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本帖最后由 livcui 于 2020-8-22 21:22 编辑
使用 EasyX 库制作的贪吃蛇，下面是源代码: (没hide权限，骗不了回复 )
另外，EasyX 仅支持 VC ，这是下载地址 https://easyx.cn/downloads/
如果不想安装 EasyX，可下载打包好的 EXE 文件
Snake.zip
(43.95 KB, 下载次数: 48)
源文件：
// Code.cpp
#include "Snake.h"
#include <cstdio>
#include <string>
#include <sstream>
#include <time.h>
#include <conio.h>
Snake::Snake(): hwnd(initgraph(480 + 153, 480))// 设置窗口大小 (730, 480)
, speed(50), level_ () {
setbkcolor(WHITE); // 窗口颜色为白 White
// 初始化蛇
snake.num = 3; // 初始化时为三节
snake.snakeXY[0].x = 20; // 间隔10像素
snake.snakeXY[0].y = 0;
snake.snakeXY[1].x = 10;
snake.snakeXY[1].y = 0;
snake.snakeXY[2].x = 0;
snake.snakeXY[2].y = 0;
snake.postion = right; // 初始化方向为右
// 初始化食物
food.foodXY.x = rand() % 65 * 10; // 随机生成坐标
food.foodXY.y = rand() % 48 * 10;
food.flag = 1; // 食物存在
// 检测食物和蛇坐标是否重复
for (int i = 0; i < snake.num; i++) {
// 如果坐标重复，重新生成
if (food.foodXY.x == snake.snakeXY[i].x and food.foodXY.y == snake.snakeXY[i].y) {
food.foodXY.x = rand() % 65 * 10;
food.foodXY.y = rand() % 48 * 10;
}
}
}
Snake::~Snake() {}
// 按键处理
void Snake::keyDown() {
char userKey;
userKey = _getch();
switch (userKey) {
// 上下左右
case right:
if (snake.postion != down) snake.postion = up;
break;
case left:
if (snake.postion != right) snake.postion = left;
break;
case down:
if (snake.postion != left) snake.postion = right;
break;
case up:
if (snake.postion != up) snake.postion = down;
break;
// 调整速度(数字键 1, 2, 3, 4, ... , 10)
case 49:
speed = 10;
break;
case 50:
speed = 20;
break;
case 51:
speed = 30;
break;
case 52:
speed = 40;
break;
case 53:
speed = 50;
break;
case 54:
speed = 60;
break;
case 55:
speed = 70;
break;
case 56:
speed = 80;
break;
case 57:
speed = 90;
break;
case 48:
speed = 100;
break;
default:
break;
}
}
// 画蛇
void Snake::drawSnake() {
for (int i = 0; i < snake.num; i++) {
setlinecolor(BLACK); //矩形边框颜色为黑Black
setfillcolor(BLUE); //矩形内部颜色为蓝blue
fillrectangle(snake.snakeXY[i].x, snake.snakeXY[i].y, snake.snakeXY[i].x + 10, snake.snakeXY[i].y + 10);
}
}
// 移动蛇
void Snake::moveSnake() {
// 除蛇第一节以外的移动坐标处理
for (int i = snake.num - 1; i > 0; i--) {
snake.snakeXY[i].x = snake.snakeXY[i - 1].x;
snake.snakeXY[i].y = snake.snakeXY[i - 1].y;
}
// 第一节坐标处理
switch (snake.postion) {
case right:
snake.snakeXY[0].x += 10;
break;
case left:
snake.snakeXY[0].x -= 10;
break;
case down:
snake.snakeXY[0].y += 10;
break;
case up:
snake.snakeXY[0].y -= 10;
break;
default:
break;
}
}
// 移动蛇 - 穿墙
void Snake::moveSnake_2() {
// 除蛇第一节以外的移动坐标处理
for (int i = snake.num - 1; i > 0; i--) {
snake.snakeXY[i].x = snake.snakeXY[i - 1].x;
snake.snakeXY[i].y = snake.snakeXY[i - 1].y;
}
// 第一节坐标处理, 穿墙
switch (snake.postion) {
case right:
snake.snakeXY[0].x += 10;
break;
case left:
snake.snakeXY[0].x -= 10;
break;
case down:
snake.snakeXY[0].y += 10;
break;
case up:
snake.snakeXY[0].y -= 10;
break;
default:
break;
}
if (snake.snakeXY[0].x > 470) snake.snakeXY[0].x = 0;
if (snake.snakeXY[0].x < 0) snake.snakeXY[0].x = 470;
if (snake.snakeXY[0].y > 470) snake.snakeXY[0].y = 0;
if (snake.snakeXY[0].y < 0) snake.snakeXY[0].y = 470;
}
// 初始化食物
void Snake::initFood() {
srand(time(NULL));
food.foodXY.x = rand() % 48 * 10; // 随机生成坐标
food.foodXY.y = rand() % 48 * 10;
food.flag = 1;
// 检测食物和蛇坐标是否重复
for (int i = 0; i < snake.num; i++) {
// 如果坐标重复，重新生成
if (food.foodXY.x == snake.snakeXY[i].x and food.foodXY.y == snake.snakeXY[i].y) {
food.foodXY.x = rand() % 48 * 10; // 随机生成坐标
food.foodXY.y = rand() % 48 * 10;
}
}
}
// 画食物
void Snake::drawFood() {
fillrectangle(food.foodXY.x, food.foodXY.y, food.foodXY.x + 10, food.foodXY.y + 10);
setlinecolor(BLACK); //矩形边框颜色为黑Black
setfillcolor(BLUE); //矩形内部颜色为蓝blue
}
// 吃食物
void Snake::eatFood() {
if (snake.snakeXY[0].x == food.foodXY.x and snake.snakeXY[0].y == food.foodXY.y) {
// 蛇吃掉后长度 +1
snake.num++;
food.eatGrade += 1;
food.flag = 0;
// 蛇吃掉后重新画食物
void drawFood();
}
}
// 判断蛇撞墙而死
void Snake::snakeWallDie() {
if (snake.snakeXY[0].x > 470 or
snake.snakeXY[0].x < 0 or
snake.snakeXY[0].y > 470 or
snake.snakeXY[0].y < 0 ) {
outtextxy(200, 200, "你撞墙了!");
snake.flag = 1; // 蛇死亡
}
}
// 判断蛇自杀而死
void Snake::snakeBodyDie() {
for (int i = 1; i < snake.num; i++) {
if (snake.snakeXY[0].x == snake.snakeXY[i].x and snake.snakeXY[0].y == snake.snakeXY[i].y) {
outtextxy(200, 200, "你自杀了!");
snake.flag = 1; // 蛇死亡
}
}
}
// 显示分数
void Snake::showGrade() {
//char arr[10];
//sprintf(arr, "%d", food.eatGrade);
std::ostringstream ss;
ss << food.eatGrade;
std::string str = ss.str();
setbkmode(BLUE);
settextcolor(BLACK);
outtextxy(500, 25, "分数");
outtextxy(550, 25, str.c_str());
}
// 运行
void Snake::run() {
setbkcolor(BLACK); // 窗口颜色为黑 BLACK
settextcolor(WHITE); // 文字颜色
outtextxy(50, 50, "选择模式");
outtextxy(60, 80, "( 1 经典");
outtextxy(60, 100, "( 2 围墙");
switch (_getch()) {
case '1':
level_ = 0;
break;
case '2':
level_ = 1;
break;
default:
level_ = 0;
}
setbkcolor(WHITE); // 窗口颜色为白 WHITE
loop:
while (true) {
while (_kbhit()) {
keyDown(); // 如果有键盘输入, 检测输入
}
cleardevice(); // 刷新
switch (level_){ // 不同模式
case 0:
snakeBodyDie();
moveSnake_2(); // 移动蛇 - 穿墙
setlinecolor(BLACK); // 画线颜色为黑 Black
setlinestyle(PS_DASH, 2); // 设置线 (虚线, 宽 2)
line(480, 480, 480, 0); // 画线
// 线条恢复默认
setlinestyle(PS_SOLID, 1); // 设置线 (实线, 宽 1)
outtextxy(500, 60, "游戏模式 : ");
outtextxy(590, 60, "经典");
break;
case 1:
snakeWallDie();
snakeBodyDie();
moveSnake(); // 移动蛇 - 围墙
setlinecolor(BLACK); // 画线颜色为黑 Black
setlinestyle(PS_SOLID, 5); // 设置线 (实线, 宽 5)
line(480, 480, 480, 0); // 画线
line(1, 1, 1, 480);
line(479, 479, 1, 479);
line(1, 1, 480, 1);
// 线条恢复默认
setlinestyle(PS_SOLID, 1); // 设置线 (实线, 宽 1)
outtextxy(500, 60, "游戏模式 : ");
outtextxy(590, 60, "围墙");
break;
default:
snakeBodyDie();
moveSnake_2(); // 移动蛇 - 穿墙
setlinecolor(BLACK); // 画线颜色为黑 Black
setlinestyle(PS_DASH, 2); // 设置线 (虚线, 宽 2)
line(480, 480, 480, 0); // 画线
// 线条恢复默认
setlinestyle(PS_SOLID, 1); // 设置线 (实线, 宽 1)
break;
}
drawSnake(); // 画蛇
if (snake.flag == 1) { // 如果蛇死了...
if (MessageBox(NULL, "再玩一局?", "GameOver", MB_YESNO) != IDYES) return;
else {
snake.flag = 0;
snake.num = 3;
snake.snakeXY[0].x = 20;
snake.snakeXY[0].y = 0;
snake.snakeXY[1].x = 10;
snake.snakeXY[1].y = 0;
snake.snakeXY[2].x = 0;
snake.snakeXY[2].y = 0;
snake.postion = right;
food.eatGrade = 0;
goto loop;
}
}
if (food.flag != 1) initFood(); // 初始化食物
if (food.flag == 1) drawFood(); // 画食物
eatFood(); // 吃食物
showGrade(); // 显示分数
outtextxy(530, 450, "作者: livcui");
Sleep(speed); // 间隔时间50ms
}
char ch = getchar(); // 退出
}
// Main.cpp
#include "Snake.h"
#include <Windows.h>
#include <graphics.h>
#include <conio.h>
int main() {
Snake snake;
snake.run();
return 0;
}
头文件：// Snake.h
#ifndef SNAKE_H_
#define SNAKE_H_
#include <graphics.h>
#include <conio.h>
class Snake {
private:
HWND hwnd;
int speed;
int level_;
// 坐标 XY
struct pointXY {
int x;
int y;
};
// 蛇属性
struct snakeProperty {
int num; //蛇的节数
pointXY snakeXY[100]; //节数最多100节
char postion; //方向
int flag; //蛇是否死亡
} snake;
// 枚举方向
enum movPostion {
right = 72, left = 75, down = 77, up = 80 //对应上下左右键的键码值
//right = 'd', left = 'a', down = 's', up = 'w' //对应dasw键的键码值
};
//食物的属性
struct foodProperty {
pointXY foodXY; // 食物坐标
int eatGrade; // 吃掉食物所得分数
int flag; // 食物是否存在
}food;
void keyDown(); // 按键处理
void drawSnake(); // 画蛇
void moveSnake(); // 移动蛇
void moveSnake_2(); // 移动蛇 - 穿墙
void drawFood(); // 画食物
void eatFood(); // 吃食物
void snakeDie(); // 判断蛇死亡
void snakeWallDie();// 判断蛇撞墙死亡
void snakeBodyDie();// 判断蛇自杀而死
void showGrade(); // 显示分数
void initFood(); // 初始化食物
public:
Snake();
~Snake();
void run();
};
#endif
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狗仔卡
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