72 lines
1.7 KiB
C++
72 lines
1.7 KiB
C++
// ChildHood Project - 收集完成提示 UI 实现
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// 三段时序：淡入 → 停留 → 淡出 → 移除（自管理，HUDComponent 按需创建后无需追踪）
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#include "Collection/CollectionCompleteWidget.h"
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#include "Components/TextBlock.h"
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#include "Engine/World.h"
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#include "TimerManager.h"
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void UCollectionCompleteWidget::NativeOnInitialized()
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{
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Super::NativeOnInitialized();
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}
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void UCollectionCompleteWidget::NativeDestruct()
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{
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// 清理计时器：StayTimer/FadeOutTimer 的 lambda 捕获裸 this，Widget 销毁后 fire 会野指针
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// （与 CollectionHUDComponent::EndPlay 同类卫生写法，防关卡切换/退 PIE 时的悬挂 timer）
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if (UWorld* World = GetWorld())
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{
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World->GetTimerManager().ClearTimer(StayTimerHandle);
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World->GetTimerManager().ClearTimer(FadeOutTimerHandle);
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}
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Super::NativeDestruct();
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}
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void UCollectionCompleteWidget::ShowComplete(const FString& Text, float DisplayDuration, float InFadeOutDuration)
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{
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CachedFadeOutDuration = InFadeOutDuration;
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if (CompleteTextBlock)
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{
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CompleteTextBlock->SetText(FText::FromString(Text));
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}
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// 淡入
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if (FadeInAnim)
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{
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PlayAnimation(FadeInAnim);
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}
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// 停留时长后触发淡出
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if (UWorld* World = GetWorld())
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{
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World->GetTimerManager().SetTimer(StayTimerHandle, [this]()
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{
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StartFadeOut();
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}, DisplayDuration, false);
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}
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}
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void UCollectionCompleteWidget::StartFadeOut()
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{
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if (FadeOutAnim)
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{
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PlayAnimation(FadeOutAnim);
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}
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if (UWorld* World = GetWorld())
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{
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World->GetTimerManager().SetTimer(FadeOutTimerHandle, [this]()
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{
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OnFadeOutComplete();
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}, CachedFadeOutDuration, false);
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}
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}
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void UCollectionCompleteWidget::OnFadeOutComplete()
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{
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RemoveFromParent();
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}
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