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

  Program:   Visualization Toolkit
  Module:    vtkDataObjectWriter.cxx

  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.

=========================================================================*/
#include "vtkDataObjectWriter.h"

#include "vtkDataObject.h"
#include "vtkInformation.h"
#include "vtkObjectFactory.h"

vtkStandardNewMacro(vtkDataObjectWriter);

vtkDataObjectWriter::vtkDataObjectWriter()
{
  this->Writer = vtkDataWriter::New();
}

vtkDataObjectWriter::~vtkDataObjectWriter()
{
  this->Writer->Delete();
}

// Write FieldData data to file
void vtkDataObjectWriter::WriteData()
{
  ostream *fp;
  vtkFieldData *f=this->GetInput()->GetFieldData();

  vtkDebugMacro(<<"Writing vtk FieldData data...");

  this->Writer->SetInput(this->GetInput());

  if ( !(fp=this->Writer->OpenVTKFile()) || !this->Writer->WriteHeader(fp) )
    {
    return;
    }
  //
  // Write FieldData data specific stuff
  //
  this->Writer->WriteFieldData(fp, f);
  
  this->Writer->CloseVTKFile(fp);  

  this->Writer->SetInput(NULL);
}

void vtkDataObjectWriter::PrintSelf(ostream& os, vtkIndent indent)
{
  this->Superclass::PrintSelf(os,indent);
  
  os << indent << "File Name: " 
     << (this->Writer->GetFileName() ? this->Writer->GetFileName() : "(none)") << "\n";

  if ( this->Writer->GetFileType() == VTK_BINARY )
    {
    os << indent << "File Type: BINARY\n";
    }
  else
    {
    os << indent << "File Type: ASCII\n";
    }

  if ( this->Writer->GetHeader() )
    {
    os << indent << "Header: " << this->Writer->GetHeader() << "\n";
    }
  else
    {
    os << indent << "Header: (None)\n";
    }

  if ( this->Writer->GetFieldDataName() )
    {
    os << indent << "Field Data Name: " << this->Writer->GetFieldDataName() << "\n";
    }
  else
    {
    os << indent << "Field Data Name: (None)\n";
    }
}

int vtkDataObjectWriter::FillInputPortInformation(int, vtkInformation *info)
{
  info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkDataObject");
  return 1;
}