C:/Programs/source/NIREP/DataManager/NIREPDataManager.h

/*============================================================================

Program:   Non-Rigid Image Registration Evalution Project
Module:    $RCSfile: NIREPDataManager.h,v $
Language:  C++
Date:      $Date: 2011/01/12 22:41:33 $
Version:   $Revision: 1.43 $

This software is distributed WITHOUT ANY WARRANTY; without even 
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
PURPOSE.  See the above copyright notices for more information.

============================================================================*/
#pragma once
#ifndef __NIREPDataManager_h
#define __NIREPDataManager_h

#include "gecSpatialData.h"
#include "gecImage.h"
#include "gecObjectMap.h"
#include "gecTransformation.h"
#include "NIREPGenericXMLParser.h"
#include <string>
#include <map>
#include <vector>
#include "ResourceListTree.h"
#include "DisplayDescription.h"

class Interface;

class NIREPDataManager
{
public:
  typedef std::map<std::string, LoadedSpatialData> LoadedSpatialDataList;
  typedef std::map<std::string, TransformationSet> TransformationResourceList;

  NIREPDataManager(void);

  ~NIREPDataManager(void);

  void SetLoadedSpatialDataListEntry(const std::string& dmid,
                                     gec::SpatialData* data);

  gec::SpatialData* GetLoadedSpatialDataListEntry(const std::string& dmid, DisplayDescription * displayDescription);

  bool ReleaseLoadedSpatialDataListEntry(const std::string& dmid);

  bool LoadSpatialData(const std::string& datasetID,
                       const std::string& dataID,
                       DisplayDescription * displayDescription);
  bool LoadSpatialData(const std::string& dmid,
                       DisplayDescription * displayDescription);

  bool LoadTransformation(const std::string& source,
                          const std::string& target,
                          const std::string& algorithmID,
                          DisplayDescription * displayDescription);
  bool LoadTransformation(const std::string& dmid,
                          DisplayDescription * displayDescription);

  bool ReadSpatialDataResourceFile(const std::string& filename);

  bool ReadTransformationResourceFile(const std::string& filename);

  unsigned long GetMemoryUsage();

  void SetInterface(Interface *I){mainPage=I;};

private:
  /* The active database (loaded resource & computed data) */
  // Format: <Entry ID, Loaded spatial data entry>
  LoadedSpatialDataList loadedSpatialDataList;

  /* List of loadable spatial data resource */
  SpatialDataResourceList spatialDataResourceListTree;

  

  /* List of loadable transformation resource */
  TransformationResourceList transformationResourceList;

  /* Function for parsing transformation resource database */
  bool ParseTransformationDatabase(NIREPGenericXMLParser::XMLNode*,
                                   TransformationSet&);

  Interface *mainPage;

  class spatialDataResourceList{
  public:
    std::string file;
    int dataType;
  };

  std::map<std::string, spatialDataResourceList> spatialDataResourceListFullPath;

  /* LRU queue of un-needed data to be flushed out of memory */
  // Format: <dataID>
  //std::vector<std::string> flushMe;

  /* Memory usage monitor */
  //unsigned long long memoryUsage;

  // Flush unused data out of memory
  //bool FlushData(void);

};

#endif // __NIREPDataManager_h