2 * Copyright (c) 2019 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali/internal/event/common/stage-impl.h>
24 #include <cstring> // for strcmp
27 #include <dali/internal/event/actors/layer-impl.h>
28 #include <dali/internal/event/actors/layer-list.h>
29 #include <dali/internal/event/actors/camera-actor-impl.h>
30 #include <dali/internal/event/common/thread-local-storage.h>
31 #include <dali/internal/event/common/property-notification-manager.h>
32 #include <dali/internal/event/render-tasks/render-task-list-impl.h>
33 #include <dali/internal/event/update/frame-callback-interface-impl.h>
34 #include <dali/internal/update/nodes/node.h>
35 #include <dali/internal/update/manager/scene-graph-frame-callback.h>
36 #include <dali/internal/event/common/object-registry-impl.h>
37 #include <dali/integration-api/platform-abstraction.h>
38 #include <dali/public-api/common/constants.h>
39 #include <dali/public-api/events/touch-data.h>
40 #include <dali/public-api/object/type-registry.h>
41 #include <dali/public-api/render-tasks/render-task-list.h>
42 #include <dali/public-api/rendering/frame-buffer.h>
44 using Dali::Internal::SceneGraph::Node;
48 #if defined(DEBUG_ENABLED)
49 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, false, "LOG_DEPTH_TIMER" );
64 const char* const SIGNAL_KEY_EVENT = "keyEvent";
65 const char* const SIGNAL_KEY_EVENT_GENERATED = "keyEventGenerated";
66 const char* const SIGNAL_EVENT_PROCESSING_FINISHED = "eventProcessingFinished";
67 const char* const SIGNAL_TOUCHED = "touched";
68 const char* const SIGNAL_TOUCH = "touch";
69 const char* const SIGNAL_WHEEL_EVENT = "wheelEvent";
70 const char* const SIGNAL_CONTEXT_LOST = "contextLost";
71 const char* const SIGNAL_CONTEXT_REGAINED = "contextRegained";
72 const char* const SIGNAL_SCENE_CREATED = "sceneCreated";
74 TypeRegistration mType( typeid(Dali::Stage), typeid(Dali::BaseHandle), NULL );
76 SignalConnectorType signalConnector1( mType, SIGNAL_KEY_EVENT, &Stage::DoConnectSignal );
77 SignalConnectorType signalConnector2( mType, SIGNAL_EVENT_PROCESSING_FINISHED, &Stage::DoConnectSignal );
78 SignalConnectorType signalConnector3( mType, SIGNAL_TOUCHED, &Stage::DoConnectSignal );
79 SignalConnectorType signalConnector4( mType, SIGNAL_WHEEL_EVENT, &Stage::DoConnectSignal );
80 SignalConnectorType signalConnector5( mType, SIGNAL_CONTEXT_LOST, &Stage::DoConnectSignal );
81 SignalConnectorType signalConnector6( mType, SIGNAL_CONTEXT_REGAINED, &Stage::DoConnectSignal );
82 SignalConnectorType signalConnector7( mType, SIGNAL_SCENE_CREATED, &Stage::DoConnectSignal );
83 SignalConnectorType signalConnector8( mType, SIGNAL_KEY_EVENT_GENERATED, &Stage::DoConnectSignal );
84 SignalConnectorType signalConnector9( mType, SIGNAL_TOUCH, &Stage::DoConnectSignal );
86 } // unnamed namespace
88 StagePtr Stage::New( SceneGraph::UpdateManager& updateManager )
90 return StagePtr( new Stage( updateManager ) );
93 void Stage::Initialize( Scene& scene )
96 mScene->SetBackgroundColor( Dali::Stage::DEFAULT_BACKGROUND_COLOR );
99 StagePtr Stage::GetCurrent()
101 StagePtr stage( NULL );
102 // no checking in this version
103 ThreadLocalStorage* tls = ThreadLocalStorage::GetInternal();
106 stage = tls->GetCurrentStage();
111 bool Stage::IsInstalled()
113 return ThreadLocalStorage::Created();
116 ObjectRegistry& Stage::GetObjectRegistry()
118 return ThreadLocalStorage::Get().GetObjectRegistry();
121 Layer& Stage::GetRootActor()
123 Dali::Layer rootLayer = GetRootLayer();
124 return GetImplementation( rootLayer );
127 void Stage::Add( Actor& actor )
129 mScene->Add( actor );
132 void Stage::Remove( Actor& actor )
134 mScene->Remove( actor );
137 Vector2 Stage::GetSize() const
139 return mScene->GetSize();
142 RenderTaskList& Stage::GetRenderTaskList() const
144 return mScene->GetRenderTaskList();
147 Actor& Stage::GetDefaultRootActor()
149 return mScene->GetDefaultRootActor();
152 CameraActor& Stage::GetDefaultCameraActor()
154 return mScene->GetDefaultCameraActor();
157 uint32_t Stage::GetLayerCount() const
159 return mScene->GetLayerCount();
162 Dali::Layer Stage::GetLayer( uint32_t depth ) const
164 return mScene->GetLayer( depth );
167 Dali::Layer Stage::GetRootLayer() const
169 return mScene->GetRootLayer();
172 LayerList& Stage::GetLayerList()
174 return mScene->GetLayerList();
177 void Stage::SetBackgroundColor(Vector4 color)
179 mScene->SetBackgroundColor( color );
182 Vector4 Stage::GetBackgroundColor() const
184 return mScene->GetBackgroundColor();
187 Vector2 Stage::GetDpi() const
189 return mScene->GetDpi();
192 void Stage::KeepRendering( float durationSeconds )
194 // Send message to keep rendering
195 KeepRenderingMessage( mUpdateManager, durationSeconds );
198 void Stage::SetRenderingBehavior( DevelStage::Rendering renderingBehavior )
200 if( mRenderingBehavior != renderingBehavior )
202 // Send message to change the rendering behavior
203 SetRenderingBehaviorMessage( mUpdateManager, renderingBehavior );
205 mRenderingBehavior = renderingBehavior;
209 DevelStage::Rendering Stage::GetRenderingBehavior() const
211 return mRenderingBehavior;
214 bool Stage::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
216 bool connected( true );
217 Stage* stage = static_cast< Stage* >(object); // TypeRegistry guarantees that this is the correct type.
219 if( 0 == strcmp( signalName.c_str(), SIGNAL_KEY_EVENT ) )
221 stage->KeyEventSignal().Connect( tracker, functor );
223 else if( 0 == strcmp( signalName.c_str(), SIGNAL_KEY_EVENT_GENERATED ) )
225 stage->KeyEventGeneratedSignal().Connect( tracker, functor );
227 else if( 0 == strcmp( signalName.c_str(), SIGNAL_EVENT_PROCESSING_FINISHED ) )
229 stage->EventProcessingFinishedSignal().Connect( tracker, functor );
231 else if( 0 == strcmp( signalName.c_str(), SIGNAL_TOUCHED ) )
233 stage->TouchedSignal().Connect( tracker, functor );
235 else if( 0 == strcmp( signalName.c_str(), SIGNAL_TOUCH ) )
237 stage->TouchSignal().Connect( tracker, functor );
239 else if( 0 == strcmp( signalName.c_str(), SIGNAL_WHEEL_EVENT ) )
241 stage->WheelEventSignal().Connect( tracker, functor );
243 else if( 0 == strcmp( signalName.c_str(), SIGNAL_CONTEXT_LOST ) )
245 stage->ContextLostSignal().Connect( tracker, functor );
247 else if( 0 == strcmp( signalName.c_str(), SIGNAL_CONTEXT_REGAINED ) )
249 stage->ContextRegainedSignal().Connect( tracker, functor );
251 else if( 0 == strcmp( signalName.c_str(), SIGNAL_SCENE_CREATED ) )
253 stage->SceneCreatedSignal().Connect( tracker, functor );
257 // signalName does not match any signal
264 void Stage::EmitKeyEventSignal(const KeyEvent& event)
266 // Emit the key event signal when no actor in the stage has gained the key input focus
268 mKeyEventSignal.Emit( event );
271 bool Stage::EmitKeyEventGeneratedSignal(const KeyEvent& event)
273 // Emit the KeyEventGenerated signal when KeyEvent is generated
275 return mKeyEventGeneratedSignal.Emit( event );
278 void Stage::EmitEventProcessingFinishedSignal()
280 mEventProcessingFinishedSignal.Emit();
283 void Stage::EmitTouchedSignal( const TouchEvent& touchEvent, const Dali::TouchData& touch )
285 mTouchedSignal.Emit( touchEvent );
286 mTouchSignal.Emit( touch );
289 void Stage::EmitWheelEventSignal(const WheelEvent& event)
291 // Emit the wheel event signal when no actor in the stage has gained the wheel input focus
293 mWheelEventSignal.Emit( event );
296 void Stage::EmitSceneCreatedSignal()
298 mSceneCreatedSignal.Emit();
301 Dali::Stage::KeyEventSignalType& Stage::KeyEventSignal()
303 return mKeyEventSignal;
306 Dali::DevelStage::KeyEventGeneratedSignalType& Stage::KeyEventGeneratedSignal()
308 return mKeyEventGeneratedSignal;
311 void Stage::AddFrameCallback( FrameCallbackInterface& frameCallback, Actor& rootActor )
313 DALI_ASSERT_ALWAYS( ( ! FrameCallbackInterface::Impl::Get( frameCallback ).IsConnectedToSceneGraph() )
314 && "FrameCallbackInterface implementation already added" );
316 // Create scene-graph object and transfer to UpdateManager
317 OwnerPointer< SceneGraph::FrameCallback > transferOwnership( SceneGraph::FrameCallback::New( frameCallback ) );
318 AddFrameCallbackMessage( mUpdateManager, transferOwnership, rootActor.GetNode() );
321 void Stage::RemoveFrameCallback( FrameCallbackInterface& frameCallback )
323 FrameCallbackInterface::Impl::Get( frameCallback ).Invalidate();
324 RemoveFrameCallbackMessage( mUpdateManager, frameCallback );
327 Dali::Stage::EventProcessingFinishedSignalType& Stage::EventProcessingFinishedSignal()
329 return mEventProcessingFinishedSignal;
332 Dali::Stage::TouchedSignalType& Stage::TouchedSignal()
334 DALI_LOG_WARNING( "Deprecated. Use TouchSignal() instead.\n" );
335 return mTouchedSignal;
338 Dali::Stage::TouchSignalType& Stage::TouchSignal()
343 Dali::Stage::WheelEventSignalType& Stage::WheelEventSignal()
345 return mWheelEventSignal;
348 Dali::Stage::ContextStatusSignal& Stage::ContextLostSignal()
350 return mContextLostSignal;
353 Dali::Stage::ContextStatusSignal& Stage::ContextRegainedSignal()
355 return mContextRegainedSignal;
358 Dali::Stage::SceneCreatedSignalType& Stage::SceneCreatedSignal()
360 return mSceneCreatedSignal;
363 void Stage::NotifyContextLost()
365 mContextLostSignal.Emit();
368 void Stage::NotifyContextRegained()
370 mContextRegainedSignal.Emit();
373 Stage::Stage( SceneGraph::UpdateManager& updateManager )
374 : mUpdateManager( updateManager ),
376 mKeyEventGeneratedSignal(),
377 mEventProcessingFinishedSignal(),
381 mContextLostSignal(),
382 mContextRegainedSignal(),
383 mSceneCreatedSignal(),
384 mRenderingBehavior( DevelStage::Rendering::IF_REQUIRED )
392 } // namespace Internal