HspColor class

A color in the HSP color space.

The HSP color space contains channels for hue, saturation, and perceivedBrightness.

See: http://alienryderflex.com/hsp.html

Inheritance
Annotations
  • @immutable

Constructors

HspColor(num hue, num saturation, num perceivedBrightness, [int alpha = 255])
A color in the HSP color space.
const
HspColor.extrapolate(List<double> values)
Constructs a HspColor from a list of hsp values on a 0 to 1 scale.
factory
HspColor.from(ColorModel color)
Constructs a HspColor from color.
factory
HspColor.fromHex(String hex)
Constructs a HspColor from a RGB hex color.
factory
HspColor.fromList(List<num> values)
Constructs a HspColor from a list of hsp values.
factory
HspColor.random({num minHue = 0, num maxHue = 360, num minSaturation = 0, num maxSaturation = 100, num minPerceivedBrightness = 0, num maxPerceivedBrightness = 100, int? seed})
Generates a HspColor at random.
factory

Properties

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

Methods

castTo(ColorModel other) ColorModel
Converts this color to other's color space.
inherited
convert(ColorModel other) HspColor
Converts other to this color's color space.
override
cooler(num amount, {bool relative = true}) HspColor
Adjusts the hue of this color by amount towards 270 degrees, capping the value at 270.
override
copyWith({num? hue, num? saturation, num? perceivedBrightness, int? alpha}) HspColor
Returns a copy of this color modified with the provided values.
override
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) HspColor
Interpolates to step between this and end.
override
lerpTo(ColorModel color, int steps, {ColorSpace? colorSpace, bool excludeOriginalColors = false}) List<HspColor>
Returns the interpolated steps between this color and color.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
rotateHue(num amount) HspColor
Rotates the hue of this color by amount in degrees.
override
rotateHueRad(double amount) HspColor
Rotates the hue of this color by amount in radians.
override
toCmykColor() CmykColor
Converts this to the CMYK color space.
inherited
toFactoredList() List<double>
Returns a fixed-length list containing the hue, saturation, and perceivedBrightness values factored to be on 0 to 1 scale.
toFactoredListWithAlpha() List<double>
Returns a fixed-length list containing the hue, saturation, perceivedBrightness, and alpha values factored to be on 0 to 1 scale.
toHsbColor() HsbColor
Converts this to the HSB color space.
inherited
toHsiColor() HsiColor
Converts this to the HSI color space.
inherited
toHslColor() HslColor
Converts this to the HSL color space.
inherited
toHspColor() HspColor
Converts this to the HSP color space.
override
toLabColor() LabColor
Converts this to the LAB color space.
inherited
toList() List<num>
Returns a fixed-length list containing the hue, saturation, and perceivedBrightness values, in that order.
override
toListWithAlpha() List<num>
Returns a fixed-length list containing the hue, saturation, perceivedBrightness, and alpha values, in that order.
override
toOklabColor() OklabColor
Converts this to the Oklab color space.
inherited
toRgbColor() RgbColor
Converts this to the RGB color space.
override
toString() String
A string representation of this object.
override
toXyzColor() XyzColor
Converts this to the XYZ color space.
inherited
warmer(num amount, {bool relative = true}) HspColor
Adjusts the hue of this color by amount towards 90 degrees, capping the value at 90.
override
withAlpha(int alpha) HspColor
Returns this HspColor modified with the provided alpha value.
override
withChroma(double chroma) HspColor
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.
override
withHue(num hue) HspColor
Returns this HspColor modified with the provided hue value.
override
withOpacity(double opacity) HspColor
Returns this ColorModel with the provided opacity value.
override
withValues(List<num> values) HspColor
Returns a color in this color's color space with the values provided.
override

Operators

operator ==(Object other) bool
The equality operator.
override