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Diffstat (limited to 'vendor/github.com/gizak/termui/theme.go')
-rw-r--r-- | vendor/github.com/gizak/termui/theme.go | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/vendor/github.com/gizak/termui/theme.go b/vendor/github.com/gizak/termui/theme.go new file mode 100644 index 000000000..c3ccda559 --- /dev/null +++ b/vendor/github.com/gizak/termui/theme.go @@ -0,0 +1,140 @@ +// 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 "strings" + +/* +// A ColorScheme represents the current look-and-feel of the dashboard. +type ColorScheme struct { + BodyBg Attribute + BlockBg Attribute + HasBorder bool + BorderFg Attribute + BorderBg Attribute + BorderLabelTextFg Attribute + BorderLabelTextBg Attribute + ParTextFg Attribute + ParTextBg Attribute + SparklineLine Attribute + SparklineTitle Attribute + GaugeBar Attribute + GaugePercent Attribute + LineChartLine Attribute + LineChartAxes Attribute + ListItemFg Attribute + ListItemBg Attribute + BarChartBar Attribute + BarChartText Attribute + BarChartNum Attribute + MBarChartBar Attribute + MBarChartText Attribute + MBarChartNum Attribute + TabActiveBg Attribute +} + +// default color scheme depends on the user's terminal setting. +var themeDefault = ColorScheme{HasBorder: true} + +var themeHelloWorld = ColorScheme{ + BodyBg: ColorBlack, + BlockBg: ColorBlack, + HasBorder: true, + BorderFg: ColorWhite, + BorderBg: ColorBlack, + BorderLabelTextBg: ColorBlack, + BorderLabelTextFg: ColorGreen, + ParTextBg: ColorBlack, + ParTextFg: ColorWhite, + SparklineLine: ColorMagenta, + SparklineTitle: ColorWhite, + GaugeBar: ColorRed, + GaugePercent: ColorWhite, + LineChartLine: ColorYellow | AttrBold, + LineChartAxes: ColorWhite, + ListItemBg: ColorBlack, + ListItemFg: ColorYellow, + BarChartBar: ColorRed, + BarChartNum: ColorWhite, + BarChartText: ColorCyan, + MBarChartBar: ColorRed, + MBarChartNum: ColorWhite, + MBarChartText: ColorCyan, + TabActiveBg: ColorMagenta, +} + +var theme = themeDefault // global dep + +// Theme returns the currently used theme. +func Theme() ColorScheme { + return theme +} + +// SetTheme sets a new, custom theme. +func SetTheme(newTheme ColorScheme) { + theme = newTheme +} + +// UseTheme sets a predefined scheme. Currently available: "hello-world" and +// "black-and-white". +func UseTheme(th string) { + switch th { + case "helloworld": + theme = themeHelloWorld + default: + theme = themeDefault + } +} +*/ + +var ColorMap = map[string]Attribute{ + "fg": ColorWhite, + "bg": ColorDefault, + "border.fg": ColorWhite, + "label.fg": ColorGreen, + "par.fg": ColorYellow, + "par.label.bg": ColorWhite, +} + +func ThemeAttr(name string) Attribute { + return lookUpAttr(ColorMap, name) +} + +func lookUpAttr(clrmap map[string]Attribute, name string) Attribute { + + a, ok := clrmap[name] + if ok { + return a + } + + ns := strings.Split(name, ".") + for i := range ns { + nn := strings.Join(ns[i:len(ns)], ".") + a, ok = ColorMap[nn] + if ok { + break + } + } + + return a +} + +// 0<=r,g,b <= 5 +func ColorRGB(r, g, b int) Attribute { + within := func(n int) int { + if n < 0 { + return 0 + } + + if n > 5 { + return 5 + } + + return n + } + + r, b, g = within(r), within(b), within(g) + return Attribute(0x0f + 36*r + 6*g + b) +} |