Add new methods to input handler, add RectangleShape2d, modify test game.

DaggerFramework/Source/SceneGraph/Entities/CircleShape2d.cs

@@ -12,7 +12,7 @@ namespace DaggerFramework.SceneGraph
             renderer.DrawCircle(_radius, _color);
         }
 
-        private float _radius;
-        private Color _color;
+        private float _radius = 16;
+        private Color _color = Color.White;
     }
 }

DaggerFramework/Source/SceneGraph/Entities/RectangleShape2d.cs

@@ -0,0 +1,14 @@
+using System.Numerics;
+using DaggerFramework.Rendering;
+
+namespace DaggerFramework.SceneGraph;
+
+public class RectangleShape2d : Drawable2d
+{
+    public Vector2 Size { get; set; } = Vector2.One * 32;
+    public Color Color { get; set; } = Color.White;
+    public override void OnDraw(Renderer renderer)
+    {
+        renderer.DrawRectangle(Size, Color);
+    }
+}

DaggerFramework/Source/SceneGraph/Entities/Text2d.cs

@@ -5,17 +5,41 @@ namespace DaggerFramework.SceneGraph
 {
     public class Text2d : Drawable2d
     {
-        public string Contents { get => _contents; set => _contents = value; }
+        public string Text { get => _text; set => _text = value; }
         public int FontSize { get => _fontSize; set => _fontSize = value; }
         public Color FontColor { get => _fontColor; set => _fontColor = value; }
+        public Font Font
+        {
+            get => _font; set
+            {
+                _isDirty = true;
+                _font = value;
+            }
+        }
 
         public override void OnDraw(Renderer renderer)
         {
-            renderer.DrawDebugText(_contents, _fontSize, _fontColor);
+            if (_isDirty)
+            {
+                _fontHandle = renderer.LoadFont(_font);
+                _isDirty = false;
+            }
+
+            if (_font == null)
+            {
+                renderer.DrawDebugText(_text, _fontSize, _fontColor);
+            }
+            else
+            {
+                renderer.DrawText(_fontHandle, _text, _fontSize, _fontColor);
+            }
         }
 
-        private string _contents = string.Empty;
+        private string _text = string.Empty;
         private int _fontSize = 16;
         private Color _fontColor = Color.White;
+        private Font _font;
+        private int _fontHandle;
+        private bool _isDirty;
     }
 }