public class RenderViewport : RenderViewportBase<SliverPhysicalContainerParentData>, HitTestTarget, ContainerRenderObjectMixin, RenderAbstractViewport

Constructors

RenderViewport(AxisDirection, AxisDirection, ViewportOffset, Single, List<RenderSliver>, RenderSliver, Single)

Declaration

public RenderViewport(AxisDirection axisDirection = AxisDirection.down, AxisDirection crossAxisDirection = AxisDirection.right, ViewportOffset offset = null, float anchor = 0F, List<RenderSliver> children = null, RenderSliver center = null, float cacheExtent = 250F)

Parameters

Type	Name	Description
AxisDirection	axisDirection
AxisDirection	crossAxisDirection
ViewportOffset	offset
System.Single	anchor
System.Collections.Generic.List<RenderSliver>	children
RenderSliver	center
System.Single	cacheExtent

Fields

_anchor

Declaration

public float _anchor

Field Value

Type	Description
System.Single

_center

Declaration

public RenderSliver _center

Field Value

Type	Description
RenderSliver

Properties

anchor

Declaration

public float anchor { get; set; }

Property Value

Type	Description
System.Single

center

Declaration

public RenderSliver center { get; set; }

Property Value

Type	Description
RenderSliver

childrenInHitTestOrder

Declaration

protected override IEnumerable<RenderSliver> childrenInHitTestOrder { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<RenderSliver>

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.childrenInHitTestOrder

childrenInPaintOrder

Declaration

protected override IEnumerable<RenderSliver> childrenInPaintOrder { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<RenderSliver>

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.childrenInPaintOrder

hasVisualOverflow

Declaration

protected override bool hasVisualOverflow { get; }

Property Value

Type	Description
System.Boolean

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.hasVisualOverflow

indexOfFirstChild

Declaration

protected override int indexOfFirstChild { get; }

Property Value

Type	Description
System.Int32

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.indexOfFirstChild

sizedByParent

Declaration

protected override bool sizedByParent { get; }

Property Value

Type	Description
System.Boolean

Overrides

RenderObject.sizedByParent

Methods

applyPaintTransform(RenderObject, Matrix3)

Declaration

public override void applyPaintTransform(RenderObject child, Matrix3 transform)

Parameters

Type	Name	Description
RenderObject	child
Matrix3	transform

Overrides

RenderBox.applyPaintTransform(RenderObject, Matrix3)

computeChildMainAxisPosition(RenderSliver, Single)

Declaration

protected override float computeChildMainAxisPosition(RenderSliver child, float parentMainAxisPosition)

Parameters

Type	Name	Description
RenderSliver	child
System.Single	parentMainAxisPosition

Returns

Type	Description
System.Single

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.computeChildMainAxisPosition(Unity.UIWidgets.rendering.RenderSliver, System.Single)

debugFillProperties(DiagnosticPropertiesBuilder)

Declaration

public override void debugFillProperties(DiagnosticPropertiesBuilder properties)

Parameters

Type	Name	Description
DiagnosticPropertiesBuilder	properties

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.debugFillProperties(Unity.UIWidgets.foundation.DiagnosticPropertiesBuilder)

labelForChild(Int32)

Declaration

protected override string labelForChild(int index)

Parameters

Type	Name	Description
System.Int32	index

Returns

Type	Description
System.String

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.labelForChild(System.Int32)

maxScrollObstructionExtentBefore(RenderSliver)

Declaration

protected override float maxScrollObstructionExtentBefore(RenderSliver child)

Parameters

Type	Name	Description
RenderSliver	child

Returns

Type	Description
System.Single

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.maxScrollObstructionExtentBefore(Unity.UIWidgets.rendering.RenderSliver)

paintOffsetOf(RenderSliver)

Declaration

protected override Offset paintOffsetOf(RenderSliver child)

Parameters

Type	Name	Description
RenderSliver	child

Returns

Type	Description
Offset

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.paintOffsetOf(Unity.UIWidgets.rendering.RenderSliver)

performLayout()

Declaration

protected override void performLayout()

Overrides

RenderBox.performLayout()

performResize()

Declaration

protected override void performResize()

Overrides

RenderBox.performResize()

scrollOffsetOf(RenderSliver, Single)

Declaration

protected override float scrollOffsetOf(RenderSliver child, float scrollOffsetWithinChild)

Parameters

Type	Name	Description
RenderSliver	child
System.Single	scrollOffsetWithinChild

Returns

Type	Description
System.Single

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.scrollOffsetOf(Unity.UIWidgets.rendering.RenderSliver, System.Single)

setupParentData(RenderObject)

Declaration

public override void setupParentData(RenderObject child)

Parameters

Type	Name	Description
RenderObject	child

Overrides

RenderBox.setupParentData(RenderObject)

updateChildLayoutOffset(RenderSliver, Single, GrowthDirection)

Declaration

protected override void updateChildLayoutOffset(RenderSliver child, float layoutOffset, GrowthDirection growthDirection)

Parameters

Type	Name	Description
RenderSliver	child
System.Single	layoutOffset
GrowthDirection	growthDirection

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.updateChildLayoutOffset(Unity.UIWidgets.rendering.RenderSliver, System.Single, Unity.UIWidgets.rendering.GrowthDirection)

updateOutOfBandData(GrowthDirection, SliverGeometry)

Declaration

protected override void updateOutOfBandData(GrowthDirection growthDirection, SliverGeometry childLayoutGeometry)

Parameters

Type	Name	Description
GrowthDirection	growthDirection
SliverGeometry	childLayoutGeometry

Overrides

Unity.UIWidgets.rendering.RenderViewportBase<Unity.UIWidgets.rendering.SliverPhysicalContainerParentData>.updateOutOfBandData(Unity.UIWidgets.rendering.GrowthDirection, Unity.UIWidgets.rendering.SliverGeometry)