HsiColor class

A color in the HSI color space.

The HSI color space contains channels for hue, saturation, and intensity.

Implemented types
Available Extensions

Constructors

HsiColor(num hue, num saturation, num intensity, [int alpha = 255])
A color in the HSI color space.
const
HsiColor.extrapolate(List<double> values)
Constructs a HsiColor from a list of hsi values on a 0 to 1 scale.
factory
HsiColor.from(ColorModel color)
Constructs a HsiColor from color.
factory
HsiColor.fromColor(Color color)
Constructs a HsiColor from color.
factory
HsiColor.fromHex(String hex)
Constructs a HsiColor from a RGB hex color.
factory
HsiColor.fromList(List<num> values)
Constructs a HsiColor from a list of hsi values.
factory
HsiColor.random({num minHue = 0, num maxHue = 360, num minSaturation = 0, num maxSaturation = 100, num minIntensity = 0, num maxIntensity = 100, int? seed})
Generates a HsiColor at random.
factory

Properties

alpha → int
The alpha value of this color.
finalinherited
blue → int
The blue value of this color.
no setterinherited
chroma → double
Calculates a value representing this color's lightness on a linear scale.
no setterinherited
green → int
The green value of this color.
no setterinherited
hashCode → int
The hash code for this object.
no setterinherited
hex → String
Returns this as a hexidecimal string.
no setterinherited
hue → num
The hue value of this color.
finalinherited
intensity → num
The intensity value of this color.
finalinherited
inverted → HsiColor
Adjusts this colors hue by 180 degrees while inverting the saturation and intensity values.
no setter
isBlack → bool
Returns true if this color is pure black.
no setterinherited
isMonochromatic → bool
Returns true if this color is monochromatic.
no setterinherited
isWhite → bool
Returns true if this color is pure white.
no setterinherited
opacity → double
The alpha value as a double normalized to a 0.0 to 1.0 range.
no setterinherited
opposite → HsiColor
Returns the color with the hue opposite of this colors'.
no setter
red → int
The red value of this color.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
saturation → num
The saturation value of this color.
finalinherited
value → int
A 32 bit value representing this color.
no setteroverride

Methods

castTo(ColorModel other) → ColorModel
Converts this color to other's color space.
inherited
computeLuminance() → double
Returns a brightness value between 0 for darkest and 1 for lightest.
inherited
convert(ColorModel other) → HsiColor
Converts other to this color's color space.
cooler(num amount, {bool relative = true}) → HsiColor
Adjusts the hue of this color by amount towards 270 degrees, capping the value at 270.
copyWith({num? hue, num? saturation, num? intensity, int? alpha}) → HsiColor
Returns a copy of this color modified with the provided values.
distanceTo(ColorModel color) → double
Returns the distance between this color's hue and color's hue in degrees.
inherited
equals(ColorModel color) → bool
Compares colors in the RGB color space.
inherited
interpolate(ColorModel end, double step) → HsiColor
Interpolates to step between this and end.
lerpTo(ColorModel color, int steps, {ColorSpace? colorSpace, bool excludeOriginalColors = false}) → List<HsiColor>
Returns the interpolated steps between this color and color.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
rotateHue(num amount) → HsiColor
Rotates the hue of this color by amount in degrees.
rotateHueRad(double amount) → HsiColor
Rotates the hue of this color by amount in radians.
toCmykColor() → CmykColor
Converts this to the CMYK color space.
inherited
toFactoredList() → List<double>
Returns a fixed-length list containing the hue, saturation, and intensity values factored to be on 0 to 1 scale.
inherited
toFactoredListWithAlpha() → List<double>
Returns a fixed-length list containing the hue, saturation, intensity, and alpha values factored to be on 0 to 1 scale.
inherited
toHsbColor() → HsbColor
Converts this to the HSV color space.
inherited
toHsiColor() → HsiColor
Converts this to the HSI color space.
toHslColor() → HslColor
Converts this to the HSL color space.
inherited
toHspColor() → HspColor
Converts this to the HSP color space.
inherited
toLabColor() → LabColor
Converts this to the LAB color space.
inherited
toList() → List<num>
Returns a fixed-length list containing the hue, saturation, and intensity values, in that order.
inherited
toListWithAlpha() → List<num>
Returns a fixed-length list containing the hue, saturation, intensity, and alpha values, in that order.
inherited
toOklabColor() → OklabColor
Converts this to the Oklab color space.
inherited
toRgbColor() → RgbColor
Converts this to the RGB color space.
inherited
toString() → String
A string representation of this object.
inherited
toXyzColor() → XyzColor
Converts this to the XYZ color space.
inherited
warmer(num amount, {bool relative = true}) → HsiColor
Adjusts the hue of this color by amount towards 90 degrees, capping the value at 90.
withAlpha(int alpha) → HsiColor
Returns this HsiColor modified with the provided alpha value.
withBlue(num blue) → HsiColor
Returns a new color that matches this color with the blue channel replaced with b (which ranges from 0 to 255).
override
withChroma(double chroma) → HsiColor
Converts this color to the Oklab color space, calculates and applies a new lightness value from the proivded chroma value, and converts it back to the original color space.
withGreen(num green) → HsiColor
Returns a new color that matches this color with the green channel replaced with g (which ranges from 0 to 255).
override
withHue(num hue) → HsiColor
Returns this HsiColor modified with the provided hue value.
withOpacity(double opacity) → HsiColor
Returns this ColorModel with the provided opacity value.
withRed(num red) → HsiColor
Returns a new color that matches this color with the red channel replaced with r (which ranges from 0 to 255).
override
withValues(List<num> values) → HsiColor
Returns a color in this color's color space with the values provided.

Operators

operator ==(Object other) → bool
The equality operator.
inherited