) // call base-class constructor
+{
+ setRadius( radiusValue );
+
+} // end Circle constructor
+
+// set radius
+void Circle::setRadius( double radiusValue )
+{
+ radius = ( radiusValue < 0.0 ? 0.0 : radiusValue );
+
+} // end function setRadius
+
+// return radius
+double Circle::getRadius() const
+{
+ return radius;
+
+} // end function getRadius
+
+// calculate and return diameter
+double Circle::getDiameter() const
+{
+ return getRadius() * 2;
+
+} // end function getDiameter
+
+// calculate and return circumference
+double Circle::getCircumference() const
+{
+ return 3.14159 * getDiameter();
+
+} // end function getCircumference
+
+// calculate and return area
+double Circle::getArea() const
+{
+ return 3.14159 * getRadius() * getRadius();
+
+} // end function getArea
+
+// output Circle object
+void Circle::print() const
+{
+ cout << "Center = ";
+ Point::print(); // invoke Point's print function
+ cout << "; Radius = " << getRadius();
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/circle.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/circle.h new file mode 100644 index 0000000..fc22e5b --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/circle.h @@ -0,0 +1,44 @@ +// Fig. 10.3: circle.h
+// Circle4 class contains x-y coordinate pair and radius.
+#ifndef CIRCLE_H
+#define CIRCLE_H
+
+#include "point.h" // Point class definition
+
+class Circle : public Point {
+
+public:
+
+ // default constructor
+ Circle( int = 0, int = 0, double = 0.0 );
+
+ void setRadius( double ); // set radius
+ double getRadius() const; // return radius
+
+ double getDiameter() const; // return diameter
+ double getCircumference() const; // return circumference
+ double getArea() const; // return area
+
+ void print() const; // output Circle object
+
+private:
+ double radius; // Circle's radius
+
+}; // end class Circle
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/point.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/point.cpp new file mode 100644 index 0000000..43a6b14 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/point.cpp @@ -0,0 +1,65 @@ +// Fig. 10.2: point.cpp
+// Point class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "point.h" // Point class definition
+
+// default constructor
+Point::Point( int xValue, int yValue )
+ : x( xValue ), y( yValue )
+{
+ // empty body
+
+} // end Point constructor
+
+// set x in coordinate pair
+void Point::setX( int xValue )
+{
+ x = xValue; // no need for validation
+
+} // end function setX
+
+// return x from coordinate pair
+int Point::getX() const
+{
+ return x;
+
+} // end function getX
+
+// set y in coordinate pair
+void Point::setY( int yValue )
+{
+ y = yValue; // no need for validation
+
+} // end function setY
+
+// return y from coordinate pair
+int Point::getY() const
+{
+ return y;
+
+} // end function getY
+
+// output Point object
+void Point::print() const
+{
+ cout << '[' << getX() << ", " << getY() << ']';
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/point.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/point.h new file mode 100644 index 0000000..6a2874e --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_06/point.h @@ -0,0 +1,40 @@ +// Fig. 10.1: point.h
+// Point class definition represents an x-y coordinate pair.
+#ifndef POINT_H
+#define POINT_H
+
+class Point {
+
+public:
+ Point( int = 0, int = 0 ); // default constructor
+
+ void setX( int ); // set x in coordinate pair
+ int getX() const; // return x from coordinate pair
+
+ void setY( int ); // set y in coordinate pair
+ int getY() const; // return y from coordinate pair
+
+ void print() const; // output Point object
+
+private:
+ int x; // x part of coordinate pair
+ int y; // y part of coordinate pair
+
+}; // end class Point
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/circle.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/circle.cpp new file mode 100644 index 0000000..582d5d9 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/circle.cpp @@ -0,0 +1,74 @@ +// Fig. 10.4: circle.cpp
+// Circle class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "circle.h" // Circle class definition
+
+// default constructor
+Circle::Circle( int xValue, int yValue, double radiusValue )
+ : Point( xValue, yValue ) // call base-class constructor
+{
+ setRadius( radiusValue );
+
+} // end Circle constructor
+
+// set radius
+void Circle::setRadius( double radiusValue )
+{
+ radius = ( radiusValue < 0.0 ? 0.0 : radiusValue );
+
+} // end function setRadius
+
+// return radius
+double Circle::getRadius() const
+{
+ return radius;
+
+} // end function getRadius
+
+// calculate and return diameter
+double Circle::getDiameter() const
+{
+ return getRadius() * 2;
+
+} // end function getDiameter
+
+// calculate and return circumference
+double Circle::getCircumference() const
+{
+ return 3.14159 * getDiameter();
+
+} // end function getCircumference
+
+// calculate and return area
+double Circle::getArea() const
+{
+ return 3.14159 * getRadius() * getRadius();
+
+} // end function getArea
+
+// output Circle object
+void Circle::print() const
+{
+ cout << "Center = ";
+ Point::print(); // invoke Point's print function
+ cout << "; Radius = " << getRadius();
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/circle.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/circle.h new file mode 100644 index 0000000..fc22e5b --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/circle.h @@ -0,0 +1,44 @@ +// Fig. 10.3: circle.h
+// Circle4 class contains x-y coordinate pair and radius.
+#ifndef CIRCLE_H
+#define CIRCLE_H
+
+#include "point.h" // Point class definition
+
+class Circle : public Point {
+
+public:
+
+ // default constructor
+ Circle( int = 0, int = 0, double = 0.0 );
+
+ void setRadius( double ); // set radius
+ double getRadius() const; // return radius
+
+ double getDiameter() const; // return diameter
+ double getCircumference() const; // return circumference
+ double getArea() const; // return area
+
+ void print() const; // output Circle object
+
+private:
+ double radius; // Circle's radius
+
+}; // end class Circle
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/fig10_07.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/fig10_07.cpp new file mode 100644 index 0000000..184ed32 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/fig10_07.cpp @@ -0,0 +1,48 @@ +// Fig. 10.7: fig10_07.cpp
+// Attempting to invoke derived-class-only member functions
+// through a base-class pointer.
+#include "point.h" // Point class definition
+#include "circle.h" // Circle class definition
+
+int main()
+{
+ Point *pointPtr = 0;
+ Circle circle( 120, 89, 2.7 );
+
+ // aim base-class pointer at derived-class object
+ pointPtr = &circle;
+
+ // invoke base-class member functions on derived-class
+ // object through base-class pointer
+ int x = pointPtr->getX();
+ int y = pointPtr->getY();
+ pointPtr->setX( 10 );
+ pointPtr->setY( 10 );
+ pointPtr->print();
+
+ // attempt to invoke derived-class-only member functions
+ // on derived-class object through base-class pointer
+ double radius = pointPtr->getRadius();
+ pointPtr->setRadius( 33.33 );
+ double diameter = pointPtr->getDiameter();
+ double circumference = pointPtr->getCircumference();
+ double area = pointPtr->getArea();
+
+ return 0;
+
+} // end main
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/point.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/point.cpp new file mode 100644 index 0000000..43a6b14 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/point.cpp @@ -0,0 +1,65 @@ +// Fig. 10.2: point.cpp
+// Point class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "point.h" // Point class definition
+
+// default constructor
+Point::Point( int xValue, int yValue )
+ : x( xValue ), y( yValue )
+{
+ // empty body
+
+} // end Point constructor
+
+// set x in coordinate pair
+void Point::setX( int xValue )
+{
+ x = xValue; // no need for validation
+
+} // end function setX
+
+// return x from coordinate pair
+int Point::getX() const
+{
+ return x;
+
+} // end function getX
+
+// set y in coordinate pair
+void Point::setY( int yValue )
+{
+ y = yValue; // no need for validation
+
+} // end function setY
+
+// return y from coordinate pair
+int Point::getY() const
+{
+ return y;
+
+} // end function getY
+
+// output Point object
+void Point::print() const
+{
+ cout << '[' << getX() << ", " << getY() << ']';
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/point.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/point.h new file mode 100644 index 0000000..6a2874e --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_07/point.h @@ -0,0 +1,40 @@ +// Fig. 10.1: point.h
+// Point class definition represents an x-y coordinate pair.
+#ifndef POINT_H
+#define POINT_H
+
+class Point {
+
+public:
+ Point( int = 0, int = 0 ); // default constructor
+
+ void setX( int ); // set x in coordinate pair
+ int getX() const; // return x from coordinate pair
+
+ void setY( int ); // set y in coordinate pair
+ int getY() const; // return y from coordinate pair
+
+ void print() const; // output Point object
+
+private:
+ int x; // x part of coordinate pair
+ int y; // y part of coordinate pair
+
+}; // end class Point
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/Fig10_10.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/Fig10_10.cpp new file mode 100644 index 0000000..be43be3 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/Fig10_10.cpp @@ -0,0 +1,80 @@ +// Fig. 10.10: fig10_10.cpp
+// Introducing polymorphism, virtual functions and dynamic
+// binding.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+using std::fixed;
+
+#include <iomanip>
+
+using std::setprecision;
+
+#include "point.h" // Point class definition
+#include "circle.h" // Circle class definition
+
+int main()
+{
+ Point point( 30, 50 );
+ Point *pointPtr = 0;
+
+ Circle circle( 120, 89, 2.7 );
+ Circle *circlePtr = 0;
+
+ // set floating-point numeric formatting
+ cout << fixed << setprecision( 2 );
+
+ // output objects point and circle using static binding
+ cout << "Invoking print function on point and circle "
+ << "\nobjects with static binding "
+ << "\n\nPoint: ";
+ point.print(); // static binding
+ cout << "\nCircle: ";
+ circle.print(); // static binding
+
+ // output objects point and circle using dynamic binding
+ cout << "\n\nInvoking print function on point and circle "
+ << "\nobjects with dynamic binding";
+
+ // aim base-class pointer at base-class object and print
+ pointPtr = &point;
+ cout << "\n\nCalling virtual function print with base-class"
+ << "\npointer to base-class object"
+ << "\ninvokes base-class print function:\n";
+ pointPtr->print();
+
+ // aim derived-class pointer at derived-class
+ // object and print
+ circlePtr = &circle;
+ cout << "\n\nCalling virtual function print with "
+ << "\nderived-class pointer to derived-class object "
+ << "\ninvokes derived-class print function:\n";
+ circlePtr->print();
+
+ // aim base-class pointer at derived-class object and print
+ pointPtr = &circle;
+ cout << "\n\nCalling virtual function print with base-class"
+ << "\npointer to derived-class object "
+ << "\ninvokes derived-class print function:\n";
+ pointPtr->print(); // polymorphism: invokes circle's print
+ cout << endl;
+
+ return 0;
+
+} // end main
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/circle.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/circle.cpp new file mode 100644 index 0000000..550b3e2 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/circle.cpp @@ -0,0 +1,74 @@ +// Fig. 10.11: circle.cpp
+// Circle class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "circle.h" // Circle class definition
+
+// default constructor
+Circle::Circle( int xValue, int yValue, double radiusValue )
+ : Point( xValue, yValue ) // call base-class constructor
+{
+ setRadius( radiusValue );
+
+} // end Circle constructor
+
+// set radius
+void Circle::setRadius( double radiusValue )
+{
+ radius = ( radiusValue < 0.0 ? 0.0 : radiusValue );
+
+} // end function setRadius
+
+// return radius
+double Circle::getRadius() const
+{
+ return radius;
+
+} // end function getRadius
+
+// calculate and return diameter
+double Circle::getDiameter() const
+{
+ return getRadius() * 2;
+
+} // end function getDiameter
+
+// calculate and return circumference
+double Circle::getCircumference() const
+{
+ return 3.14159 * getDiameter();
+
+} // end function getCircumference
+
+// calculate and return area
+double Circle::getArea() const
+{
+ return 3.14159 * getRadius() * getRadius();
+
+} // end function getArea
+
+// output Circle object
+void Circle::print() const
+{
+ cout << "Center = ";
+ Point::print(); // invoke Point's print function
+ cout << "; Radius = " << getRadius();
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/circle.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/circle.h new file mode 100644 index 0000000..138a4b8 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/circle.h @@ -0,0 +1,44 @@ +// Fig. 10.10: circle.h
+// Circle class contains x-y coordinate pair and radius.
+#ifndef CIRCLE_H
+#define CIRCLE_H
+
+#include "point.h" // Point class definition
+
+class Circle : public Point {
+
+public:
+
+ // default constructor
+ Circle( int = 0, int = 0, double = 0.0 );
+
+ void setRadius( double ); // set radius
+ double getRadius() const; // return radius
+
+ double getDiameter() const; // return diameter
+ double getCircumference() const; // return circumference
+ double getArea() const; // return area
+
+ virtual void print() const; // output Circle object
+
+private:
+ double radius; // Circle's radius
+
+}; // end class Circle
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/point.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/point.cpp new file mode 100644 index 0000000..43a6b14 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/point.cpp @@ -0,0 +1,65 @@ +// Fig. 10.2: point.cpp
+// Point class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "point.h" // Point class definition
+
+// default constructor
+Point::Point( int xValue, int yValue )
+ : x( xValue ), y( yValue )
+{
+ // empty body
+
+} // end Point constructor
+
+// set x in coordinate pair
+void Point::setX( int xValue )
+{
+ x = xValue; // no need for validation
+
+} // end function setX
+
+// return x from coordinate pair
+int Point::getX() const
+{
+ return x;
+
+} // end function getX
+
+// set y in coordinate pair
+void Point::setY( int yValue )
+{
+ y = yValue; // no need for validation
+
+} // end function setY
+
+// return y from coordinate pair
+int Point::getY() const
+{
+ return y;
+
+} // end function getY
+
+// output Point object
+void Point::print() const
+{
+ cout << '[' << getX() << ", " << getY() << ']';
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/point.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/point.h new file mode 100644 index 0000000..5cd7bd6 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_08_12/point.h @@ -0,0 +1,40 @@ +// Fig. 10.8: point.h
+// Point class definition represents an x-y coordinate pair.
+#ifndef POINT_H
+#define POINT_H
+
+class Point {
+
+public:
+ Point( int = 0, int = 0 ); // default constructor
+
+ void setX( int ); // set x in coordinate pair
+ int getX() const; // return x from coordinate pair
+
+ void setY( int ); // set y in coordinate pair
+ int getY() const; // return y from coordinate pair
+
+ virtual void print() const; // output Point object
+
+private:
+ int x; // x part of coordinate pair
+ int y; // y part of coordinate pair
+
+}; // end class Point
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/Fig10_20.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/Fig10_20.cpp new file mode 100644 index 0000000..2ce0553 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/Fig10_20.cpp @@ -0,0 +1,120 @@ +// Fig. 10.20: fig10_20.cpp
+// Driver for shape, point, circle, cylinder hierarchy.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+using std::fixed;
+
+#include <iomanip>
+
+using std::setprecision;
+
+#include <vector>
+
+using std::vector;
+
+#include "shape.h" // Shape class definition
+#include "point.h" // Point class definition
+#include "circle.h" // Circle class definition
+#include "cylinder.h" // Cylinder class definition
+
+void virtualViaPointer( const Shape * );
+void virtualViaReference( const Shape & );
+
+int main()
+{
+ // set floating-point number format
+ cout << fixed << setprecision( 2 );
+
+ Point point( 7, 11 ); // create a Point
+ Circle circle( 22, 8, 3.5 ); // create a Circle
+ Cylinder cylinder( 10, 10, 3.3, 10 ); // create a Cylinder
+
+ cout << point.getName() << ": "; // static binding
+ point.print(); // static binding
+ cout << '\n';
+
+ cout << circle.getName() << ": "; // static binding
+ circle.print(); // static binding
+ cout << '\n';
+
+ cout << cylinder.getName() << ": "; // static binding
+ cylinder.print(); // static binding
+ cout << "\n\n";
+
+ // create vector of three base-class pointers
+ vector< Shape * > shapeVector( 3 );
+
+ // aim shapeVector[0] at derived-class Point object
+ shapeVector[ 0 ] = &point;
+
+ // aim shapeVector[1] at derived-class Circle object
+ shapeVector[ 1 ] = &circle;
+
+ // aim shapeVector[2] at derived-class Cylinder object
+ shapeVector[ 2 ] = &cylinder;
+
+ // loop through shapeVector and call virtualViaPointer
+ // to print the shape name, attributes, area and volume
+ // of each object using dynamic binding
+ cout << "\nVirtual function calls made off "
+ << "base-class pointers:\n\n";
+
+ for ( int i = 0; i < shapeVector.size(); i++ )
+ virtualViaPointer( shapeVector[ i ] );
+
+ // loop through shapeVector and call virtualViaReference
+ // to print the shape name, attributes, area and volume
+ // of each object using dynamic binding
+ cout << "\nVirtual function calls made off "
+ << "base-class references:\n\n";
+
+ for ( int j = 0; j < shapeVector.size(); j++ )
+ virtualViaReference( *shapeVector[ j ] );
+
+ return 0;
+
+} // end main
+
+// make virtual function calls off a base-class pointer
+// using dynamic binding
+void virtualViaPointer( const Shape *baseClassPtr )
+{
+ cout << baseClassPtr->getName() << ": ";
+
+ baseClassPtr->print();
+
+ cout << "\narea is " << baseClassPtr->getArea()
+ << "\nvolume is " << baseClassPtr->getVolume()
+ << "\n\n";
+
+} // end function virtualViaPointer
+
+// make virtual function calls off a base-class reference
+// using dynamic binding
+void virtualViaReference( const Shape &baseClassRef )
+{
+ cout << baseClassRef.getName() << ": ";
+
+ baseClassRef.print();
+
+ cout << "\narea is " << baseClassRef.getArea()
+ << "\nvolume is " << baseClassRef.getVolume() << "\n\n";
+
+} // end function virtualViaReference
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp new file mode 100644 index 0000000..b8f6f59 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.cpp @@ -0,0 +1,81 @@ +// Fig. 10.17: circle.cpp
+// Circle class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "circle.h" // Circle class definition
+
+// default constructor
+Circle::Circle( int xValue, int yValue, double radiusValue )
+ : Point( xValue, yValue ) // call base-class constructor
+{
+ setRadius( radiusValue );
+
+} // end Circle constructor
+
+// set radius
+void Circle::setRadius( double radiusValue )
+{
+ radius = ( radiusValue < 0.0 ? 0.0 : radiusValue );
+
+} // end function setRadius
+
+// return radius
+double Circle::getRadius() const
+{
+ return radius;
+
+} // end function getRadius
+
+// calculate and return diameter
+double Circle::getDiameter() const
+{
+ return 2 * getRadius();
+
+} // end function getDiameter
+
+// calculate and return circumference
+double Circle::getCircumference() const
+{
+ return 3.14159 * getDiameter();
+
+} // end function getCircumference
+
+// override virtual function getArea: return area of Circle
+double Circle::getArea() const
+{
+ return 3.14159 * getRadius() * getRadius();
+
+} // end function getArea
+
+// override virutual function getName: return name of Circle
+string Circle::getName() const
+{
+ return "Circle";
+
+} // end function getName
+
+// override virtual function print: output Circle object
+void Circle::print() const
+{
+ cout << "center is ";
+ Point::print(); // invoke Point's print function
+ cout << "; radius is " << getRadius();
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.h new file mode 100644 index 0000000..6d6877c --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/circle.h @@ -0,0 +1,47 @@ +// Fig. 10.16: circle.h
+// Circle class contains x-y coordinate pair and radius.
+#ifndef CIRCLE_H
+#define CIRCLE_H
+
+#include "point.h" // Point class definition
+
+class Circle : public Point {
+
+public:
+
+ // default constructor
+ Circle( int = 0, int = 0, double = 0.0 );
+
+ void setRadius( double ); // set radius
+ double getRadius() const; // return radius
+
+ double getDiameter() const; // return diameter
+ double getCircumference() const; // return circumference
+ virtual double getArea() const; // return area
+
+ // return name of shape (i.e., "Circle")
+ virtual string getName() const;
+
+ virtual void print() const; // output Circle object
+
+private:
+ double radius; // Circle's radius
+
+}; // end class Circle
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/cylinder.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/cylinder.cpp new file mode 100644 index 0000000..7c51113 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/cylinder.cpp @@ -0,0 +1,75 @@ +// Fig. 10.19: cylinder.cpp
+// Cylinder class inherits from class Circle.
+#include <iostream>
+
+using std::cout;
+
+#include "cylinder.h" // Cylinder class definition
+
+// default constructor
+Cylinder::Cylinder( int xValue, int yValue, double radiusValue,
+ double heightValue )
+ : Circle( xValue, yValue, radiusValue )
+{
+ setHeight( heightValue );
+
+} // end Cylinder constructor
+
+// set Cylinder's height
+void Cylinder::setHeight( double heightValue )
+{
+ height = ( heightValue < 0.0 ? 0.0 : heightValue );
+
+} // end function setHeight
+
+// get Cylinder's height
+double Cylinder::getHeight() const
+{
+ return height;
+
+} // end function getHeight
+
+// override virtual function getArea: return Cylinder area
+double Cylinder::getArea() const
+{
+ return 2 * Circle::getArea() + // code reuse
+ getCircumference() * getHeight();
+
+} // end function getArea
+
+// override virtual function getVolume: return Cylinder volume
+double Cylinder::getVolume() const
+{
+ return Circle::getArea() * getHeight(); // code reuse
+
+} // end function getVolume
+
+// override virtual function getName: return name of Cylinder
+string Cylinder::getName() const
+{
+ return "Cylinder";
+
+} // end function getName
+
+// override virtual function print: output Cylinder object
+void Cylinder::print() const
+{
+ Circle::print(); // code reuse
+ cout << "; height is " << getHeight();
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/cylinder.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/cylinder.h new file mode 100644 index 0000000..f20d624 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/cylinder.h @@ -0,0 +1,46 @@ +// Fig. 10.18: cylinder.h
+// Cylinder class inherits from class Circle.
+#ifndef CYLINDER_H
+#define CYLINDER_H
+
+#include "circle.h" // Circle class definition
+
+class Cylinder : public Circle {
+
+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
+
+ virtual double getArea() const; // return Cylinder's area
+ virtual double getVolume() const; // return Cylinder's volume
+
+ // return name of shape (i.e., "Cylinder" )
+ virtual string getName() const;
+
+ virtual void print() const; // output Cylinder
+
+private:
+ double height; // Cylinder's height
+
+}; // end class Cylinder
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/point.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/point.cpp new file mode 100644 index 0000000..3f63c81 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/point.cpp @@ -0,0 +1,72 @@ +// Fig. 10.15: point.cpp
+// Point class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "point.h" // Point class definition
+
+// default constructor
+Point::Point( int xValue, int yValue )
+ : x( xValue ), y( yValue )
+{
+ // empty body
+
+} // end Point constructor
+
+// set x in coordinate pair
+void Point::setX( int xValue )
+{
+ x = xValue; // no need for validation
+
+} // end function setX
+
+// return x from coordinate pair
+int Point::getX() const
+{
+ return x;
+
+} // end function getX
+
+// set y in coordinate pair
+void Point::setY( int yValue )
+{
+ y = yValue; // no need for validation
+
+} // end function setY
+
+// return y from coordinate pair
+int Point::getY() const
+{
+ return y;
+
+} // end function getY
+
+// override pure virtual function getName: return name of Point
+string Point::getName() const
+{
+ return "Point";
+
+} // end function getName
+
+// override pure virtual function print: output Point object
+void Point::print() const
+{
+ cout << '[' << getX() << ", " << getY() << ']';
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/point.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/point.h new file mode 100644 index 0000000..264b37b --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/point.h @@ -0,0 +1,45 @@ +// Fig. 10.14: point.h
+// Point class definition represents an x-y coordinate pair.
+#ifndef POINT_H
+#define POINT_H
+
+#include "shape.h" // Shape class definition
+
+class Point : public Shape {
+
+public:
+ Point( int = 0, int = 0 ); // default constructor
+
+ void setX( int ); // set x in coordinate pair
+ int getX() const; // return x from coordinate pair
+
+ void setY( int ); // set y in coordinate pair
+ int getY() const; // return y from coordinate pair
+
+ // return name of shape (i.e., "Point" )
+ virtual string getName() const;
+
+ virtual void print() const; // output Point object
+
+private:
+ int x; // x part of coordinate pair
+ int y; // y part of coordinate pair
+
+}; // end class Point
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/shape.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/shape.cpp new file mode 100644 index 0000000..125ea79 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/shape.cpp @@ -0,0 +1,36 @@ +// Fig. 10.13: shape.cpp
+// Shape class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "shape.h" // Shape class definition
+
+// return area of shape; 0.0 by default
+double Shape::getArea() const
+{
+ return 0.0;
+
+} // end function getArea
+
+// return volume of shape; 0.0 by default
+double Shape::getVolume() const
+{
+ return 0.0;
+
+} // end function getVolume
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/shape.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/shape.h new file mode 100644 index 0000000..0c929a5 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_13_20/shape.h @@ -0,0 +1,41 @@ +// Fig. 10.12: shape.h
+// Shape abstract-base-class definition.
+#ifndef SHAPE_H
+#define SHAPE_H
+
+#include <string> // C++ standard string class
+
+using std::string;
+
+class Shape {
+
+public:
+
+ // virtual function that returns shape area
+ virtual double getArea() const;
+
+ // virtual function that returns shape volume
+ virtual double getVolume() const;
+
+ // pure virtual functions; overridden in derived classes
+ virtual string getName() const = 0; // return shape name
+ virtual void print() const = 0; // output shape
+
+}; // end class Shape
+
+#endif
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/baseplus.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/baseplus.cpp new file mode 100644 index 0000000..2052d48 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/baseplus.cpp @@ -0,0 +1,65 @@ +// Fig. 10.32: baseplus.cpp
+// BasePlusCommissionEmployee member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "baseplus.h"
+
+// constructor for class BasePlusCommissionEmployee
+BasePlusCommissionEmployee::BasePlusCommissionEmployee(
+ const string &first, const string &last,
+ const string &socialSecurityNumber,
+ double baseSalaryAmount,
+ double grossSalesAmount,
+ double rate )
+ : CommissionEmployee( first, last, socialSecurityNumber,
+ grossSalesAmount, rate )
+{
+ setBaseSalary( baseSalaryAmount );
+
+} // end BasePlusCommissionEmployee constructor
+
+// set base-salaried commission worker's wage
+void BasePlusCommissionEmployee::setBaseSalary( double salary )
+{
+ baseSalary = salary < 0.0 ? 0.0 : salary;
+
+} // end function setBaseSalary
+
+// return base-salaried commission worker's base salary
+double BasePlusCommissionEmployee::getBaseSalary() const
+{
+ return baseSalary;
+
+} // end function getBaseSalary
+
+// return base-salaried commission worker's earnings
+double BasePlusCommissionEmployee::earnings() const
+{
+ return getBaseSalary() + CommissionEmployee::earnings();
+
+} // end function earnings
+
+// print base-salaried commission worker's name
+void BasePlusCommissionEmployee::print() const
+{
+ cout << "\nbase-salaried commission worker: ";
+ Employee::print(); // code reuse
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/baseplus.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/baseplus.h new file mode 100644 index 0000000..d049914 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/baseplus.h @@ -0,0 +1,40 @@ +// Fig. 10.31: baseplus.h
+// BasePlusCommissionEmployee class derived from Employee.
+#ifndef BASEPLUS_H
+#define BASEPLUS_H
+
+#include "commission.h" // Employee class definition
+
+class BasePlusCommissionEmployee : public CommissionEmployee {
+
+public:
+ BasePlusCommissionEmployee( const string &, const string &,
+ const string &, double = 0.0, double = 0.0, double = 0.0 );
+
+ void setBaseSalary( double );
+ double getBaseSalary() const;
+
+ virtual double earnings() const;
+ virtual void print() const;
+
+private:
+ double baseSalary; // base salary per week
+
+}; // end class BasePlusCommissionEmployee
+
+#endif // BASEPLUS_H
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/commission.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/commission.cpp new file mode 100644 index 0000000..2d05932 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/commission.cpp @@ -0,0 +1,76 @@ +// Fig. 10.30: commission.cpp
+// CommissionEmployee class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "commission.h" // Commission class
+
+// CommissionEmployee constructor
+CommissionEmployee::CommissionEmployee( const string &first,
+ const string &last, const string &socialSecurityNumber,
+ double grossWeeklySales, double percent )
+ : Employee( first, last, socialSecurityNumber )
+{
+ setGrossSales( grossWeeklySales );
+ setCommissionRate( percent );
+
+} // end CommissionEmployee constructor
+
+// return commission worker's rate
+double CommissionEmployee::getCommissionRate() const
+{
+ return commissionRate;
+
+} // end function getCommissionRate
+
+// return commission worker's gross sales amount
+double CommissionEmployee::getGrossSales() const
+{
+ return grossSales;
+
+} // end function getGrossSales
+
+// set commission worker's weekly base salary
+void CommissionEmployee::setGrossSales( double sales )
+{
+ grossSales = sales < 0.0 ? 0.0 : sales;
+
+} // end function setGrossSales
+
+// set commission worker's commission
+void CommissionEmployee::setCommissionRate( double rate )
+{
+ commissionRate = ( rate > 0.0 && rate < 1.0 ) ? rate : 0.0;
+
+} // end function setCommissionRate
+
+// calculate commission worker's earnings
+double CommissionEmployee::earnings() const
+{
+ return getCommissionRate() * getGrossSales();
+
+} // end function earnings
+
+// print commission worker's name
+void CommissionEmployee::print() const
+{
+ cout << "\ncommission employee: ";
+ Employee::print(); // code reuse
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/commission.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/commission.h new file mode 100644 index 0000000..423bd03 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/commission.h @@ -0,0 +1,44 @@ +// Fig. 10.29: commission.h
+// CommissionEmployee class derived from Employee.
+#ifndef COMMISSION_H
+#define COMMISSION_H
+
+#include "employee.h" // Employee class definition
+
+class CommissionEmployee : public Employee {
+
+public:
+ CommissionEmployee( const string &, const string &,
+ const string &, double = 0.0, double = 0.0 );
+
+ void setCommissionRate( double );
+ double getCommissionRate() const;
+
+ void setGrossSales( double );
+ double getGrossSales() const;
+
+ virtual double earnings() const;
+ virtual void print() const;
+
+private:
+ double grossSales; // gross weekly sales
+ double commissionRate; // commission percentage
+
+}; // end class CommissionEmployee
+
+#endif // COMMISSION_H
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/employee.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/employee.cpp new file mode 100644 index 0000000..151aa58 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/employee.cpp @@ -0,0 +1,86 @@ +// Fig. 10.24: employee.cpp
+// Abstract-base-class Employee member-function definitions.
+// Note: No definitions are given for pure virtual functions.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+
+#include "employee.h" // Employee class definition
+
+// constructor
+Employee::Employee( const string &first, const string &last,
+ const string &SSN )
+ : firstName( first ),
+ lastName( last ),
+ socialSecurityNumber( SSN )
+{
+ // empty body
+
+} // end Employee constructor
+
+// return first name
+string Employee::getFirstName() const
+{
+ return firstName;
+
+} // end function getFirstName
+
+// return last name
+string Employee::getLastName() const
+{
+ return lastName;
+
+} // end function getLastName
+
+// return social security number
+string Employee::getSocialSecurityNumber() const
+{
+ return socialSecurityNumber;
+
+} // end function getSocialSecurityNumber
+
+// set first name
+void Employee::setFirstName( const string &first )
+{
+ firstName = first;
+
+} // end function setFirstName
+
+// set last name
+void Employee::setLastName( const string &last )
+{
+ lastName = last;
+
+} // end function setLastName
+
+// set social security number
+void Employee::setSocialSecurityNumber( const string &number )
+{
+ socialSecurityNumber = number; // should validate
+
+} // end function setSocialSecurityNumber
+
+// print Employee's information
+void Employee::print() const
+{
+ cout << getFirstName() << ' ' << getLastName()
+ << "\nsocial security number: "
+ << getSocialSecurityNumber() << endl;
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/employee.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/employee.h new file mode 100644 index 0000000..50ab131 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/employee.h @@ -0,0 +1,50 @@ +// Fig. 10.23: employee.h
+// Employee abstract base class.
+#ifndef EMPLOYEE_H
+#define EMPLOYEE_H
+
+#include <string> // C++ standard string class
+
+using std::string;
+
+class Employee {
+
+public:
+ Employee( const string &, const string &, const string & );
+
+ void setFirstName( const string & );
+ string getFirstName() const;
+
+ void setLastName( const string & );
+ string getLastName() const;
+
+ void setSocialSecurityNumber( const string & );
+ string getSocialSecurityNumber() const;
+
+ // pure virtual function makes Employee abstract base class
+ virtual double earnings() const = 0; // pure virtual
+ virtual void print() const; // virtual
+
+private:
+ string firstName;
+ string lastName;
+ string socialSecurityNumber;
+
+}; // end class Employee
+
+#endif // EMPLOYEE_H
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/fig10_33.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/fig10_33.cpp new file mode 100644 index 0000000..c8e9761 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/fig10_33.cpp @@ -0,0 +1,100 @@ +// Fig. 10.33: fig10_33.cpp
+// Driver for Employee hierarchy.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+using std::fixed;
+
+#include <iomanip>
+
+using std::setprecision;
+
+#include <vector>
+
+using std::vector;
+
+#include <typeinfo>
+
+#include "employee.h" // Employee base class
+#include "salaried.h" // SalariedEmployee class
+#include "commission.h" // CommissionEmployee class
+#include "baseplus.h" // BasePlusCommissionEmployee class
+#include "hourly.h" // HourlyEmployee class
+
+int main()
+{
+ // set floating-point output formatting
+ cout << fixed << setprecision( 2 );
+
+ // create vector employees
+ vector < Employee * > employees( 4 );
+
+ // initialize vector with Employees
+ employees[ 0 ] = new SalariedEmployee( "John", "Smith",
+ "111-11-1111", 800.00 );
+ employees[ 1 ] = new CommissionEmployee( "Sue", "Jones",
+ "222-22-2222", 10000, .06 );
+ employees[ 2 ] = new BasePlusCommissionEmployee( "Bob",
+ "Lewis", "333-33-3333", 300, 5000, .04 );
+ employees[ 3 ] = new HourlyEmployee( "Karen", "Price",
+ "444-44-4444", 16.75, 40 );
+
+ // generically process each element in vector employees
+ for ( int i = 0; i < employees.size(); i++ ) {
+
+ // output employee information
+ employees[ i ]->print();
+
+ // downcast pointer
+ BasePlusCommissionEmployee *commissionPtr =
+ dynamic_cast < BasePlusCommissionEmployee * >
+ ( employees[ i ] );
+
+ // determine whether element points to base-salaried
+ // commission worker
+ if ( commissionPtr != 0 ) {
+ cout << "old base salary: $"
+ << commissionPtr->getBaseSalary() << endl;
+ commissionPtr->setBaseSalary(
+ 1.10 * commissionPtr->getBaseSalary() );
+ cout << "new base salary with 10% increase is: $"
+ << commissionPtr->getBaseSalary() << endl;
+
+ } // end if
+
+ cout << "earned $" << employees[ i ]->earnings() << endl;
+
+ } // end for
+
+ // release memory held by vector employees
+ for ( int j = 0; j < employees.size(); j++ ) {
+
+ // output class name
+ cout << "\ndeleting object of "
+ << typeid( *employees[ j ] ).name();
+
+ delete employees[ j ];
+
+ } // end for
+
+ cout << endl;
+
+ return 0;
+
+} // end main
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/hourly.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/hourly.cpp new file mode 100644 index 0000000..1a517e1 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/hourly.cpp @@ -0,0 +1,80 @@ +// Fig. 10.28: hourly.cpp
+// HourlyEmployee class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "hourly.h"
+
+// constructor for class HourlyEmployee
+HourlyEmployee::HourlyEmployee( const string &first,
+ const string &last, const string &socialSecurityNumber,
+ double hourlyWage, double hoursWorked )
+ : Employee( first, last, socialSecurityNumber )
+{
+ setWage( hourlyWage );
+ setHours( hoursWorked );
+
+} // end HourlyEmployee constructor
+
+// set hourly worker's wage
+void HourlyEmployee::setWage( double wageAmount )
+{
+ wage = wageAmount < 0.0 ? 0.0 : wageAmount;
+
+} // end function setWage
+
+// set hourly worker's hours worked
+void HourlyEmployee::setHours( double hoursWorked )
+{
+ hours = ( hoursWorked >= 0.0 && hoursWorked <= 168.0 ) ?
+ hoursWorked : 0.0;
+
+} // end function setHours
+
+// return hours worked
+double HourlyEmployee::getHours() const
+{
+ return hours;
+
+} // end function getHours
+
+// return wage
+double HourlyEmployee::getWage() const
+{
+ return wage;
+
+} // end function getWage
+
+// get hourly worker's pay
+double HourlyEmployee::earnings() const
+{
+ if ( hours <= 40 ) // no overtime
+ return wage * hours;
+ else // overtime is paid at wage * 1.5
+ return 40 * wage + ( hours - 40 ) * wage * 1.5;
+
+} // end function earnings
+
+// print hourly worker's information
+void HourlyEmployee::print() const
+{
+ cout << "\nhourly employee: ";
+ Employee::print(); // code reuse
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/hourly.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/hourly.h new file mode 100644 index 0000000..a74d4ce --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/hourly.h @@ -0,0 +1,44 @@ +// Fig. 10.27: hourly.h
+// HourlyEmployee class definition.
+#ifndef HOURLY_H
+#define HOURLY_H
+
+#include "employee.h" // Employee class definition
+
+class HourlyEmployee : public Employee {
+
+public:
+ HourlyEmployee( const string &, const string &,
+ const string &, double = 0.0, double = 0.0);
+
+ void setWage( double );
+ double getWage() const;
+
+ void setHours( double );
+ double getHours() const;
+
+ virtual double earnings() const;
+ virtual void print() const;
+
+private:
+ double wage; // wage per hour
+ double hours; // hours worked for week
+
+}; // end class HourlyEmployee
+
+#endif // HOURLY_H
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/salaried.cpp b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/salaried.cpp new file mode 100644 index 0000000..3b9ed98 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/salaried.cpp @@ -0,0 +1,61 @@ +// Fig. 10.26: salaried.cpp
+// SalariedEmployee class member-function definitions.
+#include <iostream>
+
+using std::cout;
+
+#include "salaried.h" // SalariedEmployee class definition
+
+// SalariedEmployee constructor
+SalariedEmployee::SalariedEmployee( const string &first,
+ const string &last, const string &socialSecurityNumber,
+ double salary )
+ : Employee( first, last, socialSecurityNumber )
+{
+ setWeeklySalary( salary );
+
+} // end SalariedEmployee constructor
+
+// set salaried worker's salary
+void SalariedEmployee::setWeeklySalary( double salary )
+{
+ weeklySalary = salary < 0.0 ? 0.0 : salary;
+
+} // end function setWeeklySalary
+
+// calculate salaried worker's pay
+double SalariedEmployee::earnings() const
+{
+ return getWeeklySalary();
+
+} // end function earnings
+
+// return salaried worker's salary
+double SalariedEmployee::getWeeklySalary() const
+{
+ return weeklySalary;
+
+} // end function getWeeklySalary
+
+// print salaried worker's name
+void SalariedEmployee::print() const
+{
+ cout << "\nsalaried employee: ";
+ Employee::print(); // code reuse
+
+} // end function print
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file diff --git a/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/salaried.h b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/salaried.h new file mode 100644 index 0000000..80b2595 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/2_ch10/fig10_23_33/salaried.h @@ -0,0 +1,40 @@ +// Fig. 10.25: salaried.h
+// SalariedEmployee class derived from Employee.
+#ifndef SALARIED_H
+#define SALARIED_H
+
+#include "employee.h" // Employee class definition
+
+class SalariedEmployee : public Employee {
+
+public:
+ SalariedEmployee( const string &, const string &,
+ const string &, double = 0.0 );
+
+ void setWeeklySalary( double );
+ double getWeeklySalary() const;
+
+ virtual double earnings() const;
+ virtual void print() const; // "salaried employee: "
+
+private:
+ double weeklySalary;
+
+}; // end class SalariedEmployee
+
+#endif // SALARIED_H
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
\ No newline at end of file |