/**
 * Stone of Orthanc
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * In addition, as a special exception, the copyright holders of this
 * program give permission to link the code of its release with the
 * OpenSSL project's "OpenSSL" library (or with modified versions of it
 * that use the same license as the "OpenSSL" library), and distribute
 * the linked executables. You must obey the GNU General Public License
 * in all respects for all of the code used other than "OpenSSL". If you
 * modify file(s) with this exception, you may extend this exception to
 * your version of the file(s), but you are not obligated to do so. If
 * you do not wish to do so, delete this exception statement from your
 * version. If you delete this exception statement from all source files
 * in the program, then also delete it here.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 **/


#pragma once

#include "ISeriesLoader.h"

#include <boost/shared_ptr.hpp>

namespace OrthancStone
{
  // This class is NOT thread-safe
  // It sorts the slices from a given series, give access to their
  // geometry and individual frames, making the assumption that there
  // is a single frame in each instance of the series
  class OrthancSeriesLoader : public ISeriesLoader
  {
  private:
    class Slice;
    class SetOfSlices;

    IOrthancConnection&             orthanc_;
    boost::shared_ptr<SetOfSlices>  slices_;
    ParallelSlices                  geometry_;
    Orthanc::PixelFormat            format_;
    unsigned int                    width_;
    unsigned int                    height_;

    void CheckFrame(const Orthanc::ImageAccessor& frame) const;

  public:
    OrthancSeriesLoader(IOrthancConnection& orthanc,
                        const std::string& series);
    
    virtual Orthanc::PixelFormat GetPixelFormat()
    {
      return format_;
    }

    virtual ParallelSlices& GetGeometry()
    {
      return geometry_;
    }

    virtual unsigned int GetWidth()
    {
      return width_;
    }

    virtual unsigned int GetHeight()
    {
      return height_;
    }

    virtual DicomDataset* DownloadDicom(size_t index);

    virtual Orthanc::ImageAccessor* DownloadFrame(size_t index);

    virtual Orthanc::ImageAccessor* DownloadJpegFrame(size_t index,
                                                      unsigned int quality);

    virtual bool IsJpegAvailable();
  };
}