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Structural/Structural.sln

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+
+Microsoft Visual Studio Solution File, Format Version 10.00
+# Visual Studio 2008
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Structural", "Structural\Structural.csproj", "{6DFAFA58-AA4D-452B-98DB-760780828E50}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{6DFAFA58-AA4D-452B-98DB-760780828E50}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6DFAFA58-AA4D-452B-98DB-760780828E50}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6DFAFA58-AA4D-452B-98DB-760780828E50}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6DFAFA58-AA4D-452B-98DB-760780828E50}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal

Structural/Structural/AST/AstKeyAttribute.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Structural.AST
+{
+    public class AstKeyAttribute : Attribute
+    {
+        public string Name { get; set; }
+        public AstKeyAttribute(string name)
+        {
+            Name = name;
+        }
+    }
+}

Structural/Structural/AST/Body.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Structural.AST
+{
+    [AstKey("body")]
+    public class Body : AstNode
+    {
+        public List<Statement> Statements { get; set; }
+
+        public Body()
+        {
+            Statements = new List<Statement>();
+        }
+    }
+}

Structural/Structural/AST/Expression.cs

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+using System.Collections.Generic;
+
+namespace Structural.AST
+{
+    [AstKey("exp")]
+    public class Expression : Value
+    {
+        public List<AstNode> Operands { get; set; }
+        public Expression()
+        {
+            Operands = new List<AstNode>();
+        }
+    }
+}

Structural/Structural/AST/If.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Structural.AST
+{
+    [AstKey("if")]
+    public class If : Statement
+    {
+        public Expression Condition { get; set; }
+        public Body Body { get; set; }
+        public If Next { get; set; }
+
+        public If()
+        {
+            Body = new Body();
+        }
+    }
+}

Structural/Structural/AST/IntegerLiteral.cs

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+namespace Structural.AST
+{
+    [AstKey("int")]
+    public class IntegerLiteral : Value
+    {
+        public int Value { get; set; }
+    }
+}

Structural/Structural/AST/Node.cs

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+namespace Structural.AST
+{
+    public abstract class AstNode
+    {
+    }
+}

Structural/Structural/AST/Operator.cs

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+namespace Structural.AST
+{
+
+    public abstract class Operator : Value
+    {
+        public Value LeftOperand { get; set; }
+
+        public Value RightOperand { get; set; }
+    }
+
+    [AstKey("+")]
+    public class AddOperator : Operator
+    {
+
+    }
+
+    [AstKey("-")]
+    public class SubOperator : Operator
+    {
+
+    }
+
+    [AstKey("*")]
+    public class MulOperator : Operator
+    {
+
+    }
+
+    [AstKey("/")]
+    public class DivOperator : Operator
+    {
+
+    }
+}

Structural/Structural/AST/Print.cs

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+namespace Structural.AST
+{
+    public class Print : Statement
+    {
+        public Value Value { get; set; }
+    }
+}

Structural/Structural/AST/Root.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Structural.AST
+{
+    public class Root : AstNode
+    {
+        public Body Body { get; set; }
+
+        public Root()
+        {
+            Body = new Body();
+        }
+    }
+}

Structural/Structural/AST/Statement.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Structural.AST
+{
+    public class Statement : AstNode
+    {
+    }
+}

Structural/Structural/AST/StringLiteral.cs

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+namespace Structural.AST
+{
+    [AstKey("string")]
+    public class StringLiteral : Value
+    {
+        public string Value { get; set; }
+    }
+}

Structural/Structural/AST/Value.cs

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+namespace Structural.AST
+{
+    public class Value : AstNode
+    {
+        public static readonly  EmptyValue Empty = new EmptyValue();
+    }
+
+    public class EmptyValue : Value
+    {
+
+    }
+}

Structural/Structural/AST/VariableDeclaration.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Structural.AST
+{
+    [AstKey("var")]
+    public class VariableDeclaration : Statement
+    {
+        public string Name { get; set; }
+        public Expression InitialValue { get; set; }
+    }
+}

Structural/Structural/Form1.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Windows.Forms;
+using Structural.AST;
+using Structural.Projections;
+
+namespace Structural
+{
+    public partial class Form1 : Form
+    {
+        public Form1()
+        {
+            InitializeComponent();
+        }
+
+        private void button1_Click(object sender, EventArgs args)
+        {
+
+        }
+
+        private void Form1_Paint(object sender, PaintEventArgs args)
+        {
+            var e = new StructureEngine();
+
+            var i = new If();
+
+            i.Condition = null;
+            e.Root.Body.Statements.Add(i);
+
+            var v = new VariableDeclaration();
+            v.Name = null;
+            v.InitialValue = null;
+
+            var p = new Print();
+
+            var s1 = new StringLiteral
+                        {
+                                Value = "hej du glade Tag en spade och..."
+                        };
+            var s2 = new StringLiteral
+            {
+                Value =  "Mer text",
+            };
+
+            var exp = new AddOperator()
+            {
+                LeftOperand = s1,
+                RightOperand = s2,
+            };
+
+            p.Value = exp;
+
+            i.Body.Statements.Add(v);
+            i.Body.Statements.Add(p);
+
+            args.Graphics.Clear(Color.White);
+            e.Render(args.Graphics);
+
+        }
+    }
+}