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