Removed references to GestureManager
[platform/core/uifw/dali-adaptor.git] / dali / internal / adaptor / common / adaptor-impl.h
1 #ifndef DALI_INTERNAL_ADAPTOR_IMPL_H
2 #define DALI_INTERNAL_ADAPTOR_IMPL_H
3
4 /*
5  * Copyright (c) 2019 Samsung Electronics Co., Ltd.
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  * http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  *
19  */
20
21 // EXTERNAL INCLUDES
22 #include <dali/public-api/common/vector-wrapper.h>
23 #include <dali/public-api/common/view-mode.h>
24 #include <dali/public-api/math/rect.h>
25 #include <dali/public-api/signals/callback.h>
26 #include <dali/public-api/math/uint-16-pair.h>
27 #include <dali/integration-api/render-controller.h>
28
29 // INTERNAL INCLUDES
30 #include <dali/integration-api/adaptor.h>
31 #include <dali/integration-api/scene.h>
32
33 #ifdef DALI_ADAPTOR_COMPILATION
34 #include <dali/integration-api/scene-holder-impl.h>
35 #else
36 #include <dali/integration-api/adaptors/scene-holder-impl.h>
37 #endif
38
39 #include <dali/public-api/adaptor-framework/tts-player.h>
40 #include <dali/devel-api/adaptor-framework/clipboard.h>
41
42 #include <dali/internal/graphics/common/graphics-interface.h>
43
44 #include <dali/internal/legacy/common/tizen-platform-abstraction.h>
45 #include <dali/internal/adaptor/common/adaptor-internal-services.h>
46 #include <dali/internal/system/common/environment-options.h>
47 #include <dali/internal/system/common/core-event-interface.h>
48 #include <dali/internal/window-system/common/damage-observer.h>
49 #include <dali/internal/window-system/common/window-visibility-observer.h>
50 #include <dali/internal/system/common/kernel-trace.h>
51 #include <dali/internal/system/common/system-trace.h>
52 #include <dali/integration-api/trigger-event-factory.h>
53 #include <dali/internal/network/common/socket-factory.h>
54
55
56 namespace Dali
57 {
58
59 class RenderSurfaceInterface;
60
61 namespace Integration
62 {
63 class Core;
64 class GlAbstraction;
65 class Processor;
66 }
67
68 namespace Internal
69 {
70
71 namespace Adaptor
72 {
73 class DisplayConnection;
74 class GraphicsFactory;
75 class GlImplementation;
76 class GlSyncImplementation;
77 class ThreadController;
78 class TriggerEvent;
79 class CallbackManager;
80 class FeedbackPluginProxy;
81 class FeedbackController;
82 class VSyncMonitor;
83 class PerformanceInterface;
84 class LifeCycleObserver;
85 class ObjectProfiler;
86 class SceneHolder;
87
88 /**
89  * Implementation of the Adaptor class.
90  */
91 class Adaptor : public Integration::RenderController,
92                 public AdaptorInternalServices,
93                 public CoreEventInterface,
94                 public DamageObserver,
95                 public WindowVisibilityObserver
96 {
97 public:
98
99   using AdaptorSignalType =  Dali::Adaptor::AdaptorSignalType;
100   using WindowCreatedSignalType = Dali::Adaptor::WindowCreatedSignalType;
101
102   using SurfaceSize = Uint16Pair;          ///< Surface size type
103
104   /**
105    * Creates a New Adaptor
106    * @param[in]  window              The window handle
107    * @param[in]  surface             A render surface can be one of the following
108    *                                  - Pixmap, adaptor will use existing Pixmap to draw on to
109    *                                  - Window, adaptor will use existing Window to draw on to
110    * @param[in]  configuration       The context loss configuration ( to choose resource discard policy )
111    * @param[in]  environmentOptions  A pointer to the environment options. If NULL then one is created.
112    */
113   static Dali::Adaptor* New( Dali::Integration::SceneHolder window,
114                              Dali::RenderSurfaceInterface* surface,
115                              Dali::Configuration::ContextLoss configuration,
116                              EnvironmentOptions* environmentOptions );
117
118   /**
119    * Creates a New Adaptor
120    * @param[in]  window              The window handle
121    * @param[in]  configuration       The context loss configuration ( to choose resource discard policy )
122    * @param[in]  environmentOptions  A pointer to the environment options. If NULL then one is created.
123    */
124   static Dali::Adaptor* New( Dali::Integration::SceneHolder window,
125                              Dali::Configuration::ContextLoss configuration,
126                              EnvironmentOptions* environmentOptions );
127
128   /**
129    * Creates a New Adaptor
130    * @param[in]  graphicsFactory     A factory that creates the graphics interface
131    * @param[in]  window              The window handle
132    * @param[in]  surface             A render surface can be one of the following
133    *                                  - Pixmap, adaptor will use existing Pixmap to draw on to
134    *                                  - Window, adaptor will use existing Window to draw on to
135    * @param[in]  configuration       The context loss configuration ( to choose resource discard policy )
136    * @param[in]  environmentOptions  A pointer to the environment options. If NULL then one is created.
137    */
138   static Dali::Adaptor* New( GraphicsFactory& graphicsFactory,
139                              Dali::Integration::SceneHolder window,
140                              Dali::RenderSurfaceInterface* surface,
141                              Dali::Configuration::ContextLoss configuration,
142                              EnvironmentOptions* environmentOptions );
143
144   /**
145    * Creates a New Adaptor
146    * @param[in]  graphicsFactory     A factory that creates the graphics interface
147    * @param[in]  window              The window handle
148    * @param[in]  configuration       The context loss configuration ( to choose resource discard policy )
149    * @param[in]  environmentOptions  A pointer to the environment options. If NULL then one is created.
150    */
151   static Dali::Adaptor* New( GraphicsFactory& graphicsFactory,
152                              Dali::Integration::SceneHolder window,
153                              Dali::Configuration::ContextLoss configuration,
154                              EnvironmentOptions* environmentOptions );
155
156   /**
157    * 2-step initialisation, this should be called after creating an adaptor instance.
158    * @param[in]  graphicsFactory     A factory that creates the graphics interface
159    * @param[in]  configuration       The context loss configuration ( to choose resource discard policy )
160    */
161   void Initialize( GraphicsFactory& graphicsFactory, Dali::Configuration::ContextLoss configuration );
162
163   /**
164    * Virtual destructor.
165    */
166   virtual ~Adaptor();
167
168   /**
169    * @copydoc Dali::Adaptor::Get()
170    */
171   static Dali::Adaptor& Get();
172
173   /**
174    * @copydoc Dali::Adaptor::IsAvailable()
175    */
176   static bool IsAvailable();
177
178   /**
179    * @copydoc Dali::Core::SceneCreated();
180    */
181   void SceneCreated();
182
183 public: // AdaptorInternalServices implementation
184   /**
185    * @copydoc Dali::Adaptor::Start()
186    */
187   virtual void Start();
188
189   /**
190    * @copydoc Dali::Adaptor::Pause()
191    */
192   virtual void Pause();
193
194   /**
195    * @copydoc Dali::Adaptor::Resume()
196    */
197   virtual void Resume();
198
199   /**
200    * @copydoc Dali::Adaptor::Stop()
201    */
202   virtual void Stop();
203
204   /**
205    * @copydoc Dali::Adaptor::ContextLost()
206    */
207   virtual void ContextLost();
208
209   /**
210    * @copydoc Dali::Adaptor::ContextRegained()
211    */
212   virtual void ContextRegained();
213
214   /**
215    * @copydoc Dali::EventFeeder::FeedTouchPoint()
216    */
217   virtual void FeedTouchPoint( TouchPoint& point, int timeStamp );
218
219   /**
220    * @copydoc Dali::EventFeeder::FeedWheelEvent()
221    */
222   virtual void FeedWheelEvent( WheelEvent& wheelEvent );
223
224   /**
225    * @copydoc Dali::EventFeeder::FeedKeyEvent()
226    */
227   virtual void FeedKeyEvent( KeyEvent& keyEvent );
228
229   /**
230    * @copydoc Dali::Adaptor::ReplaceSurface()
231    */
232   virtual void ReplaceSurface( Dali::Integration::SceneHolder window, Dali::RenderSurfaceInterface& surface );
233
234   /**
235    * @copydoc Dali::Adaptor::GetSurface()
236    */
237   virtual Dali::RenderSurfaceInterface& GetSurface() const;
238
239   /**
240    * @copydoc Dali::Adaptor::ReleaseSurfaceLock()
241    */
242   virtual void ReleaseSurfaceLock();
243
244   /**
245    * Retrieve the TtsPlayer.
246    * @param[in] mode The mode of TtsPlayer
247    * @return A handle to the TtsPlayer.
248    */
249   virtual Dali::TtsPlayer GetTtsPlayer(Dali::TtsPlayer::Mode mode);
250
251   /**
252    * @copydoc Dali::Adaptor::AddIdle()
253    */
254   virtual bool AddIdle( CallbackBase* callback, bool hasReturnValue, bool forceAdd );
255
256   /**
257    * Adds a new Window instance to the Adaptor
258    * @param[in]  childWindow The child window instance
259    * @param[in]  childWindowName The child window title/name
260    * @param[in]  childWindowClassName The class name that the child window belongs to
261    * @param[in]  childWindowMode The mode of the child window
262    */
263   virtual bool AddWindow( Dali::Integration::SceneHolder childWindow,
264                           const std::string& childWindowName,
265                           const std::string& childWindowClassName,
266                           bool childWindowMode );
267
268   /**
269    * Removes an existing Window instance from the Adaptor
270    * @param[in]  window The Window instance
271    */
272   virtual bool RemoveWindow( Dali::Integration::SceneHolder* childWindow );
273
274   /**
275    * Removes an existing Window instance from the Adaptor
276    * @param[in]  windowName The Window name
277    * @note If two Windows have the same name, the first one that matches will be removed
278    */
279   virtual bool RemoveWindow( std::string childWindowName );
280
281   /**
282    * @copydoc Dali::Adaptor::RemoveIdle()
283    */
284   virtual void RemoveIdle( CallbackBase* callback );
285
286   /**
287    * Sets a pre-render callback.
288    */
289   void SetPreRenderCallback( CallbackBase* callback );
290
291   /**
292    * Removes an existing Window instance from the Adaptor
293    * @param[in]  childWindow The Window instance
294    */
295   bool RemoveWindow( Dali::Internal::Adaptor::SceneHolder* childWindow );
296
297   /**
298    * @brief Retrieve the window that the given actor is added to.
299    *
300    * @param[in] actor The actor
301    * @return The window the actor is added to or a null pointer if the actor is not added to any widnow.
302    */
303   Dali::Internal::Adaptor::SceneHolder* GetWindow( Dali::Actor& actor );
304
305   /**
306    * @copydoc Dali::Adaptor::GetWindows()
307    */
308   Dali::WindowContainer GetWindows() const;
309
310 public:
311
312   /**
313    * @return the Core instance
314    */
315   virtual Dali::Integration::Core& GetCore();
316
317   /**
318    * @copydoc Dali::Adaptor::SetRenderRefreshRate()
319    */
320   void SetRenderRefreshRate( unsigned int numberOfVSyncsPerRender );
321
322   /**
323    * @copydoc Dali::Adaptor::SetUseHardwareVSync()
324    */
325   void SetUseHardwareVSync(bool useHardware);
326
327   /**
328    * Return the PlatformAbstraction.
329    * @return The PlatformAbstraction.
330    */
331   Integration::PlatformAbstraction& GetPlatformAbstraction() const;
332
333   /**
334    * Destroy the TtsPlayer of specific mode.
335    * @param[in] mode The mode of TtsPlayer to destroy
336    */
337   void DestroyTtsPlayer(Dali::TtsPlayer::Mode mode);
338
339   /**
340    * Gets native window handle
341    *
342    * @return native window handle
343    */
344   Any GetNativeWindowHandle();
345
346   /**
347    * Get the native display associated with the graphics backend
348    *
349    * @return A handle to the native display
350    */
351   Any GetGraphicsDisplay();
352
353   /**
354    * Sets use remote surface for Surface output
355    * @param[in] useRemoteSurface True if the remote surface is used
356    */
357   void SetUseRemoteSurface(bool useRemoteSurface);
358
359 public:
360
361   /**
362    * Adds an adaptor observer so that we can observe the adaptor's lifetime events.
363    * @param[in]  observer  The observer.
364    * @note Observers should remove themselves when they are destroyed.
365    */
366   void AddObserver( LifeCycleObserver& observer );
367
368   /**
369    * Removes the observer from the adaptor.
370    * @param[in]  observer  The observer to remove.
371    * @note Observers should remove themselves when they are destroyed.
372    */
373   void RemoveObserver( LifeCycleObserver& observer );
374
375   /**
376    * Emits the Notification event to the Dali core.
377    */
378   void SendNotificationEvent();
379
380   /**
381    * Request adaptor to update once
382    */
383   void RequestUpdateOnce();
384
385   /**
386    * @copydoc Dali::Adaptor::NotifySceneCreated()
387    */
388   void NotifySceneCreated();
389
390   /**
391    * @copydoc Dali::Adaptor::NotifyLanguageChanged()
392    */
393   void NotifyLanguageChanged();
394
395   /**
396    * Gets AppId of current application
397    */
398   void GetAppId( std::string& appId );
399
400   /**
401    * @copydoc Dali::Adaptor::SurfaceResizePrepare
402    */
403   void SurfaceResizePrepare( Dali::RenderSurfaceInterface* surface, SurfaceSize surfaceSize );
404
405   /**
406    * @copydoc Dali::Adaptor::SurfaceResizeComplete
407    */
408   void SurfaceResizeComplete( Dali::RenderSurfaceInterface* surface, SurfaceSize surfaceSize );
409
410   /**
411    * Sets layout direction of root by system language
412    * @param[in] locale System locale
413    */
414   void SetRootLayoutDirection( std::string locale );
415
416   /**
417    * @copydoc Dali::Adaptor::RenderOnce
418    */
419   void RenderOnce();
420
421   /**
422    * @copydoc Dali::Adaptor::GetLogFactory
423    */
424   const LogFactoryInterface& GetLogFactory();
425
426   /**
427    * @copydoc Dali::Adaptor::RegisterProcessor
428    */
429   void RegisterProcessor( Integration::Processor& processor );
430
431   /**
432    * @coydoc Dali::Adaptor::UnregisterProcessor
433    */
434   void UnregisterProcessor( Integration::Processor& processor );
435
436 public:  //AdaptorInternalServices
437
438   /**
439    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetPlatformAbstractionInterface()
440    */
441   virtual Dali::Integration::PlatformAbstraction& GetPlatformAbstractionInterface();
442
443   /**
444    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetDisplayConnectionInterface()
445    */
446   virtual Dali::DisplayConnection& GetDisplayConnectionInterface();
447
448   /**
449    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetGraphicsInterface()
450    */
451   virtual GraphicsInterface& GetGraphicsInterface();
452
453   /**
454    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetTriggerEventInterface()
455    */
456   virtual TriggerEventInterface& GetProcessCoreEventsTrigger();
457
458   /**
459    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetTriggerEventFactoryInterface()
460    */
461   virtual TriggerEventFactoryInterface& GetTriggerEventFactoryInterface();
462
463   /**
464    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetSocketFactoryInterface()
465    */
466   virtual SocketFactoryInterface& GetSocketFactoryInterface();
467
468   /**
469    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetRenderSurfaceInterface()
470    */
471   virtual Dali::RenderSurfaceInterface* GetRenderSurfaceInterface();
472
473   /**
474    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetVSyncMonitorInterface()
475    */
476   virtual VSyncMonitorInterface* GetVSyncMonitorInterface();
477
478   /**
479    * @copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetPerformanceInterface()
480    */
481   virtual PerformanceInterface* GetPerformanceInterface();
482
483   /**
484    * copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetKernelTraceInterface()
485    */
486   virtual TraceInterface& GetKernelTraceInterface();
487
488   /**
489    * copydoc Dali::Internal::Adaptor::AdaptorInternalServices::GetSystemTraceInterface()
490    */
491   virtual TraceInterface& GetSystemTraceInterface();
492
493 public: // Signals
494
495   /**
496    * @copydoc Dali::Adaptor::SignalResized
497    */
498   AdaptorSignalType& ResizedSignal()
499   {
500     return mResizedSignal;
501   }
502
503   /**
504    * @copydoc Dali::Adaptor::LanguageChangedSignal
505    */
506   AdaptorSignalType& LanguageChangedSignal()
507   {
508     return mLanguageChangedSignal;
509   }
510
511   /**
512    * @copydoc Dali::Adaptor::WindowCreatedSignal
513    */
514   WindowCreatedSignalType& WindowCreatedSignal()
515   {
516     return mWindowCreatedSignal;
517   }
518
519 public: // From Dali::Internal::Adaptor::CoreEventInterface
520
521   /**
522    * @copydoc Dali::Internal::Adaptor:CoreEventInterface:::ProcessCoreEvents()
523    */
524   virtual void ProcessCoreEvents();
525
526 private: // From Dali::Internal::Adaptor::CoreEventInterface
527
528   /**
529    * @copydoc Dali::Internal::Adaptor::CoreEventInterface::QueueCoreEvent()
530    */
531   virtual void QueueCoreEvent(const Dali::Integration::Event& event);
532
533 private: // From Dali::Integration::RenderController
534
535   /**
536    * @copydoc Dali::Integration::RenderController::RequestUpdate()
537    */
538   virtual void RequestUpdate( bool forceUpdate );
539
540   /**
541    * @copydoc Dali::Integration::RenderController::RequestProcessEventsOnIdle()
542    */
543   virtual void RequestProcessEventsOnIdle( bool forceProcess );
544
545 public: // From Dali::Internal::Adaptor::WindowVisibilityObserver
546
547   /**
548    * Called when the window becomes fully or partially visible.
549    */
550   virtual void OnWindowShown();
551
552   /**
553    * Called when the window is fully hidden.
554    */
555   virtual void OnWindowHidden();
556
557 private: // From Dali::Internal::Adaptor::DamageObserver
558
559   /**
560    * @copydoc Dali::Internal::Adaptor::DamageObserver::OnDamaged()
561    */
562   void OnDamaged( const DamageArea& area );
563
564 private:
565
566   // Undefined
567   Adaptor(const Adaptor&) = delete;
568   Adaptor& operator=(Adaptor&) = delete;
569
570 private:
571
572   /**
573    * Assigns the render surface to the adaptor
574    *
575    */
576   void SetSurface(Dali::RenderSurfaceInterface *surface);
577
578   /**
579    * called after surface is created
580    */
581   void SurfaceInitialized();
582
583   /**
584    * Sends an notification message from main loop idle handler
585    */
586   bool ProcessCoreEventsFromIdle();
587
588   /**
589    * Gets path for data/resource storage.
590    * @param[out] path Path for data/resource storage
591    */
592   void GetDataStoragePath(std::string& path);
593
594   /**
595    * Sets up system information if needs
596    */
597   void SetupSystemInformation();
598
599   /**
600    * Adds a callback to be run when entering an idle state.
601    *
602    * A callback of the following type should be used:
603    * @code
604    *   bool MyFunction();
605    * @endcode
606    * This callback will be called repeatedly as long as it returns true. A return of 0 deletes this callback.
607    */
608   bool AddIdleEnterer( CallbackBase* callback, bool forceAdd );
609
610   /**
611    * Removes a previously added the idle enterer callback.
612    */
613   void RemoveIdleEnterer( CallbackBase* callback );
614
615 private:
616
617   /**
618    * Constructor
619    * @param[in]  window       window handle
620    * @param[in]  adaptor      The public adaptor
621    * @param[in]  surface      A render surface can be one of the following
622    *                          - Pixmap, adaptor will use existing Pixmap to draw on to
623    *                          - Window, adaptor will use existing Window to draw on to
624    * @param[in]  environmentOptions  A pointer to the environment options. If NULL then one is created.
625    */
626   Adaptor( Dali::Integration::SceneHolder window, Dali::Adaptor& adaptor, Dali::RenderSurfaceInterface* surface, EnvironmentOptions* environmentOptions );
627
628 private: // Types
629
630   enum State
631   {
632     READY,                     ///< Initial state before Adaptor::Start is called.
633     RUNNING,                   ///< Adaptor is running.
634     PAUSED,                    ///< Adaptor has been paused.
635     PAUSED_WHILE_HIDDEN,       ///< Adaptor is paused while window is hidden (& cannot be resumed until window is shown).
636     PAUSED_WHILE_INITIALIZING, ///< Adaptor is paused while application is initializing.
637     STOPPED,                   ///< Adaptor has been stopped.
638   };
639
640   // There is no weak handle for BaseHandle in DALi, but we can't ref count the window here,
641   // so we have to store the raw pointer.
642   using WindowContainer = std::vector<Dali::Internal::Adaptor::SceneHolder*>;
643   using ObserverContainer = std::vector<LifeCycleObserver*>;
644
645 private: // Data
646
647   AdaptorSignalType                     mResizedSignal;               ///< Resized signal.
648   AdaptorSignalType                     mLanguageChangedSignal;       ///< Language changed signal.
649   WindowCreatedSignalType               mWindowCreatedSignal;         ///< Window created signal.
650
651   Dali::Adaptor&                        mAdaptor;                     ///< Reference to public adaptor instance.
652   State                                 mState;                       ///< Current state of the adaptor
653   Dali::Integration::Core*              mCore;                        ///< Dali Core
654   ThreadController*                     mThreadController;            ///< Controls the threads
655   VSyncMonitor*                         mVSyncMonitor;                ///< Monitors VSync events
656
657   GraphicsInterface*                    mGraphics;                    ///< Graphics interface
658   Dali::DisplayConnection*              mDisplayConnection;           ///< Display connection
659   WindowContainer                       mWindows;                     ///< A container of all the Windows that are currently created
660
661   TizenPlatform::TizenPlatformAbstraction* mPlatformAbstraction;      ///< Platform abstraction
662
663   CallbackManager*                      mCallbackManager;             ///< Used to install callbacks
664   bool                                  mNotificationOnIdleInstalled; ///< whether the idle handler is installed to send an notification event
665   TriggerEventInterface*                mNotificationTrigger;         ///< Notification event trigger
666   FeedbackPluginProxy*                  mDaliFeedbackPlugin;          ///< Used to access feedback support
667   FeedbackController*                   mFeedbackController;          ///< Plays feedback effects for Dali-Toolkit UI Controls.
668   Dali::TtsPlayer                       mTtsPlayers[Dali::TtsPlayer::MODE_NUM];                   ///< Provides TTS support
669   ObserverContainer                     mObservers;                   ///< A list of adaptor observer pointers
670   EnvironmentOptions*                   mEnvironmentOptions;          ///< environment options
671   PerformanceInterface*                 mPerformanceInterface;        ///< Performance interface
672   KernelTrace                           mKernelTracer;                ///< Kernel tracer
673   SystemTrace                           mSystemTracer;                ///< System tracer
674   TriggerEventFactory                   mTriggerEventFactory;         ///< Trigger event factory
675   ObjectProfiler*                       mObjectProfiler;              ///< Tracks object lifetime for profiling
676   SocketFactory                         mSocketFactory;               ///< Socket factory
677   const bool                            mEnvironmentOptionsOwned:1;   ///< Whether we own the EnvironmentOptions (and thus, need to delete it)
678   bool                                  mUseRemoteSurface;            ///< whether the remoteSurface is used or not
679
680 public:
681   inline static Adaptor& GetImplementation(Dali::Adaptor& adaptor) { return *adaptor.mImpl; }
682 };
683
684 } // namespace Internal
685
686 } // namespace Adaptor
687
688 } // namespace Dali
689
690 #endif // DALI_INTERNAL_ADAPTOR_IMPL_H