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visitor.cpp
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50 lines (41 loc) · 1.11 KB
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#include "Visitor.h"
#include "Element.h"
/***** Customer *******/
Customer::Customer(){
this->name = "";
}
Customer::Customer(string iName){
this->name = iName;
}
void Customer::setNum(Apple* apple, int iNum){
apple->setNum(iNum);
}
void Customer::setNum(Book* book, int iNum){
book->setNum(iNum);
}
void Customer::visit(Apple* apple){
int price = apple->getPrice();
printf(" %s \t单价: \t%d 元/kg\n", apple->getName().c_str(), apple->getPrice());
}
void Customer::visit(Book* book){
int price = book->getPrice();
string name = book->getName();
printf(" 《%s》\t单价: \t%d 元/本\n", book->getName().c_str(), book->getPrice());
}
/***** Cashier *******/
Cashier::Cashier(){
}
void Cashier::visit(Apple* apple){
string name = apple->getName();
int price = apple->getPrice();
int num = apple->getNum();
int total = price*num;
printf(" %s 总价： %d 元\n", name.c_str(), total);
}
void Cashier::visit(Book* book){
int price = book->getPrice();
string name = book->getName();
int num = book->getNum();
int total = price*num;
printf(" 《%s》 总价： %d 元\n", name.c_str(), total);
}