Color class abstract

An abstract class representing a color in various color spaces.

This class provides a base for different color space implementations, such as RGB, HSL, and more. Colors can be used to represent and manipulate colors in different color models and can be used for various purposes, including UI design, graphics, and data visualization.

Implementers

• Cubehelix
• Hcl
• Hsl
• Lab
• Rgb

Constructors

Color.new([num opacity = 1])

Properties

hashCode → int

The hash code for this object.

no setter, inherited

opacity ↔ num

This color’s opacity, typically in the range [0, 1].

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

brighter([num k]) → Color

Returns a brighter copy of this color.

copy() → Color

Returns a copy of this color.

darker([num k]) → Color

Returns a darker copy of this color.

displayable() → bool

Returns true if and only if the color is displayable on standard hardware.

formatHex() → String

Returns a hexadecimal string representing this color in RGB space, such as #f7eaba.

formatHex8() → String

Returns a hexadecimal string representing this color in RGBA space, such as #f7eaba90.

formatHsl() → String

Returns a string representing this color according to the CSS Color Module Level 3 specification, such as hsl(257, 50%, 80%) or hsla(257, 50%, 80%, 0.2).

formatRgb() → String

Returns a string representing this color according to the CSS Object Model specification, such as rgb(247, 234, 186) or rgba(247, 234, 186, 0.2).

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

rgb() → Rgb

Returns the RGB equivalent of this color.

toString() → String

An alias for formatRgb.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

parse(String specifier) → Color

Parses the specified CSS Color Module Level 3 specifier string, returning an RGB or HSL color, along with CSS Color Module Level 4 hex specifier strings.

tryParse(String specifier) → Color?

Like parse, except that this function returns null for invalid inputs instead of throwing.