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#preflight 6272a74d2f6d177be3c6fdda #rb Matt.Kuhlenschmidt #ROBOMERGE-OWNER: Lauren.Barnes #ROBOMERGE-AUTHOR: lauren.barnes #ROBOMERGE-SOURCE: CL 20057269 via CL 20070159 via CL 20072035 via CL 20072203 #ROBOMERGE-BOT: UE5 (Release-Engine-Staging -> Main) (v943-19904690) #ROBOMERGE-CONFLICT from-shelf [CL 20105363 by Lauren Barnes in ue5-main branch]
153 lines
3.7 KiB
C++
153 lines
3.7 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "CreditsScreen.h"
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#include "Misc/Paths.h"
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#include "HAL/PlatformProcess.h"
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#include "Misc/FileHelper.h"
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#include "Misc/EngineVersion.h"
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#include "Widgets/SBoxPanel.h"
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#include "Widgets/SOverlay.h"
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#include "Widgets/Images/SImage.h"
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#include "Widgets/Text/SRichTextBlock.h"
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#include "Widgets/Input/SButton.h"
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#include "Widgets/Layout/SScrollBox.h"
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#include "Styling/AppStyle.h"
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#include "Misc/EngineBuildSettings.h"
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#define LOCTEXT_NAMESPACE "CreditsScreen"
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void SCreditsScreen::Construct(const FArguments& InArgs)
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{
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PreviousScrollPosition = 0.0f;
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ScrollPixelsPerSecond = 50.0f;
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bIsPlaying = true;
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ActiveTimerHandle = RegisterActiveTimer( 0.f, FWidgetActiveTimerDelegate::CreateSP( this, &SCreditsScreen::RollCredits ) );
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const FString Version = FEngineVersion::Current().ToString(FEngineBuildSettings::IsPerforceBuild() ? EVersionComponent::Branch : EVersionComponent::Patch);
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FString CreditsText;
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FFileHelper::LoadFileToString(CreditsText, *( FPaths::EngineContentDir() + TEXT("Editor/Credits.rt") ));
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CreditsText.ReplaceInline(TEXT("%VERSION%"), *Version);
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ChildSlot
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[
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SNew(SOverlay)
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+ SOverlay::Slot()
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[
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SAssignNew(ScrollBox, SScrollBox)
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.Style( FAppStyle::Get(), "ScrollBox" )
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.OnUserScrolled(this, &SCreditsScreen::HandleUserScrolled)
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+ SScrollBox::Slot()
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[
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SNew(SVerticalBox)
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+ SVerticalBox::Slot()
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.FillHeight(1.0f)
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[
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SNew(SRichTextBlock)
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.Text(FText::FromString(CreditsText))
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.TextStyle(FAppStyle::Get(), "Credits.Normal")
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.DecoratorStyleSet(&FAppStyle::Get())
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.Justification(ETextJustify::Center)
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+ SRichTextBlock::HyperlinkDecorator(TEXT("browser"), this, &SCreditsScreen::OnBrowserLinkClicked)
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]
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]
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]
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+ SOverlay::Slot()
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.VAlign(VAlign_Bottom)
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[
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SNew(SHorizontalBox)
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+ SHorizontalBox::Slot()
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.AutoWidth()
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[
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SNew(SButton)
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.ButtonStyle(FAppStyle::Get(), "Credits.Button")
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.OnClicked(this, &SCreditsScreen::HandleTogglePlayPause)
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[
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SNew(SImage)
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.Image(this, &SCreditsScreen::GetTogglePlayPauseBrush)
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]
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]
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]
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];
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}
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EActiveTimerReturnType SCreditsScreen::RollCredits( double InCurrentTime, float InDeltaTime )
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{
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float NewPixelOffset = ( ScrollPixelsPerSecond * InDeltaTime );
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ScrollBox->SetScrollOffset( ScrollBox->GetScrollOffset() + NewPixelOffset );
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PreviousScrollPosition = ScrollBox->GetScrollOffset();
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return EActiveTimerReturnType::Continue;
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}
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FReply SCreditsScreen::HandleTogglePlayPause()
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{
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if ( bIsPlaying )
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{
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bIsPlaying = false;
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if ( ActiveTimerHandle.IsValid() )
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{
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UnRegisterActiveTimer( ActiveTimerHandle.Pin().ToSharedRef() );
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}
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}
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else
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{
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bIsPlaying = true;
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if ( !ActiveTimerHandle.IsValid() )
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{
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ActiveTimerHandle = RegisterActiveTimer( 0.f, FWidgetActiveTimerDelegate::CreateSP( this, &SCreditsScreen::RollCredits ) );
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}
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}
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return FReply::Handled();
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}
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void SCreditsScreen::HandleUserScrolled(float ScrollOffset)
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{
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// If the user scrolls up, and we're currently playing, then stop playing.
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if ( bIsPlaying && ScrollOffset < PreviousScrollPosition )
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{
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bIsPlaying = false;
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if ( ActiveTimerHandle.IsValid() )
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{
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UnRegisterActiveTimer( ActiveTimerHandle.Pin().ToSharedRef() );
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}
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}
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PreviousScrollPosition = ScrollOffset;
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}
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const FSlateBrush* SCreditsScreen::GetTogglePlayPauseBrush() const
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{
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static FName PauseIcon(TEXT("Credits.Pause"));
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static FName PlayIcon(TEXT("Credits.Play"));
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if ( bIsPlaying )
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{
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return FAppStyle::GetBrush(PauseIcon);
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}
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else
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{
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return FAppStyle::GetBrush(PlayIcon);
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}
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}
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void SCreditsScreen::OnBrowserLinkClicked(const FSlateHyperlinkRun::FMetadata& Metadata)
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{
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const FString* url = Metadata.Find(TEXT("href"));
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if ( url != NULL )
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{
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FPlatformProcess::LaunchURL(**url, NULL, NULL);
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}
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}
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#undef LOCTEXT_NAMESPACE
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