IsoSurface. More...

#include <QmitkIsoSurface.h>

Inheritance diagram for QmitkIsoSurface:

Collaboration diagram for QmitkIsoSurface:

Public Member Functions
	QmitkIsoSurface (QObject parent=0, const char name=0)
	default constructor
virtual	~QmitkIsoSurface ()
virtual void	CreateQtPartControl (QWidget *parent)
	method for creating the widget containing the application controls, like sliders, buttons etc.
virtual void	CreateConnections ()
	method for creating the applications main widget
virtual void	StdMultiWidgetAvailable (QmitkStdMultiWidget &stdMultiWidget)
	method for creating an QAction object, i.e. button & menu entry
virtual void	StdMultiWidgetNotAvailable ()
Protected Slots
virtual void	DataStorageChanged ()
void	ImageSelected (const mitk::DataNode *item)
void	CreateSurface ()
	method for creating a surface object
Protected Member Functions
float	getThreshold ()
Protected Attributes
Ui::QmitkIsoSurfaceControls *	m_Controls
mitk::Image *	m_MitkImage
int	m_SurfaceCounter
mitk::ColorSequenceRainbow	m_RainbowColor

Detailed Description

IsoSurface.

See also:: QmitkFunctionality

Definition at line 35 of file QmitkIsoSurface.h.

Constructor & Destructor Documentation

QmitkIsoSurface::QmitkIsoSurface	(	QObject *	parent = `0`,
		const char *	name = `0`
	)

default constructor

Definition at line 44 of file QmitkIsoSurface.cpp.

: QmitkFunctionality() ,
  m_Controls(NULL),
  m_MitkImage(NULL),
  m_SurfaceCounter(0)
{
  //SetAvailability(true);
}

QmitkIsoSurface::~QmitkIsoSurface ( ) [virtual]

Definition at line 234 of file QmitkIsoSurface.cpp.

References QmitkFunctionality::GetPreferences(), berry::SmartPointer< TObjectType >::IsNotNull(), m_Controls, and Ui_QmitkIsoSurfaceControls::thresholdLineEdit.

{

  berry::IPreferences::Pointer prefs = this->GetPreferences();
  if(prefs.IsNotNull())
    prefs->Put("defaultThreshold", m_Controls->thresholdLineEdit->text().toStdString());
}

Member Function Documentation

void QmitkIsoSurface::CreateConnections ( ) [virtual]

method for creating the applications main widget

method for creating the connections of main and control widget

Definition at line 87 of file QmitkIsoSurface.cpp.

References CreateSurface(), Ui_QmitkIsoSurfaceControls::createSurfacePushButton, ImageSelected(), m_Controls, Ui_QmitkIsoSurfaceControls::m_ImageSelector, and QmitkFunctionality::OnSelectionChanged().

Referenced by CreateQtPartControl().

{
  if ( m_Controls )
  {
    connect( m_Controls->m_ImageSelector, SIGNAL(OnSelectionChanged(const mitk::DataNode*)), this, SLOT(ImageSelected(const mitk::DataNode*)) );
    connect( m_Controls->createSurfacePushButton, SIGNAL(clicked()), this, SLOT(CreateSurface()) );
  }
}

void QmitkIsoSurface::CreateQtPartControl ( QWidget * parent ) [virtual]

method for creating the widget containing the application controls, like sliders, buttons etc.

Implements berry::QtViewPart.

Definition at line 70 of file QmitkIsoSurface.cpp.

References CreateConnections(), QmitkFunctionality::GetDefaultDataStorage(), QmitkFunctionality::GetPreferences(), berry::SmartPointer< TObjectType >::IsNotNull(), m_Controls, Ui_QmitkIsoSurfaceControls::m_ImageSelector, mitk::NodePredicateDataType::New(), QmitkDataStorageComboBox::SetDataStorage(), QmitkDataStorageComboBox::SetPredicate(), Ui_QmitkIsoSurfaceControls::setupUi(), and Ui_QmitkIsoSurfaceControls::thresholdLineEdit.

{
  if (!m_Controls)
  {
    m_Controls = new Ui::QmitkIsoSurfaceControls;
    m_Controls->setupUi(parent);
    this->CreateConnections();

    m_Controls->m_ImageSelector->SetDataStorage(this->GetDefaultDataStorage());
    m_Controls->m_ImageSelector->SetPredicate(mitk::NodePredicateDataType::New("Image"));

    berry::IPreferences::Pointer prefs = this->GetPreferences();
    if(prefs.IsNotNull())
      m_Controls->thresholdLineEdit->setText(QString::fromStdString(prefs->Get("defaultThreshold", "0")));
  }
}

void QmitkIsoSurface::CreateSurface ( ) [protected, slot]

method for creating a surface object

Definition at line 121 of file QmitkIsoSurface.cpp.

References QmitkFunctionality::GetActiveStdMultiWidget(), QmitkFunctionality::GetDefaultDataStorage(), mitk::ColorSequenceRainbow::GetNextColor(), QmitkDataStorageComboBox::GetSelectedNode(), getThreshold(), m_Controls, Ui_QmitkIsoSurfaceControls::m_ImageSelector, m_MitkImage, m_RainbowColor, m_SurfaceCounter, mitk::StringProperty::New(), mitk::BoolProperty::New(), mitk::DataNode::New(), mitk::ManualSegmentationToSurfaceFilter::New(), and QmitkStdMultiWidget::RequestUpdate().

Referenced by CreateConnections().

{
  QApplication::setOverrideCursor( QCursor(Qt::WaitCursor) );
  if(m_MitkImage != NULL)
  {
    //Value Gauss
    //float gsDev = 1.5;

    //Value for DecimatePro
    float targetReduction = 0.05;

    //ImageToSurface Instance
    mitk::DataNode::Pointer node = m_Controls->m_ImageSelector->GetSelectedNode();

    /*
    mitk::DataTreeIteratorClone  iteratorOnImageToBeSkinExtracted;

    iteratorOnImageToBeSkinExtracted = m_Controls->m_ImageSelector->GetFilter()->GetIteratorToSelectedItem();
    if(iteratorOnImageToBeSkinExtracted.IsNull())
    {
      iteratorOnImageToBeSkinExtracted = CommonFunctionality::GetIteratorToFirstImage(m_DataTreeIterator.GetPointer());
    }
    */

    mitk::ManualSegmentationToSurfaceFilter::Pointer filter = mitk::ManualSegmentationToSurfaceFilter::New();
    if (filter.IsNull())
    {
      std::cout<<"NULL Pointer for ManualSegmentationToSurfaceFilter"<<std::endl;
      return;
    }

    filter->SetInput( m_MitkImage );
    filter->SetGaussianStandardDeviation( 0.5 );
    filter->SetUseGaussianImageSmooth( true );
    filter->SetThreshold( getThreshold()); //if( Gauss ) --> TH manipulated for vtkMarchingCube

    filter->SetTargetReduction( targetReduction );


    int numOfPolys = filter->GetOutput()->GetVtkPolyData()->GetNumberOfPolys();
    if(numOfPolys>2000000)
    {
      QApplication::restoreOverrideCursor();
      if(QMessageBox::question(NULL, "CAUTION!!!", "The number of polygons is greater than 2 000 000. If you continue, the program might crash. How do you want to go on?", "Proceed anyway!", "Cancel immediately! (maybe you want to insert an other threshold)!",QString::null,0 ,1)==1)
      {

        return;
      }
          QApplication::setOverrideCursor( QCursor(Qt::WaitCursor) );
    }
    mitk::DataNode::Pointer surfaceNode = mitk::DataNode::New();
    surfaceNode->SetData( filter->GetOutput() );

    int layer = 0;

    ++m_SurfaceCounter;
    std::ostringstream buffer;
    buffer << m_SurfaceCounter;
    std::string surfaceNodeName = "Surface " + buffer.str();

    node->GetIntProperty("layer", layer);
    surfaceNode->SetIntProperty("layer", layer+1);
    surfaceNode->SetProperty("Surface", mitk::BoolProperty::New(true));
    surfaceNode->SetProperty("name", mitk::StringProperty::New(surfaceNodeName));

    /*
    mitk::DataTreeIteratorClone iteratorClone = m_DataTreeIterator;
    bool isSurface = false;

    while(!(iteratorClone->IsAtEnd())&&(isSurface == false))
    {
      iteratorClone->Get()->GetBoolProperty("Surface", isSurface);
      if(isSurface == false)
      {
        ++iteratorClone;
      }
    }

    iteratorClone= iteratorOnImageToBeSkinExtracted;
    iteratorClone->Add(surfaceNode);
    iteratorClone->GetTree()->Modified();
    */
    this->GetDefaultDataStorage()->Add(surfaceNode, node);

    mitk::Surface::Pointer surface = filter->GetOutput();

    //to show surfaceContur
    surfaceNode->SetColor( m_RainbowColor.GetNextColor() );
    surfaceNode->SetVisibility(true);

    this->GetActiveStdMultiWidget()->RequestUpdate();

  }//if m_MitkImage != NULL

  QApplication::restoreOverrideCursor();
}

void QmitkIsoSurface::DataStorageChanged ( ) [protected, virtual, slot]

Called when a DataStorage add *or* remove *or* change event was thrown. May be reimplemented by deriving classes.

Reimplemented from QmitkFunctionality.

Definition at line 105 of file QmitkIsoSurface.cpp.

{
    //m_Controls->m_ImageSelector->Update();
}

float QmitkIsoSurface::getThreshold ( ) [protected]

read thresholdvalue from GUI and convert it to float

Definition at line 219 of file QmitkIsoSurface.cpp.

References m_Controls, and Ui_QmitkIsoSurfaceControls::thresholdLineEdit.

Referenced by CreateSurface().

{
  return m_Controls->thresholdLineEdit->text().toFloat();
}

void QmitkIsoSurface::ImageSelected ( const mitk::DataNode * item ) [protected, slot]

Definition at line 111 of file QmitkIsoSurface.cpp.

References mitk::DataNode::GetData(), and m_MitkImage.

Referenced by CreateConnections().

{
  // nothing selected (NULL selection)
  if( item == 0  || item->GetData() == 0 )
    return;

  m_MitkImage = dynamic_cast<mitk::Image*> (item->GetData());
}