class KMissile : public QwRealMobileSprite
{
public:
KMissile (QwSpritePixmapSequence *s) : QwRealMobileSprite( s )
{ myAge = 0; }
virtual ~KMissile() {}
virtual int rtti() const
{ return RTTI_MISSILE; }
void growOlder() { myAge++; }
bool expired() { return myAge > MAX_MISSILE_AGE; }
private:
int myAge;
};