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- Fixed IsPropertyAnimated implementations so that no new handles are created if not found. #jira none #rb Max.Chen #preflight trivial [CL 25313294 by Juan Portillo in ue5-main branch]
55 lines
2.2 KiB
C++
55 lines
2.2 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Animation/UMGDetailKeyframeHandler.h"
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#include "Animation/WidgetAnimation.h"
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#include "PropertyHandle.h"
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#include "MovieScene.h"
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FUMGDetailKeyframeHandler::FUMGDetailKeyframeHandler(TSharedPtr<FWidgetBlueprintEditor> InBlueprintEditor)
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: BlueprintEditor( InBlueprintEditor )
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{}
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bool FUMGDetailKeyframeHandler::IsPropertyKeyable(const UClass* InObjectClass, const IPropertyHandle& InPropertyHandle) const
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{
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return BlueprintEditor.Pin()->GetSequencer()->CanKeyProperty(FCanKeyPropertyParams(InObjectClass, InPropertyHandle));
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}
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bool FUMGDetailKeyframeHandler::IsPropertyKeyingEnabled() const
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{
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UMovieSceneSequence* Sequence = BlueprintEditor.Pin()->GetSequencer()->GetRootMovieSceneSequence();
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return Sequence != nullptr && Sequence != UWidgetAnimation::GetNullAnimation();
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}
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bool FUMGDetailKeyframeHandler::IsPropertyAnimated(const IPropertyHandle& PropertyHandle, UObject *ParentObject) const
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{
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TSharedPtr<ISequencer> Sequencer = BlueprintEditor.Pin()->GetSequencer();
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if (Sequencer.IsValid() && Sequencer->GetFocusedMovieSceneSequence())
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{
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constexpr bool bCreateHandleIfMissing = false;
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FGuid ObjectHandle = Sequencer->GetHandleToObject(ParentObject, bCreateHandleIfMissing);
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if (ObjectHandle.IsValid())
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{
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UMovieScene* MovieScene = Sequencer->GetFocusedMovieSceneSequence()->GetMovieScene();
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FProperty* Property = PropertyHandle.GetProperty();
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TSharedRef<FPropertyPath> PropertyPath = FPropertyPath::CreateEmpty();
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PropertyPath->AddProperty(FPropertyInfo(Property));
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FName PropertyName(*PropertyPath->ToString(TEXT(".")));
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TSubclassOf<UMovieSceneTrack> TrackClass; //use empty @todo find way to get the UMovieSceneTrack from the Property type.
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return MovieScene->FindTrack(TrackClass, ObjectHandle, PropertyName) != nullptr;
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}
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}
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return false;
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}
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void FUMGDetailKeyframeHandler::OnKeyPropertyClicked(const IPropertyHandle& KeyedPropertyHandle)
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{
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TArray<UObject*> Objects;
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KeyedPropertyHandle.GetOuterObjects( Objects );
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FKeyPropertyParams KeyPropertyParams(Objects, KeyedPropertyHandle, ESequencerKeyMode::ManualKeyForced);
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BlueprintEditor.Pin()->GetSequencer()->KeyProperty(KeyPropertyParams);
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}
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