71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Math/Range.h"
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#include "Misc/FrameNumber.h"
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#include "Widgets/SCompoundWidget.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "MVVM/Extensions/ITrackLaneExtension.h"
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#include "MVVM/Extensions/ViewModelExtensionCollection.h"
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class ISequencer;
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class FSequencer;
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class FScopedTransaction;
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class FSequencerDisplayNode;
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struct FTimeToPixel;
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namespace UE
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{
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namespace Sequencer
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{
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class FLayerBarModel;
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class FSequencerEditorViewModel;
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class FViewModel;
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class ILayerBarExtension;
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class STrackAreaView;
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class SSequencerLayerBar
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: public SCompoundWidget
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, public ITrackLaneWidget
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{
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public:
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SLATE_BEGIN_ARGS(SSequencerLayerBar) {}
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SLATE_END_ARGS()
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void Construct(const FArguments& InArgs, TWeakPtr<STrackAreaView> InWeakTrackArea, TWeakPtr<FSequencerEditorViewModel> InWeakEditor, TWeakPtr<FLayerBarModel> InWeakLayerBar);
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TSharedPtr<FLayerBarModel> GetLayerBarModel() const;
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TSharedPtr<FSequencer> GetSequencer() const;
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private:
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/*~ ITrackLaneWidget interface */
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TSharedRef<const SWidget> AsWidget() const override;
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FTrackLaneScreenAlignment GetAlignment(const ITrackLaneWidgetSpace& ScreenSpace, const FGeometry& InParentGeometry) const override;
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/*~ SCompoundWidget interface */
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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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FReply OnMouseButtonDown(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent) override;
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FReply OnMouseButtonUp(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent) override;
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void OnMouseEnter(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent) override;
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void OnMouseLeave(const FPointerEvent& MouseEvent) override;
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EVisibility GetHandleVisibility() const;
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private:
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TWeakPtr<FLayerBarModel> WeakLayerBar;
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TWeakPtr<FSequencerEditorViewModel> WeakEditor;
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TWeakPtr<STrackAreaView> WeakTrackArea;
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};
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} // namespace Sequencer
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} // namespace UE
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