dox/Graphics/vtkMaskFields.h

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

  Program:   Visualization Toolkit
  Module:    vtkMaskFields.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm 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 __vtkMaskFields_h
#define __vtkMaskFields_h

#include "vtkDataSetAlgorithm.h"

#include "vtkDataSetAttributes.h" // Needed for NUM_ATTRIBUTES

class vtkDataSet;

class VTK_GRAPHICS_EXPORT vtkMaskFields : public vtkDataSetAlgorithm
{
public:
  vtkTypeMacro(vtkMaskFields,vtkDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkMaskFields *New();


  void CopyFieldOn(int fieldLocation, const char* name) { this->CopyFieldOnOff(fieldLocation, name, 1); }
  void CopyFieldOff(int fieldLocation, const char* name) { this->CopyFieldOnOff(fieldLocation, name, 0); }



  void CopyAttributeOn(int attributeLocation, int attributeType) { this->CopyAttributeOnOff(attributeLocation, attributeType, 1); }
  void CopyAttributeOff(int attributeLocation, int attributeType) { this->CopyAttributeOnOff(attributeLocation, attributeType, 0); }


  void CopyFieldsOff() { this->CopyFields = 0; }
  void CopyAttributesOff() { this->CopyAttributes = 0; }

  void CopyFieldsOn() { this->CopyFields = 1; }
  void CopyAttributesOn() { this->CopyAttributes = 1; }


  void CopyAttributeOn(const char* attributeLoc, 
                       const char* attributeType);
  void CopyAttributeOff(const char* attributeLoc, 
                        const char* attributeType);
  void CopyFieldOn(const char* fieldLoc, 
                   const char* name);
  void CopyFieldOff(const char* fieldLoc, 
                    const char* name);

  virtual void CopyAllOn();

  virtual void CopyAllOff();

//BTX
  enum FieldLocation
    {
      OBJECT_DATA=0,
      POINT_DATA=1,
      CELL_DATA=2
    };
//ETX

protected:
  vtkMaskFields();
  virtual ~vtkMaskFields();

  virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);

//BTX
  struct CopyFieldFlag
  {
    char* Name;
    int Type;
    int Location;
    int IsCopied;
  };
//ETX

  CopyFieldFlag* CopyFieldFlags; // the names of fields not to be copied
  int NumberOfFieldFlags; // the number of fields not to be copied
  void CopyFieldOnOff(int fieldLocation, const char* name, int onOff);
  void CopyAttributeOnOff(int attributeLocation, int attributeType, int onOff);
  void ClearFieldFlags();
  int FindFlag(const char* field, int location);
  int FindFlag(int arrayType, int location);
  int GetFlag(const char* field, int location);
  int GetFlag(int arrayType, int location);
  int GetAttributeLocation(const char* loc);
  int GetAttributeType(const char* type);

  int CopyFields;
  int CopyAttributes;

  static char FieldLocationNames[3][12];
  static char AttributeNames[vtkDataSetAttributes::NUM_ATTRIBUTES][10];

private:
  vtkMaskFields(const vtkMaskFields&);  // Not implemented.
  void operator=(const vtkMaskFields&);  // Not implemented.
};

#endif