vtkIOSRenderWindowInteractor.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkIOSRenderWindowInteractor_h
#define vtkIOSRenderWindowInteractor_h
 
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderingUIModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class VTKRENDERINGUI_EXPORT vtkIOSRenderWindowInteractor : public vtkRenderWindowInteractor
{
public:
  static vtkIOSRenderWindowInteractor* New();
 
  vtkTypeMacro(vtkIOSRenderWindowInteractor, vtkRenderWindowInteractor);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void Initialize() override;


  void Enable() override;
  void Disable() override;

  void TerminateApp() override;


  static void SetClassExitMethod(void (*f)(void*), void* arg);
  static void SetClassExitMethodArgDelete(void (*f)(void*));

  void ExitCallback() override;
 
  //  int GetButtonDown();
  //  void SetButtonDown(int button);
 
protected:
  vtkIOSRenderWindowInteractor();
  ~vtkIOSRenderWindowInteractor() override;

  void SetTimerDictionary(void* dictionary); // Really an NSMutableDictionary*
  void* GetTimerDictionary();


  static void (*ClassExitMethod)(void*);
  static void (*ClassExitMethodArgDelete)(void*);
  static void* ClassExitMethodArg;


  int InternalCreateTimer(int timerId, int timerType, unsigned long duration) override;
  int InternalDestroyTimer(int platformTimerId) override;

  void StartEventLoop() override;


  void SetIOSManager(void* manager);
  void* GetIOSManager();
 
private:
  vtkIOSRenderWindowInteractor(const vtkIOSRenderWindowInteractor&) = delete;
  void operator=(const vtkIOSRenderWindowInteractor&) = delete;
 
  // Important: this class cannot contain Objective-C instance
  // variables for 2 reasons:
  // 1) C++ files include this header
  // 2) because of garbage collection
  // Instead, use the IOSManager dictionary to keep a collection
  // of what would otherwise be Objective-C instance variables.
  void* IOSManager; // Really an NSMutableDictionary*
};
 
VTK_ABI_NAMESPACE_END
#endif