203 lines
3.9 KiB
Go
203 lines
3.9 KiB
Go
package aec
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import (
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"fmt"
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)
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// RGB3Bit is a 3bit RGB color.
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type RGB3Bit uint8
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// RGB8Bit is a 8bit RGB color.
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type RGB8Bit uint8
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func newSGR(n uint) ANSI {
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return newAnsi(fmt.Sprintf(esc+"%dm", n))
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}
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// NewRGB3Bit create a RGB3Bit from given RGB.
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func NewRGB3Bit(r, g, b uint8) RGB3Bit {
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return RGB3Bit((r >> 7) | ((g >> 6) & 0x2) | ((b >> 5) & 0x4))
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}
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// NewRGB8Bit create a RGB8Bit from given RGB.
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func NewRGB8Bit(r, g, b uint8) RGB8Bit {
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return RGB8Bit(16 + 36*(r/43) + 6*(g/43) + b/43)
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}
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// Color3BitF set the foreground color of text.
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func Color3BitF(c RGB3Bit) ANSI {
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return newAnsi(fmt.Sprintf(esc+"%dm", c+30))
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}
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// Color3BitB set the background color of text.
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func Color3BitB(c RGB3Bit) ANSI {
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return newAnsi(fmt.Sprintf(esc+"%dm", c+40))
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}
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// Color8BitF set the foreground color of text.
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func Color8BitF(c RGB8Bit) ANSI {
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return newAnsi(fmt.Sprintf(esc+"38;5;%dm", c))
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}
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// Color8BitB set the background color of text.
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func Color8BitB(c RGB8Bit) ANSI {
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return newAnsi(fmt.Sprintf(esc+"48;5;%dm", c))
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}
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// FullColorF set the foreground color of text.
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func FullColorF(r, g, b uint8) ANSI {
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return newAnsi(fmt.Sprintf(esc+"38;2;%d;%d;%dm", r, g, b))
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}
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// FullColorB set the foreground color of text.
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func FullColorB(r, g, b uint8) ANSI {
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return newAnsi(fmt.Sprintf(esc+"48;2;%d;%d;%dm", r, g, b))
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}
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// Style
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var (
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// Bold set the text style to bold or increased intensity.
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Bold ANSI
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// Faint set the text style to faint.
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Faint ANSI
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// Italic set the text style to italic.
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Italic ANSI
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// Underline set the text style to underline.
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Underline ANSI
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// BlinkSlow set the text style to slow blink.
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BlinkSlow ANSI
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// BlinkRapid set the text style to rapid blink.
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BlinkRapid ANSI
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// Inverse swap the foreground color and background color.
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Inverse ANSI
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// Conceal set the text style to conceal.
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Conceal ANSI
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// CrossOut set the text style to crossed out.
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CrossOut ANSI
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// Frame set the text style to framed.
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Frame ANSI
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// Encircle set the text style to encircled.
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Encircle ANSI
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// Overline set the text style to overlined.
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Overline ANSI
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)
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// Foreground color of text.
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var (
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// DefaultF is the default color of foreground.
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DefaultF ANSI
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// Normal color
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BlackF ANSI
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RedF ANSI
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GreenF ANSI
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YellowF ANSI
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BlueF ANSI
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MagentaF ANSI
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CyanF ANSI
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WhiteF ANSI
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// Light color
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LightBlackF ANSI
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LightRedF ANSI
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LightGreenF ANSI
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LightYellowF ANSI
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LightBlueF ANSI
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LightMagentaF ANSI
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LightCyanF ANSI
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LightWhiteF ANSI
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)
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// Background color of text.
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var (
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// DefaultB is the default color of background.
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DefaultB ANSI
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// Normal color
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BlackB ANSI
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RedB ANSI
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GreenB ANSI
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YellowB ANSI
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BlueB ANSI
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MagentaB ANSI
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CyanB ANSI
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WhiteB ANSI
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// Light color
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LightBlackB ANSI
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LightRedB ANSI
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LightGreenB ANSI
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LightYellowB ANSI
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LightBlueB ANSI
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LightMagentaB ANSI
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LightCyanB ANSI
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LightWhiteB ANSI
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)
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func init() {
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Bold = newSGR(1)
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Faint = newSGR(2)
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Italic = newSGR(3)
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Underline = newSGR(4)
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BlinkSlow = newSGR(5)
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BlinkRapid = newSGR(6)
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Inverse = newSGR(7)
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Conceal = newSGR(8)
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CrossOut = newSGR(9)
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BlackF = newSGR(30)
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RedF = newSGR(31)
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GreenF = newSGR(32)
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YellowF = newSGR(33)
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BlueF = newSGR(34)
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MagentaF = newSGR(35)
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CyanF = newSGR(36)
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WhiteF = newSGR(37)
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DefaultF = newSGR(39)
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BlackB = newSGR(40)
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RedB = newSGR(41)
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GreenB = newSGR(42)
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YellowB = newSGR(43)
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BlueB = newSGR(44)
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MagentaB = newSGR(45)
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CyanB = newSGR(46)
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WhiteB = newSGR(47)
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DefaultB = newSGR(49)
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Frame = newSGR(51)
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Encircle = newSGR(52)
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Overline = newSGR(53)
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LightBlackF = newSGR(90)
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LightRedF = newSGR(91)
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LightGreenF = newSGR(92)
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LightYellowF = newSGR(93)
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LightBlueF = newSGR(94)
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LightMagentaF = newSGR(95)
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LightCyanF = newSGR(96)
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LightWhiteF = newSGR(97)
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LightBlackB = newSGR(100)
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LightRedB = newSGR(101)
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LightGreenB = newSGR(102)
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LightYellowB = newSGR(103)
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LightBlueB = newSGR(104)
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LightMagentaB = newSGR(105)
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LightCyanB = newSGR(106)
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LightWhiteB = newSGR(107)
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}
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