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vtkAppendSelection.h
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vtkAppendSelection.h
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkAppendSelection.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.
=========================================================================*/
/*----------------------------------------------------------------------------
Copyright (c) Sandia Corporation
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
/**
* @class vtkAppendSelection
* @brief appends one or more selections together
*
*
* vtkAppendSelection is a filter that appends one of more selections into
* a single selection. All selections must have the same content type unless
* AppendByUnion is false.
*/
#ifndef vtkAppendSelection_h
#define vtkAppendSelection_h
#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkSelectionAlgorithm.h"
class vtkSelection;
class VTKFILTERSCORE_EXPORT vtkAppendSelection : public vtkSelectionAlgorithm
{
public:
static vtkAppendSelection *New();
vtkTypeMacro(vtkAppendSelection,vtkSelectionAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
//@{
/**
* UserManagedInputs allows the user to set inputs by number instead of
* using the AddInput/RemoveInput functions. Calls to
* SetNumberOfInputs/SetInputByNumber should not be mixed with calls
* to AddInput/RemoveInput. By default, UserManagedInputs is false.
*/
vtkSetMacro(UserManagedInputs,int);
vtkGetMacro(UserManagedInputs,int);
vtkBooleanMacro(UserManagedInputs,int);
//@}
/**
* Add a dataset to the list of data to append. Should not be
* used when UserManagedInputs is true, use SetInputByNumber instead.
*/
void AddInputData(vtkSelection *);
/**
* Remove a dataset from the list of data to append. Should not be
* used when UserManagedInputs is true, use SetInputByNumber (NULL) instead.
*/
void RemoveInputData(vtkSelection *);
//@{
/**
* Get any input of this filter.
*/
vtkSelection *GetInput(int idx);
vtkSelection *GetInput() { return this->GetInput( 0 ); };
//@}
/**
* Directly set(allocate) number of inputs, should only be used
* when UserManagedInputs is true.
*/
void SetNumberOfInputs(int num);
// Set Nth input, should only be used when UserManagedInputs is true.
void SetInputConnectionByNumber(int num, vtkAlgorithmOutput *input);
//@{
/**
* When set to true, all the selections are combined together to form a single
* vtkSelection output.
* When set to false, the output is a composite selection with
* input selections as the children of the composite selection. This allows
* for selections with different content types and properties. Default is
* true.
*/
vtkSetMacro(AppendByUnion, int);
vtkGetMacro(AppendByUnion, int);
vtkBooleanMacro(AppendByUnion, int);
//@}
protected:
vtkAppendSelection();
~vtkAppendSelection() VTK_OVERRIDE;
// Usual data generation method
int RequestData(vtkInformation *,
vtkInformationVector **, vtkInformationVector *) VTK_OVERRIDE;
int FillInputPortInformation(int, vtkInformation *) VTK_OVERRIDE;
private:
// hide the superclass' AddInput() from the user and the compiler
void AddInputData(vtkDataObject *)
{ vtkErrorMacro( << "AddInput() must be called with a vtkSelection not a vtkDataObject."); };
int UserManagedInputs;
int AppendByUnion;
private:
vtkAppendSelection(const vtkAppendSelection&) VTK_DELETE_FUNCTION;
void operator=(const vtkAppendSelection&) VTK_DELETE_FUNCTION;
};
#endif