优化更新代码，添加界面功能并整合

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

@@ -0,0 +1,37 @@
+using System.Xml.Serialization;
+
+namespace ShrlAlgo.RvKits.RvIndependent.MetroGauges.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;
+        }
+    }
+}