vtkInteractorStyleDrawPolygon.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkInteractorStyleDrawPolygon.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#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
 
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;
};
 
#endif