vtkInteractorStyleDrawPolygon.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkInteractorStyleDrawPolygon_h
#define vtkInteractorStyleDrawPolygon_h
 
#include "vtkInteractionStyleModule.h" // For export macro
#include "vtkInteractorStyle.h"
 
#include "vtkVector.h" // For Polygon Points
#include <vector>      // For returning Polygon Points
 
VTK_ABI_NAMESPACE_BEGIN
class vtkUnsignedCharArray;
 
class VTKINTERACTIONSTYLE_EXPORT vtkInteractorStyleDrawPolygon : public vtkInteractorStyle
{
public:
  static vtkInteractorStyleDrawPolygon* New();
  vtkTypeMacro(vtkInteractorStyleDrawPolygon, vtkInteractorStyle);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void OnMouseMove() override;
  void OnLeftButtonDown() override;
  void OnLeftButtonUp() override;
 
 
  vtkSetMacro(DrawPolygonPixels, bool);
  vtkGetMacro(DrawPolygonPixels, bool);
  vtkBooleanMacro(DrawPolygonPixels, bool);
 
  std::vector<vtkVector2i> GetPolygonPoints();
 
protected:
  vtkInteractorStyleDrawPolygon();
  ~vtkInteractorStyleDrawPolygon() override;
 
  virtual void DrawPolygon();
 
  int StartPosition[2];
  int EndPosition[2];
  int Moving;
 
  bool DrawPolygonPixels;
 
  vtkUnsignedCharArray* PixelArray;
 
private:
  vtkInteractorStyleDrawPolygon(const vtkInteractorStyleDrawPolygon&) = delete;
  void operator=(const vtkInteractorStyleDrawPolygon&) = delete;
 
  class vtkInternal;
  vtkInternal* Internal;
};
 
VTK_ABI_NAMESPACE_END
#endif