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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkPointHandleSource
* @brief handle source used to represent points.
*
* vtkPointHandleSource is deriving vtkHandleSource interface.
* This handle represents a point with its shape being a sphere.
* Its center and radius can be modified.
* If the point is also parametered by any direction, it is then
* represented as a cone pointing in this direction.
*/
#ifndef vtkPointHandleSource_h
#define vtkPointHandleSource_h
#include "vtkFiltersSourcesModule.h" // For export macro
#include "vtkHandleSource.h"
VTK_ABI_NAMESPACE_BEGIN
class vtkConeSource;
class vtkSphereSource;
class VTKFILTERSSOURCES_EXPORT vtkPointHandleSource : public vtkHandleSource
{
public:
static vtkPointHandleSource* New();
vtkTypeMacro(vtkPointHandleSource, vtkHandleSource);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@{
/**
* Set/Get the position of the handle.
* The default position is (0,0,0).
*/
using vtkHandleSource::SetPosition;
void SetPosition(double xPos, double yPos, double zPos) override;
using vtkHandleSource::GetPosition;
double* GetPosition() override;
///@}
///@{
/**
* Set/Get the direction of the handle.
* The direction is used in case the handle is
* represented as a cone (when this->Directional = true).
* The default direction is (1,0,0).
*/
using vtkHandleSource::SetDirection;
void SetDirection(double xDir, double yDir, double zDir) override;
using vtkHandleSource::GetDirection;
double* GetDirection() override;
///@}
vtkPointHandleSource(const vtkPointHandleSource&) = delete;
void operator=(const vtkPointHandleSource&) = delete;
protected:
vtkPointHandleSource() = default;
~vtkPointHandleSource() override = default;
int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
void RecomputeSphere();
void RecomputeCone();
double Position[3] = { 0, 0, 0 };
double Direction[3] = { 1, 0, 0 };
vtkNew<vtkSphereSource> PositionSphere;
vtkNew<vtkConeSource> PositionCone;
};
VTK_ABI_NAMESPACE_END
#endif
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