Sicherung
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Maier Stephan SI
228
Kalk/Consolus/ConsoleStyle.cs
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228
Kalk/Consolus/ConsoleStyle.cs
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using System;
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using System.Collections.Generic;
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using System.IO;
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namespace Consolus
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{
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public enum ConsoleStyleKind
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{
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Color,
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Format,
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Reset,
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}
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public readonly struct ConsoleStyle : IEquatable<ConsoleStyle>
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{
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/// https://en.wikipedia.org/wiki/ANSI_escape_code
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public static readonly ConsoleStyle Black = new ConsoleStyle("\u001b[30m");
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public static readonly ConsoleStyle Red = new ConsoleStyle("\u001b[31m");
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public static readonly ConsoleStyle Green = new ConsoleStyle("\u001b[32m");
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public static readonly ConsoleStyle Yellow = new ConsoleStyle("\u001b[33m");
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public static readonly ConsoleStyle Blue = new ConsoleStyle("\u001b[34m");
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public static readonly ConsoleStyle Magenta = new ConsoleStyle("\u001b[35m");
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public static readonly ConsoleStyle Cyan = new ConsoleStyle("\u001b[36m");
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public static readonly ConsoleStyle White = new ConsoleStyle("\u001b[37m");
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public static readonly ConsoleStyle BrightBlack = new ConsoleStyle("\u001b[30;1m");
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public static readonly ConsoleStyle BrightRed = new ConsoleStyle("\u001b[31;1m");
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public static readonly ConsoleStyle BrightGreen = new ConsoleStyle("\u001b[32;1m");
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public static readonly ConsoleStyle BrightYellow = new ConsoleStyle("\u001b[33;1m");
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public static readonly ConsoleStyle BrightBlue = new ConsoleStyle("\u001b[34;1m");
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public static readonly ConsoleStyle BrightMagenta = new ConsoleStyle("\u001b[35;1m");
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public static readonly ConsoleStyle BrightCyan = new ConsoleStyle("\u001b[36;1m");
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public static readonly ConsoleStyle BrightWhite = new ConsoleStyle("\u001b[37;1m");
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public static readonly ConsoleStyle BackgroundBlack = new ConsoleStyle("\u001b[40m");
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public static readonly ConsoleStyle BackgroundRed = new ConsoleStyle("\u001b[41m");
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public static readonly ConsoleStyle BackgroundGreen = new ConsoleStyle("\u001b[42m");
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public static readonly ConsoleStyle BackgroundYellow = new ConsoleStyle("\u001b[43m");
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public static readonly ConsoleStyle BackgroundBlue = new ConsoleStyle("\u001b[44m");
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public static readonly ConsoleStyle BackgroundMagenta = new ConsoleStyle("\u001b[45m");
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public static readonly ConsoleStyle BackgroundCyan = new ConsoleStyle("\u001b[46m");
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public static readonly ConsoleStyle BackgroundWhite = new ConsoleStyle("\u001b[47m");
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public static readonly ConsoleStyle BackgroundBrightBlack = new ConsoleStyle("\u001b[40;1m");
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public static readonly ConsoleStyle BackgroundBrightRed = new ConsoleStyle("\u001b[41;1m");
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public static readonly ConsoleStyle BackgroundBrightGreen = new ConsoleStyle("\u001b[42;1m");
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public static readonly ConsoleStyle BackgroundBrightYellow = new ConsoleStyle("\u001b[43;1m");
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public static readonly ConsoleStyle BackgroundBrightBlue = new ConsoleStyle("\u001b[44;1m");
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public static readonly ConsoleStyle BackgroundBrightMagenta = new ConsoleStyle("\u001b[45;1m");
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public static readonly ConsoleStyle BackgroundBrightCyan = new ConsoleStyle("\u001b[46;1m");
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public static readonly ConsoleStyle BackgroundBrightWhite = new ConsoleStyle("\u001b[47;1m");
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public static readonly ConsoleStyle Bold = new ConsoleStyle("\u001b[1m", ConsoleStyleKind.Format);
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public static readonly ConsoleStyle Underline = new ConsoleStyle("\u001b[4m", ConsoleStyleKind.Format);
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public static readonly ConsoleStyle Reversed = new ConsoleStyle("\u001b[7m", ConsoleStyleKind.Format);
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public static readonly ConsoleStyle Reset = new ConsoleStyle("\u001b[0m", ConsoleStyleKind.Reset);
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private static readonly Dictionary<string, ConsoleStyle> MapKnownEscapeToConsoleStyle = new Dictionary<string, ConsoleStyle>(StringComparer.OrdinalIgnoreCase);
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static ConsoleStyle()
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{
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MapKnownEscapeToConsoleStyle.Add(Black.EscapeSequence, Black);
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MapKnownEscapeToConsoleStyle.Add(Red.EscapeSequence, Red);
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MapKnownEscapeToConsoleStyle.Add(Green.EscapeSequence, Green);
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MapKnownEscapeToConsoleStyle.Add(Yellow.EscapeSequence, Yellow);
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MapKnownEscapeToConsoleStyle.Add(Blue.EscapeSequence, Blue);
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MapKnownEscapeToConsoleStyle.Add(Magenta.EscapeSequence, Magenta);
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MapKnownEscapeToConsoleStyle.Add(Cyan.EscapeSequence, Cyan);
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MapKnownEscapeToConsoleStyle.Add(White.EscapeSequence, White);
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MapKnownEscapeToConsoleStyle.Add(BrightBlack.EscapeSequence, BrightBlack);
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MapKnownEscapeToConsoleStyle.Add(BrightRed.EscapeSequence, BrightRed);
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MapKnownEscapeToConsoleStyle.Add(BrightGreen.EscapeSequence, BrightGreen);
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MapKnownEscapeToConsoleStyle.Add(BrightYellow.EscapeSequence, BrightYellow);
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MapKnownEscapeToConsoleStyle.Add(BrightBlue.EscapeSequence, BrightBlue);
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MapKnownEscapeToConsoleStyle.Add(BrightMagenta.EscapeSequence, BrightMagenta);
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MapKnownEscapeToConsoleStyle.Add(BrightCyan.EscapeSequence, BrightCyan);
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MapKnownEscapeToConsoleStyle.Add(BrightWhite.EscapeSequence, BrightWhite);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBlack.EscapeSequence, BackgroundBlack);
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MapKnownEscapeToConsoleStyle.Add(BackgroundRed.EscapeSequence, BackgroundRed);
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MapKnownEscapeToConsoleStyle.Add(BackgroundGreen.EscapeSequence, BackgroundGreen);
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MapKnownEscapeToConsoleStyle.Add(BackgroundYellow.EscapeSequence, BackgroundYellow);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBlue.EscapeSequence, BackgroundBlue);
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MapKnownEscapeToConsoleStyle.Add(BackgroundMagenta.EscapeSequence, BackgroundMagenta);
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MapKnownEscapeToConsoleStyle.Add(BackgroundCyan.EscapeSequence, BackgroundCyan);
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MapKnownEscapeToConsoleStyle.Add(BackgroundWhite.EscapeSequence, BackgroundWhite);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightBlack.EscapeSequence, BackgroundBrightBlack);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightRed.EscapeSequence, BackgroundBrightRed);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightGreen.EscapeSequence, BackgroundBrightGreen);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightYellow.EscapeSequence, BackgroundBrightYellow);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightBlue.EscapeSequence, BackgroundBrightBlue);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightMagenta.EscapeSequence, BackgroundBrightMagenta);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightCyan.EscapeSequence, BackgroundBrightCyan);
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MapKnownEscapeToConsoleStyle.Add(BackgroundBrightWhite.EscapeSequence, BackgroundBrightWhite);
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MapKnownEscapeToConsoleStyle.Add(Bold.EscapeSequence, Bold);
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MapKnownEscapeToConsoleStyle.Add(Underline.EscapeSequence, Underline);
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MapKnownEscapeToConsoleStyle.Add(Reversed.EscapeSequence, Reversed);
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MapKnownEscapeToConsoleStyle.Add(Reset.EscapeSequence, Reset);
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}
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public ConsoleStyle(string escapeSequence) : this()
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{
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EscapeSequence = escapeSequence;
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Kind = ConsoleStyleKind.Color;
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}
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public ConsoleStyle(string escapeSequence, ConsoleStyleKind kind) : this()
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{
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EscapeSequence = escapeSequence;
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Kind = kind;
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}
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private ConsoleStyle(string escapeSequence, ConsoleStyleKind kind, bool isInline)
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{
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EscapeSequence = escapeSequence;
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Kind = kind;
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IsInline = isInline;
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}
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public static ConsoleStyle Inline(string escape, ConsoleStyleKind kind = ConsoleStyleKind.Color)
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{
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if (escape == null) throw new ArgumentNullException(nameof(escape));
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if (kind == ConsoleStyleKind.Color)
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{
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if (MapKnownEscapeToConsoleStyle.TryGetValue(escape, out var style))
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{
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kind = style.Kind;
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}
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}
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return new ConsoleStyle(escape, kind, true);
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}
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public static ConsoleStyle Rgb(int r, int g, int b)
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{
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return new ConsoleStyle($"\x1b[38;2;{r};{g};{b}m", ConsoleStyleKind.Color);
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}
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public static ConsoleStyle BackgroundRgb(int r, int g, int b)
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{
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return new ConsoleStyle($"\x1b[48;2;{r};{g};{b}m", ConsoleStyleKind.Color);
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}
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public readonly string EscapeSequence;
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public readonly ConsoleStyleKind Kind;
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public readonly bool IsInline;
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public void Render(TextWriter writer)
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{
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writer.Write(EscapeSequence);
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}
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#if NETSTANDARD2_0
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public static implicit operator ConsoleStyle(ConsoleColor color)
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{
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switch (color)
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{
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case ConsoleColor.Black:
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return Black;
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case ConsoleColor.Blue:
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return BrightBlue;
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case ConsoleColor.Cyan:
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return BrightCyan;
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case ConsoleColor.DarkBlue:
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return Blue;
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case ConsoleColor.DarkCyan:
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return Cyan;
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case ConsoleColor.DarkGray:
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return BrightBlack;
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case ConsoleColor.DarkGreen:
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return Green;
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case ConsoleColor.DarkMagenta:
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return Magenta;
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case ConsoleColor.DarkRed:
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return Red;
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case ConsoleColor.DarkYellow:
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return Yellow;
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case ConsoleColor.Gray:
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return BrightBlack;
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case ConsoleColor.Green:
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return BrightGreen;
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case ConsoleColor.Magenta:
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return BrightMagenta;
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case ConsoleColor.Red:
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return BrightRed;
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case ConsoleColor.White:
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return BrightWhite;
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case ConsoleColor.Yellow:
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return BrightYellow;
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default:
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throw new ArgumentOutOfRangeException(nameof(color), color, null);
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}
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}
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#endif
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public bool Equals(ConsoleStyle other)
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{
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return EscapeSequence == other.EscapeSequence && Kind == other.Kind && IsInline == other.IsInline;
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}
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public override bool Equals(object obj)
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{
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return obj is ConsoleStyle other && Equals(other);
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}
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public override int GetHashCode()
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{
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unchecked
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{
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return ((((EscapeSequence?.GetHashCode() ?? 0) * 397) ^ (int) Kind) * 397) & IsInline.GetHashCode();
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}
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}
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public static bool operator ==(ConsoleStyle left, ConsoleStyle right)
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{
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return left.Equals(right);
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}
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public static bool operator !=(ConsoleStyle left, ConsoleStyle right)
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{
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return !left.Equals(right);
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}
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public override string ToString()
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{
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return EscapeSequence;
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}
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}
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}
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