visualMetaDataManager.h

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/******************************************************************************
** Copyright (c) 2017 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/



#pragma once

#include <vrfDiGuy/vrfDiGuyDefines.h>
#include <vrfutil/rwVisualMetaData.h>
#include <vlutil/vlFilename.h>
#include <tbb/spin_rw_mutex.h>

#include <map>
#include <set>
#include <string>

class DtRwVisualMetaDataEntry;
class DtRwNLengthStringVector;

class DT_DLL_vrfDiGuy DtVisualMetaDataManager
{
public:
   struct OrderedInfo
   {
      OrderedInfo(const std::string& c, const std::string& p) : configName(c), pattern(p) {};
      OrderedInfo() {};
      OrderedInfo(const OrderedInfo& orig) : configName(orig.configName), pattern(orig.pattern) {};

      std::string configName;
      std::string pattern;
   };

   struct Mapping
   {
      std::string guiDisplayName;
      std::string configName;
      int count;
   };

   typedef std::map<std::string, Mapping> MarkingMappings;
   struct Marking
   {
      std::string displayName;
      std::string linkageName;
      int selectionMethodology;
      MarkingMappings values;
   };

   typedef std::map<std::string, Marking> Markings;

public:
   DtVisualMetaDataManager();

   DtVisualMetaDataManager(const DtVisualMetaDataManager&);

   virtual ~DtVisualMetaDataManager();

   virtual Markings visualMetaDataFor(const DtFilename& metaDataFile, const DtRwVisualMetaData& vmd = DtRwVisualMetaData(""));

   virtual void clear();
      
   virtual std::map<std::string, std::string> markingsFromVisualMetaData(const DtFilename& metaDataFile, const DtRwVisualMetaData&,
      bool skipVariants = false, const std::map<std::string, std::string>& variantSelections = std::map<std::string, std::string>());

   static DtVisualMetaDataManager* setInstance(DtVisualMetaDataManager*);

   static DtVisualMetaDataManager* instance();
   static void DeleteInstance();

protected:
   virtual std::vector<OrderedInfo> orderFromSelection(const MarkingMappings&, const DtRwNLengthStringVector&) const;

   virtual std::string randomlySelect(const std::vector<OrderedInfo>&, double topPercentToChoose, double topRandomPrecent) const;

   virtual std::string weightedExponential(const std::vector<OrderedInfo>&) const;

   virtual void* loadMetaFile(const DtFilename&) const;

   virtual std::string variantSelection(const std::string& linkage, const Markings&, const DtRwVisualMetaDataEntry&) const;

   virtual std::string subvariantSelection(const std::string& linkage, const Markings&, const DtRwVisualMetaData&, const std::map<std::string, std::string>& variantSelections) const;

protected:
   static DtVisualMetaDataManager* theInstance;

   typedef std::map<std::string, Markings> StoredMarkings;
   StoredMarkings myStoredMarkings;
   tbb::spin_rw_mutex myStoredMarkingsMutex;
};