ColorShades class

A collection of color shades from light to dark.

Implements both Color and ColorSwatch to provide a primary color and access to different shade values (50, 100, 200, ..., 950).

Implemented types

• Color
• ColorSwatch

Available extensions

• ColorExtension

Constructors

ColorShades.fromAccent(Color accent, {int base = 500, int hueShift = 0, int saturationStepDown = 0, int saturationStepUp = 0, int lightnessStepDown = 8, int lightnessStepUp = 9})

Creates color shades from an accent color.

factory

ColorShades.fromAccentHSL(HSLColor accent, {int base = 500, int hueShift = 0, int saturationStepDown = 0, int saturationStepUp = 0, int lightnessStepDown = 8, int lightnessStepUp = 9})

Creates color shades from an accent HSL color.

factory

ColorShades.fromMap(Map<int, Color> colors)

Creates color shades from a map of shade values to colors.

factory

ColorShades.raw(Map<int, Color> _colors)

Creates color shades from a raw map.

const

ColorShades.sorted(List<Color> colors)

Creates color shades from a sorted list of colors.

factory

Properties

a → double

The alpha channel of this color.

no setter, override

alpha → int

The alpha channel of this color in an 8 bit value.

no setter, override

b → double

The blue channel of this color.

no setter, override

blue → int

The blue channel of this color in an 8 bit value.

no setter, override

colorSpace → ColorSpace

The color space of this color.

no setter, override

g → double

The green channel of this color.

no setter, override

green → int

The green channel of this color in an 8 bit value.

no setter, override

hashCode → int

The hash code for this object.

no setter, override

keys → Iterable

Returns the valid keys for accessing operator[].

no setter, override

opacity → double

The alpha channel of this color as a double.

no setter, override

r → double

The red channel of this color.

no setter, override

red → int

The red channel of this color in an 8 bit value.

no setter, override

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

shade100 → Color

Gets shade 100.

no setter

shade200 → Color

Gets shade 200.

no setter

shade300 → Color

Gets shade 300.

no setter

shade400 → Color

Gets shade 400.

no setter

shade50 → Color

Gets the lightest shade (50).

no setter

shade500 → Color

Gets the medium/default shade (500).

no setter

shade600 → Color

Gets shade 600.

no setter

shade700 → Color

Gets shade 700.

no setter

shade800 → Color

Gets shade 800.

no setter

shade900 → Color

Gets shade 900.

no setter

shade950 → Color

Gets the darkest shade (950).

no setter

value → int

A 32 bit value representing this color.

no setter, override

Methods

computeLuminance() → double

Returns a brightness value between 0 for darkest and 1 for lightest.

override

get(int key) → Color

Gets the color for a specific shade value.

getContrastColor([double luminanceContrast = 1]) → Color

Available on Color, provided by the ColorExtension extension

Gets a contrasting color based on luminance.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

scaleAlpha(double factor) → Color

Available on Color, provided by the ColorExtension extension

Scales the alpha channel by a factor.

toARGB32() → int

Returns a 32-bit value representing this color.

override

toHex({bool includeHashSign = false, bool includeAlpha = true}) → String

Available on Color, provided by the ColorExtension extension

Converts this color to hexadecimal string.

toHSL() → HSLColor

Available on Color, provided by the ColorExtension extension

Converts this color to HSL color space.

toHSV() → HSVColor

Available on Color, provided by the ColorExtension extension

Converts this color to HSV color space.

toString() → String

A string representation of this object.

inherited

withAlpha(int a) → ColorShades

Returns a new color that matches this color with the alpha channel replaced with a (which ranges from 0 to 255).

override

withBlue(int b) → ColorShades

Returns a new color that matches this color with the blue channel replaced with b (which ranges from 0 to 255).

override

withGreen(int g) → Color

Returns a new color that matches this color with the green channel replaced with g (which ranges from 0 to 255).

override

withLuminance(double luminance) → Color

Available on Color, provided by the ColorExtension extension

Sets the luminance (lightness) of this color.

withOpacity(double opacity) → Color

Returns a new color that matches this color with the alpha channel replaced with the given opacity (which ranges from 0.0 to 1.0).

override

withRed(int r) → Color

Returns a new color that matches this color with the red channel replaced with r (which ranges from 0 to 255).

override

withValues({double? alpha, double? red, double? green, double? blue, ColorSpace? colorSpace}) → Color

Returns a new color with the provided components updated.

override

Operators

operator ==(Object other) → bool

The equality operator.

override

operator [](dynamic index) → Color

Returns an element of the swatch table.

override

Static Methods

shiftHSL(HSLColor hsv, int targetBase, {int base = 500, int hueShift = 0, int saturationStepUp = 0, int saturationStepDown = 0, int lightnessStepUp = 9, int lightnessStepDown = 8}) → HSLColor

Shifts an HSL color to a target shade value.

Constants

shadeValues → const List<int>

Standard shade values used in color palettes.