void QmitkImageNavigatorView::SetBorderColors()
{
if (m_IRenderWindowPart)
{
QString decoColor;
QmitkRenderWindow* renderWindow = m_IRenderWindowPart->GetQmitkRenderWindow("axial");
if (renderWindow)
{
decoColor = GetDecorationColorOfGeometry(renderWindow);
mitk::PlaneGeometry::ConstPointer geometry = renderWindow->GetSliceNavigationController()->GetCurrentPlaneGeometry();
if (geometry.IsNotNull())
{
mitk::Vector3D normal = geometry->GetNormal();
int axis = this->GetClosestAxisIndex(normal);
this->SetBorderColor(axis, decoColor);
}
}
renderWindow = m_IRenderWindowPart->GetQmitkRenderWindow("sagittal");
if (renderWindow)
{
decoColor = GetDecorationColorOfGeometry(renderWindow);
mitk::PlaneGeometry::ConstPointer geometry = renderWindow->GetSliceNavigationController()->GetCurrentPlaneGeometry();
if (geometry.IsNotNull())
{
mitk::Vector3D normal = geometry->GetNormal();
int axis = this->GetClosestAxisIndex(normal);
this->SetBorderColor(axis, decoColor);
}
}
renderWindow = m_IRenderWindowPart->GetQmitkRenderWindow("coronal");
if (renderWindow)
{
decoColor = GetDecorationColorOfGeometry(renderWindow);
mitk::PlaneGeometry::ConstPointer geometry = renderWindow->GetSliceNavigationController()->GetCurrentPlaneGeometry();
if (geometry.IsNotNull())
{
mitk::Vector3D normal = geometry->GetNormal();
int axis = this->GetClosestAxisIndex(normal);
this->SetBorderColor(axis, decoColor);
}
}
}
}
static
void SaveSliceOrImageAsPNG(mitk::Image::Pointer image, mitk::Image::Pointer mask, std::string path, int index)
{
// Create a Standalone Datastorage for the single purpose of saving screenshots..
mitk::StandaloneDataStorage::Pointer ds = mitk::StandaloneDataStorage::New();
QmitkRenderWindow renderWindow;
renderWindow.GetRenderer()->SetDataStorage(ds);
auto nodeI = mitk::DataNode::New();
nodeI->SetData(image);
auto nodeM = mitk::DataNode::New();
nodeM->SetData(mask);
ds->Add(nodeI);
ds->Add(nodeM);
auto geo = ds->ComputeBoundingGeometry3D(ds->GetAll());
mitk::RenderingManager::GetInstance()->InitializeViews(geo);
mitk::SliceNavigationController::Pointer sliceNaviController = renderWindow.GetSliceNavigationController();
unsigned int numberOfSteps = 1;
if (sliceNaviController)
{
numberOfSteps = sliceNaviController->GetSlice()->GetSteps();
sliceNaviController->GetSlice()->SetPos(0);
}
renderWindow.show();
renderWindow.resize(256, 256);
for (unsigned int currentStep = 0; currentStep < numberOfSteps; ++currentStep)
{
if (sliceNaviController)
{
sliceNaviController->GetSlice()->SetPos(currentStep);
}
renderWindow.GetRenderer()->PrepareRender();
vtkRenderWindow* renderWindow2 = renderWindow.GetVtkRenderWindow();
mitk::BaseRenderer* baserenderer = mitk::BaseRenderer::GetInstance(renderWindow2);
auto vtkRender = baserenderer->GetVtkRenderer();
vtkRender->GetRenderWindow()->WaitForCompletion();
vtkRenderLargeImage* magnifier = vtkRenderLargeImage::New();
magnifier->SetInput(vtkRender);
magnifier->SetMagnification(3.0);
std::stringstream ss;
ss << path << "_Idx-" << index << "_Step-"<<currentStep<<".png";
std::string tmpImageName;
ss >> tmpImageName;
auto fileWriter = vtkPNGWriter::New();
fileWriter->SetInputConnection(magnifier->GetOutputPort());
fileWriter->SetFileName(tmpImageName.c_str());
fileWriter->Write();
fileWriter->Delete();
}
}
void QmitkSegmentationView::OnContourMarkerSelected(const mitk::DataNode *node)
{
QmitkRenderWindow* selectedRenderWindow = 0;
QmitkRenderWindow* axialRenderWindow =
this->GetRenderWindowPart(OPEN)->GetQmitkRenderWindow("axial");
QmitkRenderWindow* sagittalRenderWindow =
this->GetRenderWindowPart(OPEN)->GetQmitkRenderWindow("sagittal");
QmitkRenderWindow* coronalRenderWindow =
this->GetRenderWindowPart(OPEN)->GetQmitkRenderWindow("coronal");
QmitkRenderWindow* _3DRenderWindow =
this->GetRenderWindowPart(OPEN)->GetQmitkRenderWindow("3d");
bool PlanarFigureInitializedWindow = false;
// find initialized renderwindow
if (node->GetBoolProperty("PlanarFigureInitializedWindow",
PlanarFigureInitializedWindow, axialRenderWindow->GetRenderer()))
{
selectedRenderWindow = axialRenderWindow;
}
if (!selectedRenderWindow && node->GetBoolProperty(
"PlanarFigureInitializedWindow", PlanarFigureInitializedWindow,
sagittalRenderWindow->GetRenderer()))
{
selectedRenderWindow = sagittalRenderWindow;
}
if (!selectedRenderWindow && node->GetBoolProperty(
"PlanarFigureInitializedWindow", PlanarFigureInitializedWindow,
coronalRenderWindow->GetRenderer()))
{
selectedRenderWindow = coronalRenderWindow;
}
if (!selectedRenderWindow && node->GetBoolProperty(
"PlanarFigureInitializedWindow", PlanarFigureInitializedWindow,
_3DRenderWindow->GetRenderer()))
{
selectedRenderWindow = _3DRenderWindow;
}
// make node visible
if (selectedRenderWindow)
{
std::string nodeName = node->GetName();
unsigned int t = nodeName.find_last_of(" ");
unsigned int id = atof(nodeName.substr(t+1).c_str())-1;
{
ctkPluginContext* context = mitk::PluginActivator::getContext();
ctkServiceReference ppmRef = context->getServiceReference<mitk::PlanePositionManagerService>();
mitk::PlanePositionManagerService* service = context->getService<mitk::PlanePositionManagerService>(ppmRef);
selectedRenderWindow->GetSliceNavigationController()->ExecuteOperation(service->GetPlanePosition(id));
context->ungetService(ppmRef);
}
selectedRenderWindow->GetRenderer()->GetCameraController()->Fit();
mitk::RenderingManager::GetInstance()->RequestUpdateAll();
}
}
void QmitkImageNavigatorView::RenderWindowPartActivated(mitk::IRenderWindowPart* renderWindowPart)
{
if (this->m_IRenderWindowPart != renderWindowPart)
{
this->m_IRenderWindowPart = renderWindowPart;
this->m_Parent->setEnabled(true);
QmitkRenderWindow* renderWindow = renderWindowPart->GetRenderWindow("axial");
if (renderWindow)
{
if (m_AxialStepper) m_AxialStepper->deleteLater();
m_AxialStepper = new QmitkStepperAdapter(m_Controls.m_SliceNavigatorAxial,
renderWindow->GetSliceNavigationController()->GetSlice(),
"sliceNavigatorAxialFromSimpleExample");
m_Controls.m_SliceNavigatorAxial->setEnabled(true);
m_Controls.m_AxialLabel->setEnabled(true);
m_Controls.m_ZWorldCoordinateSpinBox->setEnabled(true);
connect(m_AxialStepper, SIGNAL(Refetch()), this, SLOT(OnRefetch()));
}
else
{
m_Controls.m_SliceNavigatorAxial->setEnabled(false);
m_Controls.m_AxialLabel->setEnabled(false);
m_Controls.m_ZWorldCoordinateSpinBox->setEnabled(false);
}
renderWindow = renderWindowPart->GetRenderWindow("sagittal");
if (renderWindow)
{
if (m_SagittalStepper) m_SagittalStepper->deleteLater();
m_SagittalStepper = new QmitkStepperAdapter(m_Controls.m_SliceNavigatorSagittal,
renderWindow->GetSliceNavigationController()->GetSlice(),
"sliceNavigatorSagittalFromSimpleExample");
m_Controls.m_SliceNavigatorSagittal->setEnabled(true);
m_Controls.m_SagittalLabel->setEnabled(true);
m_Controls.m_YWorldCoordinateSpinBox->setEnabled(true);
connect(m_SagittalStepper, SIGNAL(Refetch()), this, SLOT(OnRefetch()));
}
else
{
m_Controls.m_SliceNavigatorSagittal->setEnabled(false);
m_Controls.m_SagittalLabel->setEnabled(false);
m_Controls.m_YWorldCoordinateSpinBox->setEnabled(false);
}
renderWindow = renderWindowPart->GetRenderWindow("coronal");
if (renderWindow)
{
if (m_FrontalStepper) m_FrontalStepper->deleteLater();
m_FrontalStepper = new QmitkStepperAdapter(m_Controls.m_SliceNavigatorFrontal,
renderWindow->GetSliceNavigationController()->GetSlice(),
"sliceNavigatorFrontalFromSimpleExample");
m_Controls.m_SliceNavigatorFrontal->setEnabled(true);
m_Controls.m_CoronalLabel->setEnabled(true);
m_Controls.m_XWorldCoordinateSpinBox->setEnabled(true);
connect(m_FrontalStepper, SIGNAL(Refetch()), this, SLOT(OnRefetch()));
}
else
{
m_Controls.m_SliceNavigatorFrontal->setEnabled(false);
m_Controls.m_CoronalLabel->setEnabled(false);
m_Controls.m_XWorldCoordinateSpinBox->setEnabled(false);
}
mitk::SliceNavigationController* timeController = renderWindowPart->GetTimeNavigationController();
if (timeController)
{
if (m_TimeStepper) m_TimeStepper->deleteLater();
m_TimeStepper = new QmitkStepperAdapter(m_Controls.m_SliceNavigatorTime,
timeController->GetTime(),
"sliceNavigatorTimeFromSimpleExample");
m_Controls.m_SliceNavigatorTime->setEnabled(true);
m_Controls.m_TimeLabel->setEnabled(true);
}
else
{
m_Controls.m_SliceNavigatorTime->setEnabled(false);
m_Controls.m_TimeLabel->setEnabled(false);
}
}
}
void QmitkNavigationButtonsView::PlanarFigureFocus()
{
if(m_SelectedNode)
{
mitk::PlanarFigure* _PlanarFigure = 0;
_PlanarFigure = dynamic_cast<mitk::PlanarFigure*> (m_SelectedNode->GetData());
if (_PlanarFigure)
{
QmitkRenderWindow* selectedRenderWindow = 0;
bool PlanarFigureInitializedWindow = false;
QmitkRenderWindow* RenderWindow1 =
this->GetActiveStdMultiWidget()->GetRenderWindow1();
if (m_SelectedNode->GetBoolProperty("PlanarFigureInitializedWindow",
PlanarFigureInitializedWindow, RenderWindow1->GetRenderer()))
{
selectedRenderWindow = RenderWindow1;
}
QmitkRenderWindow* RenderWindow2 =
this->GetActiveStdMultiWidget()->GetRenderWindow2();
if (!selectedRenderWindow && m_SelectedNode->GetBoolProperty(
"PlanarFigureInitializedWindow", PlanarFigureInitializedWindow,
RenderWindow2->GetRenderer()))
{
selectedRenderWindow = RenderWindow2;
}
QmitkRenderWindow* RenderWindow3 =
this->GetActiveStdMultiWidget()->GetRenderWindow3();
if (!selectedRenderWindow && m_SelectedNode->GetBoolProperty(
"PlanarFigureInitializedWindow", PlanarFigureInitializedWindow,
RenderWindow3->GetRenderer()))
{
selectedRenderWindow = RenderWindow3;
}
QmitkRenderWindow* RenderWindow4 =
this->GetActiveStdMultiWidget()->GetRenderWindow4();
if (!selectedRenderWindow && m_SelectedNode->GetBoolProperty(
"PlanarFigureInitializedWindow", PlanarFigureInitializedWindow,
RenderWindow4->GetRenderer()))
{
selectedRenderWindow = RenderWindow4;
}
const mitk::PlaneGeometry
* _PlaneGeometry =
dynamic_cast<const mitk::PlaneGeometry*> (_PlanarFigure->GetGeometry2D());
mitk::VnlVector normal = _PlaneGeometry->GetNormalVnl();
mitk::Geometry2D::ConstPointer worldGeometry1 =
RenderWindow1->GetRenderer()->GetCurrentWorldGeometry2D();
mitk::PlaneGeometry::ConstPointer _Plane1 =
dynamic_cast<const mitk::PlaneGeometry*>( worldGeometry1.GetPointer() );
mitk::VnlVector normal1 = _Plane1->GetNormalVnl();
mitk::Geometry2D::ConstPointer worldGeometry2 =
RenderWindow2->GetRenderer()->GetCurrentWorldGeometry2D();
mitk::PlaneGeometry::ConstPointer _Plane2 =
dynamic_cast<const mitk::PlaneGeometry*>( worldGeometry2.GetPointer() );
mitk::VnlVector normal2 = _Plane2->GetNormalVnl();
mitk::Geometry2D::ConstPointer worldGeometry3 =
RenderWindow3->GetRenderer()->GetCurrentWorldGeometry2D();
mitk::PlaneGeometry::ConstPointer _Plane3 =
dynamic_cast<const mitk::PlaneGeometry*>( worldGeometry3.GetPointer() );
mitk::VnlVector normal3 = _Plane3->GetNormalVnl();
normal[0] = fabs(normal[0]); normal[1] = fabs(normal[1]); normal[2] = fabs(normal[2]);
normal1[0] = fabs(normal1[0]); normal1[1] = fabs(normal1[1]); normal1[2] = fabs(normal1[2]);
normal2[0] = fabs(normal2[0]); normal2[1] = fabs(normal2[1]); normal2[2] = fabs(normal2[2]);
normal3[0] = fabs(normal3[0]); normal3[1] = fabs(normal3[1]); normal3[2] = fabs(normal3[2]);
double ang1 = angle(normal, normal1);
double ang2 = angle(normal, normal2);
double ang3 = angle(normal, normal3);
if(ang1 < ang2 && ang1 < ang3)
{
selectedRenderWindow = RenderWindow1;
}
else
{
if(ang2 < ang3)
{
selectedRenderWindow = RenderWindow2;
}
else
{
selectedRenderWindow = RenderWindow3;
}
}
// make node visible
if (selectedRenderWindow)
{
mitk::Point3D centerP = _PlaneGeometry->GetOrigin();
selectedRenderWindow->GetSliceNavigationController()->ReorientSlices(
centerP, _PlaneGeometry->GetNormal());
selectedRenderWindow->GetSliceNavigationController()->SelectSliceByPoint(
centerP);
}
}
// set interactor for new node (if not already set)
mitk::PlanarFigureInteractor::Pointer figureInteractor
= dynamic_cast<mitk::PlanarFigureInteractor*>(m_SelectedNode->GetDataInteractor().GetPointer());
if(figureInteractor.IsNull())
{
figureInteractor = mitk::PlanarFigureInteractor::New();
mitk::Module* planarFigureModule = mitk::ModuleRegistry::GetModule( "MitkPlanarFigure" );
figureInteractor->LoadStateMachine("PlanarFigureInteraction.xml", planarFigureModule );
figureInteractor->SetEventConfig( "PlanarFigureConfig.xml", planarFigureModule );
figureInteractor->SetDataNode( m_SelectedNode );
}
m_SelectedNode->SetProperty("planarfigure.iseditable",mitk::BoolProperty::New(true));
}
}
//##Documentation
//## @brief Load image (nrrd format) and display it in a 2D view
int main(int argc, char* argv[])
{
QApplication qtapplication( argc, argv );
if (argc < 2)
{
fprintf( stderr, "Usage: %s [filename] \n\n", itksys::SystemTools::GetFilenameName(argv[0]).c_str() );
return 1;
}
// Register Qmitk-dependent global instances
QmitkRegisterClasses();
//*************************************************************************
// Part I: Basic initialization
//*************************************************************************
// Create a DataStorage
// The DataStorage manages all data objects. It is used by the
// rendering mechanism to render all data objects
// We use the standard implementation mitk::StandaloneDataStorage.
mitk::StandaloneDataStorage::Pointer ds = mitk::StandaloneDataStorage::New();
//*************************************************************************
// Part II: Create some data by reading a file
//*************************************************************************
// Create a DataNodeFactory to read a data format supported
// by the DataNodeFactory (many image formats, surface formats, etc.)
mitk::DataNodeFactory::Pointer reader=mitk::DataNodeFactory::New();
const char * filename = argv[1];
try
{
reader->SetFileName(filename);
reader->Update();
//*************************************************************************
// Part III: Put the data into the datastorage
//*************************************************************************
// Add the node to the DataStorage
ds->Add(reader->GetOutput());
}
catch(...)
{
fprintf( stderr, "Could not open file %s \n\n", filename );
exit(2);
}
//*************************************************************************
// Part IV: Create window and pass the datastorage to it
//*************************************************************************
// Create a RenderWindow
QmitkRenderWindow renderWindow;
// Tell the RenderWindow which (part of) the datastorage to render
renderWindow.GetRenderer()->SetDataStorage(ds);
// Initialize the RenderWindow
mitk::TimeGeometry::Pointer geo = ds->ComputeBoundingGeometry3D(ds->GetAll());
mitk::RenderingManager::GetInstance()->InitializeViews( geo );
//mitk::RenderingManager::GetInstance()->InitializeViews();
// Select a slice
mitk::SliceNavigationController::Pointer sliceNaviController = renderWindow.GetSliceNavigationController();
if (sliceNaviController)
sliceNaviController->GetSlice()->SetPos( 0 );
//*************************************************************************
// Part V: Qt-specific initialization
//*************************************************************************
renderWindow.show();
renderWindow.resize( 256, 256 );
// for testing
#include "QtTesting.h"
if (strcmp(argv[argc-1], "-testing") != 0)
return qtapplication.exec();
else
return QtTesting();
// cleanup: Remove References to DataStorage. This will delete the object
ds = NULL;
}
//##Documentation
//## @brief Load one or more data sets (many image, surface
//## and other formats) and display it in a 2D view
int main(int argc, char* argv[])
{
QApplication qtapplication( argc, argv );
if(argc<2)
{
fprintf( stderr, "Usage: %s [filename1] [filename2] ...\n\n",
itksys::SystemTools::GetFilenameName(argv[0]).c_str() );
return 1;
}
// Register Qmitk-dependent global instances
QmitkRegisterClasses();
//*************************************************************************
// Part I: Basic initialization
//*************************************************************************
// Create a data storage object. We will use it as a singleton
mitk::StandaloneDataStorage::Pointer storage = mitk::StandaloneDataStorage::New();
//*************************************************************************
// Part II: Create some data by reading files
//*************************************************************************
int i;
for(i=1; i<argc; ++i)
{
// For testing
if(strcmp(argv[i], "-testing")==0) continue;
// Create a DataNodeFactory to read a data format supported
// by the DataNodeFactory (many image formats, surface formats, etc.)
mitk::DataNodeFactory::Pointer nodeReader=mitk::DataNodeFactory::New();
const char * filename = argv[i];
try
{
nodeReader->SetFileName(filename);
nodeReader->Update();
//*********************************************************************
// Part III: Put the data into the datastorage
//*********************************************************************
// Since the DataNodeFactory directly creates a node,
// use the datastorage to add the read node
storage->Add(nodeReader->GetOutput());
}
catch(...)
{
fprintf( stderr, "Could not open file %s \n\n", filename );
exit(2);
}
}
//*************************************************************************
// Part IV: Create window and pass the datastorage to it
//*************************************************************************
// Create a RenderWindow
QmitkRenderWindow renderWindow;
// Tell the RenderWindow which (part of) the datastorage to render
renderWindow.GetRenderer()->SetDataStorage(storage);
// Initialize the RenderWindow
mitk::TimeGeometry::Pointer geo = storage->ComputeBoundingGeometry3D(storage->GetAll());
mitk::RenderingManager::GetInstance()->InitializeViews( geo );
// Select a slice
mitk::SliceNavigationController::Pointer sliceNaviController = renderWindow.GetSliceNavigationController();
if (sliceNaviController)
sliceNaviController->GetSlice()->SetPos( 2 );
//*************************************************************************
// Part V: Qt-specific initialization
//*************************************************************************
renderWindow.show();
renderWindow.resize( 256, 256 );
// for testing
#include "QtTesting.h"
if(strcmp(argv[argc-1], "-testing")!=0)
return qtapplication.exec();
else
return QtTesting();
}
//##Documentation
//## @brief Load image (nrrd format) and display it in a 2D view
int main(int argc, char* argv[])
{
QApplication qtapplication( argc, argv );
if (argc < 2)
{
fprintf( stderr, "Usage: %s [filename] \n\n", itksys::SystemTools::GetFilenameName(argv[0]).c_str() );
return 1;
}
// Register Qmitk-dependent global instances
QmitkRegisterClasses();
//*************************************************************************
// Part I: Basic initialization
//*************************************************************************
// Create a DataStorage
// The DataStorage manages all data objects. It is used by the
// rendering mechanism to render all data objects
// We use the standard implementation mitk::StandaloneDataStorage.
mitk::StandaloneDataStorage::Pointer dataStorage = mitk::StandaloneDataStorage::New();
//*************************************************************************
// Part II: Create some data by reading a file
//*************************************************************************
// Create a DataNodeFactory to read a data format supported
// by the DataNodeFactory (many image formats, surface formats, etc.)
mitk::DataNodeFactory::Pointer reader=mitk::DataNodeFactory::New();
const char * filename = argv[1];
try
{
reader->SetFileName(filename);
reader->Update();
//*************************************************************************
// Part III: Put the data into the datastorage
//*************************************************************************
// Add the node to the DataStorage
dataStorage->Add(reader->GetOutput());
}
catch(...)
{
fprintf( stderr, "Could not open file %s \n\n", filename );
exit(2);
}
//*************************************************************************
// Part IV: Create window and pass the datastorage to it
//*************************************************************************
// Create a RenderWindow
QmitkRenderWindow renderWindow;
// Tell the RenderWindow which (part of) the datastorage to render
renderWindow.GetRenderer()->SetDataStorage(dataStorage);
// Initialize the RenderWindow
mitk::TimeSlicedGeometry::Pointer geo = dataStorage->ComputeBoundingGeometry3D(dataStorage->GetAll());
mitk::RenderingManager::GetInstance()->InitializeViews( geo );
//mitk::RenderingManager::GetInstance()->InitializeViews();
// Select a slice
mitk::SliceNavigationController::Pointer sliceNaviController = renderWindow.GetSliceNavigationController();
if (sliceNaviController)
sliceNaviController->GetSlice()->SetPos( 0 );
//*************************************************************************
// Part V: Qt-specific initialization
//*************************************************************************
//! [CreateOverlayManager]
mitk::OverlayManager::Pointer OverlayManagerInstance = mitk::OverlayManager::New();
mitk::BaseRenderer* renderer = mitk::BaseRenderer::GetInstance(renderWindow.GetVtkRenderWindow());
renderer->SetOverlayManager(OverlayManagerInstance);
//! [CreateOverlayManager]
//! [GetOverlayManagerInstance]
//The id that is passed identifies the correct mitk::OverlayManager and is '0' by default.
mitk::BaseRenderer* renderer2D = mitk::BaseRenderer::GetInstance(renderWindow.GetVtkRenderWindow());
mitk::OverlayManager::Pointer overlayManager = renderer2D->GetOverlayManager();
//! [GetOverlayManagerInstance]
//! [AddLayouter]
//This creates a 2DLayouter that is only active for the recently fetched axialRenderer and positione
mitk::Overlay2DLayouter::Pointer topleftLayouter = mitk::Overlay2DLayouter::CreateLayouter(mitk::Overlay2DLayouter::STANDARD_2D_TOPLEFT(), renderer2D);
//Now, the created Layouter is added to the OverlayManager and can be referred to by its identification string.
overlayManager->AddLayouter(topleftLayouter.GetPointer());
//Several other Layouters can be added to the overlayManager
mitk::Overlay2DLayouter::Pointer bottomLayouter = mitk::Overlay2DLayouter::CreateLayouter(mitk::Overlay2DLayouter::STANDARD_2D_BOTTOM(), renderer2D);
overlayManager->AddLayouter(bottomLayouter.GetPointer());
//! [AddLayouter]
//! [TextOverlay2D]
//Create a textOverlay2D
mitk::TextOverlay2D::Pointer textOverlay = mitk::TextOverlay2D::New();
textOverlay->SetText("Test!"); //set UTF-8 encoded text to render
textOverlay->SetFontSize(40);
textOverlay->SetColor(1,0,0); //Set text color to red
textOverlay->SetOpacity(1);
//The position of the Overlay can be set to a fixed coordinate on the display.
mitk::Point2D pos;
pos[0] = 10,pos[1] = 20;
textOverlay->SetPosition2D(pos);
//Add the overlay to the overlayManager. It is added to all registered renderers automaticly
overlayManager->AddOverlay(textOverlay.GetPointer());
//Alternatively, a layouter can be used to manage the position of the overlay. If a layouter is set, the absolute position of the overlay is not used anymore
//The Standard TopLeft Layouter has to be registered to the OverlayManager first
overlayManager->AddLayouter(mitk::Overlay2DLayouter::CreateLayouter(mitk::Overlay2DLayouter::STANDARD_2D_TOPLEFT(), renderer2D).GetPointer());
//! [TextOverlay2D]
//! [SetLayouterToOverlay]
//Because a Layouter is specified by the identification string AND the Renderer, both have to be passed to the call.
overlayManager->SetLayouter(textOverlay.GetPointer(),mitk::Overlay2DLayouter::STANDARD_2D_TOPLEFT(),renderer2D);
//! [SetLayouterToOverlay]
//! [TextOverlay3D]
mitk::PointSet::Pointer pointset = mitk::PointSet::New();
// This vector is used to define an offset for the annotations, in order to show them with a margin to the actual coordinate.
mitk::Point3D offset;
offset[0] = .5;
offset[1] = .5;
offset[2] = .5;
//Just a loop to create some points
for(int i=0 ; i < 10 ; i++){
//To each point, a TextOverlay3D is created
mitk::TextOverlay3D::Pointer textOverlay3D = mitk::TextOverlay3D::New();
mitk::Point3D point;
point[0] = i*20;
point[1] = i*30;
point[2] = -i*50;
pointset->InsertPoint(i, point);
textOverlay3D->SetText("A Point");
// The Position is set to the point coordinate to create an annotation to the point in the PointSet.
textOverlay3D->SetPosition3D(point);
// move the annotation away from the actual point
textOverlay3D->SetOffsetVector(offset);
overlayManager->AddOverlay(textOverlay3D.GetPointer());
}
// also show the created pointset
mitk::DataNode::Pointer datanode = mitk::DataNode::New();
datanode->SetData(pointset);
datanode->SetName("pointSet");
dataStorage->Add(datanode);
//! [TextOverlay3D]
renderWindow.show();
renderWindow.resize( 256, 256 );
return qtapplication.exec();
// cleanup: Remove References to DataStorage. This will delete the object
dataStorage = NULL;
}