ColorMapWidget.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/widgets/se/ColorMapWidget.h
 
  \brief A widget used to build
*/
 
#ifndef __TERRALIB_QT_WIDGETS_SE_INTERNAL_COLORMAPWIDGET_H
#define __TERRALIB_QT_WIDGETS_SE_INTERNAL_COLORMAPWIDGET_H
 
// TerraLib
#ifndef Q_MOC_RUN
#include "../../../maptools/AbstractLayer.h"
#endif
#include "../../../se/Enums.h"
#include "../Config.h"
 
// Qt
#include <QTableWidgetItem>
#include <QWidget>
 
// STL
#include <memory>
#include <string>
#include <vector>
 
// Forward declaraion
namespace Ui { class ColorMapWidgetForm; }
 
namespace te
{
// Forward declarations
  namespace color
  {
    class ColorBar;
  }
 
  namespace se
  {
    class ColorMap;
  }
 
  namespace rst
  {
    class Raster;
  }
 
  namespace qt
  {
    namespace widgets
    {
      // Forward declarations
      class ColorCatalogWidget;
 
      /*!
        \class ColorMapWidget
 
        \brief A dialog used to build a ColorMap element.
      */
      class TEQTWIDGETSEXPORT ColorMapWidget : public QWidget
      {
        Q_OBJECT
 
        public:
 
          /** @name Initializer Methods
           *  Methods related to instantiation and destruction.
           */
          //@{
 
          /*! \brief Constructs a ShadedReliefWidget dialog which is a child of parent, with widget flags set to f. */
          ColorMapWidget(QWidget* parent = 0, Qt::WindowFlags f = 0);
 
          /*! \brief Destructor. */
          ~ColorMapWidget();
 
          //@}
 
        public:
 
          void setRaster(te::rst::Raster* r);
 
          void setColorMap(te::se::ColorMap* cm);
 
          void setLayers(te::map::AbstractLayerPtr selectedLayer, std::vector<te::map::AbstractLayerPtr> allLayers);
 
          te::se::ColorMap* getColorMap();
 
          std::string getCurrentBand();
          
          Ui::ColorMapWidgetForm* getForm();
 
        protected:
 
          /*! \brief Internal method to initialize the widget (e.g.: color, combos, icons, etc.) */
          void initialize();
 
          /*! \brief Updates the widget form based on internal fill element. */
          void updateUi(bool loadColorBar = false);
 
          void buildCategorizationMap();
 
          void buildInterpolationMap();
 
          void buildRecodingMap();
 
          std::vector<std::string> getValues();
 
          void updateTableHeader(te::se::ColorMapTransformationType type);
 
          std::vector<std::string> getRecodeValues();
 
          void saveLegend(const std::string& path);
 
        protected slots:
 
          void onApplyPushButtonClicked();
 
          void onBandSelected(QString value);
 
          void onTypeSelected(QString value);
 
          void onTransformComboBoxCurrentIndexChanged(int index);
 
          void onTableWidgetItemDoubleClicked(QTableWidgetItem* item);
 
          void onImportPushButtonClicked();
 
          void onLoadPushButtonClicked();
 
          void onSavePushButtonClicked();
 
        signals:
 
          void applyPushButtonClicked();
 
        private:
 
          std::unique_ptr<Ui::ColorMapWidgetForm> m_ui;                 //!< Dialog form.
          te::qt::widgets::ColorCatalogWidget* m_colorBar;            //!< Widget used to pick a color.
          te::se::ColorMap* m_cm;                                     //!< SE Color Map element.
          te::color::ColorBar* m_cb;                                  //!< Terralib color bar objetc
 
          te::rst::Raster* m_raster;                                  //!< TerraLib raster object
 
      };
 
    } // end namespace widgets
  }   // end namespace qt
}     // end namespace te
 
#endif  // __TERRALIB_QT_WIDGETS_SE_INTERNAL_COLORMAPWIDGET_H