void Buoy::render(QGraphicsItemGroup *layer) {
QPointF origo(0,0);
QGraphicsPixmapItem *buoyItem = new QGraphicsPixmapItem(buoy);
buoyItem->setPos(origo);
QRectF bb = buoyItem->boundingRect();
//buoyItem->rotate(90.0f);
//buoyItem->translate(-bb.width()/2.0f, -bb.height());
buoyItem->setOffset(-bb.width()/2, -bb.height()*0.8);
QGraphicsPixmapItem *coneItem = new QGraphicsPixmapItem(lightCone);
coneItem->setPos(origo);
coneItem->rotate(180 + lightConeRotation);
//coneItem->rotate(lightConeRotation);
bb = coneItem->boundingRect();
//coneItem->translate(-bb.width()/2.0f, -bb.height());
coneItem->setOffset(-bb.width()/2, -bb.height()*0.8);
QGraphicsItemGroup* group = new QGraphicsItemGroup();
group->addToGroup(buoyItem);
group->addToGroup(coneItem);
//group->scale(0.000025, 0.000025);
group->scale(0.25, 0.25);
group->setZValue(6.5);
group->setPos(position);
group->setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
//TODO: check if i should give and offset to the pixmaps
layer->addToGroup(group);
}
QGraphicsItemGroup *ProfileGraphicsView::plot_text(text_render_options_t *tro,const QPointF& pos, const QString& text, QGraphicsItem *parent)
{
QFont fnt(font());
QFontMetrics fm(fnt);
if (printMode)
fnt.setPixelSize(tro->size);
QPointF point(SCALEGC(pos.x(), pos.y())); // This is neded because of the SCALE macro.
double dx = tro->hpos * (fm.width(text));
double dy = tro->vpos * (fm.height());
QGraphicsItemGroup *group = new QGraphicsItemGroup(parent);
QPainterPath textPath;
/* addText() uses bottom-left text baseline and the -3 offset is probably slightly off
* for different font sizes. */
textPath.addText(0, fm.height() - 3, fnt, text);
QPainterPathStroker stroker;
stroker.setWidth(3);
QGraphicsPathItem *strokedItem = new QGraphicsPathItem(stroker.createStroke(textPath), group);
strokedItem->setBrush(QBrush(getColor(TEXT_BACKGROUND)));
strokedItem->setPen(Qt::NoPen);
QGraphicsPathItem *textItem = new QGraphicsPathItem(textPath, group);
textItem->setBrush(QBrush(getColor(tro->color)));
textItem->setPen(Qt::NoPen);
group->setPos(point.x() + dx, point.y() + dy);
if (!printMode)
group->setFlag(QGraphicsItem::ItemIgnoresTransformations);
if (!parent)
scene()->addItem(group);
return group;
}
/// Adds a caption for a graph beneath the actual diagram.
void DiagramScene::addCaption(const QString &name, QPen &pen)
{
QGraphicsItemGroup* caption = new QGraphicsItemGroup(NULL);
QGraphicsLineItem* l = addLine(0,0,100,0,pen);
QGraphicsTextItem* t = addText(name);
l->setPos(0,0);
t->setPos(110, -(t->boundingRect()).height() / 2);
caption->addToGroup(l);
caption->addToGroup(t);
caption->setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
_graphCaptions.push_back(caption);
addItem(_graphCaptions[_graphCaptions.size() - 1]);
}