88 lines
2.5 KiB
C#
88 lines
2.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Text;
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namespace CPF.Drawing
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{
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/// <summary>
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/// 表示一个文本修饰，它是可添加到文本的视觉装饰（如下划线）。字符串格式： overline/Underline/Strikethrough [width] [Solid/Dash/Dot/DashDot/DashDotDot] [color]
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/// </summary>
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[TypeConverter(typeof(StringConverter))]
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public struct TextDecoration
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{
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public Stroke Stroke { get; set; }
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public Brush Brush { get; set; }
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public TextDecorationLocation Location { get; set; }
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/// <summary>
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/// 字符串格式： overline/Underline/Strikethrough [width] [Solid/Dash/Dot/DashDot/DashDotDot] [color]
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/// </summary>
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/// <param name="n"></param>
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public static implicit operator TextDecoration(string n)
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{
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if (string.IsNullOrWhiteSpace(n) || n.ToLower() == "none")
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{
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return default;
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}
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var temp = n.Split(' ');
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var td = new TextDecoration();
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//if (temp[0].ToLower() == "none")
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//{
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// return td;
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//}
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td.Location = (TextDecorationLocation)Enum.Parse(typeof(TextDecorationLocation), temp[0], true);
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Stroke stroke;
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if (temp.Length > 1 && !string.IsNullOrWhiteSpace(temp[1]))
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{
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stroke = temp[1];
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}
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else
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{
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stroke = "1";
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}
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if (temp.Length > 2 && !string.IsNullOrWhiteSpace(temp[2]))
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{
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stroke.DashStyle = (DashStyles)Enum.Parse(typeof(DashStyles), temp[2], true);
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}
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td.Stroke = stroke;
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if (temp.Length > 3 && !string.IsNullOrWhiteSpace(temp[3]))
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{
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td.Brush = temp[3];
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}
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else
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{
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td.Brush = "#000";
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}
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return td;
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}
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public override string ToString()
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{
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return (Location + " " + Stroke.ToString().Replace(',', ' ') + " " + (Brush == null ? "" : Brush.ToString())).Trim();
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}
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}
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public enum TextDecorationLocation : byte
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{
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None,
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/// <summary>
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/// 下划线的垂直位置。
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/// </summary>
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Underline = 1,
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/// <summary>
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/// 上划线的垂直位置。
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/// </summary>
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OverLine = 2,
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/// <summary>
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/// 删除线的垂直位置。
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/// </summary>
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Strikethrough = 4,
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}
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}
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