QmitkAutocropAction Class Reference

#include <QmitkAutocropAction.h>

Inheritance diagram for QmitkAutocropAction:

Collaboration diagram for QmitkAutocropAction:

List of all members.

Public Member Functions
	QmitkAutocropAction ()
virtual	~QmitkAutocropAction ()
void	Run (const std::vector< mitk::DataNode * > &selectedNodes)
void	SetDataStorage (mitk::DataStorage *dataStorage)
void	SetSmoothed (bool smoothed)
void	SetFunctionality (berry::QtViewPart *functionality)
Protected Member Functions
mitk::Image::Pointer	IncreaseCroppedImageSize (mitk::Image::Pointer image)

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Detailed Description

Definition at line 12 of file QmitkAutocropAction.h.

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Constructor & Destructor Documentation

QmitkAutocropAction::QmitkAutocropAction

(

)

Definition at line 13 of file QmitkAutocropAction.cpp.

{
}

QmitkAutocropAction::~QmitkAutocropAction

(

)

[virtual]

Definition at line 17 of file QmitkAutocropAction.cpp.

{
}

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Member Function Documentation

mitk::Image::Pointer QmitkAutocropAction::IncreaseCroppedImageSize

(

mitk::Image::Pointer

image )

[protected]

Definition at line 66 of file QmitkAutocropAction.cpp.

References mitk::CastToItkImage(), mitk::CastToMitkImage(), and mitk::Image::New().

Referenced by Run().

{
  typedef itk::Image< short, 3 > ImageType;
  typedef itk::Image< unsigned char, 3 > PADOutputImageType;
  ImageType::Pointer itkTransformImage = ImageType::New();
  mitk::CastToItkImage( image, itkTransformImage );

  typedef itk::ConstantPadImageFilter< ImageType, PADOutputImageType > PadFilterType;
  PadFilterType::Pointer padFilter = PadFilterType::New();

  unsigned long upperPad[3];
  unsigned long lowerPad[3];
  int borderLiner = 6;

  mitk::Point3D mitkOriginPoint;
  double origin[3];
  origin[0]=0;
  origin[1]=0;
  origin[2]=0;
  itkTransformImage->SetOrigin(origin);

  lowerPad[0]=borderLiner/2;
  lowerPad[1]=borderLiner/2;
  lowerPad[2]=borderLiner/2;

  upperPad[0]=borderLiner/2;
  upperPad[1]=borderLiner/2;
  upperPad[2]=borderLiner/2;

  padFilter->SetInput(itkTransformImage);
  padFilter->SetConstant(0);
  padFilter->SetPadUpperBound(upperPad);
  padFilter->SetPadLowerBound(lowerPad);
  padFilter->UpdateLargestPossibleRegion();


  mitk::Image::Pointer paddedImage = mitk::Image::New();
  mitk::CastToMitkImage(padFilter->GetOutput(), paddedImage);

  paddedImage->SetGeometry(image->GetGeometry());

  //calculate translation vector according to padding to get the new origin
  mitk::Vector3D transVector = image->GetGeometry()->GetSpacing();
  transVector[0] = -(borderLiner/2);
  transVector[1] = -(borderLiner/2);
  transVector[2] = -(borderLiner/2);

  mitk::Vector3D newTransVectorInmm = image->GetGeometry()->GetSpacing();

  image->GetGeometry()->IndexToWorld(mitkOriginPoint, transVector, newTransVectorInmm);
  paddedImage->GetGeometry()->Translate(newTransVectorInmm);
  //paddedImage->SetRequestedRegionToLargestPossibleRegion();

  return paddedImage;
}

void QmitkAutocropAction::Run

(

const std::vector< mitk::DataNode * > &

selectedNodes )

Definition at line 21 of file QmitkAutocropAction.cpp.

References mitk::DataNode::GetData(), mitk::ProgressBar::GetInstance(), IncreaseCroppedImageSize(), MITK_ERROR, MITK_INFO, mitk::AutoCropImageFilter::New(), and mitk::DataNode::SetData().

{
   NodeList selection = selectedNodes;

  for ( NodeList::iterator iter = selection.begin(); iter != selection.end(); ++iter )
  {
    mitk::DataNode* node = *iter;

    if (node)
    {
      mitk::Image::Pointer image = dynamic_cast<mitk::Image*>( node->GetData() );
      if (image.IsNull()) return;

      mitk::ProgressBar::GetInstance()->AddStepsToDo(10);
      mitk::ProgressBar::GetInstance()->Progress(2);

      qApp->processEvents();

      mitk::AutoCropImageFilter::Pointer cropFilter = mitk::AutoCropImageFilter::New();
      cropFilter->SetInput( image );
      cropFilter->SetBackgroundValue( 0 );
      try
      {
        cropFilter->Update();

        image = cropFilter->GetOutput();

        if (image.IsNotNull())
        {
          node->SetData( this->IncreaseCroppedImageSize(image) ); // bug fix 3145
        }
      }
      catch(...)
      {
        MITK_ERROR << "Cropping image failed...";
      }
      mitk::ProgressBar::GetInstance()->Progress(8);
    }
    else
    {
      MITK_INFO << "   a NULL node selected";
    }
  }
}

void QmitkAutocropAction::SetDataStorage

(

mitk::DataStorage *

dataStorage )

Definition at line 127 of file QmitkAutocropAction.cpp.

{
  //not needed
}

void QmitkAutocropAction::SetFunctionality

(

berry::QtViewPart *

functionality )

[virtual]

Implements mitk::IContextMenuAction.

Definition at line 132 of file QmitkAutocropAction.cpp.

{
  //not needed
}

void QmitkAutocropAction::SetSmoothed

(

bool

smoothed )

[virtual]

Implements mitk::IContextMenuAction.

Definition at line 122 of file QmitkAutocropAction.cpp.

{
 //not needed
}

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The documentation for this class was generated from the following files:

• QmitkAutocropAction.h
• QmitkAutocropAction.cpp