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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkArrayIteratorTemplate
* @brief Implementation template for a array
* iterator.
*
*
* This is implementation template for a array iterator. It only works
* with arrays that have a contiguous internal storage of values (as in
* vtkDataArray, vtkStringArray).
*/
#ifndef vtkArrayIteratorTemplate_h
#define vtkArrayIteratorTemplate_h
#include "vtkArrayIterator.h"
#include "vtkCommonCoreModule.h" // For export macro
#include "vtkCompiler.h" // for VTK_USE_EXTERN_TEMPLATE
#include "vtkStdString.h" // For template instantiation
#include "vtkVariant.h" // For template instantiation
VTK_ABI_NAMESPACE_BEGIN
template <class T>
class VTKCOMMONCORE_EXPORT vtkArrayIteratorTemplate : public vtkArrayIterator
{
public:
static vtkArrayIteratorTemplate<T>* New();
vtkTemplateTypeMacro(vtkArrayIteratorTemplate<T>, vtkArrayIterator);
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Set the array this iterator will iterate over.
* After Initialize() has been called, the iterator is valid
* so long as the Array has not been modified
* (except using the iterator itself).
* If the array is modified, the iterator must be re-initialized.
*/
void Initialize(vtkAbstractArray* array) override;
/**
* Get the array.
*/
vtkAbstractArray* GetArray() { return this->Array; }
/**
* Must be called only after Initialize.
*/
T* GetTuple(vtkIdType id);
/**
* Must be called only after Initialize.
*/
T& GetValue(vtkIdType id) { return this->Pointer[id]; }
/**
* Sets the value at the index. This does not verify if the index is
* valid. The caller must ensure that id is less than the maximum
* number of values.
*/
void SetValue(vtkIdType id, T value) { this->Pointer[id] = value; }
/**
* Must be called only after Initialize.
*/
vtkIdType GetNumberOfTuples() const;
/**
* Must be called only after Initialize.
*/
vtkIdType GetNumberOfValues() const;
/**
* Must be called only after Initialize.
*/
int GetNumberOfComponents() const;
/**
* Get the data type from the underlying array.
*/
int GetDataType() const override;
/**
* Get the data type size from the underlying array.
*/
int GetDataTypeSize() const;
/**
* This is the data type for the value.
*/
typedef T ValueType;
protected:
vtkArrayIteratorTemplate();
~vtkArrayIteratorTemplate() override;
T* Pointer;
private:
vtkArrayIteratorTemplate(const vtkArrayIteratorTemplate&) = delete;
void operator=(const vtkArrayIteratorTemplate&) = delete;
void SetArray(vtkAbstractArray*);
vtkAbstractArray* Array;
};
#ifdef VTK_USE_EXTERN_TEMPLATE
#ifndef vtkArrayIteratorTemplateInstantiate_cxx
#ifdef _MSC_VER
#pragma warning(push)
// The following is needed when the vtkArrayIteratorTemplate is declared
// dllexport and is used from another class in vtkCommonCore
#pragma warning(disable : 4910) // extern and dllexport incompatible
#endif
vtkInstantiateTemplateMacro(extern template class VTKCOMMONCORE_EXPORT vtkArrayIteratorTemplate);
extern template class VTKCOMMONCORE_EXPORT vtkArrayIteratorTemplate<vtkStdString>;
extern template class VTKCOMMONCORE_EXPORT vtkArrayIteratorTemplate<vtkVariant>;
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#endif
#endif // VTK_USE_EXTERN_TEMPLATE
VTK_ABI_NAMESPACE_END
#endif
// VTK-HeaderTest-Exclude: vtkArrayIteratorTemplate.h
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