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/*=========================================================================
Program: Visualization Toolkit
Module: vtkInformationStringKey.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 "vtkInformationStringKey.h"
#include "vtkInformation.h"
#include <string>
//----------------------------------------------------------------------------
vtkInformationStringKey::vtkInformationStringKey(const char* name, const char* location):
vtkInformationKey(name, location)
{
vtkCommonInformationKeyManager::Register(this);
}
//----------------------------------------------------------------------------
vtkInformationStringKey::~vtkInformationStringKey()
{
}
//----------------------------------------------------------------------------
void vtkInformationStringKey::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
//----------------------------------------------------------------------------
class vtkInformationStringValue: public vtkObjectBase
{
public:
vtkBaseTypeMacro(vtkInformationStringValue, vtkObjectBase);
std::string Value;
};
//----------------------------------------------------------------------------
void vtkInformationStringKey::Set(vtkInformation* info, const char* value)
{
if (value)
{
if(vtkInformationStringValue* oldv =
static_cast<vtkInformationStringValue *>
(this->GetAsObjectBase(info)))
{
if (oldv->Value != value)
{
// Replace the existing value.
oldv->Value = value;
// Since this sets a value without call SetAsObjectBase(),
// the info has to be modified here (instead of
// vtkInformation::SetAsObjectBase()
info->Modified(this);
}
}
else
{
// Allocate a new value.
vtkInformationStringValue* v = new vtkInformationStringValue;
v->InitializeObjectBase();
v->Value = value;
this->SetAsObjectBase(info, v);
v->Delete();
}
}
else
{
this->SetAsObjectBase(info, 0);
}
}
//----------------------------------------------------------------------------
void vtkInformationStringKey::Set(vtkInformation *info, const std::string &s)
{
this->Set(info, s.c_str());
}
//----------------------------------------------------------------------------
const char* vtkInformationStringKey::Get(vtkInformation* info)
{
vtkInformationStringValue* v =
static_cast<vtkInformationStringValue *>(this->GetAsObjectBase(info));
return v?v->Value.c_str():0;
}
//----------------------------------------------------------------------------
void vtkInformationStringKey::ShallowCopy(vtkInformation* from, vtkInformation* to)
{
this->Set(to, this->Get(from));
}
//----------------------------------------------------------------------------
void vtkInformationStringKey::Print(ostream& os, vtkInformation* info)
{
// Print the value.
if(this->Has(info))
{
os << this->Get(info);
}
}
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