52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Animation/CurveSequence.h"
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#include "Styling/SlateColor.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Styling/CoreStyle.h"
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#include "Widgets/Images/SImage.h"
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class FPaintArgs;
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class FSlateWindowElementList;
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/** A widget that displays a spinning image.*/
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class SSpinningImage : public SImage
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{
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public:
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SLATE_BEGIN_ARGS(SSpinningImage)
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: _Image( FCoreStyle::Get().GetDefaultBrush() )
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, _ColorAndOpacity( FLinearColor::White )
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, _OnMouseButtonDown()
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, _Period( 1.0f )
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{}
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/** Image resource */
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SLATE_ATTRIBUTE( const FSlateBrush*, Image )
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/** Color and opacity */
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SLATE_ATTRIBUTE( FSlateColor, ColorAndOpacity )
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/** Invoked when the mouse is pressed in the widget. */
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SLATE_EVENT( FPointerEventHandler, OnMouseButtonDown )
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/** The amount of time in seconds for a full rotation */
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SLATE_ARGUMENT( float, Period )
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SLATE_END_ARGS()
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/* Construct this widget */
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SLATE_API void Construct( const FArguments& InArgs );
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//~ Begin SWidget interface
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SLATE_API virtual int32 OnPaint( const FPaintArgs& Args, const FGeometry& AllottedGeometry, const FSlateRect& MyCullingRect, FSlateWindowElementList& OutDrawElements, int32 LayerId, const FWidgetStyle& InWidgetStyle, bool bParentEnabled ) const override;
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SLATE_API virtual bool ComputeVolatility() const override;
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//~ End SWidget interface
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private:
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/** The sequence to drive the spinning animation */
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FCurveSequence SpinAnimationSequence;
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};
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