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TypewriterText: Make sure we calculate the wrapped text ahead of time

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Failing to do this can cause some odd flickering in the desired size because it previously didn't apply until the first letter callback
This commit is contained in:
Steve Streeting 2023-01-06 17:35:49 +00:00
parent 485af3610f
commit 13627265c9
1 changed files with 5 additions and 6 deletions
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11
Source/StevesUEHelpers/Private/StevesUI/TypewriterTextWidget.cpp
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@ -108,6 +108,9 @@ void UTypewriterTextWidget::PlayLine(const FText& InLine, float Speed)
bHasFinishedPlaying = false;
LineText->SetText(FText());
CalculateWrappedString();
FTimerDelegate Delegate;
Delegate.BindUObject(this, &ThisClass::PlayNextLetter);
@ -135,11 +138,6 @@ void UTypewriterTextWidget::SkipToLineEnd()
void UTypewriterTextWidget::PlayNextLetter()
{
if (Segments.Num() == 0)
{
CalculateWrappedString();
}
// Incorporate pauses as a multiple of play timer (may not be exact but close enough)
if (PauseTime > 0)
{
@ -200,9 +198,10 @@ void UTypewriterTextWidget::CalculateWrappedString()
const FGeometry& TextBoxGeometry = LineText->GetCachedGeometry();
const FVector2D TextBoxSize = TextBoxGeometry.GetLocalSize();
Layout->ClearLines();
Layout->SetWrappingWidth(TextBoxSize.X);
Marshaller->SetText(CurrentLine.ToString(), *Layout.Get());
Layout->UpdateIfNeeded();
Layout->UpdateLayout();
bool bHasWrittenText = false;
auto Views = Layout->GetLineViews();