138 lines
5.1 KiB
C#
138 lines
5.1 KiB
C#
namespace QWERTYkez.ExcelProcessor;
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/// <summary>
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/// Определяет шрифтовое оформление всей ячейки: размер, семейство, цвет, начертание.
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/// Все свойства опциональны.
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/// </summary>
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public readonly struct CellFont : IEquatable<CellFont>
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{
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/// <summary>Размер шрифта в пунктах (например, 11).</summary>
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public double? FontSize { get; init; }
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/// <summary>Имя семейства шрифта (например, "Calibri", "Arial").</summary>
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public string? FontFamily { get; init; }
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/// <summary>Цвет текста.</summary>
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public System.Drawing.Color? FontColor { get; init; }
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/// <summary>Жирное начертание.</summary>
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public bool? IsBold { get; init; }
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/// <summary>Курсив.</summary>
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public bool? IsItalic { get; init; }
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/// <summary>Подчёркивание (одинарное).</summary>
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public bool? IsUnderline { get; init; }
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/// <summary>Зачёркивание.</summary>
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public bool? IsStrike { get; init; }
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internal bool TryMerge(CellFont other, out CellFont result)
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{
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if (other.FontSize == FontSize &&
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other.FontFamily == FontFamily &&
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other.FontColor == FontColor &&
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other.IsBold == IsBold &&
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other.IsItalic == IsItalic &&
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other.IsUnderline == IsUnderline &&
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other.IsStrike == IsStrike)
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{
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result = default;
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return false;
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}
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result = new CellFont
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{
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FontSize = other.FontSize ?? FontSize,
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FontFamily = other.FontFamily ?? FontFamily,
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FontColor = other.FontColor ?? FontColor,
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IsBold = other.IsBold ?? IsBold,
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IsItalic = other.IsItalic ?? IsItalic,
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IsUnderline = other.IsUnderline ?? IsUnderline,
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IsStrike = other.IsStrike ?? IsStrike
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};
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return true;
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}
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/// <summary>Создаёт элемент Font для Open XML.</summary>
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public Font? ToFont()
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{
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if (!FontSize.HasValue && FontFamily is null && FontColor is null &&
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!IsBold.HasValue && !IsItalic.HasValue && !IsUnderline.HasValue && !IsStrike.HasValue)
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return null;
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var font = new Font();
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if (FontSize.HasValue)
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font.FontSize = new FontSize { Val = FontSize.Value };
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if (FontFamily is not null)
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font.FontName = new FontName { Val = FontFamily };
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if (FontColor is { } c)
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font.Color = new Color { Rgb = $"{c.R:X2}{c.G:X2}{c.B:X2}" };
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if (IsBold == true) font.Bold = new Bold();
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if (IsItalic == true) font.Italic = new Italic();
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if (IsUnderline == true) font.Underline = new Underline();
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if (IsStrike == true) font.Strike = new Strike();
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return font;
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}
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/// <summary>Создаёт CellFont из элемента Font Open XML.</summary>
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public static CellFont FromFont(Font? font)
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{
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if (font == null)
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return default;
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var result = new CellFont
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{
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IsBold = font.Bold != null,
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IsItalic = font.Italic != null,
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IsUnderline = font.Underline != null,
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IsStrike = font.Strike != null
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};
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if (font.FontSize?.Val?.Value is { } size)
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result = result with { FontSize = size };
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if (font.FontName?.Val?.Value is { } name)
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result = result with { FontFamily = name };
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if (font.Color?.Rgb?.Value is { } rgb && rgb.Length >= 6)
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{
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var color = System.Drawing.Color.FromArgb(
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Convert.ToByte(rgb.Substring(0, 2), 16),
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Convert.ToByte(rgb.Substring(2, 2), 16),
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Convert.ToByte(rgb.Substring(4, 2), 16)
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);
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result = result with { FontColor = color };
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}
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return result;
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}
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public override bool Equals(object? obj) => obj is CellFont other && Equals(other);
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public bool Equals(CellFont other) => this == other;
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public static bool operator ==(CellFont left, CellFont right) =>
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left.FontSize == right.FontSize &&
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left.FontFamily == right.FontFamily &&
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Equals(left.FontColor, right.FontColor) &&
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left.IsBold == right.IsBold &&
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left.IsItalic == right.IsItalic &&
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left.IsUnderline == right.IsUnderline &&
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left.IsStrike == right.IsStrike;
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public static bool operator !=(CellFont left, CellFont right) => !(left == right);
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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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int hash = 17;
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hash = hash * 31 + (FontSize?.GetHashCode() ?? 0);
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hash = hash * 31 + (FontFamily?.GetHashCode() ?? 0);
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hash = hash * 31 + (FontColor?.GetHashCode() ?? 0);
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hash = hash * 31 + (IsBold?.GetHashCode() ?? 0);
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hash = hash * 31 + (IsItalic?.GetHashCode() ?? 0);
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hash = hash * 31 + (IsUnderline?.GetHashCode() ?? 0);
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hash = hash * 31 + (IsStrike?.GetHashCode() ?? 0);
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return hash;
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}
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}
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} |