mirror of https://github.com/gizak/termui.git
54 lines
779 B
Go
54 lines
779 B
Go
package termui
|
|
|
|
import "unicode/utf8"
|
|
import "strings"
|
|
import tm "github.com/nsf/termbox-go"
|
|
|
|
type Attribute uint16
|
|
|
|
const (
|
|
ColorDefault Attribute = iota
|
|
ColorBlack
|
|
ColorRed
|
|
ColorGreen
|
|
ColorYellow
|
|
ColorBlue
|
|
ColorMagenta
|
|
ColorCyan
|
|
ColorWhite
|
|
)
|
|
|
|
const (
|
|
AttrBold Attribute = 1 << (iota + 9)
|
|
AttrUnderline
|
|
AttrReverse
|
|
)
|
|
|
|
func toTmAttr(x Attribute) tm.Attribute {
|
|
return tm.Attribute(x)
|
|
}
|
|
|
|
func str2runes(s string) []rune {
|
|
n := utf8.RuneCountInString(s)
|
|
ss := strings.Split(s, "")
|
|
|
|
rs := make([]rune, n)
|
|
for i := 0; i < n; i++ {
|
|
r, _ := utf8.DecodeRuneInString(ss[i])
|
|
rs[i] = r
|
|
}
|
|
return rs
|
|
}
|
|
|
|
func trimStr2Runes(s string, w int) []rune {
|
|
rs := str2runes(s)
|
|
if w <= 0 {
|
|
return []rune{}
|
|
}
|
|
if len(rs) > w {
|
|
rs = rs[:w]
|
|
rs[w-1] = '…'
|
|
}
|
|
return rs
|
|
}
|