TSharedPtr<ISequencer>& FWidgetBlueprintEditor::GetSequencer()
{
if(!Sequencer.IsValid())
{
FSequencerViewParams ViewParams( TEXT( "UMGSequencerSettings" ) );
ViewParams.InitalViewRange = TRange<float>(-0.02f, 3.2f);
ViewParams.InitialScrubPosition = 0;
ViewParams.OnGetAddMenuContent = FOnGetAddMenuContent::CreateSP(this, &FWidgetBlueprintEditor::OnGetAnimationAddMenuContent);
SequencerObjectBindingManager = MakeShareable(new FUMGSequencerObjectBindingManager(*this, *UWidgetAnimation::GetNullAnimation()));
Sequencer = FModuleManager::LoadModuleChecked< ISequencerModule >("Sequencer").CreateSequencer(UWidgetAnimation::GetNullAnimation()->MovieScene, ViewParams, SequencerObjectBindingManager.ToSharedRef());
ChangeViewedAnimation(*UWidgetAnimation::GetNullAnimation());
}
return Sequencer;
}
void FNiagaraEffectEditor::InitNiagaraEffectEditor(const EToolkitMode::Type Mode, const TSharedPtr< class IToolkitHost >& InitToolkitHost, UNiagaraEffect* InEffect)
{
Effect = InEffect;
check(Effect != NULL);
EffectInstance = new FNiagaraEffectInstance(InEffect);
const float InTime = -0.02f;
const float OutTime = 3.2f;
if (!Sequencer.IsValid())
{
MovieScene = NewObject<UMovieScene>(InEffect, FName("Niagara Effect MovieScene"), RF_RootSet);
auto NewAnimation = NewObject<UNiagaraSequence>(MovieScene);
MovieScene->StartTime = InTime;
MovieScene->InTime = InTime;
MovieScene->OutTime = OutTime;
MovieScene->EndTime = OutTime;
NewAnimation->MovieScene = MovieScene;
FSequencerViewParams ViewParams(TEXT("NiagaraSequencerSettings"));
{
ViewParams.InitalViewRange = TRange<float>(InTime, OutTime);
ViewParams.InitialScrubPosition = 0;
}
FSequencerInitParams SequencerInitParams;
{
SequencerInitParams.ViewParams = ViewParams;
SequencerInitParams.RootSequence = NewAnimation;
SequencerInitParams.bEditWithinLevelEditor = false;
SequencerInitParams.ToolkitHost = nullptr;
}
ISequencerModule &SeqModule = FModuleManager::LoadModuleChecked< ISequencerModule >("Sequencer");
FDelegateHandle CreateTrackEditorHandle = SeqModule.RegisterTrackEditor_Handle(FOnCreateTrackEditor::CreateStatic(&FNiagaraEffectEditor::CreateTrackEditor));
Sequencer = SeqModule.CreateSequencer(SequencerInitParams);
for (TSharedPtr<FNiagaraSimulation> Emitter : EffectInstance->GetEmitters())
{
UEmitterMovieSceneTrack *Track = Cast<UEmitterMovieSceneTrack> (MovieScene->AddMasterTrack(UEmitterMovieSceneTrack::StaticClass()) );
Track->SetEmitter(Emitter);
}
}
TSharedRef<FTabManager::FLayout> StandaloneDefaultLayout = FTabManager::NewLayout("Standalone_Niagara_Effect_Layout_v7")
->AddArea
(
FTabManager::NewPrimaryArea()->SetOrientation(Orient_Vertical)
->Split
(
FTabManager::NewStack()
->SetSizeCoefficient(0.1f)
->AddTab(GetToolbarTabId(), ETabState::OpenedTab)
->SetHideTabWell(true)
)
->Split
(
FTabManager::NewSplitter()->SetOrientation(Orient_Horizontal)
->Split
(
FTabManager::NewStack()
->SetSizeCoefficient(0.1f)
->AddTab(ViewportTabID, ETabState::OpenedTab)
)
->Split
(
FTabManager::NewStack()
->SetSizeCoefficient(0.3f)
->AddTab(EmitterEditorTabID, ETabState::OpenedTab)
->AddTab(DevEmitterEditorTabID, ETabState::OpenedTab)
)
)
->Split
(
FTabManager::NewStack()
->SetSizeCoefficient(0.3f)
->AddTab(CurveEditorTabID, ETabState::OpenedTab)
->AddTab(SequencerTabID, ETabState::OpenedTab)
)
);
const bool bCreateDefaultStandaloneMenu = true;
const bool bCreateDefaultToolbar = true;
FAssetEditorToolkit::InitAssetEditor(Mode, InitToolkitHost, FNiagaraEditorModule::NiagaraEditorAppIdentifier, StandaloneDefaultLayout, bCreateDefaultStandaloneMenu, bCreateDefaultToolbar, Effect);
FNiagaraEditorModule& NiagaraEditorModule = FModuleManager::LoadModuleChecked<FNiagaraEditorModule>("NiagaraEditor");
AddMenuExtender(NiagaraEditorModule.GetMenuExtensibilityManager()->GetAllExtenders(GetToolkitCommands(), GetEditingObjects()));
ExtendToolbar();
RegenerateMenusAndToolbars();
}