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