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src/Views/Renderers/IMarkdownBlockRenderer.cs

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+using Avalonia.Controls;
+using Markdig.Syntax;
+
+namespace MarkdownEditor.Views.Renderers;
+
+/// <summary>
+/// Interface for rendering markdown blocks into Avalonia controls.
+/// Allows for modular rendering of different markdown block types.
+/// </summary>
+public interface IMarkdownBlockRenderer
+{
+    /// <summary>
+    /// Determines if this renderer can handle the given block type.
+    /// </summary>
+    /// <param name="block">The markdown block to check.</param>
+    /// <returns>True if this renderer can handle the block, false otherwise.</returns>
+    bool CanRender(Block block);
+
+    /// <summary>
+    /// Renders the markdown block into an Avalonia control.
+    /// </summary>
+    /// <param name="block">The markdown block to render.</param>
+    /// <returns>The rendered Avalonia control, or null if rendering fails.</returns>
+    Control? Render(Block block);
+}
+