任务一
publisher.hpp
1 #pragma once
2
3 #include <iostream>
4 #include <string>
5
6 using std::cout;
7 using std::endl;
8 using std::string;
9
10 // 发行/出版物类：Publisher （抽象类）
11 class Publisher {
12 public:
13 Publisher(const string &s = ""); // 构造函数
14
15 public:
16 virtual void publish() = 0; // 纯虚函数，作为接口继承
17
18 protected:
19 string name; // 发行/出版物名称
20 };
21
22 Publisher::Publisher(const string &s): name {s} {
23 }
24
25
26 // 图书类: Book
27 class Book: public Publisher {
28 public:
29 Book(const string &s = "", const string &a = ""); // 构造函数
30
31 public:
32 void publish() override; // 接口
33 void read(); // 派生类新增接口
34
35 private:
36 string author; // 作者
37 };
38
39 Book::Book(const string &s, const string &a): Publisher{s}, author{a} {
40 }
41
42 void Book::publish() {
43 cout << "Publishing book: " << name << " by " << author << endl;
44 }
45
46 void Book::read() {
47 cout << "Reading book: " << name << " by " << author << endl;
48 }
49
50
51 // 电影类: Film
52 class Film: public Publisher {
53 public:
54 Film(const string &s = "", const string &d = ""); // 构造函数
55
56 public:
57 void publish() override; // 接口
58 void watch(); // 派生类新增接口
59
60 private:
61 string director; // 导演
62 };
63
64 Film::Film(const string &s, const string &d): Publisher{s}, director{s} {
65 }
66
67 void Film::publish() {
68 cout << "Publishing film: " << name << " directed by " << director << endl;
69 }
70
71 void Film::watch() {
72 cout << "Watching film: " << name << " directed by " << director << endl;
73 }
74
75
76 // 音乐类：Music
77 class Music: public Publisher {
78 public:
79 Music(const string &s = "", const string &a = "");
80
81 public:
82 void publish() override; // 接口
83 void listen(); // 派生类新增接口
84
85 private:
86 string artist; // 音乐艺术家名称
87 };
88
89 Music::Music(const string &s, const string &a): Publisher{s}, artist{a} {
90 }
91
92 void Music::publish() {
93 cout << "Publishing music " << name << " by " << artist << endl;
94 }
95
96 void Music::listen() {
97 cout << "Listening to music: " << name << " by " << artist << endl;
98 }
View Code
task1.cpp
1 #include "publisher.hpp"
2 #include <vector>
3 #include <typeinfo>
4
5 using std::vector;
6
7 void func(Publisher *ptr) {
8 cout << "pointer type: " << typeid(ptr).name() << endl;
9 cout << "RTTI type: " << typeid(*ptr).name() << endl;
10
11 ptr->publish();
12 }
13
14 void test() {
15 Publisher *ptr;
16
17 cout << "测试1: \n";
18 Book book{"Harry Potter", "J.K. Rowling"};
19 ptr = &book;
20 func(ptr);
21 book.read();
22
23 cout << "\n测试2: \n";
24 Film film{"The Godfather", "Francis Ford Coppola"};
25 ptr = &film;
26 func(ptr);
27 film.watch();
28
29 cout << "\n测试3: \n";
30 Music music{"Blowing in the wind", "Bob Dylan"};
31 ptr = &music;
32 func(ptr);
33 music.listen();
34 }
35
36 int main() {
37 test();
38 }
View Code
任务二
complex.hpp
1 #pragma once
2
3 #include <iostream>
4
5 class Complex {
6 public:
7 Complex(double r = 0, double i = 0): real{r}, imag{i} {}
8 Complex(const Complex &c): real{c.real}, imag{c.imag} {}
9 ~Complex() = default;
10
11 public:
12 double get_real() const { return real; }
13 double get_imag() const { return imag; }
14
15 Complex& operator+=(const Complex &c);
16
17 friend Complex operator+(const Complex &c1, const Complex &c2);
18 friend bool operator==(const Complex &c1, const Complex &c2);
19
20 friend std::ostream& operator<<(std::ostream &os, const Complex &c);
21 friend std::istream& operator>>(std::istream &is, Complex &c);
22
23 private:
24 double real, imag;
25 };
26
27 //=====================成员函数=================
28 // 重载运算符+=为成员函数, 支持c1 += c2这样的操作
29 Complex& Complex::operator+=(const Complex &c) {
30 real += c.real;
31 imag += c.imag;
32
33 return *this;
34 }
35
36 // =====================普通函数=====================
37 // 重载运算符+为普通函数，支持c1 + c2这样的操作
38 Complex operator+(const Complex &c1, const Complex &c2) {
39 return Complex(c1.get_real() + c2.get_real(),
40 c1.get_imag() + c2.get_imag());
41 }
42
43 // 重载运算符==为普通函数，支持c1 == c2这样的操作
44 bool operator==(const Complex &c1, const Complex &c2) {
45 return (c1.get_real() == c2.get_real() && c1.get_imag() == c2.get_imag());
46 }
47
48 // =====================友元函数=====================
49 // 重载插入运算符<<为友元函数，支持类似cout << c1 << c2这样的操作
50 std::ostream& operator<<(std::ostream &os, const Complex &c) {
51 if(c.imag >= 0)
52 os << c.real << " + " << c.imag << "i";
53 else
54 os << c.real << " - " << -c.imag << "i";
55
56 return os;
57 }
58
59 // 重载提取运算符>>为友元函数，支持类似cin >> c1 >> c2这样的操作
60 std::istream& operator>>(std::istream &is, Complex &c) {
61 is >> c.real >> c.imag;
62
63 return is;
64 }
View Code
task2.cpp
1 #include <iostream>
2 #include "complex.hpp"
3
4 void test() {
5 using namespace std;
6
7 Complex c1;
8 cout << "Enter c1: ";
9 cin >> c1;
10 cout << "c1 = " << c1 << endl;
11
12 Complex c2{1.5}, c3{1.5, 3}, c4{c3};
13 cout << "c2 = " << c2 << endl;
14 cout << "c3 = " << c3 << endl;
15 cout << "c4 = " << c4 << endl;
16 cout << "c3 == c4: " << boolalpha << (c3 == c4) << endl;
17
18 cout << "c1 + c2 = " << c1 + c2 << endl;
19 c1 += c2;
20 cout << "c1 = " << c1 << endl;
21 cout << c1.get_real() << " " << c1.get_imag() << endl;
22 }
23
24 int main() {
25 test();
26 }
View Code
任务三
pets.hpp
1 #include<iostream>
2 #include<string>
3 using namespace std;
4 class MachinePets
5 {
6 private:
7 string nickname;
8 public:
9 MachinePets(const string s) :nickname{ s } {}
10 string get_nickname() const { return nickname; }
11 virtual string talk() = 0;
12 };
13 class PetCats :public MachinePets
14 {
15 public:
16 PetCats(const string s) :MachinePets{ s } {}
17 string talk()
18 {
19 return "miao wu~";
20 }
21
22
23 };
24 class PetDogs:public MachinePets
25 {
26 public:
27 PetDogs(const string s) :MachinePets{ s } {}
28 string talk()
29 {
30 return "wang wang~";
31 }
32
33 };
View Code
task3.cpp
1 #include <iostream>
2 #include"machinepets.hpp"
3
4 void play(MachinePets &obj) {
5 std::cout << obj.get_nickname() << " says " << obj.talk() << std::endl;
6 }
7
8 void test() {
9 PetCats cat("miku");
10 PetDogs dog("da huang");
11
12 play( cat );
13 play( dog );
14 }
15
16 int main() {
17 test();
18 }
View Code
任务四
task4.cpp
1 #include<iostream>
2 #include<string>
3 #include <iomanip>
4 using namespace std;
5 class Person
6 {
7 private:
8 string name;
9 string telephone;
10 string email;
11 public:
12 Person(string name, string telephone)
13 {
14 this->name = name;
15 this->telephone = telephone;
16 }
17 Person()
18 {
19 this->name = name; this->telephone = telephone; this->email = email;
20 }
21 Person(const Person &s);
22 void update_telephone()
23 {
24 cout << "输入电话号码：";
25 cout<< telephone;
26 cout << endl << "电话号码更新成功" << endl;
27 }
28 void update_email();
29 friend std::ostream& operator<<(std::ostream& out, const Person& t)
30 {
31 out << "name:" << t.name << endl;
32 out << "telephone:" << t.telephone << endl;
33 out << "email:" << t.email << endl;
34 return out;
35 }
36 friend std::istream& operator>>(std::istream& in, Person& t)
37 {
38 in >> t.name >> t.telephone >> t.email;
39 cout << endl;
40 return in;
41 }
42 friend bool operator==(const Person& s1, const Person& s2)
43 {
44 if (s1.name == s2.name && s1.telephone == s2.telephone && s1.email == s2.email)
45 return 1;
46 else
47 return 0;
48 }
49 };
50 Person::Person(const Person &s)
51 {
52 name = s.name; telephone =s.telephone; email = s.email;
53 }
View Code
Person.hpp
1 #include <iostream>
2 #include <vector>
3 #include "Person.hpp"
4
5 void test() {
6 using namespace std;
7
8 vector<Person> phone_book;
9 Person p;
10
11 cout << "输入一组联系人的联系方式，E直至按下Ctrl+Z终止\n";
12 while(cin >> p)
13 phone_book.push_back(p);
14
15 cout << "\n更新phone_book中索引为0的联系人的手机号、邮箱:\n";
16 phone_book.at(0).update_telephone();
17 phone_book.at(0).update_email();
18
19 cout << "\n测试两个联系人是否是同一个:\n";
20 cout << boolalpha << (phone_book.at(0) == phone_book.at(1)) << endl;
21 }
22
23 int main() {
24 test();
25 }
View Code
任务五
date.h
1 class Date
2 {
3 private:
4 int year;
5 int month;
6 int day;
7 int totalDays;
8 public:
9 Date(int year, int month, int day);
10 int getYear() const { return year; }
11 int getMonth() const { return month; }
12 int getDay() const { return day; }
13 int getMaxDay() const;
14 bool isLeapYear() const
15 {
16 return year % 4 == 0 && year % 100 != 0 || year % 400 == 0;
17 }
18 void show() const;
19 int operator-(const Date& date) const
20 {
21 return totalDays - date.totalDays;
22 }
23 };
View Code
account.h
1 #include"date.h"
2 #include"accumulator.h"
3 #include<string>
4 class Account
5 {
6 private:
7 std::string id;
8 double balance;
9 static double total;
10 protected:
11 Account(const Date& date, const std::string& id);
12 void record(const Date& date, double amount, const std::string& desc);
13 void error(const std::string& msg) const;
14 public:
15 const std::string& getId() const { return id; }
16 double getBalance() const { return balance; }
17 static double getToal() { return total; }
18 virtual void deposit(const Date& date, double amount, const std::string& desc) = 0;
19 virtual void withdraw(const Date& date, double amount, const std::string& desc) = 0;
20 virtual void settle(const Date& date);
21 virtual void show() const;
22 };
23 class SavingsAccount :public Account
24 {
25 private:
26 Accumulator acc;
27 double rate;
28 public:
29 SavingsAccount(const Date& date, const std::string& id, double rate);
30 double getRate() const { return rate; }
31 void deposit(const Date& date, double amount, const std::string& desc);
32 void withdraw(const Date& date, double amount, const std::string& desc);
33 void settle(const Date& date);
34 };
35 class CreditAccount :public Account
36 {
37 private:
38 Accumulator acc;
39 double credit;
40 double rate;
41 double fee;
42 double getDebt() const
43 {
44 double balance = getBalance();
45 return(balance < 0 ? balance : 0);
46 }
47 public:
48 CreditAccount(const Date& date, const std::string& id, double credit, double rate, double fee);
49 double getCredit() const { return credit; }
50 double getRate() const { return rate; }
51 double getFee() const { return fee; }
52 double getAvailableCredit() const {
53 if (getBalance() < 0)
54 return credit + getBalance();
55 else
56 return credit;
57 }
58 void deposit(const Date& date, double amount, const std::string& desc);
59 void withdraw(const Date& date, double amount, const std::string& desc);
60 void settle(const Date& date);
61 void show() const;
62 };
View Code
accumulator.h
1 #include"date.h"
2 class Accumulator
3 {
4 private:
5 Date lastDate;
6 double value;
7 double sum;
8 public:
9 Accumulator(const Date& date, double value) :lastDate(date), value(value), sum(0) {}
10 double getSum(const Date& date) const
11 {
12 return sum + value * (date - lastDate);
13 }
14 void change(const Date& date, double value)
15 {
16 sum = getSum(date);
17 lastDate = date; this->value = value; sum = 0;
18 }
19 void reset(const Date& date, double value)
20 {
21 lastDate = date; this->value = value;
22 }
23 };
View Code
date.cpp
1 #include"date.h"
2 #include<iostream>
3 #include<cstdlib>
4 using namespace std;
5 namespace
6 {
7 const int DAYS_BEFORE_MONTH[] = { 0,31,59,90,120,151,181,212,243,273,304,334,365 };
8 }
9 Date::Date(int year, int month, int day) :year(year), month(month), day(day)
10 {
11 if (day <= 0 || day > getMaxDay())
12 {
13 cout << "INvalid date:";
14 show();
15 cout << endl;
16 exit(1);
17 }
18 int years = year - 1;
19 totalDays = years * 365 + years / 4 - years / 100 + years / 400 + DAYS_BEFORE_MONTH[month - 1] + day;
20 if (isLeapYear() && month > 2) totalDays++;
21 }
22 int Date::getMaxDay() const
23 {
24 if (isLeapYear() && month == 2)
25 return 29;
26 else
27 return DAYS_BEFORE_MONTH[month] - DAYS_BEFORE_MONTH[month - 1];
28 }
29 void Date::show() const
30 {
31 cout << getYear() << "-" << getMonth() << "-" << getDay();
32 }
View Code
account.cpp
1 #include"account.h"
2 #include<cmath>
3 #include<iostream>
4 using namespace std;
5 double Account::total = 0;
6 Account::Account(const Date& date, const std::string& id) :id(id), balance(0)
7 {
8 date.show(); cout << "\t#" << id << "created" << endl;
9 }
10 void Account::record(const Date& date, double amount, const string& desc)
11 {
12 amount = floor(amount * 100 + 0.5) / 100;
13 balance += amount; total += amount;
14 date.show();
15 cout << "\t#" << id << "\t" << amount << "\t" << balance << "\t" << desc << endl;
16 }
17 void Account::show() const { cout << id << "\tBalance:" << balance; }
18 void Account::error(const string& msg) const
19 {
20 cout << "Error(#" << id << "):" << msg << endl;
21 }
22 SavingsAccount::SavingsAccount(const Date& date, const string& id, double rate) :Account(date, id), rate(rate), acc(date, 0) {
23 }
24 void SavingsAccount::deposit(const Date& date, double amount, const string& desc)
25 {
26 record(date, amount, desc);
27 acc.change(date, getBalance());
28 }
29 void SavingsAccount::withdraw(const Date& date, double amount, const string& desc)
30 {
31 if (amount > getBalance())
32 {
33 error("not enough money");
34 }
35 else
36 {
37 record(date, -amount, desc);
38 acc.change(date, getBalance());
39 }
40 }
41 void SavingsAccount::settle(const Date& date)
42 {
43 if (date.getMonth() == 1)
44 {
45 double interest = acc.getSum(date) * rate / (date - Date(date.getYear() - 1, 1, 1));
46 if (interest != 0) record(date, interest, "interest");
47 acc.reset(date, getBalance());
48 }
49 }
50 CreditAccount::CreditAccount(const Date& date, const string& id, double credit, double rate, double fee) :Account(date, id), credit(credit), rate(rate), fee(fee), acc(date, 0) {
51 }
52 void CreditAccount::deposit(const Date& date, double amount, const string& desc)
53 {
54 record(date, amount, desc);
55 acc.change(date, getDebt());
56 }
57 void CreditAccount::withdraw(const Date& date, double amount, const string& desc)
58 {
59 if (amount - getBalance() > credit)
60 {
61 error("not enough credit");
62 }
63 else
64 {
65 record(date, -amount, desc);
66 acc.change(date, getDebt());
67 }
68 }
69 void CreditAccount::settle(const Date& date)
70 {
71 double interest = acc.getSum(date) * rate;
72 if (interest != 0) record(date, interest, "interest");
73 if (date.getMonth() == 1) record(date, -fee, "annual fee");
74 acc.reset(date, getDebt());
75 }
76 void CreditAccount::show() const
77 {
78 Account::show();
79 cout << "\tAvailable credit:" << getAvailableCredit();
80 }
View Code
8.8.cpp
1 #include"account.h"
2 #include<iostream>
3 using namespace std;
4 int main()
5 {
6 Date date(2008, 11, 1);
7 SavingsAccount sa1(date, "s3755217", 0.015);
8 SavingsAccount sa2(date, "02342342", 0.015);
9 CreditAccount ca(date, "C5392394", 10000, 0.0005, 50);
10 Account* accounts[] = { &sa1,&sa2,&ca };
11 const int n = sizeof(accounts) / sizeof(Account*);
12 cout << "(d)deposit(w)withdraw(s)show(c)change day(n) next month(e) exit" << endl;
13 char cmd;
14 do {
15 date.show();
16 cout << "\tTotal:" << Account::getToal() << "\tcommand";
17 int index, day;
18 double amount; string desc;
19 cin >> cmd;
20 switch (cmd)
21 {
22 case'd':
23 cin >> index >> amount;
24 getline(cin, desc);
25 accounts[index]->deposit(date, amount, desc);
26 break;
27 case'w':
28 cin >> index >> amount;
29 getline(cin, desc);
30 accounts[index]->withdraw(date, amount, desc);
31 break;
32 case's':
33 for (int i = 0; i < n; i++)
34 {
35 cout << "[" << i << "]";
36 accounts[i]->show();
37 cout << endl;
38 }
39 break;
40 case'c':
41 cin >> day;
42 if (day << date.getDay())
43 cout << "You cannot specify a previous day";
44 else if (day > date.getMaxDay())
45 cout << "Invalid day";
46 else
47 date = Date(date.getYear(), date.getMonth(), day);
48 break;
49 case'n':
50 if (date.getMonth() == 12)
51 date = Date(date.getYear() + 1, 1, 1);
52 else
53 date = Date(date.getYear(), date.getMonth() + 1, 1);
54 for (int i = 0; i < n; i++)
55 accounts[i]->settle(date);
56 break;
57 }
58 } while (cmd != 'e');
59 return 0;
60 }
View Code
任务六
player.h
1 //=======================
2 // player.h
3 //=======================
4
5 // The base class of player
6 // including the general properties and methods related to a character
7
8 #ifndef _PLAYER
9 #define _PLAYER
10
11 #include <iomanip> // use for setting field width
12 #include <time.h> // use for generating random factor
13 #include "container.h"
14
15 enum job
16 {
17 sw,//jianke
18 ar,//gongjian
19 mg//fashi
20 }; /* define 3 jobs by enumerate type
21 sword man, archer, mage */
22 class player
23 {
24 friend void showinfo(player &p1, player &p2);
25 friend class swordsman;
26
27 protected:
28 int HP, HPmax, MP, MPmax, AP, DP, speed, EXP, LV;
29 // General properties of all characters
30 string name; // character name
31 job role; /* character's job, one of swordman, archer and mage,
32 as defined by the enumerate type */
33 container bag; // character's inventory
34
35 public:
36 virtual bool attack(player &p) = 0; // normal attack
37 virtual bool specialatt(player &p) = 0; // special attack
38 virtual void isLevelUp() = 0; // level up judgement
39 /* Attention!
40 These three methods are called "Pure virtual functions".
41 They have only declaration, but no definition.
42 The class with pure virtual functions are called "Abstract class", which can only be used to inherited, but not to constructor objects.
43 The detailed definition of these pure virtual functions will be given in subclasses. */
44
45 void reFill(); // character's HP and MP resume
46 bool death(); // report whether character is dead
47 void isDead(); // check whether character is dead
48 bool useHeal(); // consume heal, irrelevant to job
49 bool useMW(); // consume magic water, irrelevant to job
50 void transfer(player &p); // possess opponent's items after victory
51 void showRole(); // display character's job
52
53 private:
54 bool playerdeath; // whether character is dead, doesn't need to be accessed or inherited
55 };
56
57 #endif
View Code
player.cpp
1 //=======================
2 // player.cpp
3 //=======================
4 #include<player.h>
5 // character's HP and MP resume
6 void player::reFill()
7 {
8 HP = HPmax; // HP and MP fully recovered
9 MP = MPmax;
10 }
11
12 // report whether character is dead
13 bool player::death()
14 {
15 return playerdeath;
16 }
17
18 // check whether character is dead
19 void player::isDead()
20 {
21 if (HP <= 0) // HP less than 0, character is dead
22 {
23 cout << name << " is Dead." << endl;
24 system("pause");
25 playerdeath = 1; // give the label of death value 1
26 }
27 }
28
29 // consume heal, irrelevant to job
30 bool player::useHeal()
31 {
32 if (bag.nOfHeal() > 0)
33 {
34 HP = HP + 100;
35 if (HP > HPmax) // HP cannot be larger than maximum value
36 HP = HPmax; // so assign it to HPmax, if necessary
37 cout << name << " used Heal, HP increased by 100." << endl;
38 bag.useHeal(); // use heal
39 system("pause");
40 return 1; // usage of heal succeed
41 }
42 else // If no more heal in bag, cannot use
43 {
44 cout << "Sorry, you don't have heal to use." << endl;
45 system("pause");
46 return 0; // usage of heal failed
47 }
48 }
49
50 // consume magic water, irrelevant to job
51 bool player::useMW()
52 {
53 if (bag.nOfMW() > 0)
54 {
55 MP = MP + 100;
56 if (MP > MPmax)
57 MP = MPmax;
58 cout << name << " used Magic Water, MP increased by 100." << endl;
59 bag.useMW();
60 system("pause");
61 return 1; // usage of magic water succeed
62 }
63 else
64 {
65 cout << "Sorry, you don't have magic water to use." << endl;
66 system("pause");
67 return 0; // usage of magic water failed
68 }
69 }
70
71 // possess opponent's items after victory
72 void player::transfer(player &p)
73 {
74 cout << name << " got" << p.bag.nOfHeal() << " Heal, and " << p.bag.nOfMW() << " Magic Water." << endl;
75 system("pause");
76 // set the character's bag, get opponent's items
77 //3_ ? ? ? ? ? ? ? ? ? ? ?
78 bag.set(bag.nOfHeal()+p.bag.nOfHeal(),bag.nOfMW()+p.bag.nOfMW());
79
80 }
81
82 // display character's job
83 void player::showRole()
84 {
85 switch (role)
86 {
87 case sw:
88 cout << "Swordsman";
89 break;
90 case ar:
91 cout << "Archer";
92 break;
93 case mg:
94 cout << "Mage";
95 break;
96 default:
97 break;
98 }
99 }
100
101 // display character's job
102 void showinfo(player &p1, player &p2)//4_ ? ? ? ? ? ? ? ? ? ? ? ? ? ?
103 {
104 system("cls");
105 cout << "##############################################################" << endl;
106 cout << "# Player" << setw(10) << p1.name << " LV. " << setw(3) << p1.LV
107 << " # Opponent" << setw(10) << p2.name << " LV. " << setw(3) << p2.LV << " #" << endl;
108 cout << "# HP " << setw(3) << (p1.HP <= 999 ? p1.HP : 999) << '/' << setw(3) << (p1.HPmax <= 999 ? p1.HPmax : 999)
109 << " | MP " << setw(3) << (p1.MP <= 999 ? p1.MP : 999) << '/' << setw(3) << (p1.MPmax <= 999 ? p1.MPmax : 999)
110 << " # HP " << setw(3) << (p2.HP <= 999 ? p2.HP : 999) << '/' << setw(3) << (p2.HPmax <= 999 ? p2.HPmax : 999)
111 << " | MP " << setw(3) << (p2.MP <= 999 ? p2.MP : 999) << '/' << setw(3) << (p2.MPmax <= 999 ? p2.MPmax : 999) << " #" << endl;
112 cout << "# AP " << setw(3) << (p1.AP <= 999 ? p1.AP : 999)
113 << " | DP " << setw(3) << (p1.DP <= 999 ? p1.DP : 999)
114 << " | speed " << setw(3) << (p1.speed <= 999 ? p1.speed : 999)
115 << " # AP " << setw(3) << (p2.AP <= 999 ? p2.AP : 999)
116 << " | DP " << setw(3) << (p2.DP <= 999 ? p2.DP : 999)
117 << " | speed " << setw(3) << (p2.speed <= 999 ? p2.speed : 999) << " #" << endl;
118 cout << "# EXP" << setw(7) << p1.EXP << " Job: " << setw(7);
119 p1.showRole();
120 cout << " # EXP" << setw(7) << p2.EXP << " Job: " << setw(7);
121 p2.showRole();
122 cout << " #" << endl;
123 cout << "--------------------------------------------------------------" << endl;
124 p1.bag.display();
125 cout << "##############################################################" << endl;
126 }
View Code
swordsman.h
1 //=======================
2 // swordsman.h
3 //=======================
4
5 // Derived from base class player
6 // For the job Swordsman
7
8 #include "player.h"
9 class swordsman :public player// 5_ ? ? ? ? ? ? ? ? ? // subclass swordsman publicly inherited from base player
10 {
11 public:
12 swordsman(int lv_in = 1, string name_in = "Not Given");
13 // constructor with default level of 1 and name of "Not given"
14 void isLevelUp();
15 bool attack(player &p);
16 bool specialatt(player &p);
17 /* These three are derived from the pure virtual functions of base class
18 The definition of them will be given in this subclass. */
19 void AI(player &p); // Computer opponent
20 };
View Code
swordsman.cpp
1 //=======================
2 // swordsman.cpp
3 //=======================
4
5 // constructor. default values don't need to be repeated here
6 swordsman::swordsman(int lv_in, string name_in)
7 {
8 role = sw; // enumerate type of job
9 LV = lv_in;
10 name = name_in;
11
12 // Initialising the character's properties, based on his level
13 HPmax = 150 + 8 * (LV - 1); // HP increases 8 point2 per level
14 HP = HPmax;
15 MPmax = 75 + 2 * (LV - 1); // MP increases 2 points per level
16 MP = MPmax;
17 AP = 25 + 4 * (LV - 1); // AP increases 4 points per level
18 DP = 25 + 4 * (LV - 1); // DP increases 4 points per level
19 speed = 25 + 2 * (LV - 1); // speed increases 2 points per level
20
21 playerdeath = 0;
22 EXP = LV * LV * 75;
23 bag.set(lv_in, lv_in);
24 }
25
26 void swordsman::isLevelUp()
27 {
28 if (EXP >= LV * LV * 75)
29 {
30 LV++;
31 AP += 4;
32 DP += 4;
33 HPmax += 8;
34 MPmax += 2;
35 speed += 2;
36 cout << name << " Level UP!" << endl;
37 cout << "HP improved 8 points to " << HPmax << endl;
38 cout << "MP improved 2 points to " << MPmax << endl;
39 cout << "Speed improved 2 points to " << speed << endl;
40 cout << "AP improved 4 points to " << AP << endl;
41 cout << "DP improved 5 points to " << DP << endl;
42 system("pause");
43 isLevelUp(); // recursively call this function, so the character can level up multiple times if got enough exp
44 }
45 }
46
47 bool swordsman::attack(player &p)
48 {
49 double HPtemp = 0; // opponent's HP decrement
50 double EXPtemp = 0; // player obtained exp
51 double hit = 1; // attach factor, probably give critical attack
52 srand((unsigned)time(NULL)); // generating random seed based on system time
53
54 // If speed greater than opponent, you have some possibility to do double attack
55 if ((speed > p.speed) && (rand() % 100 < (speed - p.speed))) // rand()%100 means generates a number no greater than 100
56 {
57 HPtemp = (int)((1.0 * AP / p.DP) * AP * 5 / (rand() % 4 + 10)); // opponent's HP decrement calculated based their AP/DP, and uncertain chance
58 cout << name << "'s quick strike hit " << p.name << ", " << p.name << "'s HP decreased " << HPtemp << endl;
59 p.HP = int(p.HP - HPtemp);
60 EXPtemp = (int)(HPtemp * 1.2);
61 }
62
63 // If speed smaller than opponent, the opponent has possibility to evade
64 if ((speed < p.speed) && (rand() % 50 < 1))
65 {
66 cout << name << "'s attack has been evaded by " << p.name << endl;
67 system("pause");
68 return 1;
69 }
70
71 // 10% chance give critical attack
72 if (rand() % 100 <= 10)
73 {
74 hit = 1.5;
75 cout << "Critical attack: ";
76 }
77
78 // Normal attack
79 HPtemp = (int)((1.0 * AP / p.DP) * AP * 5 / (rand() % 4 + 10));
80 cout << name << " uses bash, " << p.name << "'s HP decreases " << HPtemp << endl;
81 EXPtemp = (int)(EXPtemp + HPtemp * 1.2);
82 p.HP = (int)(p.HP - HPtemp);
83 cout << name << " obtained " << EXPtemp << " experience." << endl;
84 EXP = (int)(EXP + EXPtemp);
85 system("pause");
86 return 1; // Attack success
87 }
88
89 bool swordsman::specialatt(player &p)
90 {
91 if (MP < 40)
92 {
93 cout << "You don't have enough magic points!" << endl;
94 system("pause");
95 return 0; // Attack failed
96 }
97 else
98 {
99 MP -= 40; // consume 40 MP to do special attack
100
101 // 10% chance opponent evades
102 if (rand() % 100 <= 10)
103 {
104 cout << name << "'s leap attack has been evaded by " << p.name << endl;
105 system("pause");
106 return 1;
107 }
108
109 double HPtemp = 0;
110 double EXPtemp = 0;
111 // double hit=1;
112 // srand(time(NULL));
113 HPtemp = (int)(AP * 1.2 + 20); // not related to opponent's DP
114 EXPtemp = (int)(HPtemp * 1.5); // special attack provides more experience
115 cout << name << " uses leap attack, " << p.name << "'s HP decreases " << HPtemp << endl;
116 cout << name << " obtained " << EXPtemp << " experience." << endl;
117 p.HP = (int)(p.HP - HPtemp);
118 EXP = (int)(EXP + EXPtemp);
119 system("pause");
120 }
121 return 1; // special attack succeed
122 }
123
124 // Computer opponent
125 void swordsman::AI(player &p)
126 {
127 if ((HP < (int)((1.0 * p.AP / DP) * p.AP * 1.5)) && (HP + 100 <= 1.1 * HPmax) && (bag.nOfHeal() > 0) && (HP > (int)((1.0 * p.AP / DP) * p.AP * 0.5)))
128 // AI's HP cannot sustain 3 rounds && not too lavish && still has heal && won't be killed in next round
129 {
130 useHeal();
131 }
132 else
133 {
134 if (MP >= 40 && HP > 0.5 * HPmax && rand() % 100 <= 30)
135 // AI has enough MP, it has 30% to make special attack
136 {
137 specialatt(p);
138 p.isDead(); // check whether player is dead
139 }
140 else
141 {
142 if (MP < 40 && HP > 0.5 * HPmax && bag.nOfMW())
143 // Not enough MP && HP is safe && still has magic water
144 {
145 useMW();
146 }
147 else
148 {
149 attack(p); // normal attack
150 p.isDead();
151 }
152 }
153 }
154 }
View Code
container.h
1 //=======================
2 // container.h
3 //=======================
4
5 // The so-called inventory of a player in RPG games
6 // contains two items, heal and magic water
7
8 #ifndef _CONTAINER//1_ ? ? ? ? ? ? ? ? ? ? ? ? ? // Conditional compilation
9 #define _CONTAINER
10
11 class container // Inventory
12 {
13 protected:
14 int numOfHeal; // number of heal
15 int numOfMW; // number of magic water
16 public:
17 container(); // constuctor
18 void set(int heal_n, int mw_n); // set the items numbers
19 int nOfHeal(); // get the number of heal
20 int nOfMW(); // get the number of magic water
21 void display(); // display the items;
22 bool useHeal(); // use heal
23 bool useMW(); // use magic water
24 };
25
26 #endif
View Code
container.cpp
1 //=======================
2 // container.cpp
3 //=======================
4
5 // default constructor initialise the inventory as empty
6 container::container()
7 {
8 set(0, 0);
9 }
10
11 // set the item numbers
12 void container::set(int heal_n, int mw_n)
13 {
14 numOfHeal = heal_n;
15 numOfMW = mw_n;
16 }
17
18 // get the number of heal
19 int container::nOfHeal()
20 {
21 return numOfHeal;
22 }
23
24 // get the number of magic water
25 int container::nOfMW()
26 {
27 return numOfMW;
28 }
29
30 // display the items;
31 void container::display()
32 {
33 cout << "Your bag contains: " << endl;
34 cout << "Heal(HP+100): " << numOfHeal << endl;
35 cout << "Magic Water (MP+80): " << numOfMW << endl;
36 }
37
38 // use heal
39 bool container::useHeal()
40 {
41 numOfHeal--;//2_ ? ? ? ? ? ? ? ?
42 return 1; // use heal successfully
43 }
44
45 // use magic water
46 bool container::useMW()
47 {
48 numOfMW--;
49 return 1; // use magic water successfully
50 }
View Code
main.cpp
1 //=======================
2 // main.cpp
3 //=======================
4
5 // main function for the RPG style game
6
7 #include <iostream>
8 #include <string>
9 using namespace std;
10
11 #include "swordsman.h"
12
13 int main()
14 {
15 string tempName;
16 bool success = 0; // flag for storing whether operation is successful
17 cout << "Please input player's name: ";
18 cin >> tempName; // get player's name from keyboard input
19 player *human; // use pointer of base class, convenience for polymorphism
20 int tempJob; // temp choice for job selection
21 do
22 {
23 cout << "Please choose a job: 1 Swordsman, 2 Archer, 3 Mage" << endl;
24 cin >> tempJob;
25 system("cls"); // clear the screen
26 switch (tempJob)
27 {
28 case 1:
29 human = new swordsman(1, tempName); // create the character with user inputted name and job
30 success = 1; // operation succeed
31 break;
32 default:
33 break; // In this case, success=0, character creation failed
34 }
35 } while (success != 1); // so the loop will ask user to re-create a character
36
37 int tempCom; // temp command inputted by user
38 int nOpp = 0; // the Nth opponent
39 for (int i = 1; nOpp < 5; i += 2) // i is opponent's level
40 {
41 nOpp++;
42 system("cls");
43 cout << "STAGE" << nOpp << endl;
44 cout << "Your opponent, a Level " << i << " Swordsman." << endl;
45 system("pause");
46 swordsman enemy(i, "Warrior"); // Initialise an opponent, level i, name "Junior"
47 human->reFill(); // get HP/MP refill before start fight
48
49 while (!human->death() && !enemy.death()) // no died
50 {
51 success = 0;
52 while (success != 1)
53 {
54 showinfo(*human, enemy); // show fighter's information
55 cout << "Please give command: " << endl;
56 cout << "1 Attack; 2 Special Attack; 3 Use Heal; 4 Use Magic Water; 0 Exit Game" << endl;
57 cin >> tempCom;
58 switch (tempCom)
59 {
60 case 0:
61 cout << "Are you sure to exit? Y/N" << endl;
62 char temp;
63 cin >> temp;
64 if (temp == 'Y' || temp == 'y')
65 return 0;
66 else
67 break;
68 case 1:
69 success = human->attack(enemy);
70 human->isLevelUp();
71 enemy.isDead();
72 break;
73 case 2:
74 success = human->specialatt(enemy);
75 human->isLevelUp();
76 enemy.isDead();
77 break;
78 case 3:
79 success = human->useHeal();
80 break;
81 case 4:
82 success = human->useMW();
83 break;
84 default:
85 break;
86 }
87 }
88 if (!enemy.death()) // If AI still alive
89 enemy.AI(*human);
90 else // AI died
91 {
92 cout << "YOU WIN" << endl;
93 human->transfer(enemy); // player got all AI's items
94 }
95 if (human->death())
96 {
97 system("cls");
98 cout << endl
99 << setw(50) << "GAME OVER" << endl;
100 human->death();//6_ ? ? ? ? ? ? ? ? ? ? ? // player is dead, program is getting to its end, what should we do here?
101 system("pause");
102 return 0;
103 }
104 }
105 }
106 human->isLevelUp();//7_ ? ? ? ? ? ? ? ? ? // You win, program is getting to its end, what should we do here?
107 system("cls");
108 cout << "Congratulations! You defeated all opponents!!" << endl;
109 system("pause");
110 return 0;
111 }
View Code
标签：const,string,int,double,void,实验,date From： https://www.cnblogs.com/dmsx/p/17871914.html