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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: TestFixedWidthTextReader.cxx,v $
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.
----------------------------------------------------------------------------*/
#include <vtkFixedWidthTextReader.h>
#include <vtkStringArray.h>
#include <vtkTable.h>
#include <vtkVariant.h>
#include <vtkVariantArray.h>
#include <vtkTestUtilities.h>
#include <vtkIOStream.h>
int
TestFixedWidthTextReader(int argc, char *argv[])
{
cout << "### Pass 1: No headers, field width 10, do not strip whitespace" << endl;
vtkIdType i, j;
char *filename = vtkTestUtilities::ExpandDataFileName(argc, argv,
"Data/fixedwidth.txt");
cout << "Filename: " << filename << endl;
vtkFixedWidthTextReader *reader = vtkFixedWidthTextReader::New();
reader->SetHaveHeaders(false);
reader->SetFieldWidth(10);
reader->StripWhiteSpaceOff();
reader->SetFileName(filename);
reader->Update();
cout << "Printing reader info..." << endl;
reader->Print(cout);
vtkTable *table = reader->GetOutput();
cout << "FixedWidth text file has " << table->GetNumberOfRows()
<< " rows" << endl;
cout << "FixedWidth text file has " << table->GetNumberOfColumns()
<< " columns" << endl;
cout << "Column names: " << endl;
for (i = 0; i < table->GetNumberOfColumns(); ++i)
{
cout << "\tColumn " << i << ": " << table->GetColumn(i)->GetName() << endl;
}
cout << "Table contents:" << endl;
for (i = 0; i < table->GetNumberOfRows(); ++i)
{
vtkVariantArray *row = table->GetRow(i);
for (j = 0; j < row->GetNumberOfTuples(); ++j)
{
cout << "Row " << i << " column " << j << ": ";
vtkVariant value = row->GetValue(j);
if (! value.IsValid())
{
cout << "invalid value" << endl;
}
else
{
cout << "type " << value.GetTypeAsString() << " value "
<< value.ToString() << endl;
}
}
row->Delete();
}
reader->Delete();
delete [] filename;
reader = vtkFixedWidthTextReader::New();
filename = vtkTestUtilities::ExpandDataFileName(argc, argv,
"Data/fixedwidth.txt");
reader->HaveHeadersOn();
reader->SetFieldWidth(10);
reader->StripWhiteSpaceOn();
reader->SetFileName(filename);
reader->Update();
table = reader->GetOutput();
cout << endl << "### Test 2: headers, field width 10, strip whitespace" << endl;
cout << "Printing reader info..." << endl;
reader->Print(cout);
cout << "FixedWidth text file has " << table->GetNumberOfRows()
<< " rows" << endl;
cout << "FixedWidth text file has " << table->GetNumberOfColumns()
<< " columns" << endl;
cout << "Column names: " << endl;
for (i = 0; i < table->GetNumberOfColumns(); ++i)
{
cout << "\tColumn " << i << ": " << table->GetColumn(i)->GetName() << endl;
}
cout << "Table contents:" << endl;
for (i = 0; i < table->GetNumberOfRows(); ++i)
{
vtkVariantArray *row = table->GetRow(i);
for (j = 0; j < row->GetNumberOfTuples(); ++j)
{
cout << "Row " << i << " column " << j << ": ";
vtkVariant value = row->GetValue(j);
if (! value.IsValid())
{
cout << "invalid value" << endl;
}
else
{
cout << "type " << value.GetTypeAsString() << " value "
<< value.ToString() << endl;
}
}
row->Delete();
}
reader->Delete();
delete [] filename;
return 0;
}
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