c++之打砖块小游戏

easyx的使用

#include 
#include 
#include 
#include
#include
#define graph_width 900 
#define graph_height 600

int difficulty = 3; //难度，最高5

// 砖块模块
// 二维数组充当地图
int map[5][8];
//初始化地图
void init_map()
{
	srand((unsigned)time(NULL));
	for (int i = 0; i < 5; i++)
	{
		for (int j = 0; j < 8; j++)
		{
			map[i][j] = rand() % 3+1;
		}
	}
}
//画地图
void draw_map()
{
	for (int i = 0; i < 5; i++)
	{
		for (int j = 0; j < 8; j++)
		{
			int x = j* graph_width/8;
			int y = i * 25;
			switch (map[i][j])
			{
			case 1:
				setfillcolor(LIGHTRED);
				fillrectangle(x, y, x + graph_width / 8, y + 25);
				break;
			case 2:
				setfillcolor(LIGHTBLUE);
				fillrectangle(x, y, x + graph_width / 8, y + 25);
				break;
			case 3:
				setfillcolor(LIGHTGREEN);
				fillrectangle(x, y, x + graph_width / 8, y + 25);
				break;
			case 0:
				break;
			}			
		}
	}
}

// 木板模块
//抽象木板属性
struct Board
{
	int x;
	int y;
	int width;
	int height;
	COLORREF color;
	int speed;
};
//初始化木板
struct Board board = { graph_width / 2 - 100,graph_height - 25,200,25,WHITE,5 };
//画木板
void draw_Board()
{
	setfillcolor(board.color);
	fillrectangle(board.x, board.y, board.x + board.width, board.y + board.height);
}
//木板移动
void move_board()
{
	if ((GetAsyncKeyState(VK_LEFT) || GetAsyncKeyState('A')) && board.x > 0)
	{
		board.x -= board.speed;
	}
	if ((GetAsyncKeyState(VK_RIGHT) || GetAsyncKeyState('D')) &&board.x < graph_width - board.width)
	{
		board.x += board.speed;
	}
}
// 球模块
struct Ball
{
	int x;
	int y;
	int dx;
	int dy;
	int r;
	COLORREF color;
	int speed;
};
//初始化球
struct Ball ball = {graph_width/2,board.y-25,1,-1,25,RED,5};
//画球
void draw_ball()
{
	setfillcolor(ball.color);
	fillcircle(ball.x, ball.y, ball.r);
}
//球移动
void move_ball()
{
	ball.x += ball.dx;
	ball.y += ball.dy;
}


//消除砖块
int clear_brick()
{
	if ((ball.y -ball.r)/ 25 < 5)
	{
		if (map[(ball.y - ball.r) / 25][ball.x/ (graph_width / 8)] != 0)
		{
			map[(ball.y - ball.r) / 25][ball.x / (graph_width / 8)] = 0;
			return 1;
		}
	}
	return 0;
}

//碰撞模块
void rebound()
{
	//左右墙壁碰撞
	if (ball.x == ball.r || ball.x == graph_width - ball.r )
	{
		ball.dx *= -1;
	}
		
	//木板、砖块、上墙壁碰撞
	if ((ball.x >= board.x && ball.x <= board.x + board.width && board.y - ball.y == ball.r) || ball.y == ball.r||clear_brick())
		ball.dy *= -1;
}

//时间等待模块
int waittime(int t)
{
	static int begin = clock();
	int now = clock();
	if (now - begin > t)
	{
		begin = now;
		return 1;
	}
	else
		return 0;
}

//判断胜负
int win()
{
	for (int i = 0; i < 5; i++)
	{
		for (int j = 0; j < 8; j++)
		{
			if(map[i][j] != 0)
				return 0;
		}
	}
	return 1;
}
int lose()
{
	if (ball.y > board.y)
		return 1;
	else
		return 0;
}

//玩游戏
void play()
{
	init_map();
	while (!win())
	{
		BeginBatchDraw();
		draw_map();
		draw_Board();
		draw_ball();
		FlushBatchDraw();
		if (waittime(6 - difficulty))
		{
			move_board();
			move_ball();
			rebound();
		}
		cleardevice();
		if (lose())
		{
			printf("你输了\n");
			break;
		}
		if (GetAsyncKeyState(' '))
		{
			system("pause");
		}
	}
	if (win())
	{
		printf("恭喜你赢了\n");
	}
}

//主函数
int main()
{
	initgraph(graph_width, graph_height);
	play();
	return 0;
}