VectorProcessingOperationDialog.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 src/terralib/vp/qt/VectorProcessingOperationDialog.h
 *
 * \brief Implements a dialog used to execute a vector processing operation
 */
 
#ifndef __TERRALIB_VP_QT_INTERNAL_VECTORPROCESSINGOPERATIONDIALOG_H
#define __TERRALIB_VP_QT_INTERNAL_VECTORPROCESSINGOPERATIONDIALOG_H
 
#include "../Config.h"
 
 // TerraLib Includes
#include "../../maptools/AbstractLayer.h"
#include "../OperationThreadManagerListener.h"
 
// STL Includes
#include <memory>
 
 // Qt Includes
#include <QDialog>
#include <QPixmap>
 
namespace Ui { class VectorProcessingOperationDialogForm; }
 
class CurrentExecutionImpl;
 
namespace te
{
  namespace common
  {
    class TaskProgress;
  }
 
  namespace da
  {
    class DataAccess;
    class DataAccessPtr;
  }
 
  namespace qt
  {
    namespace widgets
    {
      class ProgressViewerTaskWidget;
    }
  }
 
  namespace vp
  {
    class AbstractOperation;
    class AbstractParameters;
    class OperationThreadManager;
    enum class ProgressState;
    enum class OperationResult;
 
    namespace qt
    {
      class InputDataAccessWidget;
      class OutputDataAccessWidget;
      class SpecificParametersWidget;
 
      class TEVPEXPORT QtOperationThreadManagerListener : public QObject, public te::vp::OperationThreadManagerListener
      {
        Q_OBJECT
 
      signals:
 
        void processingStateChangedSignal(const te::vp::ProgressState& newState);
 
        void processingFinishedSignal(const te::vp::OperationResult& result);
 
      public:
 
        void processingStateChanged(const te::vp::ProgressState& newState) override
        {
          emit processingStateChangedSignal(newState);
        } 
 
        void processingFinished(const te::vp::OperationResult& result) override
        {
          emit processingFinishedSignal(result);
        }
      };
      
 
      /*!
        \class VectorProcessingOperationDialog
 
        \brief  Implements a dialog used to execute a vector processing operation
      */
      class TEVPEXPORT VectorProcessingOperationDialog : public QDialog
      {
        Q_OBJECT
 
        public:
 
          /*!
            \brief Constructor.
          */
          VectorProcessingOperationDialog(QWidget* parent = 0, Qt::WindowFlags f = 0);
 
          /*!
            \brief Destructor.
          */
          ~VectorProcessingOperationDialog();
 
        public:
 
          /*!
            \brief Returns the internal widget
 
            \return Pointer to Qt Widget InputDataAccessItemWidgetForm
          */
          Ui::VectorProcessingOperationDialogForm* getForm() const;
 
          /*!
            \brief Inits the dialog by setting the the operation to be executed in interface and the list of available input layers
 
            \param operation Pointer to a TerraLib VP operation
            \param layers The list of available input layers
 
            \note NOT take the ownership of this object
          */
          void init(const std::string& operationName, const std::list<te::map::AbstractLayerPtr>& layers);
 
          te::vp::OperationResult getResult() const;
 
          std::list<te::map::AbstractLayerPtr> getOutputLayers();
 
          void keyPressEvent(QKeyEvent* event);
 
        protected:
 
          void setDialogOnExecution(bool onExecution);
 
          te::vp::AbstractParameters* createParametersForOperation(te::vp::AbstractOperation* operation, QString& errorMessage);
 
        protected slots:
 
          void onProcessingStateChanged(const te::vp::ProgressState& newState);
 
          void onProcessingFinished(const te::vp::OperationResult& result);
 
          void taskCancelled();
 
          void onClose();
 
          /*!
            \brief Interface tool button to execute the vectorial process operation
          */
          void onExecuteOperationToolButtonPressed();
 
          void onDataAccessSelectionChanged();
 
        private:
 
          std::unique_ptr<Ui::VectorProcessingOperationDialogForm> m_ui;  //!< Pointer to Qt widget
 
          te::vp::qt::InputDataAccessWidget* m_inputDataWidget;           //!< TerraLib Qt component used to get input data access
 
          te::vp::qt::OutputDataAccessWidget* m_outputDataWidget;         //!< TerraLib Qt component used to get output data access
 
          te::vp::qt::SpecificParametersWidget* m_specificParamsWidget;   //!< TerraLib Qt component with specific parameters for each operation
 
          std::string m_operationName;                                    //!< The name of the operation to be created and executed
 
          te::qt::widgets::ProgressViewerTaskWidget* m_progressViewer;    //!< TerraLib Qt component to represent a progress viewer
 
          QtOperationThreadManagerListener m_processListener; //!< A listener to the status of the execution
 
          std::unique_ptr< CurrentExecutionImpl > m_run; //!< The implementation of one execution
 
          std::vector<te::da::DataAccessPtr> m_vecOverallOutputDataAccess; //!< Stores all the outputs considering all the executions
      };
    } // end namespace qt
  }  // end namespace qt
}  // end namespace qt
 
 
#endif // __TERRALIB_VP_QT_INTERNAL_VECTORPROCESSINGOPERATIONDIALOG_H