Class VisualTreeHandler

Namespace

DrawnUi.Draw

Assembly

DrawnUi.Maui.dll

public class VisualTreeHandler

Inheritance

object

VisualTreeHandler

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Extension Methods

InternalExtensions.FromPlatform(object)

Fields

ActiveTree

This is used for rendering

protected VisualLayer ActiveTree

Field Value

VisualLayer

PreparedTree

This is prepared and can be used to replace ActiveTree

protected VisualLayer PreparedTree

Field Value

VisualLayer

Properties

IsReady

public bool IsReady { get; }

Property Value

bool

WasRendered

public bool WasRendered { get; }

Property Value

bool

Methods

DumpActiveTree()

public void DumpActiveTree()

DumpPreparedTree()

public void DumpPreparedTree()

DumpTree(VisualLayer, string, bool, int)

public void DumpTree(VisualLayer node, string prefix = "", bool isLast = true, int level = 0)

Parameters

node VisualLayer

prefix string

isLast bool

level int

PrepareRenderingTree(DrawingContext, float, float, SkiaControl)

STEP 1 (or Background thread) prepare rendering tree that will be used for rendering later.

public void PrepareRenderingTree(DrawingContext context, float widthRequest, float heightRequest, SkiaControl root)

Parameters

context DrawingContext

widthRequest float

heightRequest float

root SkiaControl

Render(DrawingContext)

STEP 2 (or Main thread) use prepared rendering tree to draw its nodes

public void Render(DrawingContext context)

Parameters

context DrawingContext

RenderTreeInternal(DrawingContext, VisualLayer)

Used by STEP 2 RenderTree method

protected void RenderTreeInternal(DrawingContext context, VisualLayer node)

Parameters

context DrawingContext

node VisualLayer