color

type ConvertibleColor interface {
	// HSV returns Hue and Saturation, converted from an internal format if required.
	HSV() (float64, float64, float64)
	// XYY returns X and Y in the CIE 1931 colour space, converted from an internal format if required.
	XYY() (float64, float64, float64)
	// RGB returns colour using 8 bit values, converted from an internal format if required.
	RGB() (uint8, uint8, uint8)
	// NativeColorspace returns the native colour space of the colour.
	NativeColorspace() NativeColorspace
}

type HSVColor struct {
	Hue   float64
	Sat   float64
	Value float64
}

type NativeColorspace uint8

type SRGBColor struct {
	R uint8
	G uint8
	B uint8
}

type XYColor struct {
	X  float64
	Y  float64
	Y2 float64
}