/******************************************************************************
** program name: Restaurant order system **
** Author:
** Date: 2014/06/21 **
** Description: This program imitating restaurant order system **
******************************************************************************/
#include <iostream>
#include <string>
#include <fstream>
#include <windows.h>
using namespace std;
// ==============================Menu class=====================================
class Menu
{
private:
string m_strFoodName; // save food name
int m_nFoodNum; // save food number
float m_fPrice; // save food price
string m_strKind; // sacve food kind
int m_nFoodCount; // count how many foods have been selceted
public:
void drawFoodMenu();// display a food data menu
void drawSelectedMenu(); // display a food data menu that has been selected
string getName(); // return the food name
int getNum(); // return the food number
float getPrice();
string getKind();
int getCount();
void setName(string name);
void setNum(int num);
void setPrice(float price);
void setKind(string kind);
void setCount(int count);
public:
Menu();
~Menu();
};
Menu::Menu(){}
Menu::~Menu(){}
// display the number,kind,name and price of food menu
void Menu::drawFoodMenu()
{
cout<<m_nFoodNum<<"\t "<<m_strKind<<"\t "<<m_strFoodName<<"\t "<<m_fPrice<<endl;
}
// display the food list data that have been selected
void Menu::drawSelectedMenu()
{
cout<<m_nFoodNum<<"\t "<<m_strKind<<"\t "<<m_strFoodName<<"\t "<<m_fPrice<<"\t "<<m_nFoodCount<<endl;
}
int Menu::getCount()
{
return m_nFoodCount;
}
string Menu::getKind()
{
return m_strKind;
}
string Menu::getName()
{
return m_strFoodName;
}
int Menu::getNum()
{
return m_nFoodNum;
}
float Menu::getPrice()
{
return m_fPrice;
}
void Menu::setCount(int count)
{
m_nFoodCount = count;
}
void Menu::setKind(string kind)
{
m_strKind = kind;
}
void Menu::setName(string name)
{
m_strFoodName = name;
}
void Menu::setNum(int num)
{
m_nFoodNum = num;
}
void Menu::setPrice(float price)
{
m_fPrice = price;
}
// ==========================================================================
// ============================Function Definition===========================
void drawMainMenu(); // display main menu
void getFoodDataFromFile(char* file,Menu menu[],int n); // get the data from file and return with menu array
void showRecommendedFood(Menu menu[]);
void showNewFood(Menu menu[]);
void showAllFood(Menu menu[],int n);
void selectFood(Menu menu[]);
void drawSubMenu();
void showSelectedFood(int arr1[],int arr2[],Menu menu[],int n);
void countMoney(Menu menu[],int arr1[],int arr2[],int n);
// =============================================================================
// ============================Function implementation=======================
void drawMainMenu()
{
system("cls");
cout<<"\t********************************************************"<<endl;
cout<<"\t Welcome to our restaurant"<<endl;
cout<<"\t********************************************************"<<endl;
cout<<endl;
cout<<"\t 1 > * Recommended food * "<<endl;
cout<<"\t 2 > * New food * "<<endl;
cout<<"\t 3 > * All food * "<<endl;
cout<<"\t 4 > * Select food * "<<endl;
cout<<"\t 0 > * Exit * "<<endl;
cout<<endl;
}
void getFoodDataFromFile(char* file,Menu menu[],int n)
{
int num;
string name,kind;
float price;
ifstream f(file); // open file
for(int i = 0;i < n;i++)
{
f>>num>>kind>>name>>price;
// cout<<"\t"<<num<<"\t "<<kind<<"\t "<<name<<"\t "<<price<<endl;
menu[i].setNum(num);
menu[i].setKind(kind);
menu[i].setName(name);
menu[i].setPrice(price);
}
f.close();
}
void showRecommendedFood(Menu menu[])
{
cout<<"Number"<<"\t "<<"Kind"<<"\t "<<"FoodName"<<"\t "<<"Price"<<endl;
cout<<"------------------------------------------------------------"<<endl;
for(int i = 0;i < 15;i++)
{
if(0 == i % 2)
menu[i].drawFoodMenu();
}
}
void showNewFood(Menu menu[])
{
cout<<"Number"<<"\t "<<"Kind"<<"\t "<<"FoodName"<<"\t "<<"Price"<<endl;
cout<<"------------------------------------------------------------"<<endl;
for(int i = 0;i < 5;i++)
menu[i].drawFoodMenu();
}
void showAllFood(Menu menu[],int n)
{
cout<<"Number"<<"\t "<<"Kind"<<"\t "<<"FoodName"<<"\t "<<"Price"<<endl;
cout<<"------------------------------------------------------------"<<endl;
for(int i = 0;i < n;i++)
menu[i].drawFoodMenu();
}
void selectFood(Menu menu[])
{
int food_all;
int food_count;
int food_number;
int food_count_arr[10];
int food_number_arr[10];
int choice;
showAllFood(menu,15);
cout<<"how many dishes do you want(<=10): "<<endl;
cin>>food_all;
for(int i = 0;i < food_all;i++)
{
cout<<"please input No."<<i+1<<"food number: ";
cin>>food_number;
cout<<"and input how many this dishes you want: ";
cin>>food_count;
food_count_arr[i] = food_count;
food_number_arr[i] = food_number;
}
drawSubMenu();
cout<<"please enter choice: ";
cin>>choice;
while(1)
{
switch(choice)
{
case 0:
break;
case 1:
showSelectedFood(food_number_arr,food_count_arr,menu,food_all);
break;
case 2:
countMoney(menu,food_number_arr,food_count_arr,food_all);
break;
default:
cout<<"wrong choice,please chose again"<<endl;
Sleep(2000);
break;
}
cout<<"any nuber key(1~9) to go on,0 back: ";
cin>>choice;
if(0 == choice)
break;
}
}
void drawSubMenu()
{
cout<<"-----------------------------"<<endl;
cout<<"\t 1 > Out put selected dishes"<<endl;
cout<<"\t 2 > Calculation of consumption"<<endl;
cout<<"\t 0 > Back"<<endl;
cout<<"-----------------------------"<<endl;
}
void showSelectedFood(int arr1[],int arr2[],Menu menu[],int n)
{
cout<<"Number"<<"\t "<<"Kind"<<"\t "<<"FoodName"<<"\t "<<"Price"<<"\t"<<"Count"<<endl;
for(int i = 0;i < n;i++)
{
for(int j = 0;j < 15;j++)
{
if(arr1[i] == menu[j].getNum())
{
menu[j].setCount(arr2[i]);
menu[j].drawSelectedMenu();
}
}
}
}
void countMoney(Menu menu[],int arr1[],int arr2[],int n)
{
int sum = 0;
for(int i = 0;i < n;i++)
{
for(int j = 0;j < 15;j++)
{
if(arr1[i] == menu[j].getNum())
{
menu[j].setCount(arr2[i]);
sum += sum + menu[j].getPrice() * menu[j].getCount();
}
}
}
cout<<"you shoule pay ￥:"<<sum<<endl;
}
// ============================MAIN function=================================
void main()
{
int choice; // save user choice
Menu menu[15]; // create 15 menu class object
getFoodDataFromFile("menu.txt",menu,15);
while(1)
{
drawMainMenu();
cout<<"chose menu number: ";
cin>>choice;
switch(choice)
{
case 0:
break;
case 1:
showRecommendedFood(menu);
break;
case 2:
showNewFood(menu);
break;
case 3:
showAllFood(menu,15);
break;
case 4:
selectFood(menu);
drawMainMenu();
break;
default:
cout<<"wrong choice,please chose again"<<endl;
Sleep(2000);
break;
}
cout<<"any nuber key(1~9) to go on,0 exit: ";
cin>>choice;
if(0 == choice)
break;
}
cout<<"**************************************************"<<endl;
cout<<"\tThank you for your arraival"<<endl;
cout<<"**************************************************"<<endl;
return ;
}
<img src="http://img.blog.csdn.net/20140621203443984?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxNDAyMDM0MA==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast" alt="" />
<img src="http://img.blog.csdn.net/20140621203514375?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxNDAyMDM0MA==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast" alt="" />
<img src="http://img.blog.csdn.net/20140621203538328?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxNDAyMDM0MA==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast" alt="" />
<img src="http://img.blog.csdn.net/20140621203556078?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxNDAyMDM0MA==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast" alt="" />
<img src="http://img.blog.csdn.net/20140621203609734?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxNDAyMDM0MA==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast" alt="" />
<img src="http://img.blog.csdn.net/20140621203632546?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxNDAyMDM0MA==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast" alt="" />