view_container_widget.cpp

//--------------------------------------------------
//---------------------------------------------------
#include "view_container_widget.h"

#include <vector>
#include <math.h>

#include <QGridLayout>

#include "../viewer/view.h"
#include "../controller/controller.h"

namespace imedgine 
{

  ViewContainerWidget::ViewContainerWidget(QWidget *parent)
  : QWidget(parent)
  {
    layout_ = new QGridLayout(this);
  }
  
  
  ViewContainerWidget::~ViewContainerWidget()
  {
    //std::cout << "Deleting viewcontainerwidget" << std::endl;
  
    Controller::getInstance().deleteViews(holded_views_);
  }
  
  void ViewContainerWidget::addViews(
      std::vector<view_pointer_type> const& widget_vector)
  {
    //std::cout << "entered addViews" << std::endl;
    //std::cout << "the size is: " << widget_vector.size() << std::endl;
    //FIXME insert Error handling here
    //if( widget_vector.size() == 0 )
    //{
    //  return -1;
    //}
    int cols = 0;
    int rows = 0;
    if(widget_vector.size() == 3)
    {
      rows = 2;
      cols = 2;
    }
    else
    {
      cols = static_cast<int>(ceil( 
        sqrt( static_cast<double>(widget_vector.size()) ) ) );
      rows = static_cast<int>(ceil( 
        sqrt( static_cast<double>(widget_vector.size()) ) ) );
    }

    std::vector<view_pointer_type>::const_iterator view_iterator
      = widget_vector.begin();

    for ( int row_counter = 1; row_counter <= rows; ++row_counter)
    {
      for ( int col_counter = 1; col_counter <= cols; ++col_counter)
      {
        if( view_iterator != widget_vector.end() )
        {
          QWidget* tempWidget = new QWidget(this);

          holded_views_.push_back( (*view_iterator)->getViewID() );

          (*view_iterator)->setParent(tempWidget);

          (*view_iterator)->updateView();
          layout_->addWidget(tempWidget, row_counter, col_counter);

          ++view_iterator;
        }
      }
    }
  }

  view_id_container_type ViewContainerWidget::getHoldedViews()
  {
    return holded_views_;
  }
}

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