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120 lines
3.6 KiB
120 lines
3.6 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkInformationIntegerKey.cxx,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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#include "vtkInformationIntegerKey.h"
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#include "vtkInformation.h"
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vtkCxxRevisionMacro(vtkInformationIntegerKey, "$Revision: 1.10 $");
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//----------------------------------------------------------------------------
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vtkInformationIntegerKey::vtkInformationIntegerKey(const char* name, const char* location):
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vtkInformationKey(name, location)
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{
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vtkFilteringInformationKeyManager::Register(this);
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}
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//----------------------------------------------------------------------------
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vtkInformationIntegerKey::~vtkInformationIntegerKey()
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{
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}
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//----------------------------------------------------------------------------
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void vtkInformationIntegerKey::PrintSelf(ostream& os, vtkIndent indent)
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{
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this->Superclass::PrintSelf(os, indent);
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}
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//----------------------------------------------------------------------------
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class vtkInformationIntegerValue: public vtkObjectBase
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{
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public:
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vtkTypeMacro(vtkInformationIntegerValue, vtkObjectBase);
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int Value;
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};
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//----------------------------------------------------------------------------
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void vtkInformationIntegerKey::Set(vtkInformation* info, int value)
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{
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if(vtkInformationIntegerValue* oldv =
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static_cast<vtkInformationIntegerValue *>
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(this->GetAsObjectBase(info)))
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{
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// Replace the existing value.
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oldv->Value = value;
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// Since this sets a value without call SetAsObjectBase(),
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// the info has to be modified here (instead of
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// vtkInformation::SetAsObjectBase()
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info->Modified();
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}
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else
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{
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// Allocate a new value.
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vtkInformationIntegerValue* v = new vtkInformationIntegerValue;
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this->ConstructClass("vtkInformationIntegerValue");
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v->Value = value;
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this->SetAsObjectBase(info, v);
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v->Delete();
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}
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}
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//----------------------------------------------------------------------------
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int vtkInformationIntegerKey::Get(vtkInformation* info)
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{
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vtkInformationIntegerValue* v =
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static_cast<vtkInformationIntegerValue *>
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(this->GetAsObjectBase(info));
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return v?v->Value:0;
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}
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//----------------------------------------------------------------------------
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int vtkInformationIntegerKey::Has(vtkInformation* info)
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{
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return this->GetAsObjectBase(info)?1:0;
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}
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//----------------------------------------------------------------------------
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void vtkInformationIntegerKey::ShallowCopy(vtkInformation* from, vtkInformation* to)
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{
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if (this->Has(from))
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{
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this->Set(to, this->Get(from));
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}
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else
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{
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this->SetAsObjectBase(to, 0); // doesn't exist in from, so remove the key
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}
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}
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//----------------------------------------------------------------------------
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void vtkInformationIntegerKey::Print(ostream& os, vtkInformation* info)
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{
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// Print the value.
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if(this->Has(info))
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{
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os << this->Get(info);
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}
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}
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//----------------------------------------------------------------------------
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int* vtkInformationIntegerKey::GetWatchAddress(vtkInformation* info)
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{
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if(vtkInformationIntegerValue* v =
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static_cast<vtkInformationIntegerValue *>
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(this->GetAsObjectBase(info)))
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{
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return &v->Value;
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}
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return 0;
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}
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