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itkObject.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkObject.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003/09/10 14:29:18 $
00007   Version:   $Revision: 1.39 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012   Portions of this code are covered under the VTK copyright.
00013   See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.htm for details.
00014 
00015      This software is distributed WITHOUT ANY WARRANTY; without even 
00016      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00017      PURPOSE.  See the above copyright notices for more information.
00018 
00019 =========================================================================*/
00020 #ifndef __itkObject_h
00021 #define __itkObject_h
00022 
00023 #include "itkLightObject.h"
00024 #include "itkEventObject.h"
00025 
00026 #include "itkMetaDataDictionary.h"
00027 namespace itk
00028 {
00029 class SubjectImplementation;
00030 class Command;
00031 
00044 class ITKCommon_EXPORT Object: public LightObject
00045 {
00046 public:
00048   typedef Object              Self;
00049   typedef LightObject  Superclass;
00050   typedef SmartPointer<Self>  Pointer;
00051   typedef SmartPointer<const Self>  ConstPointer;
00052   
00054   static Pointer New();
00055 
00057   itkTypeMacro(Object, LightObject);
00058 
00060   virtual void DebugOn() const;
00061 
00063   virtual void DebugOff() const;
00064   
00066   bool GetDebug() const;
00067   
00069   void SetDebug(bool debugFlag) const;
00070   
00072   virtual unsigned long GetMTime() const;
00073 
00076   virtual void Modified() const;
00077   
00079   virtual void Register() const;
00080 
00082   virtual void UnRegister() const;
00083 
00085   virtual void SetReferenceCount(int);
00086 
00089   static void SetGlobalWarningDisplay(bool flag);
00090   static bool GetGlobalWarningDisplay();
00091   static void GlobalWarningDisplayOn()
00092     { Object::SetGlobalWarningDisplay(true); }
00093   static void GlobalWarningDisplayOff()
00094     { Object::SetGlobalWarningDisplay(false); }
00095     
00104   unsigned long AddObserver(const EventObject & event, Command *);
00105  
00111   Command* GetCommand(unsigned long tag);
00112 
00114   void InvokeEvent( const EventObject & );
00115 
00118   void InvokeEvent( const EventObject & ) const;
00119 
00121   void RemoveObserver(unsigned long tag);
00122 
00124   bool HasObserver( const EventObject & event ) const;
00125 
00130   MetaDataDictionary & GetMetaDataDictionary(void);
00131 
00135   const MetaDataDictionary & GetMetaDataDictionary(void) const;
00136 
00140   void SetMetaDataDictionary(const MetaDataDictionary & rhs);
00141 
00142 
00143 protected:
00144   Object(); 
00145   virtual ~Object(); 
00146 
00151   virtual void PrintSelf(std::ostream& os, Indent indent) const;
00152 
00153   bool PrintObservers(std::ostream& os, Indent indent) const;
00154 
00155 private:
00156   Object(const Self&); //purposely not implemented
00157   void operator=(const Self&); //purposely not implemented
00158 
00160   mutable bool m_Debug;
00161   
00163   mutable TimeStamp m_MTime;
00164   
00166   static bool m_GlobalWarningDisplay;
00167 
00170   SubjectImplementation* m_SubjectImplementation;
00178   mutable MetaDataDictionary * m_MetaDataDictionary;
00179 };
00180 
00181 } // end namespace itk
00182 
00183 #endif
00184 

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