mitkLevelWindowManager.h

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

Program:   Medical Imaging & Interaction Toolkit
Language:  C++
Date:      $Date$
Version:   $Revision$

Copyright (c) German Cancer Research Center, Division of Medical and
Biological Informatics. All rights reserved.
See MITKCopyright.txt or https://www.mitk.org/copyright.html for details.

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.

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


#ifndef MITKLEVELWINDOWMANAGER_H
#define MITKLEVELWINDOWMANAGER_H

#include <mitkDataStorage.h>
#include <mitkLevelWindowProperty.h>
#include <mitkBaseProperty.h>
#include <map>

namespace mitk
{
  class MITK_CORE_EXPORT LevelWindowManager : public itk::Object 
  {
  public:

    mitkClassMacro(LevelWindowManager, itk::Object)
    itkNewMacro(Self); 

    void SetDataStorage(mitk::DataStorage* ds);
    mitk::DataStorage* GetDataStorage();  
    
    void SetAutoTopMostImage(bool autoTopMost, const mitk::DataNode* removedNode = NULL);

    void Update(const itk::EventObject& e);  

    void SetLevelWindowProperty(LevelWindowProperty::Pointer levelWindowProperty);

    void SetLevelWindow(const mitk::LevelWindow& levelWindow);

    const LevelWindow& GetLevelWindow();

    LevelWindowProperty::Pointer GetLevelWindowProperty();
  
    bool isAutoTopMost();
  
    void DataStorageChanged(const mitk::DataNode* n = NULL);

    void DataStorageRemovedNode(const mitk::DataNode* removedNode = NULL);

    void OnPropertyModified(const itk::EventObject& e);

    mitk::Image* GetCurrentImage(); 

    mitk::DataStorage::SetOfObjects::ConstPointer GetRelevantNodes();

  protected:
    LevelWindowManager();
    ~LevelWindowManager();

    DataStorage::Pointer         m_DataStorage;
    LevelWindowProperty::Pointer m_LevelWindowProperty; 
    typedef std::map<unsigned long, mitk::BaseProperty::Pointer> ObserverToPropertyMap;
    ObserverToPropertyMap        m_PropObserverToNode; 
    ObserverToPropertyMap        m_PropObserverToNode2; 
    bool                         m_AutoTopMost;
    unsigned long                m_ObserverTag;
    bool                         m_IsObserverTagSet;
    unsigned long                m_PropertyModifiedTag;
    mitk::Image*                 m_CurrentImage;
    bool                         m_IsPropertyModifiedTagSet;
  };
}
#endif