基于EasyX实现的贪吃蛇游戏（功能齐全

#include<iostream> #include<ctime> #include<algorithm> #include<graphics.h> #include<conio.h> #include<mmsystem.h> #pragma comment(lib,"winmm.lib") using namespace std; #define x_max 37 #define y_max 23 #define block_size 25 #define SHANG 1 #define XIA 2 #define ZUO 3 #define YOU 4 int kuan = x_max*block_size; int gao = y_max*block_size; int PERIOD = 2000; int map[x_max][y_max] = { 0 };//0为普通地图，1为食物，3为障碍物 int dir;//SHANG，XIA，ZUO，YOU int len = 3, th = len-1; int x_new[x_max + 1] = { 0 }, y_new[x_max + 1] = { 0 }; int x_old[x_max + 1] = { 0 }, y_old[x_max + 1] = { 0 }; int counter = 0; int food_x, food_y; int obs_x, obs_y; int x[20], y[20]; int tail_x, tail_y; int button1_x, button2_x, button_y, buttonwidth, buttonheight;//开始界面的按钮数据 int button3_x, button4_x, button_y2, buttonwidth2, buttonheight2;//选择界面的按钮数据 char key_down; bool gameover = 0; int score[100] = { 0 }, num = 0; MOUSEMSG point; void initdata()//如果修改了上方数据，也要修改此函数 { len = 3, th = len - 1; PERIOD = 2000; counter = 0; memset(map, 0, sizeof(map)); memset(x_new, 0, sizeof(x_new)); memset(y_new, 0, sizeof(y_new)); memset(x_old, 0, sizeof(x_old)); memset(y_old, 0, sizeof(y_old)); //清空输入缓冲区，fflush(stdin）不行 FlushConsoleInputBuffer(GetStdHandle(STD_INPUT_HANDLE)); } void fillblock(int x, int y) { int x1, x2, y1, y2; x1 = x*block_size; y1 = y*block_size; x2 = x1 + block_size; y2 = y1 + block_size; fillrectangle(x1, y1, x2, y2); x_old[th] = x; y_old[th] = y; th--; if (th < 0) th = len - 1; map[x][y] = 1; } void start_bkg() { initgraph(kuan, gao,SHOWCONSOLE); IMAGE bgd, sta, qui; loadimage(&bgd, _T("./bkg2.jfif"), kuan, 2 * gao); buttonwidth = 193; buttonheight = 105; loadimage(&sta, _T("./start.png"), buttonwidth, buttonheight); loadimage(&qui, _T("./quit.png") , buttonwidth, buttonheight); BeginBatchDraw(); putimage(0, 0, &bgd); button1_x = kuan / 2 - 193 - 50; button2_x = kuan / 2 + 50; button_y = 440; putimage(button1_x, button_y, &sta); putimage(button2_x, button_y, &qui); FlushBatchDraw(); } void initmap() { //背景色 setbkcolor(CYAN); cleardevice(); //文本 settextcolor(WHITE); settextstyle(35, 0, _T("黑体")); setbkmode(TRANSPARENT); //填充色 setfillcolor(YELLOW); //网格线 setlinecolor(WHITE); for (int i = 0; i <= kuan-3*block_size; i += block_size) line(i, 0, i, gao); for (int i = 0; i <= gao; i += block_size) line(0, i, kuan-3*block_size, i); setlinecolor(RED); //分数栏 IMAGE currpts; loadimage(&currpts, _T("./currpoint.png")); putimage((kuan - 5 * block_size / 2),0, &currpts); IMAGE high; loadimage(&high, _T("./highest.png")); putimage((kuan - 5 * block_size / 2),23*block_size/2, &high); } int randomnum(int mod) { time_t t; srand((int)time(&t)); return rand() % mod; } void drawfood() { int cir_x = food_x * block_size + block_size / 2 + 1; int cir_y = food_y * block_size + block_size / 2 + 1; setfillcolor(BLUE); setlinecolor(WHITE); fillcircle(cir_x, cir_y, block_size / 2 - 1); setfillcolor(YELLOW); setlinecolor(RED); map[food_x][food_y] = 2; } void drawobs(int _x,int _y) { int left = _x * block_size; int top = _y * block_size; int right = left + block_size; int floor = top + block_size; setfillcolor(RED); setlinecolor(WHITE); fillrectangle(left, top, right, floor); setfillcolor(YELLOW); setlinecolor(RED); map[_x][_y] = 3; } void createfood() { food_x = randomnum(x_max-3); food_y = randomnum(y_max); while (map[food_x][food_y] != 0) { food_x = randomnum(x_max-3); food_y = randomnum(y_max); } drawfood(); } void createobs() { obs_x = randomnum(x_max - 3); obs_y = randomnum(y_max); while (map[obs_x][obs_y] != 0) { obs_x = randomnum(x_max - 3); obs_y = randomnum(y_max); } drawobs(obs_x, obs_y); } void initsnake() { //从尾到头,三节 fillblock(x_max / 3 - 2, y_max / 3); fillblock(x_max / 3 - 1, y_max / 3); setfillcolor(RGB(128, 0, 255)); fillblock(x_max/3, y_max/3); setfillcolor(YELLOW); dir = YOU; } void snakemove(int direct) { if (direct == SHANG) { x_new[0] = x_old[0]; y_new[0] = y_old[0] - 1; } if (direct == XIA) { x_new[0] = x_old[0]; y_new[0] = y_old[0] + 1; } if (direct == ZUO) { x_new[0] = x_old[0] - 1; y_new[0] = y_old[0]; } if (direct == YOU) { x_new[0] = x_old[0] + 1; y_new[0] = y_old[0]; } //若吃到食物 if (map[x_new[0]][y_new[0]] == 2) { //更新食物 createfood(); //蛇身加长 len++; //画新增的一段 int x1, y1, x2, y2; x_old[len - 1] = tail_x; y_old[len - 1] = tail_y; x1 = tail_x*block_size; y1 = tail_y*block_size; x2 = x1 + block_size; y2 = y1 + block_size; fillrectangle(x1, y1, x2, y2); //变速 PERIOD = PERIOD / 10 * 9; } //若撞墙or撞到障碍物or撞到自己 if (x_new[0]<0||x_new[0]>=x_max-3||y_new[0]<0||y_new[0]>=y_max|| map[x_new[0]][y_new[0]] == 3||map[x_new[0]][y_new[0]] == 1) { gameover = 1; } //画新头 setfillcolor(RGB(128, 0, 255)); fillblock(x_new[0], y_new[0]); setfillcolor(YELLOW); } int getdir(int old_dir) { key_down = _getch(); if (key_down == 72 || key_down == 'W' || key_down == 'w') { if (old_dir == SHANG || old_dir == XIA) return old_dir; return SHANG; } if (key_down == 80 || key_down == 'S' || key_down == 's') { if (old_dir == SHANG || old_dir == XIA) return old_dir; return XIA; } if (key_down == 75 || key_down == 'A' || key_down == 'a') { if (old_dir == ZUO || old_dir == YOU) return old_dir; return ZUO; } if (key_down == 77 || key_down == 'D' || key_down == 'd') { if (old_dir == ZUO || old_dir == YOU) return old_dir; return YOU; } return old_dir; } void end_of_game() { cleardevice(); IMAGE end,choose; loadimage(&end, _T("./over.png"), kuan / 3, 558 * kuan / 3 / 837); loadimage(&choose, _T("./ending.png"), kuan / 2, 801 * kuan / 2 / 1485); putimage(kuan/3, gao/6, &end); putimage(kuan / 4, gao / 2, &choose); score[num] = len; num++; TCHAR s[5]; _stprintf_s(s, _T("%d"), len); outtextxy(514, 321, s); sort(score, score + num); _stprintf_s(s, _T("%d"), score[num-1]); outtextxy(514, 366, s); FlushBatchDraw(); } bool left_in_area(int x1,int y1,int x2,int y2) { if (point.uMsg == WM_LBUTTONDOWN) { if (point.x<x2 && point.x>x1 && point.y > y1 && point.y < y2) return 1; } return 0; } int main() { int mode = 0; while (1) { if (gameover) break; if (mode == 0)//开始界面 { //创建开始界面，内含按钮数据 start_bkg(); //检测鼠标输入 while (1) { if (MouseHit()) { point = GetMouseMsg(); if (left_in_area(button1_x, button_y, button1_x + buttonwidth, button_y + buttonheight)) { mode = 1; goto MODE1; } if (left_in_area(button2_x, button_y, button2_x + buttonwidth, button_y + buttonheight)) { return 0; } } } getchar(); } MODE1: if (mode == 1)//游戏界面 { //创建地图 initmap(); initsnake(); createfood(); createobs(); x[1] = obs_x, y[1] = obs_y; createobs(); x[2] = obs_x, y[2] = obs_y; createobs(); x[3] = obs_x, y[3] = obs_y; createobs(); x[4] = obs_x, y[4] = obs_y; /*createobs(); x[5] = obs_x, y[5] = obs_y; createobs(); x[6] = obs_x, y[6] = obs_y; createobs(); x[7] = obs_x, y[7] = obs_y; createobs(); x[8] = obs_x, y[8] = obs_y; createobs(); x[9] = obs_x, y[9] = obs_y; createobs(); x[10] = obs_x, y[10] = obs_y; createobs(); x[11] = obs_x, y[11] = obs_y; createobs(); x[12] = obs_x, y[12] = obs_y; */ //更新历史最高分 TCHAR f[5]; sort(score, score + num); _stprintf_s(f, _T("%d"), score[num-1]); FlushBatchDraw(); while (1) {