void DaFeiJi::ccTouchesMoved(CCSet * touches, CCEvent *event)
{
if( _state == GAME_STATE::PLAY )
{
CCSetIterator it = touches->begin();
CCTouch* touch = (CCTouch*)(*it);
CCPoint start = touch->getLocation();
CCPoint delta = touch->getDelta();
CCPoint curPos = _ship->getPosition();
curPos= ccpAdd( curPos, delta );
curPos = ccpClamp(curPos, CCPoint(), CCPoint(_winSize.width, _winSize.height) );
_ship->setPosition( curPos );
}
}
