void mitk::LabelSet::RemoveLabel(PixelType pixelValue)
{
auto it = m_LabelContainer.rbegin();
PixelType nextActivePixelValue = it->first;
for (; it != m_LabelContainer.rend(); ++it)
{
if (it->first == pixelValue)
{
it->second->RemoveAllObservers();
m_LabelContainer.erase(pixelValue);
break;
}
nextActivePixelValue = it->first;
}
if (m_ActiveLabelValue == pixelValue)
{
if (ExistLabel(nextActivePixelValue))
SetActiveLabel(nextActivePixelValue);
else
SetActiveLabel(m_LabelContainer.rbegin()->first);
}
RemoveLabelEvent.Send();
Modified();
}
bool LayerSurface::LoadLabelFromFile( const QString& filename )
{
// create annotation
SurfaceLabel* label = new SurfaceLabel( this );
bool ret = label->LoadLabel( filename );
if ( !ret )
{
delete label;
return false;
}
QFileInfo fi(filename);
if ( fi.suffix() == ".label" )
{
label->SetName( fi.completeBaseName() );
}
else
{
label->SetName( fi.fileName() );
}
m_labels.push_back( label );
SetActiveLabel( m_labels.size() - 1 );
UpdateOverlay(false);
emit Modified();
emit SurfaceLabelAdded( label );
return true;
}
// TODO Parameter as Smartpointer
void mitk::LabelSet::AddLabel(mitk::Label *label)
{
unsigned int max_size = mitk::Label::MAX_LABEL_VALUE + 1;
if (m_LabelContainer.size() >= max_size)
return;
mitk::Label::Pointer newLabel(label->Clone());
// TODO use layer of label parameter
newLabel->SetLayer(m_Layer);
PixelType pixelValue;
if (m_LabelContainer.empty())
{
pixelValue = newLabel->GetValue();
}
else
{
pixelValue = m_LabelContainer.rbegin()->first;
if (pixelValue >= newLabel->GetValue() && m_LabelContainer.find(newLabel->GetValue()) != m_LabelContainer.end())
{
++pixelValue;
newLabel->SetValue(pixelValue);
}
else
{
pixelValue = newLabel->GetValue();
}
}
// new map entry
m_LabelContainer[pixelValue] = newLabel;
UpdateLookupTable(pixelValue);
// add DICOM information of the label
DICOMSegmentationPropertyHandler::SetDICOMSegmentProperties(newLabel);
itk::SimpleMemberCommand<LabelSet>::Pointer command = itk::SimpleMemberCommand<LabelSet>::New();
command->SetCallbackFunction(this, &LabelSet::OnLabelModified);
newLabel->AddObserver(itk::ModifiedEvent(), command);
// newLabel->AddObserver(itk::ModifiedEvent(),command);
SetActiveLabel(newLabel->GetValue());
AddLabelEvent.Send();
Modified();
}
void mitk::LabelSet::SetNextActiveLabel()
{
auto it = m_LabelContainer.begin();
for (; it != m_LabelContainer.end(); ++it)
{
if (it->first == m_ActiveLabelValue)
{
// go to next label
++it;
if (it == m_LabelContainer.end())
{
// end of container; next label is first label
it = m_LabelContainer.begin();
}
break; // found the active label; finish loop
}
}
SetActiveLabel(it->first);
}
