void ObjectGraphics::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
{
    Creep *creep = dynamic_cast<Creep*>(parent);
    Tower *tower = dynamic_cast<Tower*>(parent);

    if(creep)
    {
        painter->drawRoundedRect(0, 0, 2, 0.5, 1, 1);
        painter->fillRect(0, 0, creep->status()*2, 0.5, Qt::SolidPattern);
    } else if(tower)
        painter->drawRoundedRect(0, 0, 2, 0.5, 1, 1);
        painter->fillRect(0, 0, tower->status()*2, 0.5, Qt::SolidPattern);
    }
}