mlAccessDirectDicomImportCache.h

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/*
// Copyright (c) Fraunhofer MEVIS, Bremen, Germany
// All rights reserved.
// **InsertLicense** code
*/
//----------------------------------------------------------------------------------


//----------------------------------------------------------------------------------


#ifndef __mlAccessDirectDicomImportCache_H
#define __mlAccessDirectDicomImportCache_H

// Local includes
#include "MLAccessDirectDicomImportCacheSystem.h"

// ML includes
#include <mlModuleIncludes.h>

#include <DCMTree_Tree.h>

// Forward to avoid include.
class MLDICOMCachedIOTagCache;
class MLDICOMCachedIOTreeCache;

ML_START_NAMESPACE

class DICOMCachedIOFileHandlePlugin;

class MLACCESSDIRECTDICOMIMPORTCACHE_EXPORT AccessDirectDicomImportCache : public Module
{
public:
  AccessDirectDicomImportCache();
  
  ~AccessDirectDicomImportCache();
  
  virtual void handleNotification (Field *field);
  
  virtual DCMTree::TreePtr getDCMTree(const std::string &url, std::string &issueMessages);
  
  virtual DCMTree::Const_TagPtr getDCMTag(const std::string &url,const std::string &tagId, bool *treeLoadFailed, std::string &issueMessages);
  
  virtual void setTagsToPrefetchFromConfig(const std::string &config);
  
  virtual void prefetchTags();
  
  virtual void addDicomCachedIOFileHandlePlugin(DICOMCachedIOFileHandlePlugin * fileHandlePlugin);
  virtual void removeDicomCachedIOFileHandlePlugin(DICOMCachedIOFileHandlePlugin * fileHandlePlugin);
  std::string getUrl() const {
    std::string url;
    if (_urlFld) {
      url = _urlFld->getStringValue();
    }
    return url;
  }
  
  void setUrl(std::string &url) {
    if(_urlFld) {
      _urlFld->setStringValue(url);
    }
  }
  MLint getDicomCachedIOTagCacheSize()const;
  MLint getDicomCachedIOTreeCacheSize()const;
  
private:
  MLuint32 getRawTagIdFromString(const std::string &tag);
  
  MLDICOMCachedIOTagCache  *_tagCacheProxy;
  MLDICOMCachedIOTreeCache *_treeCacheProxy;
  
  

  StringField *_urlFld;
  StringField *_dicomTagFld;
  StringField *_tagsToPrefetchFld;
  
  StringField *_tagResultFld;
  
  NotifyField *_updateTagFld;
  NotifyField *_prefetchTagsFld;
  
  StringField *_statusBarFld;
  IntField    *_dicomCachedIOTagCacheMaxNumMegaBytesFld;
  IntField    *_dicomCachedIOTreeCacheMaxNumMegaBytesFld;
  
  BoolField   *_tagResultIsValidFld;

  // Implements interface for the runtime type system of the ML.
  ML_MODULE_CLASS_HEADER(AccessDirectDicomImportCache)
};

ML_END_NAMESPACE

#endif // __mlAccessDirectDicomImportCache_H