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);
}
}
}
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);
}
