vtkXMLPVDWriter.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkXMLPVDWriter_h
#define vtkXMLPVDWriter_h
 
#include "vtkPVVTKExtensionsIOCoreModule.h" //needed for exports
#include "vtkXMLWriter.h"
 
class vtkCallbackCommand;
class vtkXMLPVDWriterInternals;
 
class VTKPVVTKEXTENSIONSIOCORE_EXPORT vtkXMLPVDWriter : public vtkXMLWriter
{
public:
  static vtkXMLPVDWriter* New();
  vtkTypeMacro(vtkXMLPVDWriter, vtkXMLWriter);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  const char* GetDefaultFileExtension() override;
 
 
  vtkGetMacro(Piece, int);
  vtkSetMacro(Piece, int);
 
 
  vtkGetMacro(NumberOfPieces, int);
  vtkSetMacro(NumberOfPieces, int);
 
 
  vtkGetMacro(GhostLevel, int);
  vtkSetMacro(GhostLevel, int);
 
 
  vtkSetMacro(WriteAllTimeSteps, int);
  vtkGetMacro(WriteAllTimeSteps, int);
  vtkBooleanMacro(WriteAllTimeSteps, int);
 
  void AddInputData(vtkDataObject*);
 
 
  vtkGetMacro(WriteCollectionFile, int);
  virtual void SetWriteCollectionFile(int flag);
 
  // See the vtkAlgorithm for a description of what these do
  int ProcessRequest(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
protected:
  vtkXMLPVDWriter();
  ~vtkXMLPVDWriter() override;
 
  // see algorithm for more info
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
  // add in request update extent to set time step information
  virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
 
  // Replace vtkXMLWriter's writing driver method.
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int WriteData() override;
  const char* GetDataSetName() override;
 
  // Methods to create the set of writers matching the set of inputs.
  void CreateWriters();
  vtkXMLWriter* GetWriter(int index);
 
  // Methods to help construct internal file names.
  void SplitFileName();
  const char* GetFilePrefix();
  const char* GetFilePath();
 
  // Methods to construct the list of entries for the collection file.
  void AppendEntry(const char* entry);
  void DeleteAllEntries();
 
  // Write the collection file if it is requested.
  int WriteCollectionFileIfRequested();
 
  // Make a directory.
  void MakeDirectory(const char* name);
 
  // Remove a directory.
  void RemoveADirectory(const char* name);
 
  // Internal implementation details.
  vtkXMLPVDWriterInternals* Internal;
 
  // The piece number to write.
  int Piece;
 
  // The number of pieces into which the inputs are split.
  int NumberOfPieces;
 
  // The number of ghost levels to write for unstructured data.
  int GhostLevel;
 
  // Whether to write the collection file on this node.
  int WriteCollectionFile;
  int WriteCollectionFileInitialized;
 
  // Callback registered with the ProgressObserver.
  static void ProgressCallbackFunction(vtkObject*, unsigned long, void*, void*);
  // Progress callback from internal writer.
  virtual void ProgressCallback(vtkAlgorithm* w);
 
  // The observer to report progress from the internal writer.
  vtkCallbackCommand* ProgressObserver;
 
  // Garbage collection support.
  void ReportReferences(vtkGarbageCollector*) override;
 
  // The current time step for time series inputs.
  int CurrentTimeIndex;
 
  // Option to write all time steps (ON) or just the current one (OFF)
  int WriteAllTimeSteps;
 
private:
  vtkXMLPVDWriter(const vtkXMLPVDWriter&) = delete;
  void operator=(const vtkXMLPVDWriter&) = delete;
};
 
#endif