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9359e85804
Allows for other modules or plugins to reuse the widget #rb Stuart.Hill, wouter.burgers [CL 30679980 by federico lopez in ue5-main branch]
72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "SAvatar.h"
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#include "Framework/Application/SlateApplication.h"
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#include "Widgets/Layout/SBox.h"
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#include "Styling/CoreStyle.h"
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#include "Fonts/FontMeasure.h"
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#include "Math/RandomStream.h"
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void SAvatar::Construct(const FArguments& InArgs)
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{
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Identifier = InArgs._Identifier;
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Description = InArgs._Description;
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bShowInitial = InArgs._ShowInitial;
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const uint32 Hash = GetTypeHash(Identifier);
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const uint8 H = ((Hash >> 0) & 0xFF) ^ ((Hash >> 8) & 0xFF) ^ ((Hash >> 16) & 0xFF) ^ ((Hash >> 24) & 0xFF);
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const uint8 S = 128 + ((Hash >> 8) & 0x7F);
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const uint8 V = 128 + ((Hash >> 16) & 0x7F) / 2;
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BackgroundColor = FLinearColor::MakeFromHSV8(H, S, V).ToFColor(false);
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ForegroundColor = FColor::White;
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ChildSlot
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[
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SNew(SBox)
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.MinDesiredWidth(InArgs._WidthOverride)
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.MinDesiredHeight(InArgs._HeightOverride)
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.Padding(0.0f)
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];
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}
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int32 SAvatar::OnPaint(const FPaintArgs& Args, const FGeometry& AllottedGeometry, const FSlateRect& MyCullingRect, FSlateWindowElementList& OutDrawElements, int32 LayerId, const FWidgetStyle& InWidgetStyle, bool bParentEnabled) const
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{
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const float Radius = FMath::Max(AllottedGeometry.GetLocalSize().X, AllottedGeometry.GetLocalSize().Y) * 0.5f;
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// Draw background circle.
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const FSlateBrush* CircleBrush = FCoreStyle::Get().GetBrush("Icons.FilledCircle");
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FSlateDrawElement::MakeBox(
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OutDrawElements,
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LayerId++,
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AllottedGeometry.ToPaintGeometry(),
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CircleBrush,
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bParentEnabled && IsEnabled() ? ESlateDrawEffect::None : ESlateDrawEffect::DisabledEffect,
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BackgroundColor
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);
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// Draw foreground text.
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if (Description.Len() > 0 && bShowInitial)
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{
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FSlateFontInfo FontInfo = FCoreStyle::GetDefaultFontStyle("Bold", Radius);
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const FString Text = Description.Left(1).ToUpper();
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const FVector2D TextSize = FSlateApplication::Get().GetRenderer()->GetFontMeasureService()->Measure(Text, FontInfo);
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const FVector2D TextOffset(Radius - TextSize.X / 2, Radius - TextSize.Y / 2);
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FSlateDrawElement::MakeText(
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OutDrawElements,
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LayerId++,
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AllottedGeometry.ToPaintGeometry(AllottedGeometry.GetLocalSize(), FSlateLayoutTransform(TextOffset)),
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Text,
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FontInfo,
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bParentEnabled && IsEnabled() ? ESlateDrawEffect::None : ESlateDrawEffect::DisabledEffect,
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ForegroundColor
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);
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}
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return SCompoundWidget::OnPaint(Args, AllottedGeometry, MyCullingRect, OutDrawElements, LayerId, InWidgetStyle, bParentEnabled && IsEnabled());
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} |