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/*=========================================================================
Program: Visualization Toolkit
Module: vtkTableReader.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 "vtkTableReader.h"
#include "vtkByteSwap.h"
#include "vtkCellArray.h"
#include "vtkFieldData.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkStreamingDemandDrivenPipeline.h"
#include "vtkTable.h"
VTK_ABI_NAMESPACE_BEGIN
vtkStandardNewMacro(vtkTableReader);
#ifdef read
#undef read
#endif
//------------------------------------------------------------------------------
vtkTableReader::vtkTableReader() = default;
//------------------------------------------------------------------------------
vtkTableReader::~vtkTableReader() = default;
//------------------------------------------------------------------------------
vtkTable* vtkTableReader::GetOutput()
{
return this->GetOutput(0);
}
//------------------------------------------------------------------------------
vtkTable* vtkTableReader::GetOutput(int idx)
{
return vtkTable::SafeDownCast(this->GetOutputDataObject(idx));
}
//------------------------------------------------------------------------------
void vtkTableReader::SetOutput(vtkTable* output)
{
this->GetExecutive()->SetOutputData(0, output);
}
//------------------------------------------------------------------------------
int vtkTableReader::ReadMeshSimple(const std::string& fname, vtkDataObject* doOutput)
{
vtkDebugMacro(<< "Reading vtk table...");
if (!this->OpenVTKFile(fname.c_str()) || !this->ReadHeader())
{
return 1;
}
// Read table-specific stuff
char line[256];
if (!this->ReadString(line))
{
vtkErrorMacro(<< "Data file ends prematurely!");
this->CloseVTKFile();
return 1;
}
if (strncmp(this->LowerCase(line), "dataset", 7) != 0)
{
vtkErrorMacro(<< "Unrecognized keyword: " << line);
this->CloseVTKFile();
return 1;
}
if (!this->ReadString(line))
{
vtkErrorMacro(<< "Data file ends prematurely!");
this->CloseVTKFile();
return 1;
}
if (strncmp(this->LowerCase(line), "table", 5) != 0)
{
vtkErrorMacro(<< "Cannot read dataset type: " << line);
this->CloseVTKFile();
return 1;
}
vtkTable* const output = vtkTable::SafeDownCast(doOutput);
while (true)
{
if (!this->ReadString(line))
{
break;
}
if (!strncmp(this->LowerCase(line), "field", 5))
{
vtkFieldData* const field_data = this->ReadFieldData();
output->SetFieldData(field_data);
field_data->Delete();
continue;
}
if (!strncmp(this->LowerCase(line), "row_data", 8))
{
vtkIdType row_count = 0;
if (!this->Read(&row_count))
{
vtkErrorMacro(<< "Cannot read number of rows!");
this->CloseVTKFile();
return 1;
}
this->ReadRowData(output, row_count);
continue;
}
vtkErrorMacro(<< "Unrecognized keyword: " << line);
}
vtkDebugMacro(<< "Read " << output->GetNumberOfRows() << " rows in "
<< output->GetNumberOfColumns() << " columns.\n");
this->CloseVTKFile();
return 1;
}
//------------------------------------------------------------------------------
int vtkTableReader::FillOutputPortInformation(int, vtkInformation* info)
{
info->Set(vtkDataObject::DATA_TYPE_NAME(), "vtkTable");
return 1;
}
//------------------------------------------------------------------------------
void vtkTableReader::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
VTK_ABI_NAMESPACE_END
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