vtkPiecewiseControlPointsItem.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkPiecewiseControlPointsItem_h
#define vtkPiecewiseControlPointsItem_h
 
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkControlPointsItem.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkPiecewiseFunction;
 
class VTKCHARTSCORE_EXPORT VTK_MARSHALAUTO vtkPiecewiseControlPointsItem
  : public vtkControlPointsItem
{
public:
  vtkTypeMacro(vtkPiecewiseControlPointsItem, vtkControlPointsItem);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  static vtkPiecewiseControlPointsItem* New();
 
  virtual void SetPiecewiseFunction(vtkPiecewiseFunction* function);
 
  vtkGetObjectMacro(PiecewiseFunction, vtkPiecewiseFunction);
 
  vtkIdType AddPoint(double* newPos) override;
 
  vtkIdType RemovePoint(double* pos) override;
 
protected:
  vtkPiecewiseControlPointsItem();
  ~vtkPiecewiseControlPointsItem() override;
 
  void emitEvent(unsigned long event, void* params = nullptr) override;
 
  vtkMTimeType GetControlPointsMTime() override;
 
  vtkIdType GetNumberOfPoints() const override;
  void GetControlPoint(vtkIdType index, double* point) const override;
  void SetControlPoint(vtkIdType index, double* point) override;
  void EditPoint(float tX, float tY) override;
 
  vtkPiecewiseFunction* PiecewiseFunction;
 
private:
  vtkPiecewiseControlPointsItem(const vtkPiecewiseControlPointsItem&) = delete;
  void operator=(const vtkPiecewiseControlPointsItem&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif