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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkDataObject
* @brief helper class to get VTK data object types as string and instantiate them
*
* vtkDataObjectTypes is a helper class that supports conversion between
* integer types defined in vtkType.h and string names as well as creation
* of data objects from either integer or string types. This class has
* to be updated every time a new data type is added to VTK.
* @sa
* vtkDataObject
*/
#ifndef vtkDataObjectTypes_h
#define vtkDataObjectTypes_h
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkObject.h"
VTK_ABI_NAMESPACE_BEGIN
class vtkDataObject;
class VTKCOMMONDATAMODEL_EXPORT vtkDataObjectTypes : public vtkObject
{
public:
static vtkDataObjectTypes* New();
vtkTypeMacro(vtkDataObjectTypes, vtkObject);
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Given an int (as defined in vtkType.h) identifier for a class
* return it's classname.
*/
static const char* GetClassNameFromTypeId(int typeId);
/**
* Given a data object classname, return it's int identified (as
* defined in vtkType.h)
*/
static int GetTypeIdFromClassName(const char* classname);
/**
* Create (New) and return a data object of the given classname.
*/
static VTK_NEWINSTANCE vtkDataObject* NewDataObject(const char* classname);
/**
* Create (New) and return a data object of the given type id.
*/
static VTK_NEWINSTANCE vtkDataObject* NewDataObject(int typeId);
/*
* Returns true if the `typeId` is same or a subclass of
* `targetTypeId`.
*/
static bool TypeIdIsA(int typeId, int targetTypeId);
/**
* Given two data types, returns the closest common data type.
* If both data types ids are valid, at worse, this will return
* `VTK_DATA_OBJECT`. If one of the types is invalid (or unknown),
* simply returns the valid (or known) type. If both are invalid, returns -1.
*/
static int GetCommonBaseTypeId(int typeA, int typeB);
protected:
vtkDataObjectTypes() = default;
~vtkDataObjectTypes() override = default;
/**
* Method used to validate data object types, for testing purposes
*/
static int Validate();
private:
vtkDataObjectTypes(const vtkDataObjectTypes&) = delete;
void operator=(const vtkDataObjectTypes&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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