vtkAndroidRenderWindowInteractor.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkAndroidRenderWindowInteractor_h
#define vtkAndroidRenderWindowInteractor_h
 
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderingUIModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
struct AInputEvent;
 
class VTKRENDERINGUI_EXPORT vtkAndroidRenderWindowInteractor : public vtkRenderWindowInteractor
{
public:
  static vtkAndroidRenderWindowInteractor* New();
 
  vtkTypeMacro(vtkAndroidRenderWindowInteractor, 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;
 
  virtual void SetAndroidApplication(struct android_app* app) { this->AndroidApplication = app; }

  void HandleKeyEvent(bool down, int nChar, int metaState, int nRepCnt);

  void HandleMotionEvent(
    int actionType, int actionId, int numPtrs, int* xPtr, int* yPtr, int* idPtr, int metaState);

  const char* GetKeySym(int keyCode);
 
  void HandleCommand(int32_t cmd);
  int32_t HandleInput(AInputEvent* event);


  vtkSetMacro(OwnWindow, bool);
  vtkGetMacro(OwnWindow, bool);
 
protected:
  vtkAndroidRenderWindowInteractor();
  ~vtkAndroidRenderWindowInteractor() override;
 
  int MouseInWindow;
  int StartedMessageLoop;
 
  struct android_app* AndroidApplication = nullptr;
  const char** KeyCodeToKeySymTable;


  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;
 
  vtkTypeBool OwnWindow = true;
 
private:
  vtkAndroidRenderWindowInteractor(const vtkAndroidRenderWindowInteractor&) = delete;
  void operator=(const vtkAndroidRenderWindowInteractor&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif