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/*=========================================================================
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.kitware.com/VolViewCopyright.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 "XML/vtkXMLKWOpenFilePropertiesReader.h"
#include "vtkObjectFactory.h"
#include "vtkKWOpenFileProperties.h"
#include "vtkXMLDataElement.h"
#include "vtkKWOpenFileProperties.h"
#include <vtksys/SystemTools.hxx>
vtkStandardNewMacro(vtkXMLKWOpenFilePropertiesReader);
vtkCxxRevisionMacro(vtkXMLKWOpenFilePropertiesReader, "$Revision: 1.6 $");
//----------------------------------------------------------------------------
const char* vtkXMLKWOpenFilePropertiesReader::GetRootElementName()
{
return "KWOpenFileProperties";
}
//----------------------------------------------------------------------------
vtkXMLKWOpenFilePropertiesReader::vtkXMLKWOpenFilePropertiesReader()
{
this->FilePatternDirectory = 0;
}
//----------------------------------------------------------------------------
vtkXMLKWOpenFilePropertiesReader::~vtkXMLKWOpenFilePropertiesReader()
{
this->SetFilePatternDirectory(0);
}
//----------------------------------------------------------------------------
int vtkXMLKWOpenFilePropertiesReader::Parse(vtkXMLDataElement *elem)
{
if (!this->Superclass::Parse(elem))
{
return 0;
}
vtkKWOpenFileProperties *obj = vtkKWOpenFileProperties::SafeDownCast(this->Object);
if (!obj)
{
vtkWarningMacro(<< "The KWOpenFileProperties is not set!");
return 0;
}
// Get attributes
double dbuffer3[3];
int ibuffer6[6], ibuffer3[3], ival, i;
const char *cptr;
if (elem->GetVectorAttribute("Spacing", 3, dbuffer3) == 3)
{
obj->SetSpacing(dbuffer3);
}
if (elem->GetVectorAttribute("Origin", 3, dbuffer3) == 3)
{
obj->SetOrigin(dbuffer3);
}
cptr = elem->GetAttribute("DistanceUnits");
if (cptr)
{
obj->SetDistanceUnits(cptr);
}
for (i = 0; i < VTK_MAX_VRCOMP; i++)
{
char scalarunits[256];
sprintf(scalarunits, "ScalarUnits%d", i);
cptr = elem->GetAttribute(scalarunits);
if (cptr)
{
obj->SetScalarUnits(i, cptr);
}
}
if (elem->GetScalarAttribute("IndependentComponents", ival))
{
obj->SetIndependentComponents(ival);
}
if (elem->GetScalarAttribute("NumberOfScalarComponents", ival))
{
obj->SetNumberOfScalarComponents(ival);
}
if (elem->GetScalarAttribute("ScalarType", ival))
{
obj->SetScalarType(ival);
}
if (elem->GetVectorAttribute("WholeExtent", 6, ibuffer6) == 6)
{
obj->SetWholeExtent(ibuffer6);
}
if (elem->GetVectorAttribute("FileOrientation", 3, ibuffer3) == 3)
{
obj->SetSliceAxis(ibuffer3[0]);
obj->SetRowAxis(ibuffer3[1]);
obj->SetColumnAxis(ibuffer3[2]);
}
if (elem->GetScalarAttribute("BigEndianFlag", ival))
{
if (ival == 1)
{
obj->SetDataByteOrderToBigEndian();
}
else if (ival == 0)
{
obj->SetDataByteOrderToLittleEndian();
}
}
// The FilePattern is stored as "relative" by the XML write (i.e., its
// directory was removed) if DiscardFilePatternDirectory is set to 1
// by the writer vtkXMLKWOpenFilePropertiesWriter.
// Try to fix it if FilePatternDirectory is set.
// First check to see if we are using an old "full path" FilePattern by
// checking is there is a valid directory part, otherwise try to
// set the full FillPattern by using a user specified FilePatternDirectory
cptr = elem->GetAttribute("FilePattern");
if (cptr)
{
vtksys_stl::string cptr_dir =
vtksys::SystemTools::GetFilenamePath(cptr);
if ((cptr_dir.size() &&
vtksys::SystemTools::FileIsDirectory(cptr_dir.c_str())) ||
!this->FilePatternDirectory)
{
obj->SetFilePattern(cptr);
}
else
{
vtksys_stl::string fp_dir(this->FilePatternDirectory);
fp_dir = fp_dir + "/" + cptr;
obj->SetFilePattern(fp_dir.c_str());
}
}
if (elem->GetScalarAttribute("FileDimensionality", ival))
{
obj->SetFileDimensionality(ival);
}
if (elem->GetScalarAttribute("Scope", ival))
{
obj->SetScope(ival);
}
return 1;
}
//----------------------------------------------------------------------------
int vtkXMLKWOpenFilePropertiesReader::IsValid()
{
// We never found the root element
if (!this->LastParsedElement)
{
return 0;
}
// We found it, check the mandatory attribs
return (this->LastParsedElement->GetAttribute("Spacing") &&
this->LastParsedElement->GetAttribute("Origin"));
}
//----------------------------------------------------------------------------
int vtkXMLKWOpenFilePropertiesReader::IsDescribingPatternSeries()
{
// It better be valid first
if (!this->IsValid())
{
return 0;
}
// We found it, check the mandatory attribs
return (this->LastParsedElement->GetAttribute("WholeExtent") &&
this->LastParsedElement->GetAttribute("FilePattern"));
}
//----------------------------------------------------------------------------
void vtkXMLKWOpenFilePropertiesReader::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "FilePatternDirectory: "
<< (this->FilePatternDirectory ? this->FilePatternDirectory : "(none)")
<< endl;
}
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