dali/internal/offscreen/common/offscreen-application-impl.cpp

   1 /*
   2  * Copyright (c) 2023 Samsung Electronics Co., Ltd.
   3  *
   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
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <dali/internal/offscreen/common/offscreen-application-impl.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/devel-api/adaptor-framework/accessibility-bridge.h>
  23 #include <dali/devel-api/adaptor-framework/environment-variable.h>
  24 #include <dali/integration-api/adaptor-framework/adaptor.h>
  25 #include <dali/integration-api/adaptor-framework/native-render-surface.h>
  26 #include <dali/internal/adaptor/common/adaptor-impl.h>
  27 #include <dali/internal/adaptor/common/framework-factory.h>
  28 #include <dali/internal/adaptor/common/lifecycle-controller-impl.h>
  29 #include <dali/internal/adaptor/common/thread-controller-interface.h>
  30 #include <dali/internal/offscreen/common/offscreen-window-impl.h>
  31 #include <dali/internal/system/common/environment-variables.h>
  32 #include <dali/internal/window-system/common/window-system.h>
  33
  34 namespace Dali
  35 {
  36 namespace Internal
  37 {
  38 namespace
  39 {
  40 void EmitLifecycleControllerSignal(void (Internal::Adaptor::LifecycleController::*member)(Dali::Application&))
  41 {
  42   Dali::LifecycleController lifecycleController = Dali::LifecycleController::Get();
  43   if(DALI_LIKELY(lifecycleController))
  44   {
  45     Dali::Application dummyApplication;
  46     (GetImplementation(lifecycleController).*member)(dummyApplication);
  47   }
  48 }
  49 } // namespace
  50 using RenderMode = Dali::OffscreenApplication::RenderMode;
  51
  52 IntrusivePtr<OffscreenApplication> OffscreenApplication::New(uint16_t width, uint16_t height, Dali::Any surface, bool isTranslucent, RenderMode renderMode)
  53 {
  54   IntrusivePtr<OffscreenApplication> offscreenApplication = new OffscreenApplication(width, height, surface, isTranslucent, renderMode);
  55   return offscreenApplication;
  56 }
  57
  58 OffscreenApplication::OffscreenApplication(uint16_t width, uint16_t height, Dali::Any surface, bool isTranslucent, RenderMode renderMode)
  59 {
  60   // Disable partial update
  61   EnvironmentVariable::SetEnvironmentVariable(DALI_ENV_DISABLE_PARTIAL_UPDATE, "1");
  62
  63   // Disable ATSPI
  64   Dali::Accessibility::Bridge::DisableAutoInit();
  65
  66   // Now we assume separated main loop for the offscreen application
  67   mFrameworkFactory = std::unique_ptr<Adaptor::FrameworkFactory>(Dali::Internal::Adaptor::CreateFrameworkFactory());
  68   mFramework        = mFrameworkFactory->CreateFramework(Internal::Adaptor::FrameworkBackend::GLIB, *this, *this, nullptr, nullptr, Adaptor::Framework::NORMAL, false);
  69
  70   // Generate a default window
  71   IntrusivePtr<Internal::OffscreenWindow> impl = Internal::OffscreenWindow::New(width, height, surface, isTranslucent);
  72   mDefaultWindow                               = Dali::OffscreenWindow(impl.Get());
  73
  74   mAdaptor.reset(Dali::Internal::Adaptor::Adaptor::New(Dali::Integration::SceneHolder(impl.Get()), impl->GetSurface(), NULL, renderMode == RenderMode::AUTO ? Dali::Internal::Adaptor::ThreadMode::NORMAL : Dali::Internal::Adaptor::ThreadMode::RUN_IF_REQUESTED));
  75
  76   // Initialize default window
  77   impl->Initialize(true);
  78 }
  79
  80 OffscreenApplication::~OffscreenApplication()
  81 {
  82 }
  83
  84 void OffscreenApplication::MainLoop()
  85 {
  86   mFramework->Run();
  87 }
  88
  89 void OffscreenApplication::Quit()
  90 {
  91   // Actually quit the application.
  92   Internal::Adaptor::Adaptor::GetImplementation(*mAdaptor).AddIdle(MakeCallback(this, &OffscreenApplication::QuitFromMainLoop), false);
  93 }
  94
  95 Dali::OffscreenWindow OffscreenApplication::GetWindow()
  96 {
  97   return mDefaultWindow;
  98 }
  99
 100 void OffscreenApplication::RenderOnce()
 101 {
 102   mAdaptor->RenderOnce();
 103 }
 104
 105 Any OffscreenApplication::GetFrameworkContext() const
 106 {
 107   return mFramework->GetMainLoopContext();
 108 }
 109
 110 void OffscreenApplication::OnInit()
 111 {
 112   // Start the adaptor
 113   mAdaptor->Start();
 114
 115   Dali::OffscreenApplication application(this);
 116   mInitSignal.Emit();
 117   EmitLifecycleControllerSignal(&Internal::Adaptor::LifecycleController::OnInit);
 118
 119   mAdaptor->NotifySceneCreated();
 120 }
 121
 122 void OffscreenApplication::OnTerminate()
 123 {
 124   Dali::OffscreenApplication application(this);
 125   mTerminateSignal.Emit();
 126   EmitLifecycleControllerSignal(&Internal::Adaptor::LifecycleController::OnTerminate);
 127
 128   // Stop the adaptor
 129   mAdaptor->Stop();
 130
 131   mDefaultWindow.Reset();
 132 }
 133
 134 void OffscreenApplication::OnPause()
 135 {
 136   Dali::OffscreenApplication application(this);
 137   mPauseSignal.Emit();
 138   EmitLifecycleControllerSignal(&Internal::Adaptor::LifecycleController::OnPause);
 139 }
 140
 141 void OffscreenApplication::OnResume()
 142 {
 143   Dali::OffscreenApplication application(this);
 144   mResumeSignal.Emit();
 145   EmitLifecycleControllerSignal(&Internal::Adaptor::LifecycleController::OnResume);
 146
 147   // DALi just delivers the framework Resume event to the application.
 148   // Resuming DALi core only occurs on the Window Show framework event
 149
 150   // Trigger processing of events queued up while paused
 151   Internal::Adaptor::CoreEventInterface& coreEventInterface = Internal::Adaptor::Adaptor::GetImplementation(*mAdaptor);
 152   coreEventInterface.ProcessCoreEvents();
 153 }
 154
 155 void OffscreenApplication::OnReset()
 156 {
 157   /*
 158    * usually, reset callback was called when a caller request to launch this application via aul.
 159    * because Application class already handled initialization in OnInit(), OnReset do nothing.
 160    */
 161   Dali::OffscreenApplication application(this);
 162   mResetSignal.Emit();
 163   EmitLifecycleControllerSignal(&Internal::Adaptor::LifecycleController::OnReset);
 164 }
 165
 166 void OffscreenApplication::OnLanguageChanged()
 167 {
 168   mAdaptor->NotifyLanguageChanged();
 169
 170   Dali::OffscreenApplication application(this);
 171   mLanguageChangedSignal.Emit();
 172   EmitLifecycleControllerSignal(&Internal::Adaptor::LifecycleController::OnLanguageChanged);
 173 }
 174
 175 void OffscreenApplication::QuitFromMainLoop()
 176 {
 177   mAdaptor->Stop();
 178
 179   mFramework->Quit();
 180   // This will trigger OnTerminate(), below, after the main loop has completed.
 181 }
 182
 183 } // namespace Internal
 184
 185 } // namespace Dali