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[FrontAlgorithms.git] / lib / fpa / Filters / Algorithm.h

diff --git a/lib/fpa/Filters/Algorithm.h b/lib/fpa/Filters/Algorithm.h
new file mode 100644 (file)
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+++ b/lib/fpa/Filters/Algorithm.h
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+// =========================================================================
+// @author Leonardo Florez Valencia
+// @email florez-l@javeriana.edu.co
+// =========================================================================
+#ifndef __fpa__Filters__Algorithm__h__
+#define __fpa__Filters__Algorithm__h__
+
+#include <set>
+#include <itkConceptChecking.h>
+#include <fpa/Config.h>
+#include <fpa/Filters/Event.h>
+
+namespace fpa
+{
+  namespace Filters
+  {
+    /**
+     */
+    template< class _TTraits >
+    class Algorithm
+      : public _TTraits::TFilter,
+        public _TTraits::TMarksInterface,
+        public _TTraits::TSeedsInterface
+    {
+    public:
+      typedef _TTraits TTraits;
+      fpaTraitsMacro( typename, TTraits );
+
+      typedef TFilter                         Superclass;
+      typedef Algorithm                       Self;
+      typedef itk::SmartPointer< Self >       Pointer;
+      typedef itk::SmartPointer< const Self > ConstPointer;
+
+      typedef fpa::Filters::Event< TVertex > TEvent;
+
+    protected:
+      itkConceptMacro(
+        Check_Marks,
+        ( itk::Concept::IsUnsignedInteger< TMark > )
+        );
+
+    public:
+      itkTypeMacro( fpa::Filters::Image::Algorithm, TFilter );
+
+      itkBooleanMacro( VisualDebug );
+      itkGetConstMacro( VisualDebug, bool );
+      itkSetMacro( VisualDebug, bool );
+
+      itkGetConstMacro( InitValue, TOutputValue );
+      itkSetMacro( InitValue, TOutputValue );
+
+    public:
+      virtual itk::ModifiedTimeType GetMTime( ) const override;
+      virtual void InvokeEvent( const itk::EventObject& e );
+      virtual void InvokeEvent( const itk::EventObject& e ) const;
+
+    protected:
+      Algorithm( );
+      virtual ~Algorithm( );
+
+      virtual void GenerateData( ) override;
+
+      // Object association
+      void _Associate( itk::Object* o );
+      void _Deassociate( itk::Object* o );
+      void _DeassociateAll( );
+
+      // Preparation and termination
+      virtual void _BeforeGenerateData( );
+      virtual void _AfterGenerateData( );
+      virtual void _Reinitialize( );
+
+      // Memory allocation
+      virtual void _ConfigureOutputs( ) = 0;
+
+      // Value assignation/recuperation
+      virtual const itk::DataObject* _GetReferenceInput( ) const;
+      virtual TInputValue _GetInputValue( const TVertex& v ) const = 0;
+      virtual TInputValue _GetInputValue( const TNode& n ) const;
+      virtual TOutputValue _GetOutputValue( const TVertex& v ) const = 0;
+      virtual TOutputValue _GetOutputValue( const TNode& n ) const;
+      virtual TNeighborhood _GetNeighbors( const TVertex& v ) const = 0;
+      virtual void _UpdateOutputValue( TNode& n ) = 0;
+
+      // Queue management
+      virtual void _QueueClear( ) = 0;
+      virtual TNode _QueuePop( ) = 0;
+      virtual void _QueuePush( const TNode& n ) = 0;
+      virtual unsigned long _QueueSize( ) const = 0;
+
+      // Value update according to the particular algorithm
+      virtual void _ComputeOutputValue( TNode& n ) = 0;
+
+    private:
+      // Purposely not implemented.
+      Algorithm( const Self& other );
+      Self& operator=( const Self& other );
+
+    protected:
+      bool m_VisualDebug;
+      TOutputValue m_InitValue;
+
+      std::set< itk::Object* > m_AssociatedObjects;
+    };
+
+  } // ecapseman
+
+} // ecapseman
+
+#ifndef ITK_MANUAL_INSTANTIATION
+#  include <fpa/Filters/Algorithm.hxx>
+#endif // ITK_MANUAL_INSTANTIATION
+
+#endif // __fpa__Filters__Algorithm__h__
+// eof - $RCSfile$