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#review vincent.gauthier #preflight 60783dbd06b89e000178adb1 [CL 16025206 by Patrick Boutot in ue5-main branch]
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Designer/SZoomPan.h"
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#include "Layout/LayoutUtils.h"
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/////////////////////////////////////////////////////
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// SZoomPan
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void SZoomPan::Construct(const FArguments& InArgs)
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{
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bHasRelativeLayoutScale = true;
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ViewOffset = InArgs._ViewOffset;
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ZoomAmount = InArgs._ZoomAmount;
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ChildSlot
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[
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InArgs._Content.Widget
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];
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}
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void SZoomPan::SetContent(const TSharedRef< SWidget >& InContent)
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{
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ChildSlot
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[
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InContent
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];
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}
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void SZoomPan::OnArrangeChildren(const FGeometry& AllottedGeometry, FArrangedChildren& ArrangedChildren) const
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{
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const EVisibility ChildVisibility = ChildSlot.GetWidget()->GetVisibility();
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if ( ArrangedChildren.Accepts(ChildVisibility) )
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{
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const FMargin SlotPadding(ChildSlot.GetPadding());
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AlignmentArrangeResult XResult = AlignChild<Orient_Horizontal>(AllottedGeometry.Size.X, ChildSlot, SlotPadding, 1);
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AlignmentArrangeResult YResult = AlignChild<Orient_Vertical>(AllottedGeometry.Size.Y, ChildSlot, SlotPadding, 1);
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ArrangedChildren.AddWidget( ChildVisibility, AllottedGeometry.MakeChild(
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ChildSlot.GetWidget(),
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FVector2D(XResult.Offset, YResult.Offset) - ViewOffset.Get(),
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ChildSlot.GetWidget()->GetDesiredSize(),
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ZoomAmount.Get()
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) );
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}
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}
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float SZoomPan::GetRelativeLayoutScale(int32 ChildIndex, float LayoutScaleMultiplier) const
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{
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return ZoomAmount.Get();
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}
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