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/*=========================================================================
Program: Visualization Toolkit
Module: vtkAnnotationLayersAlgorithm.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 "vtkAnnotationLayersAlgorithm.h"
#include "vtkCommand.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkAnnotationLayers.h"
#include "vtkStreamingDemandDrivenPipeline.h"
vtkStandardNewMacro(vtkAnnotationLayersAlgorithm);
//----------------------------------------------------------------------------
vtkAnnotationLayersAlgorithm::vtkAnnotationLayersAlgorithm()
{
// by default assume filters have one input and one output
// subclasses that deviate should modify this setting
this->SetNumberOfInputPorts(1);
this->SetNumberOfOutputPorts(1);
}
//----------------------------------------------------------------------------
vtkAnnotationLayersAlgorithm::~vtkAnnotationLayersAlgorithm()
{
}
//----------------------------------------------------------------------------
void vtkAnnotationLayersAlgorithm::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
//----------------------------------------------------------------------------
int vtkAnnotationLayersAlgorithm::ProcessRequest(vtkInformation* request,
vtkInformationVector** inputVector,
vtkInformationVector* outputVector)
{
// generate the data
if(request->Has(vtkDemandDrivenPipeline::REQUEST_DATA()))
{
return this->RequestData(request, inputVector, outputVector);
}
if(request->Has(vtkStreamingDemandDrivenPipeline::REQUEST_UPDATE_EXTENT()))
{
return this->RequestUpdateExtent(request, inputVector, outputVector);
}
// execute information
if(request->Has(vtkDemandDrivenPipeline::REQUEST_INFORMATION()))
{
return this->RequestInformation(request, inputVector, outputVector);
}
return this->Superclass::ProcessRequest(request, inputVector, outputVector);
}
//----------------------------------------------------------------------------
int vtkAnnotationLayersAlgorithm::FillOutputPortInformation(
int vtkNotUsed(port), vtkInformation* info)
{
// now add our info
info->Set(vtkDataObject::DATA_TYPE_NAME(), "vtkAnnotationLayers");
return 1;
}
//----------------------------------------------------------------------------
int vtkAnnotationLayersAlgorithm::FillInputPortInformation(
int vtkNotUsed(port), vtkInformation* info)
{
info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkAnnotationLayers");
return 1;
}
//----------------------------------------------------------------------------
vtkAnnotationLayers* vtkAnnotationLayersAlgorithm::GetOutput(int index)
{
return vtkAnnotationLayers::SafeDownCast(this->GetOutputDataObject(index));
}
//----------------------------------------------------------------------------
void vtkAnnotationLayersAlgorithm::SetInputData(int index, vtkDataObject* input)
{
this->SetInputDataInternal(index, input);
}
//----------------------------------------------------------------------------
int vtkAnnotationLayersAlgorithm::RequestInformation(
vtkInformation* vtkNotUsed(request),
vtkInformationVector** vtkNotUsed(inputVector),
vtkInformationVector* vtkNotUsed(outputVector))
{
// do nothing let subclasses handle it
return 1;
}
//----------------------------------------------------------------------------
int vtkAnnotationLayersAlgorithm::RequestUpdateExtent(
vtkInformation* vtkNotUsed(request),
vtkInformationVector** inputVector,
vtkInformationVector* vtkNotUsed(outputVector))
{
int numInputPorts = this->GetNumberOfInputPorts();
for (int i=0; i<numInputPorts; i++)
{
int numInputConnections = this->GetNumberOfInputConnections(i);
for (int j=0; j<numInputConnections; j++)
{
vtkInformation* inputInfo = inputVector[i]->GetInformationObject(j);
inputInfo->Set(vtkStreamingDemandDrivenPipeline::EXACT_EXTENT(), 1);
}
}
return 1;
}
//----------------------------------------------------------------------------
// This is the superclasses style of Execute method. Convert it into
// an imaging style Execute method.
int vtkAnnotationLayersAlgorithm::RequestData(
vtkInformation* vtkNotUsed( request ),
vtkInformationVector** vtkNotUsed( inputVector ),
vtkInformationVector* vtkNotUsed( outputVector ) )
{
return 0;
}
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