#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;}elsecanvas[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;}elsecanvas[--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;}elsecanvas[++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;}elsecanvas[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;}elsecanvas[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);
}