vtkRemoteWriterHelper.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkRemoteWriterHelper_h
#define vtkRemoteWriterHelper_h
 
#include "vtkDataObjectAlgorithm.h"
#include "vtkPVSession.h"                   // for vtkPVSession::ServerFlags
#include "vtkRemotingServerManagerModule.h" // for exports
 
class vtkAlgorithm;
class vtkClientServerInterpreter;
class vtkDataObject;
 
class VTKREMOTINGSERVERMANAGER_EXPORT vtkRemoteWriterHelper : public vtkDataObjectAlgorithm
{
public:
  static vtkRemoteWriterHelper* New();
  vtkTypeMacro(vtkRemoteWriterHelper, vtkDataObjectAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetWriter(vtkAlgorithm* writer);
  vtkGetObjectMacro(Writer, vtkAlgorithm);
 
 
  vtkSetMacro(OutputDestination, vtkTypeUInt32);
  vtkGetMacro(OutputDestination, vtkTypeUInt32);
 
 
  vtkSetMacro(TryWritingInBackground, bool);
  vtkGetMacro(TryWritingInBackground, bool);
  vtkBooleanMacro(TryWritingInBackground, bool);
 
  enum
  {
    START = 0,
    WRITE = 1,
    END = 2
  };
 
 
  vtkSetClampMacro(State, int, START, END);
  vtkGetMacro(State, int);
 
 
  void SetInterpreter(vtkClientServerInterpreter* interp);
  vtkGetObjectMacro(Interpreter, vtkClientServerInterpreter);
 
  vtkRemoteWriterHelper(const vtkRemoteWriterHelper&) = delete;
  void operator=(const vtkRemoteWriterHelper&) = delete;
 
  static void Wait(const std::string& fileName);
 
  static void Wait();
 
  int Write();
 
protected:
  vtkRemoteWriterHelper();
  ~vtkRemoteWriterHelper() override;
 
  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
  void WriteLocally(vtkDataObject* input);
 
  vtkTypeUInt32 OutputDestination = vtkPVSession::CLIENT;
  int State = WRITE;
  vtkAlgorithm* Writer = nullptr;
  vtkClientServerInterpreter* Interpreter = nullptr;
  bool TryWritingInBackground = false;
};
 
#endif /* end of include guard: vtkRemoteWriterHelper_h */