#include?
#include?
#include?
#include?
#include?
#include?
#include?

#define?HEIGHT?30//地圖高度
#define?WIDE?100//地圖寬度

enum?direction?{UP?LEFT?RIGHT?DOWN};//坦克的朝向

struct?spot?{
	int?i?j;//子彈坐標(biāo)
	int?fly;//子彈是否在飛行
	enum?direction?dir;//飛行方向
};

void?tank（int?i?int?j?enum?direction?dir）;//繪制坦克
void?era（int?i?int?j?enum?direction?dir）;//擦除原圖像
void?fire（struct?spot?*bullet?int?i?int?j?enum?direction?dir）;//開(kāi)炮
int?moveable（int?i?int?j?int?height?int?wide）;//測(cè)試是否可以移動(dòng)
int?fireable（struct?spot?*bullet）;//測(cè)試是否能繼續(xù)開(kāi)炮
void?fly（struct?spot?*bullet）;//繪制子彈

char?*cursor?*clean;

int?main（void）
{
	char?choice?=?‘a(chǎn)‘;
	int?row?col;
	enum?direction?dir?=?LEFT;
	struct?termios?initial_term?new_term;
	struct?spot?bullet?=?{0?0?0?LEFT};
	int?hit?=?0??con?=?1;

//配置輸入模式
	tcgetattr（fileno（stdin）?&initial_term）;
	new_term?=?initial_term;
	new_term.c_lflag?&=?~ICANON;//非標(biāo)準(zhǔn)輸入模式
	new_term.c_lflag?&=?~ECHO;//取消回顯
	new_term.c_cc[VMIN]?=?0;//沒(méi)有讀入字符也可以返回
	new_term.c_cc[VTIME]?=?1;//等待時(shí)間0.1秒
	tcsetattr（fileno（stdin）?TCSANOW?&new_term）;

//匹配終端信息，獲取功能字符串
	setupterm（NULL?fileno（stdout）?（int?*）0）;
	cursor?=?tigetstr（“cup“）;
	clean?=?tigetstr（“clear“）;

	col?=?row?=?2;
	

	putp（tparm（cursor?0?0））;
	putp（clean）;
	tank（row?col?dir）;

	while（con）?{
		if（scanf（“%c“?&choice）?==?1）?{//此處由于輸入模式的設(shè)置，不會(huì)堵塞
			switch（choice）?{
			case?‘w‘:	if（moveable（row-1?col?HEIGHT?WIDE））?{
						row--;
						dir?=?UP;
					}?
					else?putchar（‘\a‘）;;
					break;

			case?‘s‘:	if（moveable（row+1?col?HEIGHT?WIDE））?{
						row++;
						dir?=?DOWN;
					}
					else?putchar（‘\a‘）;
					break;

			case?‘a(chǎn)‘:	if（moveable（row?col-1?HEIGHT?WIDE））?{
						col--;
						dir?=?LEFT;
					}
					else?putchar（‘\a‘）;
					break;

			case?‘d‘:	if（moveable（row?col+1?HEIGHT?WIDE））?{
						col++;
						dir?=?RIGHT;
					}?
					else?putchar（‘\a‘）;
					break;
			case?‘j‘:	if（fireable（&bullet））?fire（&bullet?row?col?dir）;
					break;
			case?‘e‘:	con?=?0;
					break;
			}
			era（row?col?dir）;
			tank（row?col?dir）;			
		}
		fly（&bullet）;
	}

	printf（“Bye?Bye!\n“）;
	sleep（2）;
	putp（tparm（cursor?