vtkInteractorStyleRubberBand2D.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2008 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-USGov
 
#ifndef vtkInteractorStyleRubberBand2D_h
#define vtkInteractorStyleRubberBand2D_h
 
#include "vtkInteractionStyleModule.h" // For export macro
#include "vtkInteractorStyle.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkUnsignedCharArray;
 
class VTKINTERACTIONSTYLE_EXPORT VTK_MARSHALAUTO vtkInteractorStyleRubberBand2D
  : public vtkInteractorStyle
{
public:
  static vtkInteractorStyleRubberBand2D* New();
  vtkTypeMacro(vtkInteractorStyleRubberBand2D, vtkInteractorStyle);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void OnLeftButtonDown() override;
  void OnLeftButtonUp() override;
  void OnMiddleButtonDown() override;
  void OnMiddleButtonUp() override;
  void OnRightButtonDown() override;
  void OnRightButtonUp() override;
  void OnMouseMove() override;
  void OnMouseWheelForward() override;
  void OnMouseWheelBackward() override;


  vtkSetMacro(RenderOnMouseMove, bool);
  vtkGetMacro(RenderOnMouseMove, bool);
  vtkBooleanMacro(RenderOnMouseMove, bool);

  enum
  {
    SELECT_NORMAL = 0,
    SELECT_UNION = 1
  };


  vtkGetMacro(Interaction, int);
 
  enum
  {
    NONE,
    PANNING,
    ZOOMING,
    SELECTING
  };


  vtkGetVector2Macro(StartPosition, int);
  vtkGetVector2Macro(EndPosition, int);
 
protected:
  vtkInteractorStyleRubberBand2D();
  ~vtkInteractorStyleRubberBand2D() override;
 
  // The interaction mode
  int Interaction;
 
  // Draws the selection rubber band
  void RedrawRubberBand();
 
  // The start position of the selection
  int StartPosition[2];
 
  // The end position of the selection
  int EndPosition[2];
 
  // The pixel array for the rubber band
  vtkUnsignedCharArray* PixelArray;
 
  // Whether to render when the mouse moves
  bool RenderOnMouseMove;
 
private:
  vtkInteractorStyleRubberBand2D(const vtkInteractorStyleRubberBand2D&) = delete;
  void operator=(const vtkInteractorStyleRubberBand2D&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif