2 * Copyright (c) 2020 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/integration-api/adaptor-framework/scene-holder-impl.h>
22 #include <dali/integration-api/debug.h>
23 #include <dali/integration-api/events/hover-event-integ.h>
24 #include <dali/integration-api/events/key-event-integ.h>
25 #include <dali/integration-api/events/touch-event-integ.h>
26 #include <dali/integration-api/events/wheel-event-integ.h>
27 #include <dali/public-api/actors/actor.h>
28 #include <dali/public-api/actors/layer.h>
29 #include <dali/public-api/common/dali-common.h>
32 #include <dali/internal/adaptor/common/adaptor-impl.h>
33 #include <dali/internal/adaptor/common/lifecycle-observer.h>
34 #include <dali/internal/graphics/gles/egl-graphics.h>
35 #include <dali/internal/input/common/key-impl.h>
36 #include <dali/internal/input/common/physical-keyboard-impl.h>
37 #include <dali/internal/system/common/time-service.h>
47 #if defined(DEBUG_ENABLED)
48 Debug::Filter* gSceneHolderLogFilter = Debug::Filter::New(Debug::NoLogging, false, "LOG_SCENE_HOLDER");
50 } // unnamed namespace
52 uint32_t SceneHolder::mSceneHolderCounter = 0;
54 class SceneHolder::SceneHolderLifeCycleObserver : public LifeCycleObserver
57 SceneHolderLifeCycleObserver(Adaptor*& adaptor)
58 : mAdaptor(adaptor){};
60 private: // Adaptor::LifeCycleObserver interface
61 void OnStart() override{};
62 void OnPause() override{};
63 void OnResume() override{};
64 void OnStop() override{};
65 void OnDestroy() override
74 SceneHolder::SceneHolder()
75 : mLifeCycleObserver(new SceneHolderLifeCycleObserver(mAdaptor)),
76 mId(mSceneHolderCounter++),
80 mIsBeingDeleted(false),
81 mAdaptorStarted(false),
86 SceneHolder::~SceneHolder()
90 mAdaptor->RemoveObserver(*mLifeCycleObserver.get());
91 mAdaptor->RemoveWindow(this);
93 mAdaptor->DeleteSurface(*mSurface.get());
104 void SceneHolder::Add(Dali::Actor actor)
112 void SceneHolder::Remove(Dali::Actor actor)
116 mScene.Remove(actor);
120 Dali::Layer SceneHolder::GetRootLayer() const
122 return mScene ? mScene.GetRootLayer() : Dali::Layer();
125 uint32_t SceneHolder::GetId() const
130 std::string SceneHolder::GetName() const
135 bool SceneHolder::IsVisible() const
140 Dali::Integration::Scene SceneHolder::GetScene()
145 Uint16Pair SceneHolder::GetDpi() const
150 void SceneHolder::SetSurface(Dali::RenderSurfaceInterface* surface)
152 mSurface.reset(surface);
154 mScene.SurfaceReplaced();
160 mSurface->SetAdaptor(*mAdaptor);
161 mSurface->SetScene(mScene);
163 OnSurfaceSet(surface);
166 void SceneHolder::SurfaceResized()
168 PositionSize surfacePositionSize = mSurface->GetPositionSize();
169 mScene.SurfaceResized(static_cast<float>(surfacePositionSize.width), static_cast<float>(surfacePositionSize.height));
171 mSurface->SetFullSwapNextFrame();
174 Dali::RenderSurfaceInterface* SceneHolder::GetSurface() const
176 return mSurface.get();
179 void SceneHolder::SetBackgroundColor(const Vector4& color)
183 mScene.SetBackgroundColor(color);
185 mSurface->SetFullSwapNextFrame();
189 Vector4 SceneHolder::GetBackgroundColor() const
191 return mScene ? mScene.GetBackgroundColor() : Color::BLACK;
194 void SceneHolder::SetAdaptor(Dali::Adaptor& adaptor)
196 // Avoid doing this more than once
202 DALI_ASSERT_DEBUG(mSurface && "Surface needs to be set before calling this method\n");
204 mAdaptorStarted = true;
207 PositionSize surfacePositionSize = mSurface->GetPositionSize();
208 mScene = Dali::Integration::Scene::New(Size(static_cast<float>(surfacePositionSize.width), static_cast<float>(surfacePositionSize.height)));
210 Internal::Adaptor::Adaptor& adaptorImpl = Internal::Adaptor::Adaptor::GetImplementation(adaptor);
211 mAdaptor = &adaptorImpl;
213 // Create an observer for the adaptor lifecycle
214 mAdaptor->AddObserver(*mLifeCycleObserver);
218 mSurface->SetAdaptor(*mAdaptor);
219 mSurface->SetScene(mScene);
221 OnAdaptorSet(adaptor);
224 void SceneHolder::Pause()
231 void SceneHolder::Resume()
238 void SceneHolder::FeedTouchPoint(Dali::Integration::Point& point, int timeStamp)
242 timeStamp = TimeService::GetMilliSeconds();
245 RecalculateTouchPosition(point);
247 Integration::TouchEvent touchEvent;
248 Integration::HoverEvent hoverEvent;
249 Integration::TouchEventCombiner::EventDispatchType type = mCombiner.GetNextTouchEvent(point, timeStamp, touchEvent, hoverEvent);
250 if(type != Integration::TouchEventCombiner::DISPATCH_NONE)
252 DALI_LOG_INFO(gSceneHolderLogFilter, Debug::Verbose, "%d: Device %d: Button state %d (%.2f, %.2f)\n", timeStamp, point.GetDeviceId(), point.GetState(), point.GetScreenPosition().x, point.GetScreenPosition().y);
254 // Signals can be emitted while processing core events, and the scene holder could be deleted in the signal callback.
255 // Keep the handle alive until the core events are processed.
256 Dali::BaseHandle sceneHolder(this);
258 // First the touch and/or hover event & related gesture events are queued
259 if(type == Integration::TouchEventCombiner::DISPATCH_TOUCH || type == Integration::TouchEventCombiner::DISPATCH_BOTH)
261 mScene.QueueEvent(touchEvent);
264 if(type == Integration::TouchEventCombiner::DISPATCH_HOVER || type == Integration::TouchEventCombiner::DISPATCH_BOTH)
266 mScene.QueueEvent(hoverEvent);
269 // Next the events are processed with a single call into Core
270 mAdaptor->ProcessCoreEvents();
274 void SceneHolder::FeedWheelEvent(Dali::Integration::WheelEvent& wheelEvent)
276 // Signals can be emitted while processing core events, and the scene holder could be deleted in the signal callback.
277 // Keep the handle alive until the core events are processed.
278 Dali::BaseHandle sceneHolder(this);
280 mScene.QueueEvent(wheelEvent);
281 mAdaptor->ProcessCoreEvents();
284 void SceneHolder::FeedKeyEvent(Dali::Integration::KeyEvent& keyEvent)
286 Dali::PhysicalKeyboard physicalKeyboard = PhysicalKeyboard::Get();
289 if(!KeyLookup::IsDeviceButton(keyEvent.keyName.c_str()))
291 GetImplementation(physicalKeyboard).KeyReceived(keyEvent.time > 1);
295 // Signals can be emitted while processing core events, and the scene holder could be deleted in the signal callback.
296 // Keep the handle alive until the core events are processed.
297 Dali::BaseHandle sceneHolder(this);
299 // Create send KeyEvent to Core.
300 mScene.QueueEvent(keyEvent);
301 mAdaptor->ProcessCoreEvents();
304 void SceneHolder::AddFrameRenderedCallback(std::unique_ptr<CallbackBase> callback, int32_t frameId)
306 mScene.AddFrameRenderedCallback(std::move(callback), frameId);
308 DALI_LOG_INFO(gSceneHolderLogFilter, Debug::General, "SceneHolder::AddFrameRenderedCallback:: Added [%d]\n", frameId);
311 void SceneHolder::AddFramePresentedCallback(std::unique_ptr<CallbackBase> callback, int32_t frameId)
313 mScene.AddFramePresentedCallback(std::move(callback), frameId);
315 DALI_LOG_INFO(gSceneHolderLogFilter, Debug::General, "SceneHolder::AddFramePresentedCallback:: Added [%d]\n", frameId);
318 Dali::Integration::SceneHolder SceneHolder::Get(Dali::Actor actor)
320 SceneHolder* sceneHolderImpl = nullptr;
322 if(Internal::Adaptor::Adaptor::IsAvailable())
324 Dali::Internal::Adaptor::Adaptor& adaptor = Internal::Adaptor::Adaptor::GetImplementation(Internal::Adaptor::Adaptor::Get());
325 sceneHolderImpl = adaptor.GetWindow(actor);
328 return Dali::Integration::SceneHolder(sceneHolderImpl);
331 void SceneHolder::Reset()
335 // Any touch listeners should be told of the interruption.
336 Integration::TouchEvent event;
337 Integration::Point point;
338 point.SetState(PointState::INTERRUPTED);
339 event.AddPoint(point);
341 // First the touch event & related gesture events are queued
342 mScene.QueueEvent(event);
344 // Next the events are processed with a single call into Core
345 mAdaptor->ProcessCoreEvents();
348 void SceneHolder::InitializeDpi()
350 unsigned int dpiHorizontal, dpiVertical;
351 dpiHorizontal = dpiVertical = 0;
353 mSurface->GetDpi(dpiHorizontal, dpiVertical);
354 mScene.SetDpi(Vector2(static_cast<float>(dpiHorizontal), static_cast<float>(dpiVertical)));
356 mDpi.SetX(dpiHorizontal);
357 mDpi.SetY(dpiVertical);
360 } // namespace Adaptor
362 } // namespace Internal