ContrastHelper class Null safety

Concept source: https://stackoverflow.com/a/9733420

Constructors

ContrastHelper()

Properties

hashCode → int

The hash code for this object.

read-only, inherited

runtimeType → Type

A representation of the runtime type of the object.

read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a non-existent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

contrast(dynamic rgb1, dynamic rgb2) → double

luminance(int? r, int? g, int? b) → double