FractalTreeGtk/CairoWindow.cs

@@ -10,7 +10,7 @@ namespace FractalTreeGtk
     internal class CairoWindow : Window
     {
         private int FractalLevels { get; set; } = 2;
-        readonly DrawingArea _drawing = new();
+        readonly DrawingArea _drawing = new DrawingArea();
         Fractal _fractal = null!;
 
         public CairoWindow(string title) : base(title)
@@ -44,9 +44,9 @@ namespace FractalTreeGtk
                         FractalLevels--;
                         GenerateFractal();
                     }
+
                     break;
                 case Key.r: //Regenerate fractal
-                case Key.R:    
                     GenerateFractal();
                     break;
             }

FractalTreeGtk/Draw/Fractal.cs

@@ -6,10 +6,11 @@ namespace FractalTreeGtk.Draw
     {
         private readonly CairoWindow _window;
         private double Length { get; set; } = new Random().Next(70, 90);
-        private int MaxLevels { get; }
-        private int CurrentLevel { get; set; }
+        private int MaxLevels { get; set; }
+        private int CurrentLevel { get; set; } = 0;
+        public bool IsDrawing { private set; get; }
         private double Degree => new Random().Next(30, 50) / 100f;
-        private double DeltaLength => new Random().Next(0, 20) / (float)Math.Log2(CurrentLevel+1);
+        private double DeltaLength => new Random().Next(0, 50) / 100f;
 
         public Branch[][] FractalLines { get; }
 
@@ -37,7 +38,7 @@ namespace FractalTreeGtk.Draw
         {
             _window.QueueDraw();
             var len = DeltaLength;
-            if (Length < 0)
+            if (Length < DeltaLength)
                 Length = DeltaLength;
             else
                 Length -= DeltaLength;
@@ -93,6 +94,7 @@ namespace FractalTreeGtk.Draw
             {
                 NextLevel();
             }
+            else IsDrawing = false;
         }
     }
 }

FractalTreeGtk/FractalTreeGtk.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <ImplicitUsings>disable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>

FractalTreeGtk/Program.cs

@@ -1,14 +1,18 @@
 using Gtk;
 
-namespace FractalTreeGtk;
-
-internal class Program
+namespace FractalTreeGtk
 {
-    static void Main()
+    internal class Program
     {
-        Application.Init();
+        static void Main(string[] args)
+        {
+            Application.Init();
 
-        _ = new CairoWindow("Fractal window");
-        Application.Run();
+            //Create the Window
+
+            Window myWin = new CairoWindow("My first GTK# Application! ");
+
+            Application.Run();
+        }
     }
 }

README.md

@@ -1,5 +1,5 @@
 # Fractal renderer on Gtk#
-Simple drawer for fractal trees on Gtk# library and Cairo OpenGL
+Drawer of fractal trees on Gtk# library
 
 # How to use: