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C:/temp/src/j2k/Beta/Geometry/Linear/PRISM.HPP

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// Definition of class JPrism
#ifndef __J2K__JPrism_HPP__
#define __J2K__JPrism_HPP__

#include <j2k/Fred/Geometry/JCircle.hpp>

class JPrism {
public:
   // default constructor
   JPrism( double h = 0.0, double r = 0.0,
             int x = 0, int y = 0 );

   void   setHeight( double Height );  // set height
   double getHeight() const;           // return height
   double area()      const;           // calculate and return area
   double volume()    const;           // calculate and return volume

   // Output JPrism dimensions
   friend ostream&  operator<<( ostream &output, const JPrism &pr ) {
     output << pr.rc << "; Height = " << pr.height;
     return output;                              // enables cascaded calls
   }

protected:
   JRectangle rc;                       // JRectangle ( x, y, length )
   double height;             // height of the JPrism

   double area_cache;                  // Area   cache valid > 0.0
   double volume_cache;                // Volume cache valid > 0.0
   
};

#endif

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