贪吃蛇的增强版——像素蛇
2021-12-10
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游戏规则
1.游戏中有两种东西：食物(黄)和敌人(红)，食物吃了会变长，敌人吃(?)了会变短
2.食物和敌人会动，而且移动有一定智能与随机性
3.最短3格，最长布满全场，该游戏没有死亡的可能
4.撞到墙或者身体会变短
5.可用wasd ijkl ↑←↓→ 键来更改移动方向，空格暂停或播放，Esc退出
6.左键图标拖拽，右键图标折叠或打开，中键图标退出
7.目的是在更短的时间内变得更长
运行截图****
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源码
/*
* 游戏名称：像素蛇
* 作者：点缀星空
* 环境：Visual Studio 2019, EazyX20211109
* 联系：QQ 3516473554
* 最终修改：2021-12-10
* 游戏规则：
* 1.游戏中有两种东西：食物和敌人，食物吃了会变长，敌人吃(?)了会变短
* 2.食物和敌人会动，而且移动有一定智能与随机性
* 3.最短3格，最长布满全场，该游戏没有死亡可能
* 4.撞到墙或者身体会变短
* 5.可用wasd ijkl ↑←↓→ 键来更改移动方向，空格暂停或播放，Esc退出
* 6.左键图标拖拽，右键图标折叠或打开，中键图标退出
*/
#undef UNICODE
#undef _UNICODE
#define _CRT_SECURE_NO_DEPRECATE
#define _CRT_SECURE_NO_WARNINGS
#define _CRT_NONSTDC_NO_DEPRECATE
//#define OUTPUT_DATA //取消注释这个可以达到显示数据的目的
#include <stdio.h>
#include <conio.h>
#include <math.h>
#include <stdlib.h>
#include <time.h>
#include <easyx.h>
#pragma comment (lib ,"imm32.lib")
#define loop(a, b) for (int a = 0; a < b; a++)
#define aloop(a, b) for (int a = b - 1; a >= 0; a--)
#define loop2(a, b, c) for (int a = b; a < c; a++)
#define aloop2(a, b, c) for (int a = c - 1; a >= b; a--)
#define initrand srand((unsigned)time(NULL)) //初始化随机数
#define width 32 //游戏区域宽（格子）
#define height 24 //游戏区域高（格子）
#define UP 0 //方向为上
#define DOWN 1 //方向为下
#define LEFT 2 //方向为左
#define RIGHT 3 //方向为右
//用于记录方向
#define EMP 0 //空
#define BODY 1 //蛇身
#define HEAD 2 //蛇头
#define FOOD 3 //食物
#define ENEMY 4 //敌人
//用于jilu记录每一格的内容
struct item
{
POINT begin = { -1,-1 }; //开始点
POINT now = { -1,-1 }; //现在的位置
double speed = 150; //几毫秒动一格
long btime = 0; //开始时间
short direct = RIGHT; //方向
};
//食物和敌人使用的结构体
bool pause = false; //是否暂停
long pausetime = 0, pausestart; //暂停总时长与暂停开始时间
item food[51], enemy[51]; //食物与敌人
int size = 15; //格子大小
int direct = RIGHT; //现在的方向
int wsize = 50; //左上角小窗口的大小
const int jixian = width * height; //蛇的极限长度
double speed = 200; //蛇的速度（毫秒/格）
bool die = false; //是否撞墙
long ltime = 0; //蛇上次移动的时间（距离程序开始运行）
#define wW (size*width) //游戏界面宽
#define wH (size*height) //游戏界面高
int bj = 7; //边距
int nvalue = 20; //食物/敌人数量
short jilu[width][height]; //记录全局
short sx[width * height + 10], sy[width * height + 10], sl = 0;
//蛇在的x位置，y位置，蛇的长度；（sx[0]为蛇头的x位置，sx[1]为第一节蛇身的x位置，sy[2]为第二节蛇身的y位置,以此类推)
int x, y; //窗口在屏幕的位置
int rW; //工作区宽度
int rH; //工作区高度
COLORREF uc = 0x080808, nc = 0xAAAAAA, headc = 0x555555, foodc = 0x00EEEE, enemyc = 0x0000AA, bodyc = 0x080808;
//焦点窗口时的颜色，非焦点窗口时的颜色，头部颜色，食物颜色，敌人颜色，身体颜色
long ldraw = 0; //上次绘画界面时间（距离程序开始运行）
void setfont(int size, LPCSTR string)
{
LOGFONT font;
font.lfHeight = size;
font.lfWidth = 0;
font.lfEscapement = 0;
font.lfOrientation = 0;
font.lfWeight = 0;
font.lfItalic = false;
font.lfUnderline = false;
font.lfStrikeOut = false;
font.lfCharSet = ANSI_CHARSET;
font.lfOutPrecision = OUT_DEVICE_PRECIS;
font.lfClipPrecision = CLIP_DEFAULT_PRECIS;
font.lfQuality = PROOF_QUALITY;
font.lfPitchAndFamily = DEFAULT_PITCH;
strcpy(font.lfFaceName, string);
settextstyle(&font);
}
void setfont(int size, LPCSTR string, int Weight)
{
LOGFONT font;
font.lfHeight = size;
font.lfWidth = 0;
font.lfEscapement = 0;
font.lfOrientation = 0;
font.lfWeight = Weight;
font.lfItalic = false;
font.lfUnderline = false;
font.lfStrikeOut = false;
font.lfCharSet = ANSI_CHARSET;
font.lfOutPrecision = OUT_DEVICE_PRECIS;
font.lfClipPrecision = CLIP_DEFAULT_PRECIS;
font.lfQuality = PROOF_QUALITY;
font.lfPitchAndFamily = DEFAULT_PITCH;
strcpy(font.lfFaceName, string);
settextstyle(&font);
}
//设置字体（最高输出质量）
void set(int pos, int x, int y)
{
sx[pos] = x;
sy[pos] = y;
}
//设置蛇的某一个节点，参数为：第几节，x位置，y位置
void inititem(bool isfood)
{
int x, y, nx = -1, ny = -1;
if (direct == LEFT) nx = sx[0] - 1;
else if (direct == RIGHT) nx = sx[0] + 1;
else if (direct == UP) ny = sy[0] - 1;
else if (direct == DOWN) ny = sy[0] + 1;
if (isfood)
{
int i = 0;
for (i = 0; i < nvalue; i++)
{
if (food[i].begin.x == -1)goto out;
}
out:
x = rand() % width;
y = rand() % height;
if (jilu[x][y] != EMP)
{
goto out;
}
if (x == nx || y == ny) goto out;
food[i].begin.x = x;
food[i].begin.y = y;
food[i].now.x = x;
food[i].now.y = y;
food[i].speed = (rand() % (int)round(speed / 2)) + speed * 7 / 8;
food[i].direct = rand() % 4;
}
else
{
int i = 0;
for (i = 0; i < nvalue; i++)
{
if (enemy[i].begin.x == -1)goto out2;
}
out2:
x = rand() % width;
y = rand() % height;
if (jilu[x][y] != EMP)
{
goto out2;
}
if (x == nx || y == ny) goto out2;
enemy[i].begin.x = x;
enemy[i].begin.y = y;
enemy[i].now.x = x;
enemy[i].now.y = y;
enemy[i].speed = (rand() % (int)round(speed / 2)) + speed * 7 / 8;
enemy[i].direct = rand() % 4;
}
}
//初始化食物与敌人结构体，参数为要初始化的是否为食物
void forward(bool baoliu = false)
{
aloop(i, sl)
{
sx[i + 1] = sx[i];
sy[i + 1] = sy[i];
}
if (direct == LEFT) { sx[0] = sx[1] - 1; sy[0] = sy[1]; }
else if (direct == RIGHT) { sx[0] = sx[1] + 1; sy[0] = sy[1]; }
else if (direct == UP) { sx[0] = sx[1]; sy[0] = sy[1] - 1; }
else if (direct == DOWN) { sx[0] = sx[1]; sy[0] = sy[1] + 1; }
if (sx[0] < 0 || sy[0] < 0 || sx[0] >= width || sy[0] >= height)
{
loop(i, sl)
{
sx[i] = sx[i + 1];
sy[i] = sy[i + 1];
}
die = true;
}
else if (!baoliu)
{
sx[sl] = -1;
sy[sl] = -1;
}
else sl++;
}
//让蛇前进一格，参数为前进的时候是否保留最后一格，如果保留了的话可以产生变长一格的效果
void shorter()
{
sx[sl] = -1;
sy[sl] = -1;
sl--;
sx[sl] = -1;
sy[sl] = -1;
}
//让蛇缩短一格
void topause()
{
if (pause)
{
pausestart = clock();
}
else
{
pausetime += clock() - pausestart;
}
}
//暂停
bool SetWindowTransparent(HWND hwnd, COLORREF crkcolor, BYTE bAlpha, DWORD dwFlags)
{
HINSTANCE hm = GetModuleHandle(_T("USER32.DLL"));
if (hm)
{
FARPROC fun = GetProcAddress(hm, "SetLayeredWindowAttributes");
bool (WINAPI * SetLayeredWindowAttributes)(HWND, COLORREF, BYTE, DWORD) = (bool (WINAPI*) (HWND, COLORREF, BYTE, DWORD))fun;
if (SetLayeredWindowAttributes)
{
LONG ret = GetWindowLong(hwnd, GWL_EXSTYLE);
ret |= WS_EX_LAYERED;
SetWindowLong(hwnd, GWL_EXSTYLE, ret);
SetLayeredWindowAttributes(hwnd, crkcolor, bAlpha, dwFlags);
}
FreeLibrary(hm);
return true;
}
else
{
return false;
}
}
void SetWindowsForm(HWND hWnd, int tmd = 200)
{
setbkcolor(BLACK);
cleardevice();
SetWindowTransparent(hWnd, BLACK, tmd, LWA_COLORKEY);
SetWindowPos(hWnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
}
//设置窗口背景透明（这两个函数是在网上找到的方案，非原创，有部分改动）
void drawwindow(int x, int y, bool type = false)
{
setfillcolor(uc);
setlinecolor(nc);
x -= 57;
y -= 5;
setlinestyle(0, 1);
fillrectangle(x, y, x + 50, y + 50);
rectangle(x + 30, y + 10, x + 40, y + 20);
rectangle(x + 20, y + 10, x + 30, y + 20);
rectangle(x + 20, y + 20, x + 30, y + 30);
rectangle(x + 20, y + 30, x + 30, y + 40);
rectangle(x + 10, y + 30, x + 20, y + 40);
x += 57;
y += 5;
if (!type)
{
settextcolor(0x080808);
setfont(20, "微软雅黑", 50);
char a[200];
int now = clock() - pausetime;
int sec = (int)round(now / 1000);
int min = (int)round(sec / 60);
sec = sec % 60;
int hour = (int)round(min / 60);
min = min % 60;
if (!pause)
{
if (hour == 0)
{
if (min == 0)
{
if (direct == LEFT) sprintf(a, "%d个食物 %d个敌人 方向左 速度%.0f毫秒/格 长度%d格 耗时%02d秒", nvalue, nvalue, speed, sl, sec);
else if (direct == RIGHT) sprintf(a, "%d个食物 %d个敌人 方向右 速度%.0f毫秒/格 长度%d格 耗时%02d秒", nvalue, nvalue, speed, sl, sec);
else if (direct == UP) sprintf(a, "%d个食物 %d个敌人 方向上 速度%.0f毫秒/格 长度%d格 耗时%02d秒", nvalue, nvalue, speed, sl, sec);
else if (direct == DOWN) sprintf(a, "%d个食物 %d个敌人 方向下 速度%.0f毫秒/格 长度%d格 耗时%02d秒", nvalue, nvalue, speed, sl, sec);
}
else
{
if (direct == LEFT) sprintf(a, "%d个食物 %d个敌人 方向左 速度%.0f毫秒/格 长度%d格 耗时%02d分%02d秒", nvalue, nvalue, speed, sl, min, sec);
else if (direct == RIGHT) sprintf(a, "%d个食物 %d个敌人 方向右 速度%.0f毫秒/格 长度%d格 耗时%02d分%02d秒", nvalue, nvalue, speed, sl, min, sec);
else if (direct == UP) sprintf(a, "%d个食物 %d个敌人 方向上 速度%.0f毫秒/格 长度%d格 耗时%02d分%02d秒", nvalue, nvalue, speed, sl, min, sec);
else if (direct == DOWN) sprintf(a, "%d个食物 %d个敌人 方向下 速度%.0f毫秒/格 长度%d格 耗时%02d分%02d秒", nvalue, nvalue, speed, sl, min, sec);
}
}
else
{
if (direct == LEFT) sprintf(a, "%d个食物 %d个敌人 方向左 速度%.0f毫秒/格 长度%d格 耗时%d时%02d分%02d秒", nvalue, nvalue, speed, sl, hour, min, sec);
else if (direct == RIGHT) sprintf(a, "%d个食物 %d个敌人 方向右 速度%.0f毫秒/格 长度%d格 耗时%d时%02d分%02d秒", nvalue, nvalue, speed, sl, hour, min, sec);
else if (direct == UP) sprintf(a, "%d个食物 %d个敌人 方向上 速度%.0f毫秒/格 长度%d格 耗时%d时%02d分%02d秒", nvalue, nvalue, speed, sl, hour, min, sec);
else if (direct == DOWN) sprintf(a, "%d个食物 %d个敌人 方向下 速度%.0f毫秒/格 长度%d格 耗时%d时%02d分%02d秒", nvalue, nvalue, speed, sl, hour, min, sec);
}
}
else
{
if (hour == 0)
{
if (min == 0)
{
if (direct == LEFT) sprintf(a, "%d个食物 %d个敌人 方向左 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == RIGHT) sprintf(a, "%d个食物 %d个敌人 方向右 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == UP) sprintf(a, "%d个食物 %d个敌人 方向上 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == DOWN) sprintf(a, "%d个食物 %d个敌人 方向下 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
}
else
{
if (direct == LEFT) sprintf(a, "%d个食物 %d个敌人 方向左 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == RIGHT) sprintf(a, "%d个食物 %d个敌人 方向右 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == UP) sprintf(a, "%d个食物 %d个敌人 方向上 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == DOWN) sprintf(a, "%d个食物 %d个敌人 方向下 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
}
}
else
{
if (direct == LEFT) sprintf(a, "%d个食物 %d个敌人 方向左 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == RIGHT) sprintf(a, "%d个食物 %d个敌人 方向右 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == UP) sprintf(a, "%d个食物 %d个敌人 方向上 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
else if (direct == DOWN) sprintf(a, "%d个食物 %d个敌人 方向下 速度%.0f毫秒/格 长度%d格 暂停中", nvalue, nvalue, speed, sl);
}
}
setfillcolor(0xF8F8F8);
solidrectangle(x - 5 + 2, y - 25 + 2, x + textwidth(a) + 5 - 2, y - 25 + textheight(a) - 2);
outtextxy(x, y - 25, a);
#ifdef OUTPUT_DATA
setfont(15,"等线");
sprintf(a, "当前时间%d 暂停时长%d", ltime, pausetime);
if (direct == LEFT)strcat(a, " 左");
else if (direct == RIGHT)strcat(a, " 右");
else if (direct == UP)strcat(a, " 上");
else if (direct == DOWN)strcat(a, " 下");
solidrectangle(2 - 5 + 2, 0 + 2, 5 + textwidth(a) + 5 - 2, 0 + textheight(a) - 2);
outtextxy(5, 0, a);
sprintf(a, "食物数据：");
solidrectangle(2 - 5 + 2, 25 + 2, 5 + textwidth(a) + 5 - 2, 25 + textheight(a) - 2);
outtextxy(5, 25, a);
nvalue += 5;
loop(i, nvalue)
{
if (food[i].direct == LEFT) sprintf(a, "第%02d个 方向左 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, food[i].speed, food[i].now.x, food[i].now.y, food[i].btime);
else if (food[i].direct == RIGHT) sprintf(a, "第%02d个 方向右 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, food[i].speed, food[i].now.x, food[i].now.y, food[i].btime);
else if (food[i].direct == UP) sprintf(a, "第%02d个 方向上 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, food[i].speed, food[i].now.x, food[i].now.y, food[i].btime);
else if (food[i].direct == DOWN) sprintf(a, "第%02d个 方向下 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, food[i].speed, food[i].now.x, food[i].now.y, food[i].btime);
solidrectangle(2, i * 20 + 45 + 2, 5 + textwidth(a) + 5 - 2, i * 20 + 45 + textheight(a) - 2);
outtextxy(5, i * 20 + 45, a);
}
sprintf(a, "敌人数据：");
solidrectangle(2 - 5 + 2, nvalue * 20 + 50 + 2, 5 + textwidth(a) + 5 - 2, nvalue * 20 + 50 + textheight(a) - 2);
outtextxy(5, nvalue * 20 + 50, a);
loop(i, nvalue)
{
if (enemy[i].direct == LEFT) sprintf(a, "第%02d个 方向左 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, enemy[i].speed, enemy[i].now.x, enemy[i].now.y, enemy[i].btime);
else if (enemy[i].direct == RIGHT) sprintf(a, "第%02d个 方向右 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, enemy[i].speed, enemy[i].now.x, enemy[i].now.y, enemy[i].btime);
else if (enemy[i].direct == UP) sprintf(a, "第%02d个 方向上 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, enemy[i].speed, enemy[i].now.x, enemy[i].now.y, enemy[i].btime);
else if (enemy[i].direct == DOWN) sprintf(a, "第%02d个 方向下 速度%.f毫秒每格 位置(%02d,%02d) 上次移动时间%d", i + 1, enemy[i].speed, enemy[i].now.x, enemy[i].now.y, enemy[i].btime);
solidrectangle(2, i * 20 + nvalue * 20 + 70 + 2, 5 + textwidth(a) + 5 - 2, i * 20 + nvalue * 20 + 70 + textheight(a) - 2);
outtextxy(5, i * 20 + nvalue * 20 + 70 , a);
}
nvalue -= 5;
//查看数据用
#endif
setlinestyle(0, 4);
rectangle(x - 3, y - 3, x + wW + 3, y + wH + 3);
setlinecolor(uc);
setfillcolor(0xF8F8F8);
setlinestyle(0, 2);
fillrectangle(x - 3, y - 3, x + wW + 3, y + wH + 3);
setlinecolor(nc);
setlinestyle(0, 1);
loop(i, width)loop(j, height)
{
if (jilu[i][j] == BODY)
{
setfillcolor(bodyc);
fillrectangle(x + i * size, y + j * size, x + i * size + size - 1, y + j * size + size - 1);
}
else if (jilu[i][j] == HEAD)
{
setfillcolor(headc);
fillrectangle(x + i * size, y + j * size, x + i * size + size - 1, y + j * size + size - 1);
}
else if (jilu[i][j] == FOOD)
{
setfillcolor(foodc);
fillrectangle(x + i * size, y + j * size, x + i * size + size - 1, y + j * size + size - 1);
}
else if (jilu[i][j] == ENEMY)
{
setfillcolor(enemyc);
fillrectangle(x + i * size, y + j * size, x + i * size + size - 1, y + j * size + size - 1);
}
}
}
}
//绘制窗口
void initsnake(int length = 3)
{
loop(i, width * height)
{
sx[i] = -1;
sy[i] = -1;
}
int nowpos = length - 1;
int outof = (length % width), hangs = (length - outof + width) / width;
loop(i, hangs)
{
if (i == hangs - 1) loop(j, outof)
{
set(nowpos, j, i);
nowpos--;
}
else if (i % 2 == 0)loop(j, width)
{
set(nowpos, j, i);
nowpos--;
}
else aloop(j, width)
{
set(nowpos, j, i);
nowpos--;
}
if (nowpos == -1) goto out;
}
out:
sl = length;
if (sl > 503)speed = 50;
else if (sl != 3)speed = (double)200 - ((sl - 3) * 150 / 500);
else speed = 200;
if (sl > 503) nvalue = 40;
if (sl != 3)nvalue = ((int)round((sl - 3) * 20 / 500)) + 20;
else nvalue = 20;
ltime = (long)(clock() - speed);
direct = RIGHT;
}
//初始化蛇
void tojilu()
{
loop(i, width)loop(j, height)jilu[i][j] = EMP;
loop(i, nvalue)
{
if (food[i].begin.x != -1)
{
jilu[food[i].now.x][food[i].now.y] = FOOD;
}
else break;
}
loop(i, nvalue)
{
if (enemy[i].begin.x != -1)
{
jilu[enemy[i].now.x][enemy[i].now.y] = ENEMY;
}
else break;
}
loop2(i, 1, width * height)
{
if (sx[i] != -1)
{
jilu[sx[i]][sy[i]] = BODY;
}
else break;
}
jilu[sx[0]][sy[0]] = HEAD;
}
//将蛇，食物，敌人等消息载入jilu
void moveitem(bool isfood, int pos)
{
if (isfood)
{
if (rand() % 3 == 0)
{
food[pos].direct = rand() % 4;
}
if (food[pos].direct == LEFT)
{
if (food[pos].now.x == 0) food[pos].direct = RIGHT;
else if (jilu[food[pos].now.x - 1][food[pos].now.y] != EMP) food[pos].direct = RIGHT;
else food[pos].now.x--;
}
if (food[pos].direct == RIGHT)
{
if (food[pos].now.x == width - 1) food[pos].direct = LEFT;
else if (jilu[food[pos].now.x + 1][food[pos].now.y] != EMP) food[pos].direct = LEFT;
else food[pos].now.x++;
}
if (food[pos].direct == UP)
{
if (food[pos].now.y == 0) food[pos].direct = DOWN;
else if (jilu[food[pos].now.x][food[pos].now.y - 1] != EMP) food[pos].direct = DOWN;
else food[pos].now.y--;
}
if (food[pos].direct == DOWN)
{
if (food[pos].now.y == height - 1) food[pos].direct = UP;
else if (jilu[food[pos].now.x][food[pos].now.y + 1] != EMP) food[pos].direct = UP;
else food[pos].now.y++;
}
}
else
{
if (rand() % 3 == 0)
{
enemy[pos].direct = rand() % 4;
}
if (enemy[pos].direct == LEFT)
{
if (enemy[pos].now.x == 0) enemy[pos].direct = RIGHT;
else if (jilu[enemy[pos].now.x - 1][enemy[pos].now.y] != EMP) enemy[pos].direct = RIGHT;
else enemy[pos].now.x--;
}
if (enemy[pos].direct == RIGHT)
{
if (enemy[pos].now.x == width - 1) enemy[pos].direct = LEFT;
else if (jilu[enemy[pos].now.x + 1][enemy[pos].now.y] != EMP) enemy[pos].direct = LEFT;
else enemy[pos].now.x++;
}
if (enemy[pos].direct == UP)
{
if (enemy[pos].now.y == 0) enemy[pos].direct = DOWN;
else if (jilu[enemy[pos].now.x][enemy[pos].now.y - 1] != EMP) enemy[pos].direct = DOWN;
else enemy[pos].now.y--;
}
if (enemy[pos].direct == DOWN)
{
if (enemy[pos].now.y == height - 1) enemy[pos].direct = UP;
else if (jilu[enemy[pos].now.x][enemy[pos].now.y + 1] != EMP) enemy[pos].direct = UP;
else enemy[pos].now.y++;
}
}
}
//计算食物与敌人的移动，参数为 是否是食物 与 第几个食物/敌人
void move()
{
if (pause)return;
long now = clock() - pausetime;
int i = 0;
for (i = 0; i < nvalue; i++)
{
if (food[i].begin.x == -1) break;
}
while (i < nvalue)
{
inititem(true);
food[i].btime = now;
i++;
}
i = 0;
for (i = 0; i < nvalue; i++)
{
if (enemy[i].begin.x == -1) break;
}
while (i < nvalue)
{
inititem(false);
enemy[i].btime = now;
i++;
}
loop(i, nvalue)
{
if (food[i].begin.x != -1)
{
if (now - food[i].btime > (int)round(food[i].speed))
{
moveitem(true, i);
food[i].btime += (int)round(food[i].speed);
}
}
}
loop(i, nvalue)
{
if (enemy[i].begin.x != -1)
{
if (now - enemy[i].btime > (int)round(enemy[i].speed))
{
moveitem(false, i);
enemy[i].btime += (int)round(enemy[i].speed);
}
}
}
long la = now - ltime;
if (la > speed)
{
initrand;
if (direct == LEFT)
{
if (jilu[sx[0] - 1][sy[0]] == FOOD)
{
if (sl <= jixian)forward(true);
loop(i, nvalue)
{
if (food[i].now.x == sx[0] && food[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
food[j] = food[j + 1];
}
food[nvalue] = food[50];
break;
}
}
}
else if (jilu[sx[0] - 1][sy[0]] == ENEMY)
{
if (sl > 3) shorter();
forward();
loop(i, nvalue)
{
if (enemy[i].now.x == sx[0] && enemy[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
enemy[j] = enemy[j + 1];
}
enemy[nvalue] = food[50];
break;
}
}
}
else if (jilu[sx[0] - 1][sy[0]] == BODY)
{
if (sl > 3) shorter();
}
else forward();
if (die)
{
if (sl > 3) shorter();
die = false;
}
}
else if (direct == RIGHT)
{
if (jilu[sx[0] + 1][sy[0]] == FOOD)
{
if (sl != jixian)forward(true);
loop(i, nvalue)
{
if (food[i].now.x == sx[0] && food[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
food[j] = food[j + 1];
}
break;
}
}
}
else if (jilu[sx[0] + 1][sy[0]] == ENEMY)
{
if (sl > 3) shorter();
forward();
loop(i, nvalue)
{
if (enemy[i].now.x == sx[0] && enemy[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
enemy[j] = enemy[j + 1];
}
break;
}
}
}
else if (jilu[sx[0] + 1][sy[0]] == BODY)
{
if (sl > 3) shorter();
}
else forward();
if (die)
{
if (sl > 3) shorter();
die = false;
}
}
else if (direct == UP)
{
if (jilu[sx[0]][sy[0] - 1] == FOOD)
{
if (sl != jixian)forward(true);
loop(i, nvalue)
{
if (food[i].now.x == sx[0] && food[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
food[j] = food[j + 1];
}
break;
}
}
}
else if (jilu[sx[0]][sy[0] - 1] == ENEMY)
{
if (sl > 3) shorter();
forward();
loop(i, nvalue)
{
if (enemy[i].now.x == sx[0] && enemy[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
enemy[j] = enemy[j + 1];
}
break;
}
}
}
else if (jilu[sx[0]][sy[0] - 1] == BODY)
{
if (sl > 3) shorter();
}
else forward();
if (die)
{
if (sl > 3) shorter();
die = false;
}
}
else if (direct == DOWN)
{
if (jilu[sx[0]][sy[0] + 1] == FOOD)
{
if (sl != jixian)forward(true);
loop(i, nvalue)
{
if (food[i].now.x == sx[0] && food[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
food[j] = food[j + 1];
}
break;
}
}
}
else if (jilu[sx[0]][sy[0] + 1] == ENEMY)
{
if (sl > 3) shorter();
forward();
loop(i, nvalue)
{
if (enemy[i].now.x == sx[0] && enemy[i].now.y == sy[0])
{
loop2(j, i, nvalue)
{
enemy[j] = enemy[j + 1];
}
break;
}
}
}
else if (jilu[sx[0]][sy[0] + 1] == BODY)
{
if (sl > 3) shorter();
}
else forward();
if (die)
{
if (sl > 3) shorter();
die = false;
}
}
ltime += (int)round(speed);
}
if (sl > 503)speed = 50;
else if (sl != 3)speed = (double)200 - ((sl - 3) * 150 / 500);
else speed = 200;
if (sl > 503) nvalue = 40;
if (sl != 3)nvalue = ((int)round((sl - 3) * 20 / 500)) + 20;
else nvalue = 20;
loop2(i, nvalue, nvalue + 5)
{
food[nvalue] = food[50];
enemy[nvalue] = enemy[50];
}
}
//移动蛇并控制其他参数
int main()
{
initrand;
bool zzd = false;
RECT rt;
POINT lastp;
bool zd = false;
lastp.x = -1;
SystemParametersInfo(SPI_GETWORKAREA, 0, (PVOID)&rt, 0);
rW = rt.right - rt.left;
rH = rt.bottom - rt.top;
x = (rW - wW) / 2;
y = (rH - wH) / 2;
int lx = -1, ly = -1;
HWND hwnd = initgraph(rW, rH);
LONG nowWinStyle = GetWindowLong(hwnd, GWL_STYLE);
SetWindowLong(hwnd, GWL_STYLE, (nowWinStyle | WS_OVERLAPPED) & ~WS_CAPTION & ~WS_THICKFRAME & ~WS_BORDER);
cleardevice();
SetWindowPos(hwnd, HWND_TOP, rt.left, rt.top, rW, rH, 0);
SetWindowsForm(hwnd);
setbkmode(TRANSPARENT);
//设置窗口属性
HIMC himc = NULL;
himc = ImmAssociateContext(GetHWnd(), NULL);
//禁用输入法（由于只需要输入字符）
char t = 0; //储存字符
ExMessage m; //消息存放
bool windowm = false; //窗口有无变动
initsnake();
tojilu();
loop(i, nvalue) { inititem(true); inititem(false); }
while (1)
{
windowm = false;
if (hwnd == GetForegroundWindow())
{
uc = 0x080808;
if (!zzd)
{
zd = false;
}
}
else
{
uc = 0x555555;
zd = true;
if (!pause)
{
pause = true;
topause();
}
}
BeginBatchDraw();
cleardevice();
tojilu();
drawwindow(x, y, zd);
FlushBatchDraw();
EndBatchDraw();
if ((!pause && peekmessage(NULL, -1, false)) || pause)
{
m = getmessage();
if (m.message == WM_MOUSEMOVE)
{
if (m.lbutton == true)
{
if (lastp.x == -1)
{
lastp.x = m.x;
lastp.y = m.y;
}
else
{
lx = x;
ly = y;
x += m.x - lastp.x;
y += m.y - lastp.y;
lastp.x = m.x;
lastp.y = m.y;
}
}
else lastp.x = -1;
windowm = true;
}
else if (m.message == WM_LBUTTONDOWN)
{
lastp.x = m.x;
lastp.y = m.y;
windowm = true;
}
else if (m.message == WM_RBUTTONUP)
{
zd = !zd;
if (zd)
{
if (!pause)
{
pause = true;
topause();
}
zzd = true;
}
else
{
zzd = false;
}
windowm = true;
}
else if (m.message == WM_MBUTTONUP)
{
exit(0);
}
else if (m.message == WM_CHAR)
{
t = m.ch;
switch (t)
{
case 'a':case 'j':case 'A':case 'J':if (direct != RIGHT)direct = LEFT; break;
case 'd':case 'l':case 'D':case 'L':if (direct != LEFT)direct = RIGHT; break;
case 'w':case 'i':case 'W':case 'I':if (direct != DOWN)direct = UP; break;
case 's':case 'k':case 'S':case 'K':if (direct != UP)direct = DOWN; break;
case 27:exit(0); windowm = true; break;
case ' ':
if (!zd)
{
pause = !pause;
topause();
windowm = true;
}
}
}
else if (m.message == WM_KEYDOWN)
{
t = m.vkcode;
switch (t)
{
case VK_LEFT:if (direct != RIGHT)direct = LEFT; break;
case VK_RIGHT:if (direct != LEFT)direct = RIGHT; break;
case VK_UP:if (direct != DOWN)direct = UP; break;
case VK_DOWN:if (direct != UP)direct = DOWN; break;
}
}
else
{
Sleep(10);
}
if (x < bj + wsize + 2)
{
x = bj + wsize + 2;
}
if (!zd)
{
if (y - 20 < bj)
{
y = bj + 20;
}
if (x + wW + bj > rW)
{
x = rW - wW - bj;
}
if (y + wH + bj > rH)
{
y = rH - wH - bj;
}
}
else
{
if (y < bj)
{
y = bj;
}
if (x - 4 > rW)
{
x = rW + 4;
}
if (y + wsize + 2 - 4 > rH)
{
y = rH - wsize - 2 + 4;
}
}
}
move();
if (!windowm)
{
if (clock() - ldraw < 20)
{
Sleep(20 - (clock() - ldraw));
}
ldraw = clock();
}
}
closegraph();
return 0;
}
//主函数
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