From cc286dd9b78c674c83490c2b6fcf3d569427a771 Mon Sep 17 00:00:00 2001
From: AJ Isaacs <ajisaacs27@gmail.com>
Date: Sun, 8 Mar 2026 15:41:07 -0400
Subject: [PATCH] refactor: extract OpenNest.IO class library from WinForms
 project

Move DxfImporter, DxfExporter, NestReader, NestWriter, ProgramReader,
and Extensions into a new OpenNest.IO class library. The WinForms project
now references OpenNest.IO instead of ACadSharp directly.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 {OpenNest/IO => OpenNest.IO}/DxfExporter.cs   |  0
 {OpenNest/IO => OpenNest.IO}/DxfImporter.cs   |  0
 {OpenNest/IO => OpenNest.IO}/Extensions.cs    |  0
 {OpenNest/IO => OpenNest.IO}/NestReader.cs    |  0
 {OpenNest/IO => OpenNest.IO}/NestWriter.cs    |  0
 OpenNest.IO/OpenNest.IO.csproj                | 11 +++++++++++
 {OpenNest/IO => OpenNest.IO}/ProgramReader.cs |  0
 OpenNest.sln                                  | 14 ++++++++++++++
 OpenNest/OpenNest.csproj                      |  2 +-
 9 files changed, 26 insertions(+), 1 deletion(-)
 rename {OpenNest/IO => OpenNest.IO}/DxfExporter.cs (100%)
 rename {OpenNest/IO => OpenNest.IO}/DxfImporter.cs (100%)
 rename {OpenNest/IO => OpenNest.IO}/Extensions.cs (100%)
 rename {OpenNest/IO => OpenNest.IO}/NestReader.cs (100%)
 rename {OpenNest/IO => OpenNest.IO}/NestWriter.cs (100%)
 create mode 100644 OpenNest.IO/OpenNest.IO.csproj
 rename {OpenNest/IO => OpenNest.IO}/ProgramReader.cs (100%)

diff --git a/OpenNest/IO/DxfExporter.cs b/OpenNest.IO/DxfExporter.cs
similarity index 100%
rename from OpenNest/IO/DxfExporter.cs
rename to OpenNest.IO/DxfExporter.cs
diff --git a/OpenNest/IO/DxfImporter.cs b/OpenNest.IO/DxfImporter.cs
similarity index 100%
rename from OpenNest/IO/DxfImporter.cs
rename to OpenNest.IO/DxfImporter.cs
diff --git a/OpenNest/IO/Extensions.cs b/OpenNest.IO/Extensions.cs
similarity index 100%
rename from OpenNest/IO/Extensions.cs
rename to OpenNest.IO/Extensions.cs
diff --git a/OpenNest/IO/NestReader.cs b/OpenNest.IO/NestReader.cs
similarity index 100%
rename from OpenNest/IO/NestReader.cs
rename to OpenNest.IO/NestReader.cs
diff --git a/OpenNest/IO/NestWriter.cs b/OpenNest.IO/NestWriter.cs
similarity index 100%
rename from OpenNest/IO/NestWriter.cs
rename to OpenNest.IO/NestWriter.cs
diff --git a/OpenNest.IO/OpenNest.IO.csproj b/OpenNest.IO/OpenNest.IO.csproj
new file mode 100644
index 0000000..cf96aaf
--- /dev/null
+++ b/OpenNest.IO/OpenNest.IO.csproj
@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows</TargetFramework>
+    <RootNamespace>OpenNest.IO</RootNamespace>
+    <AssemblyName>OpenNest.IO</AssemblyName>
+  </PropertyGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\OpenNest.Core\OpenNest.Core.csproj" />
+    <PackageReference Include="ACadSharp" Version="3.1.32" />
+  </ItemGroup>
+</Project>
diff --git a/OpenNest/IO/ProgramReader.cs b/OpenNest.IO/ProgramReader.cs
similarity index 100%
rename from OpenNest/IO/ProgramReader.cs
rename to OpenNest.IO/ProgramReader.cs
diff --git a/OpenNest.sln b/OpenNest.sln
index 251ebd6..6972af1 100644
--- a/OpenNest.sln
+++ b/OpenNest.sln
@@ -11,6 +11,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenNest.Engine", "OpenNest
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenNest.Gpu", "OpenNest.Gpu\OpenNest.Gpu.csproj", "{1F0DD58E-9E83-4F78-A9D9-0557C0B2D96F}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenNest.IO", "OpenNest.IO\OpenNest.IO.csproj", "{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -69,6 +71,18 @@ Global
 		{1F0DD58E-9E83-4F78-A9D9-0557C0B2D96F}.Release|x64.Build.0 = Release|Any CPU
 		{1F0DD58E-9E83-4F78-A9D9-0557C0B2D96F}.Release|x86.ActiveCfg = Release|Any CPU
 		{1F0DD58E-9E83-4F78-A9D9-0557C0B2D96F}.Release|x86.Build.0 = Release|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Debug|x64.Build.0 = Debug|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Debug|x86.Build.0 = Debug|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Release|x64.ActiveCfg = Release|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Release|x64.Build.0 = Release|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Release|x86.ActiveCfg = Release|Any CPU
+		{1EFCF5FB-7ADE-4044-B55D-60F6F75C3A8B}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/OpenNest/OpenNest.csproj b/OpenNest/OpenNest.csproj
index 4eafc18..b2c2b77 100644
--- a/OpenNest/OpenNest.csproj
+++ b/OpenNest/OpenNest.csproj
@@ -14,7 +14,7 @@
     <ProjectReference Include="..\OpenNest.Core\OpenNest.Core.csproj" />
     <ProjectReference Include="..\OpenNest.Engine\OpenNest.Engine.csproj" />
     <ProjectReference Include="..\OpenNest.Gpu\OpenNest.Gpu.csproj" />
-    <PackageReference Include="ACadSharp" Version="3.1.32" />
+    <ProjectReference Include="..\OpenNest.IO\OpenNest.IO.csproj" />
     <PackageReference Include="System.Drawing.Common" Version="8.0.10" />
   </ItemGroup>
   <ItemGroup>