meta_volume_pixel_view.cpp

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//--------------------------------------------------
//---------------------------------------------------

#include "meta_volume_pixel_view.h"
#include "meta_volume_pixel_data_viewer.h"

namespace imedgine 
{ 
  MetaVolumePixelView::MetaVolumePixelView()
  : VolumePixelView(META_VOLUME_PIXEL_VIEW)
  { 
  }
         
  //---------------------------------------------------
  
  MetaVolumePixelView::MetaVolumePixelView(MetaVolumePixelView const& src)
  : VolumePixelView(src)
  { 
  }
  
  //---------------------------------------------------
  
  MetaVolumePixelView::~MetaVolumePixelView()
  {
#ifdef DEBUG
    std::cout << "Deleting META_VOLUME_PIXEL_VIEW" << std::endl;
#endif
  }
  
  //--------------------------------------------------
  
  view_pointer_type MetaVolumePixelView::clone() const
  {
    return(view_pointer_type(new MetaVolumePixelView(*this)));
  }
  
  //--------------------------------------------------
  
  void MetaVolumePixelView::setParent(QWidget* view_parent)
    throw(NullPointerException)   
  {
    if (view_parent == 0)
    {   
      throw(NullPointerException("SlicePixelView::setParent"));
    }
  
    viewer_ = new MetaVolumePixelDataViewer(this, view_parent_);
  }
  
  //---------------------------------------------------
    
  void MetaVolumePixelView::onDataChangedEvent(dataset_attribute_type changed_attribute)
  { 
    if ((volume_dataset_.get() == 0) || (volume_dataset_->isDataSet() == false))
    {
      return;
    }
    
    switch (changed_attribute)
    {
      case DATASET_ATTRIBUTE_FOCUS_POINT :
      {
        // TODO: Visualization of Focus Point
        break;
      }
      case DATASET_ATTRIBUTE_INTENSITY :
      {
        viewer_->setIntensityInGui(
          static_cast<unsigned int>(volume_dataset_->getIntensityWindow()),
          static_cast<int>(volume_dataset_->getIntensityLevel()));
        break;
      }
      case DATASET_ATTRIBUTE_TRANSFORMATION :
      {
        viewer_->setAffineTransformationMatrixInGui(
          volume_dataset_->getTransformationMatrix());
        break;

      }
      case DATASET_ATTRIBUTE_TRANSLATION :
      {
        viewer_->setOffsetVectorInGui(volume_dataset_->getOffsetVector());
        break;
      }
      default :
      {}
    }
  }
  
  //---------------------------------------------------
  
  void MetaVolumePixelView::updateView()
      throw(NullPointerException)
  {
    if ((volume_dataset_.get() == 0) || (volume_dataset_->isDataSet() == false))
    {
      return;
    }
    
    viewer_->setIntensityInGui(
        static_cast<unsigned int>(volume_dataset_->getIntensityWindow()),
        static_cast<int>(volume_dataset_->getIntensityLevel()));
    viewer_->setAffineTransformationMatrixInGui(
        volume_dataset_->getTransformationMatrix());
    viewer_->setOffsetVectorInGui(volume_dataset_->getOffsetVector());
  }
  
  //--------------------------------------------------    
    
  void MetaVolumePixelView::setFocusPointXDimension(index_type x_index)
  {
    if ((volume_dataset_.get() == 0) || (volume_dataset_->isDataSet() == false))
    {
      return;
    }
    
    try
    {
      volume_dataset_->setFocusPointAt(X_DIMENSION, x_index);
    }
    catch (IndexOutOfBoundsException const&)
    {
      volume_dataset_->setFocusPointAt(
          X_DIMENSION, volume_dataset_->getSize()[X_DIMENSION] - 1);
    }
    
    notifyDataChangedEvent(DATASET_ATTRIBUTE_FOCUS_POINT);
  }
    
  //--------------------------------------------------
   
  void MetaVolumePixelView::setFocusPointYDimension(index_type y_index)
  {
    if ((volume_dataset_.get() == 0) || (volume_dataset_->isDataSet() == false))
    {
      return;
    }
    
    try
    {
      volume_dataset_->setFocusPointAt(Y_DIMENSION, y_index);
    }
    catch (IndexOutOfBoundsException const&)
    {
      volume_dataset_->setFocusPointAt(
          Y_DIMENSION, volume_dataset_->getSize()[Y_DIMENSION] - 1);
    }
    
    notifyDataChangedEvent(DATASET_ATTRIBUTE_FOCUS_POINT);
  }
    
  //--------------------------------------------------
   
  void MetaVolumePixelView::setFocusPointZDimension(index_type z_index)
  {
    if ((volume_dataset_.get() == 0) || (volume_dataset_->isDataSet() == false))
    {
      return;
    }
    
    try
    {
      volume_dataset_->setFocusPointAt(Z_DIMENSION, z_index);
    }
    catch (IndexOutOfBoundsException const&)
    {
      volume_dataset_->setFocusPointAt(
          Z_DIMENSION, volume_dataset_->getSize()[Z_DIMENSION] - 1);
    }
    
    notifyDataChangedEvent(DATASET_ATTRIBUTE_FOCUS_POINT);
  }

  //--------------------------------------------------

  QWidget* MetaVolumePixelView::getViewer() 
  {
    return(viewer_);

  }

  //--------------------------------------------------
  dataset_position_type MetaVolumePixelView::getSizeOfDataset() const
  {
    if (volume_dataset_.get() == 0)
    {
      return(dataset_position_type());
    }
    return volume_dataset_->getSize();
  }
  
}

---