dll sample Bmi.cpp

Bmi.cpp

#include "Bmi.h"
#include <stdexcept>

namespace MyUtil
{

    Bmi::Bmi(const std::string name, const double height, const double weight)
        :name_(name), height_(height), weight_(weight), bmi_(0.0)
    {
    }

    std::string Bmi::calc()
    {
        std::string message;
        if (height_ == 0.0) std::invalid_argument("Cannot devide by zero!");
        bmi_ = weight_ / (height_ * height_);
        if (bmi_ < BmiBoundLow)
        {
            message = "低体重";
        }
        else if (bmi_ < BmiBoundNormal)
        {
            message = "普通体重";
        }
        else if (bmi_ < BmiBoundHighLv1)
        {
            message = "肥満(1度)";
        }
        else if (bmi_ < BmiBoundHighLv2)
        {
            message = "肥満(2度)";
        }
        else if (bmi_ < BmiBoundHighLv3)
        {
            message = "肥満(3度)";
        }
        else
        {
            message = "肥満(4度)";
        }
        return message;
    }

    std::string Bmi::getName()
    {
        return name_;
    }

    double Bmi::getBmi()
    {
        return bmi_;
    }

}