MFC写的贪吃蛇代码(6)

//蛇身相撞判断 if(Snake[0].len>3)

for(int sn=Snake[0].len-1;sn>0;sn--) {

if(Snake[0].x*20==Snake[sn].x*20&&Snake[0].y*20==Snake[sn].y*20) {

KillTimer(1);

AfxMessageBox(soure); // s=0; } }

/////////////////////////////////////////////////////////////////////////// pDC->SelectStockObject(WHITE_PEN);

pDC->Rectangle(Snake[Snake[0].len-1].x*20,Snake[Snake[0].len-1].y*20,(Snake[Snake[0].len-1].x+1)*20,(Snake[Snake[0].len-1].y+1)*20); for(int i=Snake[0].len-1;i>0;i--) {

Snake[i].x=Snake[i-1].x; Snake[i].y=Snake[i-1].y; }

//行走方向判断

if(Snake[0].direct==1)Snake[0].y--; if(Snake[0].direct==2)Snake[0].y++; if(Snake[0].direct==3)Snake[0].x--; if(Snake[0].direct==4)Snake[0].x++; pDC->SelectStockObject(BLACK_PEN);

CBrush DrawBrush=(RGB(100,100,100));

CBrush *Drawbrush=pDC->SelectObject(&DrawBrush);

pDC->Rectangle(Snake[0].x*20,Snake[0].y*20,(Snake[0].x+1)*20,(Snake[0].y+1)*20);

pDC->SelectObject(DrawBrush);

//判断吃豆的条件,撞到就吃

if(Snake[0].x*20==Food.x*20&&Snake[0].y*20==Food.y*20) {

Snake[0].len++; Food.isfood=1;

Snake[Snake[0].len-1].x=Snake[Snake[0].len-2].x; Snake[Snake[0].len-1].y=Snake[Snake[0].len-2].y; }

//如果食物被吃了 就生成 if(Food.isfood==1) {

srand((unsigned)time(NULL)); do {

for(int isfo=Snake[0].len-1;isfo>=0;isfo--)

if(Snake[0].x*20==Snake[isfo].x*20&&Snake[0].y*20==Snake[isfo].y*20) {

Food.x=rand()%; Food.y=rand()%; } }

while(Food.x*20<70||Food.y*20<70||Food.x*20>430||Food.y*20>430);

pDC->Rectangle(Food.x*20,Food.y*20,(Food.x+1)*20,(Food.y+1)*20); Food.isfood=0; }

CView::OnTimer(nIDEvent); }