diff options
Diffstat (limited to 'Godeps/_workspace/src/github.com/gizak/termui/helper.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/gizak/termui/helper.go | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/Godeps/_workspace/src/github.com/gizak/termui/helper.go b/Godeps/_workspace/src/github.com/gizak/termui/helper.go deleted file mode 100644 index 6690e7fb0..000000000 --- a/Godeps/_workspace/src/github.com/gizak/termui/helper.go +++ /dev/null @@ -1,214 +0,0 @@ -// Copyright 2016 Zack Guo <gizak@icloud.com>. All rights reserved. -// Use of this source code is governed by a MIT license that can -// be found in the LICENSE file. - -package termui - -import ( - "regexp" - "strings" - - tm "github.com/nsf/termbox-go" -) -import rw "github.com/mattn/go-runewidth" - -/* ---------------Port from termbox-go --------------------- */ - -// Attribute is printable cell's color and style. -type Attribute uint16 - -// 8 basic clolrs -const ( - ColorDefault Attribute = iota - ColorBlack - ColorRed - ColorGreen - ColorYellow - ColorBlue - ColorMagenta - ColorCyan - ColorWhite -) - -//Have a constant that defines number of colors -const NumberofColors = 8 - -// Text style -const ( - AttrBold Attribute = 1 << (iota + 9) - AttrUnderline - AttrReverse -) - -var ( - dot = "…" - dotw = rw.StringWidth(dot) -) - -/* ----------------------- End ----------------------------- */ - -func toTmAttr(x Attribute) tm.Attribute { - return tm.Attribute(x) -} - -func str2runes(s string) []rune { - return []rune(s) -} - -// Here for backwards-compatibility. -func trimStr2Runes(s string, w int) []rune { - return TrimStr2Runes(s, w) -} - -// TrimStr2Runes trims string to w[-1 rune], appends …, and returns the runes -// of that string if string is grather then n. If string is small then w, -// return the runes. -func TrimStr2Runes(s string, w int) []rune { - if w <= 0 { - return []rune{} - } - - sw := rw.StringWidth(s) - if sw > w { - return []rune(rw.Truncate(s, w, dot)) - } - return str2runes(s) -} - -// TrimStrIfAppropriate trim string to "s[:-1] + …" -// if string > width otherwise return string -func TrimStrIfAppropriate(s string, w int) string { - if w <= 0 { - return "" - } - - sw := rw.StringWidth(s) - if sw > w { - return rw.Truncate(s, w, dot) - } - - return s -} - -func strWidth(s string) int { - return rw.StringWidth(s) -} - -func charWidth(ch rune) int { - return rw.RuneWidth(ch) -} - -var whiteSpaceRegex = regexp.MustCompile(`\s`) - -// StringToAttribute converts text to a termui attribute. You may specifiy more -// then one attribute like that: "BLACK, BOLD, ...". All whitespaces -// are ignored. -func StringToAttribute(text string) Attribute { - text = whiteSpaceRegex.ReplaceAllString(strings.ToLower(text), "") - attributes := strings.Split(text, ",") - result := Attribute(0) - - for _, theAttribute := range attributes { - var match Attribute - switch theAttribute { - case "reset", "default": - match = ColorDefault - - case "black": - match = ColorBlack - - case "red": - match = ColorRed - - case "green": - match = ColorGreen - - case "yellow": - match = ColorYellow - - case "blue": - match = ColorBlue - - case "magenta": - match = ColorMagenta - - case "cyan": - match = ColorCyan - - case "white": - match = ColorWhite - - case "bold": - match = AttrBold - - case "underline": - match = AttrUnderline - - case "reverse": - match = AttrReverse - } - - result |= match - } - - return result -} - -// TextCells returns a coloured text cells []Cell -func TextCells(s string, fg, bg Attribute) []Cell { - cs := make([]Cell, 0, len(s)) - - // sequence := MarkdownTextRendererFactory{}.TextRenderer(s).Render(fg, bg) - // runes := []rune(sequence.NormalizedText) - runes := str2runes(s) - - for n := range runes { - // point, _ := sequence.PointAt(n, 0, 0) - // cs = append(cs, Cell{point.Ch, point.Fg, point.Bg}) - cs = append(cs, Cell{runes[n], fg, bg}) - } - return cs -} - -// Width returns the actual screen space the cell takes (usually 1 or 2). -func (c Cell) Width() int { - return charWidth(c.Ch) -} - -// Copy return a copy of c -func (c Cell) Copy() Cell { - return c -} - -// TrimTxCells trims the overflowed text cells sequence. -func TrimTxCells(cs []Cell, w int) []Cell { - if len(cs) <= w { - return cs - } - return cs[:w] -} - -// DTrimTxCls trims the overflowed text cells sequence and append dots at the end. -func DTrimTxCls(cs []Cell, w int) []Cell { - l := len(cs) - if l <= 0 { - return []Cell{} - } - - rt := make([]Cell, 0, w) - csw := 0 - for i := 0; i < l && csw <= w; i++ { - c := cs[i] - cw := c.Width() - - if cw+csw < w { - rt = append(rt, c) - csw += cw - } else { - rt = append(rt, Cell{'…', c.Fg, c.Bg}) - break - } - } - - return rt -} |