Remove graphviz dependency

Change-Id: I6790f92526c2042e8a921903034667f0420ba8c5
Reviewed-by: Karsten Heimrich <karsten.heimrich@qt.io>

7 files changed, 3 insertions, 178 deletions

diff --git a/examples/Tutorial/Tutorial.csproj b/examples/Tutorial/Tutorial.csproj
index 2855e70..9b853c3 100644
--- a/examples/Tutorial/Tutorial.csproj
+++ b/examples/Tutorial/Tutorial.csproj
@@ -19,9 +19,4 @@
 
   <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
 
-  <PropertyGroup>
-    <QtGenCmd Condition="'$(QtGenCmd)' != '' AND '$(Configuration)' == 'Debug'"
-      >$(QtGenCmd) --graphviz "$(IntermediateOutputPath)qtdotnet\dependency_graph.pdf"</QtGenCmd>
-  </PropertyGroup>
-
 </Project>
diff --git a/examples/UserView/UserViewQml/UserViewQml.csproj b/examples/UserView/UserViewQml/UserViewQml.csproj
index d8ebd5e..470d204 100644
--- a/examples/UserView/UserViewQml/UserViewQml.csproj
+++ b/examples/UserView/UserViewQml/UserViewQml.csproj
@@ -21,9 +21,4 @@
 
   <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
 
-  <PropertyGroup>
-    <QtGenCmd Condition="'$(QtGenCmd)' != '' AND '$(Configuration)' == 'Debug'"
-      >$(QtGenCmd) --graphviz "$(IntermediateOutputPath)qtdotnet\dependency_graph.pdf"</QtGenCmd>
-  </PropertyGroup>
-
 </Project>
diff --git a/src/Qt.DotNet.Generator/Properties/launchSettings.json b/src/Qt.DotNet.Generator/Properties/launchSettings.json
index 408fe7c..e08005a 100644
--- a/src/Qt.DotNet.Generator/Properties/launchSettings.json
+++ b/src/Qt.DotNet.Generator/Properties/launchSettings.json
@@ -2,7 +2,7 @@
   "profiles": {
     "Qt.DotNet.Generator": {
       "commandName": "Project",
-      "commandLineArgs": "--source \"$(SolutionDir)\\tests\\GeneratorTestApp\\obj\\Debug\\net8.0\\GeneratorTestApp.dll\" --graphviz dependency_graph.pdf --rules \"$(ProjectDir)\\..\\Qt.DotNet.GenerationRules\\bin\\$(Configuration)\\$(TargetFramework)\\Qt.DotNet.GenerationRules.dll\" --target \"$(SolutionDir)\\tests\\GeneratorTestApp\\obj\\Debug\\net8.0\\qtdotnet\\native\""
+      "commandLineArgs": "--source \"$(SolutionDir)\\tests\\GeneratorTestApp\\obj\\Debug\\net8.0\\GeneratorTestApp.dll\" --rules \"$(ProjectDir)\\..\\Qt.DotNet.GenerationRules\\bin\\$(Configuration)\\$(TargetFramework)\\Qt.DotNet.GenerationRules.dll\" --target \"$(SolutionDir)\\tests\\GeneratorTestApp\\obj\\Debug\\net8.0\\qtdotnet\\native\""
     }
   }
 }
\ No newline at end of file
diff --git a/src/Qt.DotNet.Generator/Qt.DotNet.Generator.csproj b/src/Qt.DotNet.Generator/Qt.DotNet.Generator.csproj
index 8169311..7898d7c 100644
--- a/src/Qt.DotNet.Generator/Qt.DotNet.Generator.csproj
+++ b/src/Qt.DotNet.Generator/Qt.DotNet.Generator.csproj
@@ -28,10 +28,6 @@
     <ProjectReference Include="..\Qt.DotNet.Adapter\Qt.DotNet.Adapter.csproj" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(Configuration)' == 'Debug'">
-    <PackageReference Include="Rubjerg.Graphviz" Version="3.0.1" />
-  </ItemGroup>
-
   <PropertyGroup Condition="'$(Configuration)' == 'Debug'">
     <ResolveAssemblyWarnOrErrorOnTargetArchitectureMismatch>None</ResolveAssemblyWarnOrErrorOnTargetArchitectureMismatch>
   </PropertyGroup>
diff --git a/src/Qt.DotNet.Generator/Qt/DotNet/CodeGeneration/Generator.cs b/src/Qt.DotNet.Generator/Qt/DotNet/CodeGeneration/Generator.cs
index f2c7a0f..65e1974 100644
--- a/src/Qt.DotNet.Generator/Qt/DotNet/CodeGeneration/Generator.cs
+++ b/src/Qt.DotNet.Generator/Qt/DotNet/CodeGeneration/Generator.cs
@@ -23,10 +23,7 @@ namespace Qt.DotNet.CodeGeneration
             SourceFileNotFound,
             GraphBuildError,
             GenerationError,
-            OutputError,
-#if DEBUG
-            GraphVizError = 99
-#endif
+            OutputError
         }
 
         private static void Error(string msg)
@@ -48,9 +45,6 @@ namespace Qt.DotNet.CodeGeneration
 
         public enum Options
         {
-#if DEBUG
-            Graphviz,
-#endif
             Source, Ref, Exclude, Target, Rules
         }
 
@@ -82,14 +76,7 @@ namespace Qt.DotNet.CodeGeneration
                 Options.Exclude, new Option<string[]>(
                     "--exclude", "Exclude type from dependency graph")
                 { Arity = ArgumentArity.ZeroOrMore }
-            },
-#if DEBUG
-            {
-                Options.Graphviz, new Option<string>(
-                    "--graphviz", "Debug visualization")
-                { Arity = ArgumentArity.ZeroOrOne }
             }
-#endif
         };
 
         private static async Task<int> Main(string[] args)
@@ -127,18 +114,7 @@ namespace Qt.DotNet.CodeGeneration
             await DependencyGraph.CreateAsync(loader, sourceAssembly, excludedTypes);
             if (Rules.SourceGraph == null)
                 return Error(ctx, ExitCode.GraphBuildError, "Graph build error");
-#if DEBUG
-            if (ctx.TryGetValue(Options.Graphviz, out string graphVizPath)) {
-                try {
-                    GraphViz
-                        .FromDependencyGraph(Rules.SourceGraph)
-                        .ToPdfFile(graphVizPath);
-                } catch (Exception ex) {
-                    return Error(ctx, ExitCode.GraphVizError,
-                        $"Error generating GraphViz content: '{ex.Message}'");
-                }
-            }
-#endif
+
             if (!ctx.TryGetValue(Options.Target, out string targetPath))
                 return ExitCode.Ok;
 
diff --git a/src/Qt.DotNet.Generator/Qt/DotNet/CodeGeneration/GraphViz.cs b/src/Qt.DotNet.Generator/Qt/DotNet/CodeGeneration/GraphViz.cs
deleted file mode 100644
index 5f07606..0000000
--- a/src/Qt.DotNet.Generator/Qt/DotNet/CodeGeneration/GraphViz.cs
+++ /dev/null
@@ -1,132 +0,0 @@
-/***************************************************************************************************
- Copyright (C) 2025 The Qt Company Ltd.
- SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
-***************************************************************************************************/
-#if DEBUG
-
-using System.Reflection;
-using System.Text;
-using System.Xml.Linq;
-using Rubjerg.Graphviz;
-
-namespace Qt.DotNet.CodeGeneration
-{
-    public static class GraphViz
-    {
-        public static RootGraph FromDependencyGraph(DependencyGraph graph)
-        {
-            var graphViz = RootGraph.CreateNew(GraphType.Directed, "Assembly Dependency Graph");
-            graphViz.SetAttribute("fontname", "Consolas");
-
-            foreach (var node in graph) {
-                var type = node.Key;
-                var gvNode = graphViz.GetOrAddNode(type.GetHashCode().ToString());
-
-                var baseTypes = type.GetInterfaces()
-                    .OrderBy(x => x.Name)
-                    .Prepend(type.BaseType)
-                    .Where(x => graph.Keys.Contains(x))
-                    .Select(x => $"BASE {TypeLabel(x)}");
-                var ctors = node.Value
-                    .OfType<ConstructorInfo>()
-                    .OrderBy(x => x.GetParameters().Length)
-                    .Select(x => $"CTOR ({string
-                        .Join(',', x.GetParameters().Select(y => TypeLabel(y.ParameterType)))})");
-                var methods = node.Value
-                    .OfType<MethodInfo>()
-                    .OrderBy(x => x.IsStatic).ThenBy(x => x.Name)
-                    .Select(x => $@"
-{(x.IsStatic ? "STATIC " : "")}METHOD {TypeLabel(x.ReturnType)} {x.Name}({string
-    .Join(',', x.GetParameters().Select(y => TypeLabel(y.ParameterType)))})");
-                var props = node.Value
-                    .OfType<PropertyInfo>()
-                    .OrderBy(x => (x.GetAccessors().FirstOrDefault()?.IsStatic == true))
-                    .ThenBy(x => x.Name)
-                    .Select(x => $@"
-{(x.GetAccessors().FirstOrDefault()?.IsStatic == true ? "STATIC " : "")}
-PROPERTY {TypeLabel(x.PropertyType)} {x.Name}");
-                var fields = node.Value
-                    .OfType<FieldInfo>()
-                    .Where(x => !x.IsLiteral)
-                    .OrderBy(x => x.IsStatic).ThenBy(x => x.Name)
-                    .Select(x => $@"
-{(x.IsStatic ? "STATIC " : "")}FIELD {TypeLabel(x.FieldType)} {x.Name}");
-                var consts = node.Value
-                    .OfType<FieldInfo>()
-                    .Where(x => x.IsLiteral)
-                    .OrderBy(x => x.Name)
-                    .Select(x => $"CONST {TypeLabel(x.FieldType)} {x.Name}");
-                var events = node.Value
-                    .OfType<EventInfo>()
-                    .OrderBy(x => (x.AddMethod.IsStatic)).ThenBy(x => x.Name)
-                    .Select(x => $@"
-{(x.AddMethod.IsStatic ? "STATIC " : "")}EVENT {TypeLabel(x.EventHandlerType)} {x.Name}");
-                var nestedTypes = node.Value
-                    .OfType<TypeInfo>()
-                    .OrderBy(x => x.Name)
-                    .Select(x => $"TYPE {TypeLabel(x)}");
-                var members = baseTypes
-                    .Union(ctors)
-                    .Union(methods)
-                    .Union(props)
-                    .Union(fields)
-                    .Union(consts)
-                    .Union(events)
-                    .Union(nestedTypes);
-
-                gvNode.SetAttribute("shape", "plaintext");
-                var membersHtml = new StringBuilder();
-                foreach (var member in members) {
-                    membersHtml.Append($@"
-  <TR>
-    <TD ALIGN=""LEFT"">{member}</TD>
-  </TR>");
-                }
-                gvNode.SetAttributeHtml("label", @$"
-<FONT FACE=""Consolas"" POINT-SIZE=""{(type.IsRootNode() ? 24 : 14)}"">
-  <TABLE BORDER=""{(type.IsRootNode() ? 2 : 1)}"" CELLBORDER=""0"" CELLSPACING=""0"">
-    <TR>
-      <TD ALIGN=""LEFT"" BGCOLOR=""lightgray""
-        ><SUP>{type.Namespace ?? "<B>ROOT</B>"}</SUP></TD>
-    </TR>
-    <TR>
-      <TD BORDER=""{(members.Any() ? 1 : 0)}"" SIDES=""B""><B>{TypeLabel(type)}</B></TD>
-    </TR>
-{membersHtml}
-  </TABLE>
-</FONT>");
-            }
-
-            foreach (var nodeFrom in graph.Keys) {
-                foreach (var nodeTo in graph.Connected(nodeFrom)) {
-                    var edge = graphViz.GetOrAddEdge(
-                        graphViz.GetNode(nodeFrom.GetHashCode().ToString()),
-                        graphViz.GetNode(nodeTo.GetHashCode().ToString()));
-                    edge.SetAttribute("color", "blue");
-                }
-            }
-
-            return graphViz;
-        }
-
-        private static string TypeLabel(Type type)
-        {
-            if (type.IsRootNode())
-                return type.Module.Name;
-            var typeName = type.Name.Replace("<", "&lt;").Replace(">", "&gt;");
-            if (type.DeclaringType != null)
-                typeName = TypeLabel(type.DeclaringType) + "+" + typeName;
-
-            return
-                type switch
-                {
-                    { IsConstructedGenericType: true } => typeName.Split('`')[0]
-                        + "&lt;"
-                        + string.Join(',', type.GenericTypeArguments.Select(t => TypeLabel(t)))
-                        + "&gt;",
-                    _ => typeName.Split('`', StringSplitOptions.RemoveEmptyEntries)[0]
-                };
-        }
-    }
-}
-#endif
diff --git a/tests/GeneratorTestApp/GeneratorTestApp.csproj b/tests/GeneratorTestApp/GeneratorTestApp.csproj
index 3208cd6..a8e2a1e 100644
--- a/tests/GeneratorTestApp/GeneratorTestApp.csproj
+++ b/tests/GeneratorTestApp/GeneratorTestApp.csproj
@@ -32,9 +32,4 @@
 
   <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
 
-  <PropertyGroup>
-    <QtGenCmd Condition="'$(QtGenCmd)' != '' AND '$(Configuration)' == 'Debug'"
-      >$(QtGenCmd) --graphviz "$(IntermediateOutputPath)qtdotnet\dependency_graph.pdf"</QtGenCmd>
-  </PropertyGroup>
-
 </Project>