SHitMarkerConfirmationWidget Class Reference

#include <SHitMarkerConfirmationWidget.h>

Inheritance diagram for SHitMarkerConfirmationWidget:

Public Member Functions
void	Construct (const FArguments &InArgs, const FLocalPlayerContext &InContext, const TMap< FGameplayTag, FSlateBrush > &ZoneOverrideImages)
	SHitMarkerConfirmationWidget ()
virtual int32	OnPaint (const FPaintArgs &Args, const FGeometry &AllottedGeometry, const FSlateRect &MyCullingRect, FSlateWindowElementList &OutDrawElements, int32 LayerId, const FWidgetStyle &InWidgetStyle, bool bParentEnabled) const override
virtual void	Tick (const FGeometry &AllottedGeometry, const double InCurrentTime, const float InDeltaTime) override
virtual FVector2D	ComputeDesiredSize (float) const override
virtual bool	ComputeVolatility () const override
void	HitMarker (const AActor *Actor, float Damage, FName HitBone, FVector HitLocation)

Private Member Functions
	SLATE_BEGIN_ARGS (SHitMarkerConfirmationWidget)

Private Attributes
const FSlateBrush *	PerHitMarkerImage = nullptr
TMap< FGameplayTag, FSlateBrush >	PerHitMarkerZoneOverrideImages
const FSlateBrush *	AnyHitsMarkerImage = nullptr
float	HitNotifyOpacity = 1.0f
float	LastHitTime = 0.0f
float	HitNotifyDuration = 0.4f
TAttribute< FSlateColor >	ColorAndOpacity
bool	bColorAndOpacitySet
FLocalPlayerContext	MyContext

Constructor & Destructor Documentation

SHitMarkerConfirmationWidget()

SHitMarkerConfirmationWidget::SHitMarkerConfirmationWidget

(

)

{
    
}

Member Function Documentation

ComputeDesiredSize()

FVector2D SHitMarkerConfirmationWidget::ComputeDesiredSize ( float ) const

overridevirtual

{
    return FVector2D(100.0f, 100.0f);
}

ComputeVolatility()

virtual bool SHitMarkerConfirmationWidget::ComputeVolatility ( ) const

inlineoverridevirtual

{ return true; }

Construct()

void SHitMarkerConfirmationWidget::Construct	(	const FArguments &	InArgs,
		const FLocalPlayerContext &	InContext,
		const TMap< FGameplayTag, FSlateBrush > &	ZoneOverrideImages )

The marker image to draw for individual hit markers. The marker image to draw if there are any hits at all. The duration (in seconds) to display hit notifies (they fade to transparent over this time)
The color and opacity of the marker

{
    PerHitMarkerImage = InArgs._PerHitMarkerImage;
    PerHitMarkerZoneOverrideImages = ZoneOverrideImages;
    AnyHitsMarkerImage = InArgs._AnyHitsMarkerImage;
    bColorAndOpacitySet = InArgs._ColorAndOpacity.IsSet();
    ColorAndOpacity = InArgs._ColorAndOpacity;
 
    MyContext = InContext;
}

HitMarker()

void SHitMarkerConfirmationWidget::HitMarker	(	const AActor *	Actor,
		float	Damage,
		FName	HitBone,
		FVector	HitLocation )

{
    LastHitTime = 0.0f;
}

OnPaint()

int32 SHitMarkerConfirmationWidget::OnPaint ( const FPaintArgs & Args, const FGeometry & AllottedGeometry, const FSlateRect & MyCullingRect, FSlateWindowElementList & OutDrawElements, int32 LayerId, const FWidgetStyle & InWidgetStyle, bool bParentEnabled ) const

overridevirtual

{
    const bool bIsEnabled = ShouldBeEnabled(bParentEnabled);
    const ESlateDrawEffect DrawEffects = bIsEnabled ? ESlateDrawEffect::None : ESlateDrawEffect::DisabledEffect;
    const FVector2D LocalCenter = AllottedGeometry.GetLocalPositionAtCoordinates(FVector2D(0.5f, 0.5f));
    
    const bool bDrawMarkers = (HitNotifyOpacity > KINDA_SMALL_NUMBER);
    if (bDrawMarkers)
    {
        if (AnyHitsMarkerImage != nullptr)
        {
            FLinearColor MarkerColor = bColorAndOpacitySet ?
                ColorAndOpacity.Get().GetColor(InWidgetStyle) :
                (InWidgetStyle.GetColorAndOpacityTint() * AnyHitsMarkerImage->GetTint(InWidgetStyle));
            MarkerColor.A *= HitNotifyOpacity;
        
            // Otherwise show the hit notify in the center of the reticle
            const FPaintGeometry Geometry(AllottedGeometry.ToPaintGeometry(AnyHitsMarkerImage->ImageSize, FSlateLayoutTransform(LocalCenter - (AnyHitsMarkerImage->ImageSize * 0.5f))));
            FSlateDrawElement::MakeBox(OutDrawElements, LayerId, Geometry, AnyHitsMarkerImage, DrawEffects, MarkerColor);
        }
    }
    return LayerId;
}

SLATE_BEGIN_ARGS()

SHitMarkerConfirmationWidget::SLATE_BEGIN_ARGS ( SHitMarkerConfirmationWidget )

inlineprivate

        : _PerHitMarkerImage(FCoreStyle::Get().GetBrush("Throbber.CircleChunk"))
        , _AnyHitsMarkerImage(nullptr)
        , _HitNotifyDuration(0.4f)
    {
    }

Tick()

void SHitMarkerConfirmationWidget::Tick ( const FGeometry & AllottedGeometry, const double InCurrentTime, const float InDeltaTime )

overridevirtual

{
    HitNotifyOpacity = 0.0f;
    const double TimeSinceLastHitNotification = LastHitTime;
    if (TimeSinceLastHitNotification < HitNotifyDuration)
    {
        HitNotifyOpacity = FMath::Clamp(1.0f - (float)(TimeSinceLastHitNotification / HitNotifyDuration), 0.0f, 1.0f);
    }
    LastHitTime += 0.01f;
}

Member Data Documentation

AnyHitsMarkerImage

const FSlateBrush* SHitMarkerConfirmationWidget::AnyHitsMarkerImage = nullptr

private

The marker image to draw if there are any hits at all.

bColorAndOpacitySet

bool SHitMarkerConfirmationWidget::bColorAndOpacitySet

private

ColorAndOpacity

TAttribute<FSlateColor> SHitMarkerConfirmationWidget::ColorAndOpacity

private

Color and opacity of the markers

HitNotifyDuration

float SHitMarkerConfirmationWidget::HitNotifyDuration = 0.4f

private

The duration (in seconds) to display hit notifies (they fade to transparent over this time)

HitNotifyOpacity

float SHitMarkerConfirmationWidget::HitNotifyOpacity = 1.0f

private

The opacity for the hit markers

LastHitTime

float SHitMarkerConfirmationWidget::LastHitTime = 0.0f

private

MyContext

FLocalPlayerContext SHitMarkerConfirmationWidget::MyContext

private

Player context for the owning HUD

PerHitMarkerImage

const FSlateBrush* SHitMarkerConfirmationWidget::PerHitMarkerImage = nullptr

private

The marker image to draw for individual hit markers.

PerHitMarkerZoneOverrideImages

TMap<FGameplayTag, FSlateBrush> SHitMarkerConfirmationWidget::PerHitMarkerZoneOverrideImages

private

Map from zone tag (e.g., weak spot) to override marker images.

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The documentation for this class was generated from the following files:

• T:/Unreal/Unreal Projects/SpaceAdventure52/SpaceAdventure/Plugins/WeaponSystem/Source/WeaponSystem/Public/Widgets/SHitMarkerConfirmationWidget.h
• T:/Unreal/Unreal Projects/SpaceAdventure52/SpaceAdventure/Plugins/WeaponSystem/Source/WeaponSystem/Private/Widgets/SHitMarkerConfirmationWidget.cpp