Utils.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/vp/qt/Utils.h
 
  \brief Utility functions for Vector Processing.  
*/
 
#ifndef __TERRALIB_VP_QT_INTERNAL_UTILS_H
#define __TERRALIB_VP_QT_INTERNAL_UTILS_H
 
// Terralib
#include "../Config.h"
#include "../../geometry/Geometry.h"
#include "../../maptools/AbstractLayer.h"
#include "../../memory/DataSet.h"
#include "../../memory/DataSetItem.h"
 
//STL
#include <map>
#include <string>
 
namespace te
{
  namespace vp
  {
    namespace qt
    {
      class VectorProcessingDialogCapabilities;
    }
 
    /*!
    \brief Get a list of AbstractLayer filtered by the name;
 
    \param text   Text that the filter is based.
    \param layers List of layer to filter.
 
    \return A list of layer filtered by the name.
    */
    struct DataStruct
    {
      DataStruct()
      {
        m_dataSetType = 0;
        m_dataSet = 0;
      }
 
      te::da::DataSetType* m_dataSetType;
      te::da::DataSet* m_dataSet;
    };
 
 
    /*!
      \brief Get a list of AbstractLayer filtered by the name;
 
      \param text   Text that the filter is based.
      \param layers List of layer to filter.
 
      \return A list of layer filtered by the name.
    */
    std::list<te::map::AbstractLayerPtr> GetFilteredLayers(std::string text, std::list<te::map::AbstractLayerPtr> layers);
 
    te::da::Select* GetSelectQueryFromLayer(te::map::AbstractLayerPtr layer, bool onlySelectedObjects, int srid = 0);
 
    DataStruct GetDataStructFromLayer(te::map::AbstractLayerPtr layer, bool onlySelectedObjects, int srid = 0);
 
    bool IsProjectionLatLong(const int& srid);
 
    TEVPEXPORT te::vp::qt::VectorProcessingDialogCapabilities* CreateDialogCapabilities(const std::string& operationName);
 
  } // end namespace vp
}   // end namespace te
 
#endif  // __TERRALIB_VP_QT_INTERNAL_UTILS_H