UI WIP

DaggerFramework/Source/UI/UIElement.cs

@@ -0,0 +1,54 @@
+using System.Numerics;
+using DaggerFramework.Rendering;
+using DaggerFramework.Utils;
+
+namespace DaggerFramework.UI;
+
+public abstract class UIElement
+{
+    public Rect Rect { get; set; } = new Rect();
+    public SizeFlags VerticalSizeFlags { get; set; } = SizeFlags.Fill;
+    public SizeFlags HorizontalSizeFlags { get; set; } = SizeFlags.Fill;
+
+    public Vector2 ExpandRatio { get; set; } = Vector2.One;
+
+    public UIElement()
+    {
+        children = new();
+    }
+
+    public void AddChild(UIElement child)
+    {
+        children.Add(child);
+        child.parent = this;
+    }
+
+    public void Render(Renderer renderer)
+    {
+        renderer.SetTransform(Rect.Position, Vector2.Zero, 0);
+        OnRender(renderer);
+
+        foreach (UIElement child in children)
+        {
+            renderer.SetTransform(child.Rect.Position, Vector2.Zero, 0);
+            child.Render(renderer);
+        }
+    }
+
+    protected abstract void OnRender(Renderer renderer);
+
+    protected List<UIElement> children;
+    protected UIElement? parent;
+
+    private Logger _logger = new(nameof(UIElement));
+}
+
+
+[Flags]
+public enum SizeFlags
+{
+    ShrinkBegin,
+    ShrinkCenter,
+    ShrinkEnd,
+    Fill
+}