67 lines
2.2 KiB
C#
67 lines
2.2 KiB
C#
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namespace InnovEnergy.Lib.Utils;
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public class TextBlock
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{
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public static TextBlock Empty { get; } = new TextBlock(Array.Empty<String>());
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public IReadOnlyList<String> Lines { get; }
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public Int32 Width => Lines.FirstOrDefault()?.Length ?? 0;
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public Int32 Height => Lines.Count;
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private TextBlock(IReadOnlyList<String> lines) => Lines = lines;
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public static TextBlock AlignLeft (params Object[] lines) => AlignHorizontal((l, w) => l.PadRight(w), lines);
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public static TextBlock AlignRight(params Object[] lines) => AlignHorizontal((l, w) => l.PadLeft(w), lines);
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public static TextBlock AlignHCenter(params Object[] lines) => AlignHorizontal((l,w) => l.PadLeft((w + l.Length) / 2).PadRight(w), lines);
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// public static TextBlock AlignTop(params Object[] columns)
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// {
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// if (!columns.Any())
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// return Empty;
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//
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// var cs = columns.Select(GetLines).ToArray(columns.Length);
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// var ws = cs.Select(c => c.Count).ToArray(cs.Length);
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//
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//
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//
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//
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// }
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public static TextBlock HSpace(Int32 width) => new TextBlock(new []{"".PadRight(width)});
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public static TextBlock VSpace(Int32 height) => new TextBlock(Enumerable.Repeat("", height).ToArray(height));
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public static TextBlock Space(Int32 width, Int32 height)
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{
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return new TextBlock(Enumerable.Repeat("".PadRight(width), height).ToArray(height));
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}
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private static TextBlock AlignHorizontal(Func<String, Int32, String> alignLine, Object[] lines)
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{
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if (!lines.Any())
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return Empty;
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var strings = lines
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.SelectMany(GetLines)
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.ToList();
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var width = strings.Max(l => l.Length);
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var aligned = strings
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.Select(l => alignLine(l, width))
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.ToArray(strings.Count);
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return new TextBlock(aligned);
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}
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private static IReadOnlyList<String> GetLines(Object l)
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{
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return l is TextBlock tb
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? tb.Lines
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: l.ToString()?.SplitLines() ?? new[] { "<null>" };
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}
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public override String ToString() => String.Join(Environment.NewLine, Lines);
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}
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