60 lines
1.1 KiB
Go
60 lines
1.1 KiB
Go
|
package termui
|
||
|
|
|
||
|
|
// Color is an integer from -1 to 255
|
||
|
|
type Color int
|
||
|
|
|
||
|
|
// Basic terminal colors
|
||
|
|
const (
|
||
|
|
ColorClear Color = -1
|
||
|
|
ColorBlack Color = 0
|
||
|
|
ColorRed Color = 1
|
||
|
|
ColorGreen Color = 2
|
||
|
|
ColorYellow Color = 3
|
||
|
|
ColorBlue Color = 4
|
||
|
|
ColorMagenta Color = 5
|
||
|
|
ColorCyan Color = 6
|
||
|
|
ColorWhite Color = 7
|
||
|
|
)
|
||
|
|
|
||
|
|
type Modifier uint
|
||
|
|
|
||
|
|
const (
|
||
|
|
ModifierClear Modifier = 0
|
||
|
|
ModifierBold Modifier = 1 << 9
|
||
|
|
ModifierUnderline Modifier = 1 << 10
|
||
|
|
ModifierReverse Modifier = 1 << 11
|
||
|
|
)
|
||
|
|
|
||
|
|
// Style represents the look of the text of one terminal cell
|
||
|
|
type Style struct {
|
||
|
|
Fg Color
|
||
|
|
Bg Color
|
||
|
|
Modifier Modifier
|
||
|
|
}
|
||
|
|
|
||
|
|
var StyleClear = Style{
|
||
|
|
Fg: ColorClear,
|
||
|
|
Bg: ColorClear,
|
||
|
|
Modifier: ModifierClear,
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewStyle takes 1 to 3 arguments.
|
||
|
|
// 1st argument = Fg
|
||
|
|
// 2nd argument = optional Bg
|
||
|
|
// 3rd argument = optional Modifier
|
||
|
|
func NewStyle(fg Color, args ...interface{}) Style {
|
||
|
|
bg := ColorClear
|
||
|
|
modifier := ModifierClear
|
||
|
|
if len(args) >= 1 {
|
||
|
|
bg = args[0].(Color)
|
||
|
|
}
|
||
|
|
if len(args) == 2 {
|
||
|
|
modifier = args[1].(Modifier)
|
||
|
|
}
|
||
|
|
return Style{
|
||
|
|
fg,
|
||
|
|
bg,
|
||
|
|
modifier,
|
||
|
|
}
|
||
|
|
}
|