box.h

来自「一本语言类编程书籍」· C头文件 代码 · 共 20 行

// Box.h
#ifndef BOX_H
#define BOX_H

#include "Vessel.h"

class Box : public Vessel {
  public:
    Box(double lengthValue = 1.0, double widthValue = 1.0, double heightValue = 1.0);

    // Function to calculate the volume of a Box object
    virtual double volume() const;

  protected:
    double length;
    double width;
    double height;
};

#endif