From 62140789a7021b07c57e2ac4aed4718a5aea5e11 Mon Sep 17 00:00:00 2001
From: AJ Isaacs <ajisaacs27@gmail.com>
Date: Mon, 16 Mar 2026 00:23:21 -0400
Subject: [PATCH] feat: add Part.HasManualLeadIns flag

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 OpenNest.Core/Part.cs                  |  2 ++
 OpenNest.Engine.Tests/PartFlagTests.cs | 32 ++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 OpenNest.Engine.Tests/PartFlagTests.cs

diff --git a/OpenNest.Core/Part.cs b/OpenNest.Core/Part.cs
index 56598f4..37b12f0 100644
--- a/OpenNest.Core/Part.cs
+++ b/OpenNest.Core/Part.cs
@@ -51,6 +51,8 @@ namespace OpenNest
 
         public Program Program { get; private set; }
 
+        public bool HasManualLeadIns { get; set; }
+
         /// <summary>
         /// Gets the rotation of the part in radians.
         /// </summary>
diff --git a/OpenNest.Engine.Tests/PartFlagTests.cs b/OpenNest.Engine.Tests/PartFlagTests.cs
new file mode 100644
index 0000000..89b65e4
--- /dev/null
+++ b/OpenNest.Engine.Tests/PartFlagTests.cs
@@ -0,0 +1,32 @@
+using OpenNest.CNC;
+using OpenNest.Geometry;
+using Xunit;
+
+namespace OpenNest.Engine.Tests;
+
+public class PartFlagTests
+{
+    [Fact]
+    public void HasManualLeadIns_DefaultsFalse()
+    {
+        var pgm = new Program();
+        pgm.Codes.Add(new RapidMove(new Vector(0, 0)));
+        var drawing = new Drawing("test", pgm);
+        var part = new Part(drawing);
+
+        Assert.False(part.HasManualLeadIns);
+    }
+
+    [Fact]
+    public void HasManualLeadIns_CanBeSet()
+    {
+        var pgm = new Program();
+        pgm.Codes.Add(new RapidMove(new Vector(0, 0)));
+        var drawing = new Drawing("test", pgm);
+        var part = new Part(drawing);
+
+        part.HasManualLeadIns = true;
+
+        Assert.True(part.HasManualLeadIns);
+    }
+}