mirror of
https://github.com/zyedidia/micro.git
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90e0a2ec1a
This commit also adds an additional name for zenburn as 'default' so you can refer to zenburn as 'default' or as 'zenburn'
206 lines
8.4 KiB
Go
206 lines
8.4 KiB
Go
package main
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import (
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"fmt"
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"github.com/zyedidia/tcell"
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"io/ioutil"
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"regexp"
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"strconv"
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"strings"
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)
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// Colorscheme is a map from string to style -- it represents a colorscheme
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type Colorscheme map[string]tcell.Style
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// The current colorscheme
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var colorscheme Colorscheme
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var preInstalledColors = []string{"default", "simple", "solarized", "solarized-tc", "atom-dark-tc", "monokai", "gruvbox", "zenburn"}
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// InitColorscheme picks and initializes the colorscheme when micro starts
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func InitColorscheme() {
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LoadDefaultColorscheme()
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}
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// LoadDefaultColorscheme loads the default colorscheme from $(configDir)/colorschemes
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func LoadDefaultColorscheme() {
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LoadColorscheme(globalSettings["colorscheme"].(string), configDir+"/colorschemes")
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}
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// LoadColorscheme loads the given colorscheme from a directory
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func LoadColorscheme(colorschemeName, dir string) {
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files, _ := ioutil.ReadDir(dir)
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for _, f := range files {
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if f.Name() == colorschemeName+".micro" {
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text, err := ioutil.ReadFile(dir + "/" + f.Name())
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if err != nil {
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fmt.Println("Error loading colorscheme:", err)
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continue
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}
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colorscheme = ParseColorscheme(string(text))
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}
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}
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for _, name := range preInstalledColors {
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if name == colorschemeName {
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data, err := Asset("runtime/colorschemes/" + name + ".micro")
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if err != nil {
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TermMessage("Unable to load pre-installed colorscheme " + name)
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continue
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}
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colorscheme = ParseColorscheme(string(data))
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}
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}
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}
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// ParseColorscheme parses the text definition for a colorscheme and returns the corresponding object
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// Colorschemes are made up of color-link statements linking a color group to a list of colors
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// For example, color-link keyword (blue,red) makes all keywords have a blue foreground and
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// red background
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func ParseColorscheme(text string) Colorscheme {
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parser := regexp.MustCompile(`color-link\s+(\S*)\s+"(.*)"`)
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lines := strings.Split(text, "\n")
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c := make(Colorscheme)
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for _, line := range lines {
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if strings.TrimSpace(line) == "" ||
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strings.TrimSpace(line)[0] == '#' {
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// Ignore this line
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continue
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}
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matches := parser.FindSubmatch([]byte(line))
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if len(matches) == 3 {
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link := string(matches[1])
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colors := string(matches[2])
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c[link] = StringToStyle(colors)
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} else {
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fmt.Println("Color-link statement is not valid:", line)
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}
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}
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return c
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}
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// StringToStyle returns a style from a string
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// The strings must be in the format "extra foregroundcolor,backgroundcolor"
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// The 'extra' can be bold, reverse, or underline
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func StringToStyle(str string) tcell.Style {
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var fg string
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bg := "default"
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split := strings.Split(str, ",")
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if len(split) > 1 {
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fg, bg = split[0], split[1]
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} else {
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fg = split[0]
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}
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fg = strings.TrimSpace(fg)
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bg = strings.TrimSpace(bg)
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style := defStyle.Foreground(StringToColor(fg)).Background(StringToColor(bg))
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if strings.Contains(str, "bold") {
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style = style.Bold(true)
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}
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if strings.Contains(str, "reverse") {
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style = style.Reverse(true)
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}
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if strings.Contains(str, "underline") {
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style = style.Underline(true)
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}
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return style
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}
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// StringToColor returns a tcell color from a string representation of a color
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// We accept either bright... or light... to mean the brighter version of a color
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func StringToColor(str string) tcell.Color {
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switch str {
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case "black":
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return tcell.ColorBlack
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case "red":
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return tcell.ColorMaroon
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case "green":
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return tcell.ColorGreen
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case "yellow":
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return tcell.ColorOlive
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case "blue":
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return tcell.ColorNavy
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case "magenta":
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return tcell.ColorPurple
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case "cyan":
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return tcell.ColorTeal
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case "white":
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return tcell.ColorSilver
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case "brightblack", "lightblack":
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return tcell.ColorGray
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case "brightred", "lightred":
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return tcell.ColorRed
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case "brightgreen", "lightgreen":
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return tcell.ColorLime
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case "brightyellow", "lightyellow":
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return tcell.ColorYellow
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case "brightblue", "lightblue":
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return tcell.ColorBlue
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case "brightmagenta", "lightmagenta":
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return tcell.ColorFuchsia
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case "brightcyan", "lightcyan":
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return tcell.ColorAqua
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case "brightwhite", "lightwhite":
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return tcell.ColorWhite
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case "default":
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return tcell.ColorDefault
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default:
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// Check if this is a 256 color
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if num, err := strconv.Atoi(str); err == nil {
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return GetColor256(num)
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}
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// Probably a truecolor hex value
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return tcell.GetColor(str)
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}
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}
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// GetColor256 returns the tcell color for a number between 0 and 255
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func GetColor256(color int) tcell.Color {
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colors := []tcell.Color{tcell.ColorBlack, tcell.ColorMaroon, tcell.ColorGreen,
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tcell.ColorOlive, tcell.ColorNavy, tcell.ColorPurple,
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tcell.ColorTeal, tcell.ColorSilver, tcell.ColorGray,
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tcell.ColorRed, tcell.ColorLime, tcell.ColorYellow,
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tcell.ColorBlue, tcell.ColorFuchsia, tcell.ColorAqua,
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tcell.ColorWhite, tcell.Color16, tcell.Color17, tcell.Color18, tcell.Color19, tcell.Color20,
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tcell.Color21, tcell.Color22, tcell.Color23, tcell.Color24, tcell.Color25, tcell.Color26, tcell.Color27, tcell.Color28,
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tcell.Color29, tcell.Color30, tcell.Color31, tcell.Color32, tcell.Color33, tcell.Color34, tcell.Color35, tcell.Color36,
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tcell.Color37, tcell.Color38, tcell.Color39, tcell.Color40, tcell.Color41, tcell.Color42, tcell.Color43, tcell.Color44,
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tcell.Color45, tcell.Color46, tcell.Color47, tcell.Color48, tcell.Color49, tcell.Color50, tcell.Color51, tcell.Color52,
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tcell.Color53, tcell.Color54, tcell.Color55, tcell.Color56, tcell.Color57, tcell.Color58, tcell.Color59, tcell.Color60,
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tcell.Color61, tcell.Color62, tcell.Color63, tcell.Color64, tcell.Color65, tcell.Color66, tcell.Color67, tcell.Color68,
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tcell.Color69, tcell.Color70, tcell.Color71, tcell.Color72, tcell.Color73, tcell.Color74, tcell.Color75, tcell.Color76,
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tcell.Color77, tcell.Color78, tcell.Color79, tcell.Color80, tcell.Color81, tcell.Color82, tcell.Color83, tcell.Color84,
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tcell.Color85, tcell.Color86, tcell.Color87, tcell.Color88, tcell.Color89, tcell.Color90, tcell.Color91, tcell.Color92,
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tcell.Color93, tcell.Color94, tcell.Color95, tcell.Color96, tcell.Color97, tcell.Color98, tcell.Color99, tcell.Color100,
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tcell.Color101, tcell.Color102, tcell.Color103, tcell.Color104, tcell.Color105, tcell.Color106, tcell.Color107, tcell.Color108,
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tcell.Color109, tcell.Color110, tcell.Color111, tcell.Color112, tcell.Color113, tcell.Color114, tcell.Color115, tcell.Color116,
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tcell.Color117, tcell.Color118, tcell.Color119, tcell.Color120, tcell.Color121, tcell.Color122, tcell.Color123, tcell.Color124,
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tcell.Color125, tcell.Color126, tcell.Color127, tcell.Color128, tcell.Color129, tcell.Color130, tcell.Color131, tcell.Color132,
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tcell.Color133, tcell.Color134, tcell.Color135, tcell.Color136, tcell.Color137, tcell.Color138, tcell.Color139, tcell.Color140,
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tcell.Color141, tcell.Color142, tcell.Color143, tcell.Color144, tcell.Color145, tcell.Color146, tcell.Color147, tcell.Color148,
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tcell.Color149, tcell.Color150, tcell.Color151, tcell.Color152, tcell.Color153, tcell.Color154, tcell.Color155, tcell.Color156,
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tcell.Color157, tcell.Color158, tcell.Color159, tcell.Color160, tcell.Color161, tcell.Color162, tcell.Color163, tcell.Color164,
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tcell.Color165, tcell.Color166, tcell.Color167, tcell.Color168, tcell.Color169, tcell.Color170, tcell.Color171, tcell.Color172,
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tcell.Color173, tcell.Color174, tcell.Color175, tcell.Color176, tcell.Color177, tcell.Color178, tcell.Color179, tcell.Color180,
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tcell.Color181, tcell.Color182, tcell.Color183, tcell.Color184, tcell.Color185, tcell.Color186, tcell.Color187, tcell.Color188,
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tcell.Color189, tcell.Color190, tcell.Color191, tcell.Color192, tcell.Color193, tcell.Color194, tcell.Color195, tcell.Color196,
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tcell.Color197, tcell.Color198, tcell.Color199, tcell.Color200, tcell.Color201, tcell.Color202, tcell.Color203, tcell.Color204,
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tcell.Color205, tcell.Color206, tcell.Color207, tcell.Color208, tcell.Color209, tcell.Color210, tcell.Color211, tcell.Color212,
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tcell.Color213, tcell.Color214, tcell.Color215, tcell.Color216, tcell.Color217, tcell.Color218, tcell.Color219, tcell.Color220,
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tcell.Color221, tcell.Color222, tcell.Color223, tcell.Color224, tcell.Color225, tcell.Color226, tcell.Color227, tcell.Color228,
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tcell.Color229, tcell.Color230, tcell.Color231, tcell.Color232, tcell.Color233, tcell.Color234, tcell.Color235, tcell.Color236,
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tcell.Color237, tcell.Color238, tcell.Color239, tcell.Color240, tcell.Color241, tcell.Color242, tcell.Color243, tcell.Color244,
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tcell.Color245, tcell.Color246, tcell.Color247, tcell.Color248, tcell.Color249, tcell.Color250, tcell.Color251, tcell.Color252,
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tcell.Color253, tcell.Color254, tcell.Color255,
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}
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return colors[color]
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}
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