void Widget::mousePressEvent(QMouseEvent *ev)
{ int x=ev->x();
int y=ev->y();
if(x>=529&&x<=579&&y>=468&&y<=578)
emit mousePres_signals();
if(x>=579&&x<=629&&y>=468&&y<=578)
emit mousePres_signals();
if(x>=629&&x<=679&&y>=468&&y<=578)
emit mousePres_signals();
}
connect(QMouseEvent,&QMouseEvent::mousePres_signals, this,&Widget::myslot);
void Widget::myslot()
{
gamecars[0]->rect().moveTo(40,40);
}