DefaultFeatureInfoMaker.h

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/*  Copyright (C) 2017 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/widgets/layer/info/DefaultFeatureInfoMaker.h

  \brief DefaultFeatureInfoMaker is a default implementation of AbstractFeatureInfoMaker
         that could be used to fill a QTreeWidgetItem with vector or raster based information.
*/

#ifndef __TERRALIB_QT_WIDGETS_LAYER_INTERNAL_DEFAULTFEATUREINFOMAKER_H
#define __TERRALIB_QT_WIDGETS_LAYER_INTERNAL_DEFAULTFEATUREINFOMAKER_H

#include "../../Config.h"
#include "../../../../maptools/AbstractLayer.h"
#include "AbstractFeatureInfoMaker.h"

// Qt
#include <QTreeWidgetItem>

class QTreeWidgetItem;

namespace te
{
  namespace da
  {
    class DataSet;
  }

  namespace gm
  {
    class Envelope;
    class Geometry;
  }

  namespace rst
  {
    class Raster;
  }

  namespace qt
  {
    namespace widgets
    {
    //Foward declaration
    class MapDisplay;


    class TEQTWIDGETSEXPORT DefaultFeatureInfoMaker : public AbstractFeatureInfoMaker
    {

    public:

      DefaultFeatureInfoMaker();

      virtual ~DefaultFeatureInfoMaker();

    public:

      /*!
       * \brief This function is an implementation to get feature information.
       *        The information based on vector or raster data of the layer will be embedded in QTreeWidgetItem.
       *
       * \param layerItem QTreeWidgetItem that will be populated.
       * \param display MapDisplay that will be passed by Info tool.
       * \param layer AbstractLayerPtr to retrieve the feature information.
       * \param e Envelope with the box based on user's click.
       */
      void getInfo(QTreeWidgetItem* layerItem, MapDisplay* display, const te::map::AbstractLayerPtr& layer, const te::gm::Envelope& e);

      void getGeometryInfo(QTreeWidgetItem* layerItem, MapDisplay* display, te::da::DataSet* dataset, const std::string& geomPropertyName, const te::gm::Envelope& e, int srid, bool needRemap);

      void getRasterInfo(QTreeWidgetItem* layerItem, MapDisplay* display, te::rst::Raster* raster, const te::gm::Envelope& e, int srid, bool needRemap);

      void drawGeometry(MapDisplay* display, te::gm::Geometry* g);

    protected:

      QTreeWidgetItem* createItemFromGeometryInfo(std::size_t index, QTreeWidgetItem* layerItem, te::da::DataSet* dataset);

    };
    }
  }
}

#endif // __TERRALIB_QT_WIDGETS_LAYER_INTERNAL_DEFAULTFEATUREINFOMAKER_H