void widgetLandmark::SetPosInCMap()
{
jpsLandmark* landmark = GetCurrentLandmark();
if (landmark!=nullptr)
{
landmark->SetRect(_gview->GetCurrentSelectRect()->rect());
QString string = "Ellipse: x: "+QString::number(landmark->GetRect().center().x())
+ " y: "+QString::number(landmark->GetRect().center().y())+" rA: "+QString::number(landmark->GetA())
+ " rB: "+QString::number(landmark->GetB());
ui->ellipse_label->setText(string);
ui->add_button->setChecked(false);
// show ellipse and text in graphics view
QPen pen = QPen(Qt::blue,2);
pen.setCosmetic(true);
QGraphicsEllipseItem* ellipse = _gview->GetScene()->addEllipse(landmark->GetRect(),pen);
ellipse->setTransform(QTransform::fromTranslate(_gview->GetTranslationX(),_gview->GetTranslationY()), true);
QGraphicsTextItem* text = _gview->GetScene()->addText(landmark->GetCaption());
text->setPos(landmark->GetPos().x()+_gview->GetTranslationX(),landmark->GetPos().y()+_gview->GetTranslationY());
//text->setScale(gl_scale_f);
text->setData(0,_gview->GetScaleF());
text->setTransform(QTransform::fromScale(_gview->GetScaleF(),-_gview->GetScaleF()),true);
landmark->SetEllipseItem(ellipse);
landmark->SetTextItem(text);
}
}
void widgetLandmark::NewRegion()
{
ui->add_button->setChecked(false);
// show ellipse and text in graphics view
QPen pen = QPen(Qt::darkGreen,2);
pen.setCosmetic(true);
QRectF rect = _gview->GetCurrentSelectRect()->rect();
QGraphicsEllipseItem* ellipse = _gview->GetScene()->addEllipse(rect,pen);
ellipse->setTransform(QTransform::fromTranslate(_gview->GetTranslationX(),_gview->GetTranslationY()), true);
// create region
jpsRegion* region = new jpsRegion(_dmanager->GetRegionCounter(),"Region"+QString::number(_dmanager->GetRegionCounter()),
rect.center(),std::fabs(rect.width()/2.0),std::fabs(rect.height()/2.0));
QGraphicsTextItem* text = _gview->GetScene()->addText(region->GetCaption());
text->setPos(rect.center().x()+_gview->GetTranslationX(),rect.center().y()+_gview->GetTranslationY());
//text->setScale(gl_scale_f);
text->setData(0,_gview->GetScaleF());
text->setTransform(QTransform::fromScale(_gview->GetScaleF(),-_gview->GetScaleF()),true);
region->SetTextItem(text);
region->SetEllipse(ellipse);
_dmanager->NewRegion(region);
//show Region in listwidget
ShowRegions();
}
void GraphViewer::onSceneMousePress(QGraphicsSceneMouseEvent *mouseEvent)
{
if (_vertices.isEmpty())
_initialText->setVisible(false);
if (_scene.items(QRectF(
mouseEvent->scenePos().x() - VERTEX_SIZE*0.5,
mouseEvent->scenePos().y() - VERTEX_SIZE*0.5,
VERTEX_SIZE,
VERTEX_SIZE)
).isEmpty())
{
// Create new vertex
QGraphicsEllipseItem * vertex = _scene.addEllipse(
QRectF(-VERTEX_SIZE*0.5, -VERTEX_SIZE*0.5, VERTEX_SIZE, VERTEX_SIZE),
QPen(Qt::black, 0),
QBrush(Qt::white)
);
vertex->setTransform(
QTransform::fromTranslate(mouseEvent->scenePos().x(), mouseEvent->scenePos().y())
);
vertex->setZValue(VERTEX_CIRCLE_Z);
_vertices << vertex;
int id = _vertices.size()-1;
vertex->setData(KEY_VERTEX_ID, id);
QGraphicsSimpleTextItem * vertexId = _scene.addSimpleText(QString("%1").arg(id+1));
vertexId->setParentItem(vertex);
vertexId->setTransform(
QTransform::fromScale(0.005, 0.005)
* QTransform::fromTranslate(-VERTEX_SIZE*( (id < 9) ? 0.18 : 0.28 ), -VERTEX_SIZE*0.35)
);
vertexId->setZValue(VERTEX_TEXT_Z);
}
else
{
// Propose to draw new edge
QGraphicsItem * item = _scene.itemAt(mouseEvent->scenePos(), QTransform());
if (qgraphicsitem_cast<QGraphicsEllipseItem*>(item)
|| qgraphicsitem_cast<QGraphicsSimpleTextItem*>(item))
{
QGraphicsEllipseItem* vertex = qgraphicsitem_cast<QGraphicsEllipseItem*>(item->parentItem());
if (!vertex)
vertex = qgraphicsitem_cast<QGraphicsEllipseItem*>(item);
if (vertex)
{
_isDrawingEdge=true;
_drawingEdge = _scene.addLine(0.0,
0.0,
mouseEvent->scenePos().x()-vertex->scenePos().x(),
mouseEvent->scenePos().y()-vertex->scenePos().y(),
QPen(Qt::black, 0));
_drawingEdge->setTransform(QTransform::fromTranslate(vertex->scenePos().x(), vertex->scenePos().y()));
_drawingEdge->setZValue(VERTEX_CIRCLE_Z);
_drawingEdge->setData(KEY_EDGE_VERTEX1, vertex->data(KEY_VERTEX_ID));
}
}
}
}
