palette

package module
v1.0.3 Latest Latest
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 Go to latest Published: Dec 24, 2018 License: Apache-2.0 Imports: 7 Imported by: 0

README

palette

go library for working with colors

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	ColorTransparent          = color.RGBA{}
	ColorAliceblue            = color.RGBA{0xf0, 0xf8, 0xff, 0xff}
	ColorAntiquewhite         = color.RGBA{0xfa, 0xeb, 0xd7, 0xff}
	ColorAqua                 = color.RGBA{0x00, 0xff, 0xff, 0xff}
	ColorAquamarine           = color.RGBA{0x7f, 0xff, 0xd4, 0xff}
	ColorAzure                = color.RGBA{0xf0, 0xff, 0xff, 0xff}
	ColorBeige                = color.RGBA{0xf5, 0xf5, 0xdc, 0xff}
	ColorBisque               = color.RGBA{0xff, 0xe4, 0xc4, 0xff}
	ColorBlack                = color.RGBA{0x00, 0x00, 0x00, 0xff}
	ColorBlanchedalmond       = color.RGBA{0xff, 0xeb, 0xcd, 0xff}
	ColorBlue                 = color.RGBA{0x00, 0x00, 0xff, 0xff}
	ColorBlueviolet           = color.RGBA{0x8a, 0x2b, 0xe2, 0xff}
	ColorBrown                = color.RGBA{0xa5, 0x2a, 0x2a, 0xff}
	ColorBurlywood            = color.RGBA{0xde, 0xb8, 0x87, 0xff}
	ColorBurntsienna          = color.RGBA{0xea, 0x7e, 0x5d, 0xff}
	ColorCadetblue            = color.RGBA{0x5f, 0x9e, 0xa0, 0xff}
	ColorChartreuse           = color.RGBA{0x7f, 0xff, 0x00, 0xff}
	ColorChocolate            = color.RGBA{0xd2, 0x69, 0x1e, 0xff}
	ColorCoral                = color.RGBA{0xff, 0x7f, 0x50, 0xff}
	ColorCornflowerblue       = color.RGBA{0x64, 0x95, 0xed, 0xff}
	ColorCornsilk             = color.RGBA{0xff, 0xf8, 0xdc, 0xff}
	ColorCrimson              = color.RGBA{0xdc, 0x14, 0x3c, 0xff}
	ColorCyan                 = color.RGBA{0x00, 0xff, 0xff, 0xff}
	ColorDarkblue             = color.RGBA{0x00, 0x00, 0x8b, 0xff}
	ColorDarkcyan             = color.RGBA{0x00, 0x8b, 0x8b, 0xff}
	ColorDarkgoldenrod        = color.RGBA{0xb8, 0x86, 0x0b, 0xff}
	ColorDarkgray             = color.RGBA{0xa9, 0xa9, 0xa9, 0xff}
	ColorDarkgreen            = color.RGBA{0x00, 0x64, 0x00, 0xff}
	ColorDarkgrey             = color.RGBA{0xa9, 0xa9, 0xa9, 0xff}
	ColorDarkkhaki            = color.RGBA{0xbd, 0xb7, 0x6b, 0xff}
	ColorDarkmagenta          = color.RGBA{0x8b, 0x00, 0x8b, 0xff}
	ColorDarkolivegreen       = color.RGBA{0x55, 0x6b, 0x2f, 0xff}
	ColorDarkorange           = color.RGBA{0xff, 0x8c, 0x00, 0xff}
	ColorDarkorchid           = color.RGBA{0x99, 0x32, 0xcc, 0xff}
	ColorDarkred              = color.RGBA{0x8b, 0x00, 0x00, 0xff}
	ColorDarksalmon           = color.RGBA{0xe9, 0x96, 0x7a, 0xff}
	ColorDarkseagreen         = color.RGBA{0x8f, 0xbc, 0x8f, 0xff}
	ColorDarkslateblue        = color.RGBA{0x48, 0x3d, 0x8b, 0xff}
	ColorDarkslategray        = color.RGBA{0x2f, 0x4f, 0x4f, 0xff}
	ColorDarkslategrey        = color.RGBA{0x2f, 0x4f, 0x4f, 0xff}
	ColorDarkturquoise        = color.RGBA{0x00, 0xce, 0xd1, 0xff}
	ColorDarkviolet           = color.RGBA{0x94, 0x00, 0xd3, 0xff}
	ColorDeeppink             = color.RGBA{0xff, 0x14, 0x93, 0xff}
	ColorDeepskyblue          = color.RGBA{0x00, 0xbf, 0xff, 0xff}
	ColorDimgray              = color.RGBA{0x69, 0x69, 0x69, 0xff}
	ColorDimgrey              = color.RGBA{0x69, 0x69, 0x69, 0xff}
	ColorDodgerblue           = color.RGBA{0x1e, 0x90, 0xff, 0xff}
	ColorFirebrick            = color.RGBA{0xb2, 0x22, 0x22, 0xff}
	ColorFloralwhite          = color.RGBA{0xff, 0xfa, 0xf0, 0xff}
	ColorForestgreen          = color.RGBA{0x22, 0x8b, 0x22, 0xff}
	ColorFuchsia              = color.RGBA{0xff, 0x00, 0xff, 0xff}
	ColorGainsboro            = color.RGBA{0xdc, 0xdc, 0xdc, 0xff}
	ColorGhostwhite           = color.RGBA{0xf8, 0xf8, 0xff, 0xff}
	ColorGold                 = color.RGBA{0xff, 0xd7, 0x00, 0xff}
	ColorGoldenrod            = color.RGBA{0xda, 0xa5, 0x20, 0xff}
	ColorGray                 = color.RGBA{0x80, 0x80, 0x80, 0xff}
	ColorGreen                = color.RGBA{0x00, 0x80, 0x00, 0xff}
	ColorGreenyellow          = color.RGBA{0xad, 0xff, 0x2f, 0xff}
	ColorGrey                 = color.RGBA{0x80, 0x80, 0x80, 0xff}
	ColorHoneydew             = color.RGBA{0xf0, 0xff, 0xf0, 0xff}
	ColorHotpink              = color.RGBA{0xff, 0x69, 0xb4, 0xff}
	ColorIndianred            = color.RGBA{0xcd, 0x5c, 0x5c, 0xff}
	ColorIndigo               = color.RGBA{0x4b, 0x00, 0x82, 0xff}
	ColorIvory                = color.RGBA{0xff, 0xff, 0xf0, 0xff}
	ColorKhaki                = color.RGBA{0xf0, 0xe6, 0x8c, 0xff}
	ColorLavender             = color.RGBA{0xe6, 0xe6, 0xfa, 0xff}
	ColorLavenderblush        = color.RGBA{0xff, 0xf0, 0xf5, 0xff}
	ColorLawngreen            = color.RGBA{0x7c, 0xfc, 0x00, 0xff}
	ColorLemonchiffon         = color.RGBA{0xff, 0xfa, 0xcd, 0xff}
	ColorLightblue            = color.RGBA{0xad, 0xd8, 0xe6, 0xff}
	ColorLightcoral           = color.RGBA{0xf0, 0x80, 0x80, 0xff}
	ColorLightcyan            = color.RGBA{0xe0, 0xff, 0xff, 0xff}
	ColorLightgoldenrodyellow = color.RGBA{0xfa, 0xfa, 0xd2, 0xff}
	ColorLightgray            = color.RGBA{0xd3, 0xd3, 0xd3, 0xff}
	ColorLightgreen           = color.RGBA{0x90, 0xee, 0x90, 0xff}
	ColorLightgrey            = color.RGBA{0xd3, 0xd3, 0xd3, 0xff}
	ColorLightpink            = color.RGBA{0xff, 0xb6, 0xc1, 0xff}
	ColorLightsalmon          = color.RGBA{0xff, 0xa0, 0x7a, 0xff}
	ColorLightseagreen        = color.RGBA{0x20, 0xb2, 0xaa, 0xff}
	ColorLightskyblue         = color.RGBA{0x87, 0xce, 0xfa, 0xff}
	ColorLightslategray       = color.RGBA{0x77, 0x88, 0x99, 0xff}
	ColorLightslategrey       = color.RGBA{0x77, 0x88, 0x99, 0xff}
	ColorLightsteelblue       = color.RGBA{0xb0, 0xc4, 0xde, 0xff}
	ColorLightyellow          = color.RGBA{0xff, 0xff, 0xe0, 0xff}
	ColorLime                 = color.RGBA{0x00, 0xff, 0x00, 0xff}
	ColorLimegreen            = color.RGBA{0x32, 0xcd, 0x32, 0xff}
	ColorLinen                = color.RGBA{0xfa, 0xf0, 0xe6, 0xff}
	ColorMagenta              = color.RGBA{0xff, 0x00, 0xff, 0xff}
	ColorMaroon               = color.RGBA{0x80, 0x00, 0x00, 0xff}
	ColorMediumaquamarine     = color.RGBA{0x66, 0xcd, 0xaa, 0xff}
	ColorMediumblue           = color.RGBA{0x00, 0x00, 0xcd, 0xff}
	ColorMediumorchid         = color.RGBA{0xba, 0x55, 0xd3, 0xff}
	ColorMediumpurple         = color.RGBA{0x93, 0x70, 0xdb, 0xff}
	ColorMediumseagreen       = color.RGBA{0x3c, 0xb3, 0x71, 0xff}
	ColorMediumslateblue      = color.RGBA{0x7b, 0x68, 0xee, 0xff}
	ColorMediumspringgreen    = color.RGBA{0x00, 0xfa, 0x9a, 0xff}
	ColorMediumturquoise      = color.RGBA{0x48, 0xd1, 0xcc, 0xff}
	ColorMediumvioletred      = color.RGBA{0xc7, 0x15, 0x85, 0xff}
	ColorMidnightblue         = color.RGBA{0x19, 0x19, 0x70, 0xff}
	ColorMintcream            = color.RGBA{0xf5, 0xff, 0xfa, 0xff}
	ColorMistyrose            = color.RGBA{0xff, 0xe4, 0xe1, 0xff}
	ColorMoccasin             = color.RGBA{0xff, 0xe4, 0xb5, 0xff}
	ColorNavajowhite          = color.RGBA{0xff, 0xde, 0xad, 0xff}
	ColorNavy                 = color.RGBA{0x00, 0x00, 0x80, 0xff}
	ColorOldlace              = color.RGBA{0xfd, 0xf5, 0xe6, 0xff}
	ColorOlive                = color.RGBA{0x80, 0x80, 0x00, 0xff}
	ColorOlivedrab            = color.RGBA{0x6b, 0x8e, 0x23, 0xff}
	ColorOrange               = color.RGBA{0xff, 0xa5, 0x00, 0xff}
	ColorOrangered            = color.RGBA{0xff, 0x45, 0x00, 0xff}
	ColorOrchid               = color.RGBA{0xda, 0x70, 0xd6, 0xff}
	ColorPalegoldenrod        = color.RGBA{0xee, 0xe8, 0xaa, 0xff}
	ColorPalegreen            = color.RGBA{0x98, 0xfb, 0x98, 0xff}
	ColorPaleturquoise        = color.RGBA{0xaf, 0xee, 0xee, 0xff}
	ColorPalevioletred        = color.RGBA{0xdb, 0x70, 0x93, 0xff}
	ColorPapayawhip           = color.RGBA{0xff, 0xef, 0xd5, 0xff}
	ColorPeachpuff            = color.RGBA{0xff, 0xda, 0xb9, 0xff}
	ColorPeru                 = color.RGBA{0xcd, 0x85, 0x3f, 0xff}
	ColorPink                 = color.RGBA{0xff, 0xc0, 0xcb, 0xff}
	ColorPlum                 = color.RGBA{0xdd, 0xa0, 0xdd, 0xff}
	ColorPowderblue           = color.RGBA{0xb0, 0xe0, 0xe6, 0xff}
	ColorPurple               = color.RGBA{0x80, 0x00, 0x80, 0xff}
	ColorRebeccapurple        = color.RGBA{0x66, 0x33, 0x99, 0xff}
	ColorRed                  = color.RGBA{0xff, 0x00, 0x00, 0xff}
	ColorRosybrown            = color.RGBA{0xbc, 0x8f, 0x8f, 0xff}
	ColorRoyalblue            = color.RGBA{0x41, 0x69, 0xe1, 0xff}
	ColorSaddlebrown          = color.RGBA{0x8b, 0x45, 0x13, 0xff}
	ColorSalmon               = color.RGBA{0xfa, 0x80, 0x72, 0xff}
	ColorSandybrown           = color.RGBA{0xf4, 0xa4, 0x60, 0xff}
	ColorSeagreen             = color.RGBA{0x2e, 0x8b, 0x57, 0xff}
	ColorSeashell             = color.RGBA{0xff, 0xf5, 0xee, 0xff}
	ColorSienna               = color.RGBA{0xa0, 0x52, 0x2d, 0xff}
	ColorSilver               = color.RGBA{0xc0, 0xc0, 0xc0, 0xff}
	ColorSkyblue              = color.RGBA{0x87, 0xce, 0xeb, 0xff}
	ColorSlateblue            = color.RGBA{0x6a, 0x5a, 0xcd, 0xff}
	ColorSlategray            = color.RGBA{0x70, 0x80, 0x90, 0xff}
	ColorSlategrey            = color.RGBA{0x70, 0x80, 0x90, 0xff}
	ColorSnow                 = color.RGBA{0xff, 0xfa, 0xfa, 0xff}
	ColorSpringgreen          = color.RGBA{0x00, 0xff, 0x7f, 0xff}
	ColorSteelblue            = color.RGBA{0x46, 0x82, 0xb4, 0xff}
	ColorTan                  = color.RGBA{0xd2, 0xb4, 0x8c, 0xff}
	ColorTeal                 = color.RGBA{0x00, 0x80, 0x80, 0xff}
	ColorThistle              = color.RGBA{0xd8, 0xbf, 0xd8, 0xff}
	ColorTomato               = color.RGBA{0xff, 0x63, 0x47, 0xff}
	ColorTurquoise            = color.RGBA{0x40, 0xe0, 0xd0, 0xff}
	ColorViolet               = color.RGBA{0xee, 0x82, 0xee, 0xff}
	ColorWheat                = color.RGBA{0xf5, 0xde, 0xb3, 0xff}
	ColorWhite                = color.RGBA{0xff, 0xff, 0xff, 0xff}
	ColorWhitesmoke           = color.RGBA{0xf5, 0xf5, 0xf5, 0xff}
	ColorYellow               = color.RGBA{0xff, 0xff, 0x00, 0xff}
	ColorYellowgreen          = color.RGBA{0x9a, 0xcd, 0x32, 0xff}
)

Functions

func Brighten 

func Brighten(col RGBA, amount float64) color.Color

func Parse 

func Parse(colorStr string) color.Color

func Random 

func Random() color.Color

func Tetrad 

func Tetrad(col HSLA) (color.Color, color.Color, color.Color, color.Color)

func ToHex 

func ToHex(col color.Color) string

func Triad 

func Triad(col HSLA) (color.Color, color.Color, color.Color)

Types

type HSLA 

type HSLA struct {
	H, S, L, A float64
}

func Greyscale 

func Greyscale(hsla HSLA) HSLA

returns the grayscale of an grayscale

func Lighten 

func Lighten(hsla HSLA, amount float64) HSLA

saturate by a percent if want to darken give negative amount

func NewHSLA 

func NewHSLA(col color.Color) HSLA

func Saturate 

func Saturate(hsla HSLA, amount float64) HSLA

saturate by a percent if want to desaturate give negative amount

func Spin 

func Spin(hsla HSLA, amount float64) HSLA

func (HSLA) Greyscale 

func (hsla HSLA) Greyscale() HSLA

func (HSLA) Lighten 

func (hsla HSLA) Lighten(amount float64) HSLA

func (HSLA) RGBA 

func (hsla HSLA) RGBA() (r, g, b, a uint32)

func (HSLA) Saturate 

func (hsla HSLA) Saturate(amount float64) HSLA

func (HSLA) Spin 

func (hsla HSLA) Spin(amount float64) HSLA

func (HSLA) Tetrad 

func (hsla HSLA) Tetrad() (color.Color, color.Color, color.Color, color.Color)

func (HSLA) ToRGBA 

func (hsla HSLA) ToRGBA() RGBA

Hsl creates a new RGBA color from hsl

func (HSLA) Triad 

func (hsla HSLA) Triad() (color.Color, color.Color, color.Color)

type RGBA 

type RGBA struct {
	R, G, B, A float64
}

A color is stored internally using sRGB (standard RGB) values in the range 0-1

func Mix 

func Mix(rgba1, rgba2 RGBA, amount float64) RGBA

func Multiply 

func Multiply(rgba1, rgba2 RGBA) RGBA

func NewRGBA 

func NewRGBA(col color.Color) RGBA

func (RGBA) Mix 

func (rgba RGBA) Mix(rgba2 RGBA, amount float64) RGBA

func (RGBA) Multiply 

func (rgba RGBA) Multiply(rgba2 RGBA) RGBA

func (RGBA) RGBA 

func (rgba RGBA) RGBA() (r, g, b, a uint32)

func (RGBA) ToHSLA 

func (rgba RGBA) ToHSLA() (hsla HSLA)

Hsl returns the Hue [0..360], Saturation [0..1], Luminance (lightness) [0..1] of the color and alpha [0..1]

func (RGBA) ToHex 

func (rgba RGBA) ToHex() string

Source Files

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