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/*=========================================================================
*
* Copyright NumFOCUS
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#ifndef itkSpatialObjectReader_h
#define itkSpatialObjectReader_h
#include "itkMetaSceneConverter.h"
#include "itkMetaConverterBase.h"
#include "itkSpatialObject.h"
#include "itkGroupSpatialObject.h"
#include "itkProcessObject.h"
namespace itk
{
/** \class SpatialObjectReader
*
* \ingroup ITKIOSpatialObjects
*/
template <unsigned int VDimension = 3,
typename PixelType = unsigned char,
typename TMeshTraits = DefaultStaticMeshTraits<PixelType, VDimension, VDimension>>
class ITK_TEMPLATE_EXPORT SpatialObjectReader : public Object
{
public:
ITK_DISALLOW_COPY_AND_MOVE(SpatialObjectReader);
/** SmartPointer type alias support */
using Self = SpatialObjectReader;
using Pointer = SmartPointer<Self>;
using SpatialObjectType = SpatialObject<VDimension>;
using SpatialObjectPointer = typename SpatialObjectType::Pointer;
using GroupType = GroupSpatialObject<VDimension>;
using GroupPointer = typename GroupType::Pointer;
/** base type for MetaConverters -- bidirectional conversion btw
* SpatialObject & MetaObject
*/
using MetaConverterBaseType = MetaConverterBase<VDimension>;
using MetaSceneConverterType = MetaSceneConverter<VDimension, PixelType, TMeshTraits>;
/** Method for creation through the object factory */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
using Superclass = Object;
itkOverrideGetNameOfClassMacro(SpatialObjectReader);
/** Load a scene file. */
void
Update();
/** Set the filename */
itkSetStringMacro(FileName);
/** Get the filename */
itkGetStringMacro(FileName);
/** Get the output */
SpatialObjectPointer
GetOutput()
{
return m_SpatialObject;
}
/** Get the output, with a group spatial object added to the top. This
* addition makes it easy to use GetChildren() to get the list of
* objects read. */
GroupPointer
GetGroup()
{
if (m_Group == nullptr)
{
if (m_SpatialObject->GetTypeName() == "GroupSpatialObject")
{
m_Group = static_cast<GroupType *>(m_SpatialObject.GetPointer());
}
else
{
m_Group = GroupType::New();
m_Group->AddChild(m_SpatialObject);
}
}
return m_Group;
}
/** Set/GetEvent */
const MetaEvent *
GetEvent()
{
return m_MetaToSpatialConverter->GetEvent();
}
void
SetEvent(MetaEvent * event)
{
m_MetaToSpatialConverter->SetEvent(event);
}
/** Add a converter for a new MetaObject/SpatialObject type */
void
RegisterMetaConverter(const char * metaTypeName,
const char * spatialObjectTypeName,
MetaConverterBaseType * converter);
protected:
std::string m_FileName{};
SpatialObjectReader();
~SpatialObjectReader() override = default;
private:
GroupPointer m_Group{};
SpatialObjectPointer m_SpatialObject{};
typename MetaSceneConverterType::Pointer m_MetaToSpatialConverter{};
};
} // namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkSpatialObjectReader.hxx"
#endif
#endif // itkSpatialObjectReader_h
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