GUI/Client/vtkPVInputArrayRequirement.h

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

  Program:   ParaView
  Module:    $RCSfile: vtkPVInputArrayRequirement.h,v $

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.paraview.org/HTML/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 notice for more information.

=========================================================================*/
#ifndef __vtkPVInputArrayRequirement_h
#define __vtkPVInputArrayRequirement_h


class vtkDataSet;
class vtkPVDataSetAttributesInformation;

#include "vtkPVInputRequirement.h"

class VTK_EXPORT vtkPVInputArrayRequirement : public vtkPVInputRequirement
{
public:
  static vtkPVInputArrayRequirement* New();
  vtkTypeRevisionMacro(vtkPVInputArrayRequirement, vtkPVInputRequirement);
  void PrintSelf(ostream& os, vtkIndent indent);
  
  virtual int GetIsValidInput(vtkPVSource* input, vtkPVSource* pvs);


  virtual int GetIsValidField(int field, 
                              vtkPVDataSetAttributesInformation* info);


  virtual int ReadXMLAttributes(vtkPVXMLElement* element,
                                vtkPVXMLPackageParser* parser);


  vtkGetMacro(Attribute,int);
  

  vtkSetMacro(NumberOfComponents,int);
  vtkGetMacro(NumberOfComponents,int);


  vtkGetMacro(DataType,int);

protected:
  vtkPVInputArrayRequirement();
  ~vtkPVInputArrayRequirement() {};

  int Attribute;
  int DataType;
  int NumberOfComponents;

  int AttributeInfoContainsArray(vtkPVDataSetAttributesInformation* attrInfo);


  vtkPVInputArrayRequirement(const vtkPVInputArrayRequirement&); // Not implemented
  void operator=(const vtkPVInputArrayRequirement&); // Not implemented
};

#endif

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