vtkXRenderWindowInteractor.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkXRenderWindowInteractor.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 vtkXRenderWindowInteractor_h
#define vtkXRenderWindowInteractor_h
 
//===========================================================
// now we define the C++ class
 
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderingUIModule.h" // For export macro
#include <X11/Xlib.h>             // Needed for X types in the public interface
 
class vtkCallbackCommand;
class vtkXRenderWindowInteractorInternals;
 
class VTKRENDERINGUI_EXPORT vtkXRenderWindowInteractor : public vtkRenderWindowInteractor
{
public:
  static vtkXRenderWindowInteractor* New();
  vtkTypeMacro(vtkXRenderWindowInteractor, vtkRenderWindowInteractor);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void Initialize() override;
 
  void TerminateApp() override;
 
  void ProcessEvents() override;
 
 
  vtkGetMacro(BreakLoopFlag, int);
  void SetBreakLoopFlag(int);
  void BreakLoopFlagOff();
  void BreakLoopFlagOn();
 
 
  void Enable() override;
  void Disable() override;
 
  void UpdateSize(int, int) override;
 
  void GetMousePosition(int* x, int* y) override;
 
  void DispatchEvent(XEvent*);
 
protected:
  vtkXRenderWindowInteractor();
  ~vtkXRenderWindowInteractor() override;
 
  void UpdateSizeNoXResize(int, int);
 
  // Using static here to avoid destroying context when many apps are open:
  static int NumAppInitialized;
 
  Display* DisplayId;
  Window WindowId;
  Atom KillAtom;
  int PositionBeforeStereo[2];
  vtkXRenderWindowInteractorInternals* Internal;
 
  // Drag and drop related
  Window XdndSource;
  Atom XdndPositionAtom;
  Atom XdndDropAtom;
  Atom XdndActionCopyAtom;
  Atom XdndStatusAtom;
  Atom XdndFinishedAtom;
 
 
  int InternalCreateTimer(int timerId, int timerType, unsigned long duration) override;
  int InternalDestroyTimer(int platformTimerId) override;
 
  void FireTimers();
 
  static int BreakLoopFlag;
 
  void StartEventLoop() override;
 
private:
  vtkXRenderWindowInteractor(const vtkXRenderWindowInteractor&) = delete;
  void operator=(const vtkXRenderWindowInteractor&) = delete;
};
 
#endif