Files
UnrealEngine/Engine/Source/Editor/Persona/Private/AnimTimeline/SAnimTimelineOverlay.h
2025-05-18 13:04:45 +08:00

59 lines
1.8 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "HAL/Platform.h"
#include "ITimeSlider.h"
#include "Misc/Attribute.h"
#include "Templates/SharedPointer.h"
#include "Widgets/DeclarativeSyntaxSupport.h"
#include "Widgets/SCompoundWidget.h"
class FAnimTimeSliderController;
class FPaintArgs;
class FSlateRect;
class FSlateWindowElementList;
class FWidgetStyle;
struct FGeometry;
/**
* An overlay that displays global information in the track area
*/
class SAnimTimelineOverlay : public SCompoundWidget
{
public:
SLATE_BEGIN_ARGS( SAnimTimelineOverlay )
: _DisplayTickLines( true )
, _DisplayScrubPosition( false )
{}
SLATE_ATTRIBUTE( bool, DisplayTickLines )
SLATE_ATTRIBUTE( bool, DisplayScrubPosition )
SLATE_ATTRIBUTE( FPaintPlaybackRangeArgs, PaintPlaybackRangeArgs )
SLATE_END_ARGS()
void Construct( const FArguments& InArgs, TSharedRef<FAnimTimeSliderController> InTimeSliderController )
{
bDisplayScrubPosition = InArgs._DisplayScrubPosition;
bDisplayTickLines = InArgs._DisplayTickLines;
PaintPlaybackRangeArgs = InArgs._PaintPlaybackRangeArgs;
TimeSliderController = InTimeSliderController;
}
private:
/** SWidget Interface */
virtual int32 OnPaint( const FPaintArgs& Args, const FGeometry& AllottedGeometry, const FSlateRect& MyCullingRect, FSlateWindowElementList& OutDrawElements, int32 LayerId, const FWidgetStyle& InWidgetStyle, bool bParentEnabled ) const override;
private:
/** Controller for manipulating time */
TSharedPtr<FAnimTimeSliderController> TimeSliderController;
/** Whether or not to display the scrub position */
TAttribute<bool> bDisplayScrubPosition;
/** Whether or not to display tick lines */
TAttribute<bool> bDisplayTickLines;
/** User-supplied options for drawing playback range */
TAttribute<FPaintPlaybackRangeArgs> PaintPlaybackRangeArgs;
};