RenderingContext class abstract

Base type for canvas rendering contexts.

Returned by HTMLCanvasElement.getContext. Cast to the specific context type (e.g., CanvasRenderingContext2D) based on the CanvasContextType you requested.

final ctx = canvas.getContext(CanvasContextType.canvas2d)
    as CanvasRenderingContext2D;
ctx.fillRect(0, 0, 100, 100);

Constructors

RenderingContext()

Properties

canvas → HTMLCanvasElement

The canvas element this context draws on.

no setter

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited