添加项目文件。

Sai.RvKits/RvIndependent/MetroGauges/LandXMLData/AGenerationRange.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Xml.Serialization;
+
+namespace Sai.Toolkit.Core.LandXMLData
+{
+	[XmlType]
+	[Serializable]
+	public abstract class AGenerationRange : IGenerationRange
+	{
+		[XmlAttribute("end")]
+		public abstract double EndStation { get; set; }
+
+		[XmlAttribute("endG")]
+		public abstract double GenerationEndStation { get; set; }
+
+		[XmlAttribute("startG")]
+		public abstract double GenerationStartStation { get; set; }
+
+		public Tuple<double, double> GetGenerationScopeIntersection(IGenerationRange parent)
+		{
+			return new Tuple<double, double>(
+				Math.Max(parent.GenerationStartStation, GenerationStartStation),
+				Math.Min(parent.GenerationEndStation, GenerationEndStation)
+			);
+		}
+
+		[XmlAttribute("start")]
+		public abstract double StartStation { get; set; }
+
+		public void SetRange(double start, double end)
+		{
+			GenerationStartStation = start;
+			StartStation = start;
+			GenerationEndStation = end;
+			EndStation = end;
+		}
+	}
+}