Exemplo n.º 1
0
Scenery::Scenery(const Simulation::VelocityMap *m, QGraphicsItem *parent) :
    QGraphicsItem(parent)
{
    QSize size = m->get_size();
    int x, y;
    for (x = 0; x < size.width(); x++)
    {
        for (y = 0; y < size.height(); y++)
        {
            ArrowItem *i = new ArrowItem(this);
            i->limitLength(0.5);
            i->setPos(x, y);
            i->setVel(m->Get_Velocity_At(x, y)/5);
        }
    }
}
Exemplo n.º 2
0
void RelationStarter::addArrow(const QString &id, ArrowItem::Shaft shaft,
                               ArrowItem::Head endHead, ArrowItem::Head startHead)
{
    QMT_CHECK(!id.isEmpty());
    prepareGeometryChange();
    ArrowItem *arrow = new ArrowItem(this);
    arrow->setArrowSize(10.0);
    arrow->setDiamondSize(15.0);
    arrow->setShaft(shaft);
    arrow->setStartHead(startHead);
    arrow->setEndHead(endHead);
    arrow->setPoints(QList<QPointF>() << QPointF(0.0, 10.0) << QPointF(15.0, 0.0));
    arrow->setPos(6.0, m_arrows.size() * 20.0 + 8.0);
    arrow->update(m_diagramSceneModel->styleController()->relationStarterStyle());
    m_arrows.append(arrow);
    m_arrowIds.insert(arrow, id);
    setRect(0.0, 0.0, 26.0, m_arrows.size() * 20.0 + 6.0);
}