ProcessManager.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/process/qt/ProcessManager.h
 
  \brief A QObject class to handle with process management
*/
 
#ifndef __TERRALIB_PROCESS_QT_INTERNAL_PROCESSMANAGER_H
#define __TERRALIB_PROCESS_QT_INTERNAL_PROCESSMANAGER_H
 
 
#include "capabilities/TaskGraphicalCapabilities.h"
 
#include "../Config.h"
#include "../Task.h"
 
// Qt Includes
#include <QObject>
 
// STL Includes
#include <map>
#include <string>
 
namespace te
{
  namespace process
  {
    class Process;
 
    namespace qt
    {
      /*!
      \class ProcessManager
 
      \brief A QObject class to handle with process management
 
      */
      class TEPROCESSEXPORT ProcessManager : public QObject
      {
        Q_OBJECT
 
      public:
 
        /*! \brief Default constructor. */
        ProcessManager(QObject *parent = nullptr);
 
        /*! \brief Virtual destructor. */
        ~ProcessManager();
 
      public:
 
        void start();
 
        void reset();
 
        std::string addTask(te::process::TaskSharedPtr task);
 
        std::string createTask(const std::string& taskType);
 
        void removeTask(const std::string& id);
 
        void resetTaskId(const std::string& id, const std::string& newId);
 
        std::string createConnector(const std::string& taskFrom, std::size_t paramIndexFrom, const std::string& taskTo, std::size_t paramIndexTo);
 
        void removeConnector(const std::string& id);
 
        Process* getProcess() const;
 
        /*! \brief Function used to check if a name is a valid item name. */
        bool isProcessItemNameValid(const std::string& itemType, const std::string& itemName);
 
        std::unique_ptr<TaskGraphicalCapabilities> getTaskGraphicalCapabilities(const std::string& taskType);
 
      protected:
 
        /*! \brief Function used to generate a valid item name. */
        std::string createProcessItemName(const std::string& itemType);
 
      signals:
 
        void createdTask(const std::string& id);
 
        void removedTask(const std::string& id);
 
        void resetedTaskId(const std::string& id, const std::string& newId);
 
        void createdConnector(const std::string& id);
 
        void removedConnector(const std::string& id);
 
      protected:
 
        Process* m_process;
 
        std::map<std::string, int> m_processItemMapCount;
      };
    }
  }
}
 
#endif // __TERRALIB_PROCESS_QT_INTERNAL_PROCESSMANAGER_H