BaseRenderLayer class abstract

Base class that tracks a single dirty flag.

Implemented types

• RenderLayer

Implementers

• BackgroundLayer
• CrosshairLayer
• GridLayer
• SelectionHighlightLayer
• TooltipLayer

Constructors

BaseRenderLayer()

Properties

cacheable → bool

Whether this layer should be cached as a ui.Picture.

no setter, override

hashCode → int

The hash code for this object.

no setter, inherited

isDirty → bool

Whether this layer needs to be re-recorded on the next paint.

no setter, override

name → String

Human-readable name — used for debug logging and profiling.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

clearDirty() → void

Call at the end of paint to clear the dirty flag.

markDirty() → void

Mark this layer as dirty — will be re-recorded next frame.

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

onSizeChanged(Size size) → void

Called when canvas size changes so layers can recompute geometry.

override

paint(Canvas canvas, Size size) → void

Draw this layer onto canvas.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited