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dox/Graphics/vtkAppendSelection.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkAppendSelection.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 /*----------------------------------------------------------------------------
00016  Copyright (c) Sandia Corporation
00017  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
00018 ----------------------------------------------------------------------------*/
00031 #ifndef __vtkAppendSelection_h
00032 #define __vtkAppendSelection_h
00033 
00034 #include "vtkSelectionAlgorithm.h"
00035 
00036 class vtkSelection;
00037 
00038 class VTK_GRAPHICS_EXPORT vtkAppendSelection : public vtkSelectionAlgorithm
00039 {
00040 public:
00041   static vtkAppendSelection *New();
00042 
00043   vtkTypeRevisionMacro(vtkAppendSelection,vtkSelectionAlgorithm);
00044   void PrintSelf(ostream& os, vtkIndent indent);
00045 
00047 
00051   vtkSetMacro(UserManagedInputs,int);
00052   vtkGetMacro(UserManagedInputs,int);
00053   vtkBooleanMacro(UserManagedInputs,int);
00055 
00058   void AddInput(vtkSelection *);
00059 
00062   void RemoveInput(vtkSelection *);
00063 
00065 
00066   vtkSelection *GetInput(int idx);
00067   vtkSelection *GetInput() { return this->GetInput( 0 ); };
00069 //ETX
00070 
00073   void SetNumberOfInputs(int num);
00074 
00075   // Set Nth input, should only be used when UserManagedInputs is true.
00076   void SetInputByNumber(int num, vtkSelection *input);
00077 
00079 
00084   vtkSetMacro(AppendByUnion, int);
00085   vtkGetMacro(AppendByUnion, int);
00086   vtkBooleanMacro(AppendByUnion, int);
00088 
00089 protected:
00090   vtkAppendSelection();
00091   ~vtkAppendSelection();
00092 
00093   // Usual data generation method
00094   virtual int RequestData(vtkInformation *, 
00095                           vtkInformationVector **, vtkInformationVector *);
00096   virtual int FillInputPortInformation(int, vtkInformation *);
00097 
00098  private:
00099   // hide the superclass' AddInput() from the user and the compiler
00100   void AddInput(vtkDataObject *)
00101     { vtkErrorMacro( << "AddInput() must be called with a vtkSelection not a vtkDataObject."); };
00102 
00103   int UserManagedInputs;
00104   int AppendByUnion;
00105 private:
00106   vtkAppendSelection(const vtkAppendSelection&);  // Not implemented.
00107   void operator=(const vtkAppendSelection&);  // Not implemented.
00108 };
00109 
00110 #endif
00111 
00112 

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