#include<graphics.h> #define cube_size 20 //设置单个网格的大小 #define side 80 //设置一共有多少个网格 bool is_run = true; bool is_pause = false; bool field[side + 1][side + 1]; bool ass[side + 1][side + 1]; int d_x[3] = { -1,0,1 }; int d_y[3] = { -1,0,1 }; bool update(int x, int y) { int sum = 0; for (int i = 0; i < 3; i++) for (int j = 0; j < 3; j++) { int xt = x + d_x[i], yt = y + d_y[j]; if (field[xt][yt]) sum += 1; } if (field[x][y]) { if (sum < 3 || sum>4) return false; else return true; } else { if (sum == 3 || sum == 4) return true; else return false; } } int main() { initgraph(cube_size * side, cube_size * side); setbkcolor(BLACK); cleardevice(); setfillcolor(GREEN); setlinecolor(WHITE); for (int i = 0; i < side; i++) { line(i * cube_size, 0, i * cube_size, side * cube_size); line(0, i * cube_size, side * cube_size, i * cube_size);; } while (is_run) { Sleep(500); // 画图 for (int i = 0; i < side; i++) for (int j = 0; j < side; j++) { if (field[i][j]) fillrectangle(i * cube_size, j * cube_size, (i + 1) * cube_size, (j + 1) * cube_size); else clearrectangle(i * cube_size + 1, j * cube_size + 1, (i + 1) * cube_size - 1, (j + 1) * cube_size - 1); } //鼠标操控游戏 MOUSEMSG m; MOUSEMSG* pm = &m; while (PeekMouseMsg(pm, 1)) { if (m.mkRButton) is_pause = true; } while (is_pause)//鼠标右键暂停 { m = GetMouseMsg(); if (m.mkLButton) { int x = m.x / cube_size, y = m.y / cube_size; if (field[x][y]) { field[x][y] = false; clearrectangle(x * cube_size + 1, y * cube_size + 1, (x + 1) * cube_size - 1, (y + 1) * cube_size - 1); } else { field[x][y] = true; fillrectangle(x * cube_size, y * cube_size, (x + 1) * cube_size, (y + 1) * cube_size); } } else if (m.mkRButton)//ctrl键加鼠标右键初始化网格 { if (m.mkCtrl) { for (int i = 0; i < side; i++) for (int j = 0; j < side; j++) { field[i][j] = false; fillrectangle(i * cube_size, j * cube_size, (i + 1) * cube_size, (j + 1) * cube_size); } } else is_pause = false; } } for (int i = 0; i < side; i++) for (int j = 0; j < side; j++) ass[i][j] = update(i, j); for (int i = 0; i < side; i++) for (int j = 0; j < side; j++) field[i][j] = ass[i][j]; } return 0; }请对上述代码添加以下功能，定义类Automaton对仿真建模，并且可以暂停和恢复仿真

以下是对代码的修改，添加了Automaton类来进行仿真建模，并且添加了暂停和恢复仿真的功能：

#include <graphics.h>
#include <iostream>
#include <conio.h>
#include <windows.h>

#define cube_size 20 //设置单个网格的大小
#define side 80     //设置一共有多少个网格

class Automaton {
public:
    Automaton();
    void update();
    void draw();
    void pause();
    void resume();
    void reset();
    bool is_running();
private:
    bool field[side + 1][side + 1];
    bool ass[side + 1][side + 1];
    int d_x[3] = { -1,0,1 };
    int d_y[3] = { -1,0,1 };
};

Automaton::Automaton() {
    for (int i = 0; i < side; i++)
        for (int j = 0; j < side; j++)
            field[i][j] = false;
}

void Automaton::update() {
    for (int i = 0; i < side; i++)
        for (int j = 0; j < side; j++)
            ass[i][j] = update(i, j);
    for (int i = 0; i < side; i++)
        for (int j = 0; j < side; j++)
            field[i][j] = ass[i][j];
}

void Automaton::draw() {
    setfillcolor(GREEN);
    setlinecolor(WHITE);
    for (int i = 0; i < side; i++) {
        line(i * cube_size, 0, i * cube_size, side * cube_size);
        line(0, i * cube_size, side * cube_size, i * cube_size);      
    }
    for (int i = 0; i < side; i++)
        for (int j = 0; j < side; j++) {
            if (field[i][j])
                fillrectangle(i * cube_size, j * cube_size, (i + 1) * cube_size, (j + 1) * cube_size);
            else
                clearrectangle(i * cube_size + 1, j * cube_size + 1, (i + 1) * cube_size - 1, (j + 1) * cube_size - 1);
        }
}

void Automaton::pause() {
    while (true) {
        if (_kbhit()) {
            if (_getch() == VK_SPACE) {
                break;
            }
        }
    }
}

void Automaton::resume() {
    cleardevice();
}

void Automaton::reset() {
    for (int i = 0; i < side; i++)
        for (int j = 0; j < side; j++) {
            field[i][j] = false;
            clearrectangle(i * cube_size + 1, j * cube_size + 1, (i + 1) * cube_size - 1, (j + 1) * cube_size - 1);
        }
}

bool Automaton::is_running() {
    MOUSEMSG m;
    while (PeekMouseMsg(&m, 1)) {
        if (m.mkRButton) {
            pause();
        }
        if (m.mkCtrl && m.mkRButton) {
            reset();
        }
    }
    return true;
}

bool Automaton::update(int x, int y) {
    int sum = 0;
    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            int xt = x + d_x[i], yt = y + d_y[j];
            if (field[xt][yt]) {
                sum += 1;
            }
        }
    }
    if (field[x][y]) {
        if (sum < 3 || sum>4) {
            return false;
        }
        else {
            return true;
        }
    }
    else {
        if (sum == 3 || sum == 4) {
            return true;
        }
        else {
            return false;
        }
    }
}

int main() {
    initgraph(cube_size * side, cube_size * side);
    setbkcolor(BLACK);
    cleardevice();
    Automaton automaton;
    while (true) {
        automaton.draw();
        automaton.update();
        if (!automaton.is_running())
            break;
        automaton.resume();
    }
    closegraph();
    return 0;
}

注意：在添加类之后，原来的代码逻辑需要进行修改，主程序的循环应该改成调用类的相关方法，同时需要将画图、鼠标操控等功能都放到类里面实现。