vtkEvent.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkEvent.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 vtkEvent_h
#define vtkEvent_h
 
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkObject.h"
 
class vtkRenderWindowInteractor;
 
class VTKINTERACTIONWIDGETS_EXPORT vtkEvent : public vtkObject
{
public:
  static vtkEvent* New();
 
 
  vtkTypeMacro(vtkEvent, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  enum EventModifiers
  {
    AnyModifier = -1,
    NoModifier = 0,
    ShiftModifier = 1,
    ControlModifier = 2,
    AltModifier = 4
  };
 
 
  vtkSetMacro(EventId, unsigned long);
  vtkGetMacro(EventId, unsigned long);
 
 
  vtkSetMacro(Modifier, int);
  vtkGetMacro(Modifier, int);
 
 
  vtkSetMacro(KeyCode, char);
  vtkGetMacro(KeyCode, char);
 
 
  vtkSetMacro(RepeatCount, int);
  vtkGetMacro(RepeatCount, int);
 
 
  vtkSetStringMacro(KeySym);
  vtkGetStringMacro(KeySym);
 
  static int GetModifier(vtkRenderWindowInteractor*);
 
  bool operator==(vtkEvent*);
  bool operator==(unsigned long VTKEvent); // event with no modifiers
 
protected:
  vtkEvent();
  ~vtkEvent() override;
 
  unsigned long EventId;
  int Modifier;
  char KeyCode;
  int RepeatCount;
  char* KeySym;
 
private:
  vtkEvent(const vtkEvent&) = delete;
  void operator=(const vtkEvent&) = delete;
};
 
#endif