Hi,
I am trying to create UMG animation in pure C++. This is my code, but doesn’t work.
UWidgetAnimation* WidgetAnim = GetAnimationByName("FadeOut");
if (WidgetAnim)
{
UCanvasPanel* RootPanel = Cast<UCanvasPanel>(GetWidgetFromName(FName(TEXT("CanvasPanel_0"))));
UMovieScene* Movie = WidgetAnim->GetMovieScene();
FGuid TrackComponent_Guid = Movie->AddPossessable(TEXT("TextTrack"), RootPanel->GetClass()); // button section
UMovieScenePropertyTrack* Track = Cast<UMovieScenePropertyTrack>(Movie->AddTrack(UMovieScenePropertyTrack::StaticClass(), TrackComponent_Guid));
Track->SetPropertyNameAndPath(TEXT("Render Opacity"), TEXT("Render Opacity"));
UMovieSceneFloatSection* FovSection = Cast<UMovieSceneFloatSection>(Track->CreateNewSection());
Track->AddSection(*FovSection);
// Try to set frame range, BUT I don't know whether it works or not
FFrameNumber starttime = FFrameNumber(1);
FFrameNumber endtime = FFrameNumber(24);
FovSection->SetStartFrame(TRangeBound<FFrameNumber>(starttime));
FovSection->SetEndFrame(TRangeBound<FFrameNumber>(endtime));
}
1, I put it in NativeConstruct, but get error. Where should I put it?
2, I don’t know how to add key frame point, like “Render Opacity” from 1 to 0.
Any idea?
Thank you!