添加项目文件。

RevitKits/MetroTunnel/SegmentPlacementType.cs

@@ -0,0 +1,19 @@
+using System.ComponentModel;
+
+namespace ShrlAlgoToolkit.RevitAddins.RvIndependent.MetroTunnel
+{
+    internal enum SegmentPlacementType
+    {
+        [Description("通缝")]
+        Common,
+
+        [Description("摇摆错缝")]
+        Swing,
+
+        [Description("顺时针错缝")]
+        ClockWise,
+
+        [Description("逆时针错缝")]
+        CounterClockWise
+    }
+}