QGoTabImageViewElementBase.cxx

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/*=========================================================================
 Authors: The GoFigure Dev. Team.
 at Megason Lab, Systems biology, Harvard Medical school, 2009-11

 Copyright (c) 2009-11, President and Fellows of Harvard College.
 All rights reserved.

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 Redistributions of source code must retain the above copyright notice,
 this list of conditions and the following disclaimer.
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 and/or other materials provided with the distribution.
 Neither the name of the  President and Fellows of Harvard College
 nor the names of its contributors may be used to endorse or promote
 products derived from this software without specific prior written
 permission.

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 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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=========================================================================*/

#include "QGoTabImageViewElementBase.h"

#include <QColorDialog>
#include <QSettings>
#include <iostream>

#include "vtkContourWidget.h"
#include "vtkOrientedGlyphContourRepresentation.h"
#include "vtkImageActorPointPlacer.h"
#include "vtkPolyData.h"
#include "vtkActor.h"
#include "vtkProperty.h"

#include "ContourContainer.h"
#include "MeshContainer.h"

#include "QGoNavigationDockWidget.h"
#include "QGoContourManualSegmentationWidget.h"

//--------------------------------------------------------------------------
QGoTabImageViewElementBase::QGoTabImageViewElementBase(QWidget *iParent) :
  QGoTabElementBase(iParent),
  m_Color(false),
  m_BackgroundColor(Qt::black),
  m_ContourId(0),
  m_ReEditContourMode(false),
  m_NavigationDockWidget(0)
{
  m_ContourContainer = new ContourContainer(this, NULL);
  m_MeshContainer = new MeshContainer(this, NULL);

  CreateManualSegmentationdockWidget();

  CreateToolsActions();

  //m_DockWidgetList.push_back(
  //  std::pair<QGoDockWidgetStatus*, QDockWidget*>(
  //    new QGoDockWidgetStatus(m_ManualSegmentationWidget,
  // Qt::LeftDockWidgetArea, true, true),
  //   m_ManualSegmentationWidget));
}

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

//--------------------------------------------------------------------------
QGoTabImageViewElementBase::~QGoTabImageViewElementBase()
{
}

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

//-------------------------------------------------------------------------
void
QGoTabImageViewElementBase::CreateManualSegmentationdockWidget()
{
  m_ManualSegmentationWidget = new QGoContourManualSegmentationWidget(this);

  QObject::connect( m_ManualSegmentationWidget, SIGNAL( ValidatePressed() ),
                    this, SLOT( ValidateContour() ) );

  QObject::connect( m_ManualSegmentationWidget, SIGNAL( ReinitializePressed() ),
                    this, SLOT( ReinitializeContour() ) );

  QObject::connect( m_ManualSegmentationWidget,
                    SIGNAL( UpdateContourRepresentationProperties() ),
                    this, SLOT( ChangeContourRepresentationProperty() ) );

//  QAction* tempaction = m_ManualSegmentationWidget->toggleViewAction();

//  this->m_SegmentationActions.push_back(tempaction);
}

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

//-------------------------------------------------------------------------
void
QGoTabImageViewElementBase::ChangeContourRepresentationProperty()
{
  float  linewidth = static_cast< float >( m_LinesWidth );
  QColor linecolor = m_LinesColor;
  QColor nodecolor = m_NodesColor;
  QColor activenodecolor = m_ActiveNodesColor;

  qreal rl, gl, bl;
  linecolor.getRgbF(&rl, &gl, &bl);

  qreal rn, gn, bn;
  nodecolor.getRgbF(&rn, &gn, &bn);

  qreal ra, ga, ba;
  activenodecolor.getRgbF(&ra, &ga, &ba);

  for ( unsigned int i = 0; i < m_ContourRepresentation.size(); i++ )
    {
    m_ContourRepresentation[i]->GetLinesProperty()->SetLineWidth(linewidth);
    m_ContourRepresentation[i]->GetLinesProperty()->SetColor(
      static_cast< double >( rl ),
      static_cast< double >( gl ),
      static_cast< double >( bl ) );

    m_ContourRepresentation[i]->GetProperty()->SetColor(
      static_cast< double >( rn ),
      static_cast< double >( gn ),
      static_cast< double >( bn ) );
    m_ContourRepresentation[i]->GetActiveProperty()->SetColor(
      static_cast< double >( ra ),
      static_cast< double >( ga ),
      static_cast< double >( ba ) );
    }
}

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

//--------------------------------------------------------------------------
void QGoTabImageViewElementBase::SetColor(const bool & iColor)
{
  m_Color = iColor;
}

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

//--------------------------------------------------------------------------
void QGoTabImageViewElementBase::WriteSettings()
{
  QSettings settings;

  settings.beginGroup("QGoTabImageViewElementBase");
  settings.setValue("BackgroundColor", m_BackgroundColor);
  settings.endGroup();
}

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

//--------------------------------------------------------------------------
void QGoTabImageViewElementBase::ReadSettings()
{
  QSettings settings;

  settings.beginGroup("QGoTabImageViewElementBase");
  QVariant var = settings.value("BackgroundColor");
  m_BackgroundColor = var.value< QColor >();

  this->SetBackgroundColorToImageViewer();

  settings.endGroup();
}

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

//--------------------------------------------------------------------------
void QGoTabImageViewElementBase::ChangeBackgroundColor()
{
  this->GetBackgroundColorFromImageViewer();

  QColor temp = QColorDialog::getColor( m_BackgroundColor,
                                        this, tr("Choose Background Color") );

  if ( temp.isValid() )
    {
    if ( temp != m_BackgroundColor )
      {
      m_BackgroundColor = temp;
      this->SetBackgroundColorToImageViewer();
      }
    }
}

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

//--------------------------------------------------------------------------
void QGoTabImageViewElementBase::ActivateManualSegmentationEditor(const bool & iActivate)
{
  std::vector< vtkSmartPointer< vtkContourWidget > >::iterator it =
    m_ContourWidget.begin();
  while ( it != m_ContourWidget.end() )
    {
    if ( iActivate )
      {
      ( *it )->On();
      }
    else
      {
      ( *it )->Off();
      }
    ++it;
    }
}

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

//--------------------------------------------------------------------------
void QGoTabImageViewElementBase::ValidateContour(const int & iId)
{
  vtkPolyData *contour =
    m_ContourRepresentation[iId]->GetContourRepresentationAsPolyData();

  // get color from the dock widget
  double r, g, b, a;

  r = 0.1;
  g = 0.5;
  b = 0.7;
  a = 1.;

  vtkProperty *contour_property = vtkProperty::New();
  contour_property->SetRepresentationToWireframe();
  contour_property->SetColor(r, g, b);
  contour_property->SetOpacity(a);

  // Compute Bounding Box
  double bounds[6];
  contour->GetBounds(bounds);

  // Extract Min and Max from bounds
 /* double Min[3];
  double Max[3];
  int    k = 0;
  for ( int i = 0; i < 3; ++i )
    {
    Min[i] = bounds[k++];
    Max[i] = bounds[k++];
    }*/

// *** Get the Bounding Box ***
//   int* min_idx = this->GetImageCoordinatesFromWorldCoordinates( Min );
//   int* max_idx = this->GetImageCoordinatesFromWorldCoordinates( Max );
//   (void) min_idx;
//   (void) max_idx;
// ****************************

  vtkPolyData *contour_nodes = vtkPolyData::New();
  m_ContourRepresentation[iId]->GetNodePolyData(contour_nodes);

  // get corresponding actor from visualization
  vtkPolyData *contour_copy = vtkPolyData::New();
  contour_copy->ShallowCopy(contour);

//   std::vector< vtkQuadricLODActor* > contour_actor =
  std::vector< vtkActor * > contour_actor =
    this->AddContour(contour_copy,
                     contour_property);

  contour_copy->Delete();
  contour_property->Delete();


//   // get meshid from the dock widget (SpinBox)
// //  unsigned int meshid = m_ManualSegmentationWidget->GetMeshId();
//   unsigned int meshid = 0;
//
//   if( this->m_NavigationDockWidget->GetCurrentCollectionID() != -1 )
//     {
//     meshid =
//       static_cast< unsigned int >(
// this->m_NavigationDockWidget->GetCurrentCollectionID() );
//     }
//
//   unsigned int timepoint = 0;
//   bool highlighted = false;
//
//   // fill the container
//
//   for( unsigned int i = 0; i < contour_actor.size(); i++ )
//     {
//     ContourMeshStructure temp( m_ContourId, contour_actor[i], contour_nodes,
// meshid,
//       timepoint, highlighted, r, g, b, alpha, i );
//     m_ContourMeshContainer.insert( temp );
//     }
//
//   m_ContourId++;
}

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

//--------------------------------------------------------------------------
void QGoTabImageViewElementBase::ValidateContour()
{
  for ( unsigned int i = 0; i < m_ContourWidget.size(); i++ )
    {
    ValidateContour(i);
    }
}

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

//--------------------------------------------------------------------------
void
QGoTabImageViewElementBase::ReEditContour(const unsigned int & iId)
{
  ContourMeshContainer::MultiIndexContainerTraceIDIterator
    it = m_ContourContainer->m_Container.get< TraceID >().find(iId);

  if ( it != m_ContourContainer->m_Container.get< TraceID >().end() )
    {
    vtkPolyData *c_nodes = NULL;

//          c_dir = (*it).Direction;
//          c_actor = (*it).Actor;
//          c_nodes = (*it).Nodes;
//
//          RemoveActorFromViewer(c_dir, c_actor);

    m_ContourContainer->m_Container.erase(iId);

    if ( m_ContourWidget.size() > 1 )
      {
      int dir =
        ContourMeshContainer::ComputeDirectionFromContour(c_nodes);

      if ( dir != -1 )
        {
        m_ReEditContourMode = true;
        m_ContourId = iId;

        double p[3];
        c_nodes->GetPoint(0, p);
        int *idx = this->GetImageCoordinatesFromWorldCoordinates(p);
        this->SetSlice(dir, idx);

        delete[] idx;

        m_ContourWidget[dir]->Initialize(c_nodes);
        m_ManualSegmentationWidget->setEnabled(true);
        }
      }
    else
      {
      m_ContourWidget[0]->Initialize(c_nodes);
      m_ManualSegmentationWidget->setEnabled(true);
      }
    }
}

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

//-------------------------------------------------------------------------
void
QGoTabImageViewElementBase::ReinitializeContour()
{
  for ( unsigned int i = 0; i < m_ContourWidget.size(); i++ )
    {
    m_ContourWidget[i]->Initialize(NULL);
    }
}

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

//-------------------------------------------------------------------------
void
QGoTabImageViewElementBase::CreateToolsActions()
{
  m_TakeSnapshotAction = new QAction(tr("Take Snapshot"), this);
  QIcon snapshoticon;
  snapshoticon.addPixmap(QPixmap( QString::fromUtf8(":/fig/camera-photo.png") ),
                         QIcon::Normal, QIcon::Off);
  m_TakeSnapshotAction->setIcon(snapshoticon);
  m_TakeSnapshotAction->setStatusTip( tr("You have to be in full screen view to use the snapshot") );
  m_TakeSnapshotAction->setEnabled(false);

  QObject::connect( m_TakeSnapshotAction, SIGNAL( triggered() ),
                    this, SLOT( TakeSnapshot() ) );

  this->m_ToolsActions.push_back(m_TakeSnapshotAction);
}

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