#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <time.h>
#include <windows.h>
#define high 25 //画布高
#define width 60 //画布宽
#define border -1 //边界
#define blank 0 //空白
#define plane 1 //飞机
#define bullet 2 //子弹
#define enemy 3 //敌机
#define destroy 4 //摧毁标记
int canvas[high + 2][width + 2]; //游戏场景的高和宽
int pos_h, pos_w; //飞机位置
int enemynum; //敌机数量
int interval; //同个计次来模拟时间间隔
int itv_move; //敌机移动的时间间隔
int itv_new; //敌机刷新的时间间隔
int score; //分数
int IsOver; //判断游戏是否结束
void Startup(); //游戏数值初始化
void Show(); //游戏界面输出
void UpdateInput(); //因输入导致的游戏状态更新
void UpdateNormal(); //与输入无关的游戏状态更新
void HideCursor(); //隐藏光标
void gotoxy(int x, int y); //回调光标
int main()
{
Startup(); //初始化
while (IsOver)
{ //游戏循环
UpdateInput();
UpdateNormal();
Show();
}
printf("\t\tgame over!\n");
Sleep(2500); //暂停游戏结束界面(毫秒)
system("pause");
return 0;
}
void Startup()
{ //游戏数值初始化
IsOver = 1;
score = 0; //初始化分数
for (int i = 0; i < high + 2; i++)
{ //初始化画布
for (int j = 0; j < width + 2; j++)
{
if (i == 0 || i == high + 1 ||
j == 0 || j == width + 1)
{
canvas[i][j] = border;
}
else
canvas[i][j] = blank;
}
}
pos_h = high / 2; //初始化飞机竖直坐标
pos_w = width / 2; //初始化飞机水平坐标
canvas[pos_h][pos_w] = plane; //初始化飞机位置
enemynum = 3; //敌机数量
srand(time(NULL));
interval = 4; //初始化时间间隔计数
itv_move = 5; //初始化敌机移动时间间隔
itv_new = 40; //初始化敌机刷新时间间隔
}
void Show()
{ //游戏界面输出
HideCursor(); //隐藏光标
gotoxy(1, 1); //回调光标、刷新画面
for (int i = 0; i < high + 2; i++)
{
for (int j = 0; j < width + 2; j++)
{
if (canvas[i][j] == plane)
{ //当前位置为飞机位置
printf("*");
}
else if (canvas[i][j] == bullet)
{ //当前位置为子弹位置
printf("|");
}
else if (canvas[i][j] == enemy)
{ //当前位置为敌机位置
printf("@");
}
else if (canvas[i][j] == border)
{ //当前位置为边界
printf("#");
}
else if (canvas[i][j] == blank)
{ //当前位置无物,且在边界内
printf(" ");
}
else if (canvas[i][j] == destroy)
{ //当前位置无物,且在边界内
printf("x");
}
}
printf("\n");
}
printf("\n得分:%d", score);
}
void UpdateInput()
{ //因输入导致的游戏状态更新
char key_W = GetKeyState('W'), //监测 W 键是否按下
key_S = GetKeyState('S'), //监测 S 键是否按下
key_A = GetKeyState('A'), //监测 A 键是否按下
key_D = GetKeyState('D'), //监测 D 键是否按下
key_attack = GetKeyState(' '); //监测 空格 键是否按下
if (kbhit())
{ //当有键按下时 //vc++6.0以上版本为 _kbhit()
if (key_W < 0)
{ //当按下 W 键,上移
if (pos_h > 1)
{
canvas[pos_h][pos_w] = blank;
if (canvas[pos_h - 1][pos_w] == enemy)
{ //下个位置是敌机,撞毁
canvas[pos_h - 1][pos_w] = destroy;
IsOver = 0;
}
else
canvas[--pos_h][pos_w] = plane;
}
}
if (key_S < 0)
{ //当按下 S 键,下移
if (pos_h < high)
{
canvas[pos_h][pos_w] = blank;
if (canvas[pos_h + 1][pos_w] == enemy)
{ //下个位置是敌机,撞毁
canvas[pos_h + 1][pos_w] = destroy;
IsOver = 0;
}
else
canvas[++pos_h][pos_w] = plane;
}
}
if (key_A < 0)
{ //当按下 A 键,左移
if (pos_w > 1)
{
canvas[pos_h][pos_w] = blank;
if (canvas[pos_h][pos_w - 1] == enemy)
{ //下个位置是敌机,撞毁
canvas[pos_h][pos_w - 1] = destroy;
IsOver = 0;
}
else
canvas[pos_h][--pos_w] = plane;
}
}
if (key_D < 0)
{ //当按下 D 键,右移
if (pos_w < width)
{
canvas[pos_h][pos_w] = blank;
if (canvas[pos_h][pos_w + 1] == enemy)
{ //下个位置是敌机,撞毁
canvas[pos_h][pos_w + 1] = destroy;
IsOver = 0;
}
else
canvas[pos_h][++pos_w] = plane;
}
}
if (key_attack < 0)
{ //当按下空格键,发射子弹
if (pos_h != 1)
canvas[pos_h - 1][pos_w] = bullet;
}
}
}
void UpdateNormal()
{ //与输入无关的游戏状态更新
int temp[high + 2][width + 2]; //用来判断原位置的临时数组
for (int i = 1; i <= high; i++)
{
for (int j = 1; j <= width; j++)
{
temp[i][j] = canvas[i][j];
}
}
for (int i = 1; i <= high; i++)
{ //遍历临时数组,修改画布
for (int j = 1; j <= width; j++)
{
if (temp[i][j] == enemy && interval % itv_move == 0)
{ //当前位置为敌机
canvas[i][j] = blank;
if (temp[i + 1][j] == bullet)
{ //下面为子弹,敌机被击中
canvas[i + 1][j] = blank;
score++;
printf("\a"); //击中音效
}
else if (i < high)
{
canvas[i + 1][j] = enemy;
}
if (i + 1 == pos_h && j == pos_w)
{ //下面为飞机,玩家飞机被撞毁
canvas[i + 1][j] = destroy;
IsOver = 0;
}
}
if (temp[i][j] == bullet)
{ //当前位置为子弹
canvas[i][j] = blank;
if (temp[i - 1][j] == enemy)
{ //下个位置是敌机,敌机被击毁
canvas[i - 1][j] = blank;
score++;
printf("\a");
}
else if (i > 1)
{
canvas[i - 1][j] = bullet;
}
}
}
}
if (interval % itv_new == 0) //刚好到时间间隔
for (int i = 0; i < enemynum; i++)
{ //新增敌机群
canvas[rand() % 2 + 1][rand() % width + 1] = enemy;
}
if (interval <= 100)
{ //时间间隔计次
interval++;
}
else
{ //时间间隔计次清零
interval = 0;
}
}
void gotoxy(int x, int y)
{ //回调光标
COORD pos;
pos.X = x - 1;
pos.Y = y - 1;
SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);
}
void HideCursor()
{ //隐藏光标函数
CONSOLE_CURSOR_INFO cursor;
cursor.bVisible = FALSE;
cursor.dwSize = sizeof(cursor);
HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
SetConsoleCursorInfo(handle, &cursor);
}