PhotoLayerBuilder.h

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/*  Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
 
    This file is part of the TerraLib - a Framework for building GIS enabled applications.
 
    TerraLib is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License,
    or (at your option) any later version.
 
    TerraLib 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 Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public License
    along with TerraLib. See COPYING. If not, write to
    TerraLib Team at <terralib-team@terralib.org>.
 */
 
/*!
  \file terralib/qt/plugins/photolayer/PhotoLayerBuilder.h
 
  \brief Class used to build a vector layer of points from a set of images with EXIF GPS metadata. 
*/
 
#ifndef __TE_QT_PLUGINS_PHOTOLAYER_INTERNAL_PHOTOLAYERBUILDER_H
#define __TE_QT_PLUGINS_PHOTOLAYER_INTERNAL_PHOTOLAYERBUILDER_H
 
// TerraLib
#include <terralib/dataaccess/datasource/DataSource.h>
#include <terralib/raster/Raster.h>
 
// STL
#include <string>
 
namespace te
{
  //forward declarations
  namespace da { class DataSetType; }
  namespace mem { class DataSet; }
 
  namespace qt
  {
    namespace plugins
    {
      namespace photolayer
      {
        /*!
          \class PhotoLayerBuilder
 
          \brief Class used to build a vector layer of points from a set of images with EXIF GPS metadata. 
 
        */
        class PhotoLayerBuilder
        {
          public:
 
            /*!
              \brief Constructor.
 
              \param r The raster to get gps information.
            */
            PhotoLayerBuilder(te::da::DataSourcePtr ds, const std::string& dataSetName, const std::string& path);
 
            /*! \brief Destructor. */
            ~PhotoLayerBuilder();
 
          public:
 
            void execute();
 
            static std::size_t GetValidFilesCount(const std::string& path);
 
          protected:
 
            /*! Function used to create the output dataset type */
            std::unique_ptr<te::da::DataSetType> createDataSetType();
 
            /*! Function used to save the output dataset */
            void saveDataSet(te::mem::DataSet* dataSet, te::da::DataSetType* dsType);
 
          protected:
 
            te::da::DataSourcePtr m_dataSource;
 
            std::string m_dataSetName;
 
            std::string m_path;
 
        };
      } // end namespace photolayer
    } // end namespace plugins
  } // end namespace qt
} // end namespace te
 
#endif  // __TE_QT_PLUGINS_PHOTOLAYER_INTERNAL_PHOTOLAYERBUILDER_H