vtkRangeHandlesItem.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkRangeHandlesItem_h
#define vtkRangeHandlesItem_h
 
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkPlotRangeHandlesItem.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkColorTransferFunction;
 
class VTKCHARTSCORE_EXPORT vtkRangeHandlesItem : public vtkPlotRangeHandlesItem
{
public:
  vtkTypeMacro(vtkRangeHandlesItem, vtkPlotRangeHandlesItem);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkRangeHandlesItem* New();
 
  bool Paint(vtkContext2D* painter) override;
 
  void GetBounds(double bounds[4]) override;
 
  void GetHandlesRange(double range[2]) override;
 
 
  void SetColorTransferFunction(vtkColorTransferFunction* ctf);
  vtkGetObjectMacro(ColorTransferFunction, vtkColorTransferFunction);
 
  void ComputeHandlesDrawRange() override;
 
 
  void SynchronizeRangeHandlesOn() override { this->Superclass::SynchronizeRangeHandlesOff(); }
 
  void SetSynchronizeRangeHandles(vtkTypeBool vtkNotUsed(synchronize)) override
  {
    this->Superclass::SynchronizeRangeHandlesOff();
  }
 
  void SetHandleOrientation(int vtkNotUsed(orientation)) override
  {
    this->Superclass::SetHandleOrientation(Orientation::VERTICAL);
  }
 
protected:
  vtkRangeHandlesItem();
  ~vtkRangeHandlesItem() override;
 
  void SetActiveHandlePosition(double position) override;
 
private:
  vtkRangeHandlesItem(const vtkRangeHandlesItem&) = delete;
  void operator=(const vtkRangeHandlesItem&) = delete;
 
  vtkColorTransferFunction* ColorTransferFunction = nullptr;
};
 
VTK_ABI_NAMESPACE_END
#endif // vtkRangeHandlesItem_h