UI event setup

Basalt.Raylib/Graphics/RaylibGraphicsEngine.cs

@@ -203,6 +203,8 @@ public unsafe void Render()
 
 				}
 
+				eventBus?.TriggerEvent(BasaltConstants.UiRenderEventKey);
+
 				EndDrawing();
 				//----------------------------------------------------------------------------------
 			}

Basalt/Common/Components/Component.cs

@@ -59,6 +59,9 @@ public virtual void OnPhysicsUpdate()
 		public virtual void OnCollision(Collider other)
 		{
 		}
+		public virtual void OnUIRender()
+		{
+		}
 
 		internal void onDestroy()
 		{
@@ -99,6 +102,13 @@ public void OnRenderEvent(object? sender, EventArgs args)
 				OnRender();
 		}
 
+		public void OnUIRenderEvent(object? sender, EventArgs args)
+		{
+			if (Entity.Enabled && Enabled)
+				OnUIRender();
+		}
+
+
 		private void SubscribeToEvents()
 		{
 			var eventbus = Engine.Instance.GetEngineComponent<IEventBus>()!;
@@ -113,6 +123,10 @@ private void SubscribeToEvents()
 			// Check if OnPhysicsUpdate was overriden
 			if (type.GetMethod(nameof(OnPhysicsUpdate)).DeclaringType != typeof(Component))
 				eventbus.Subscribe(BasaltConstants.PhysicsUpdateEventKey, OnPhysicsUpdateEvent);
+
+			// Check if OnUIRender was overriden
+			if (type.GetMethod(nameof(OnUIRender)).DeclaringType != typeof(Component))
+				eventbus.Subscribe(BasaltConstants.UiRenderEventKey, OnUIRenderEvent);
 		}
 
 		private void UnsubscribeFromEvents()
@@ -122,6 +136,7 @@ private void UnsubscribeFromEvents()
 			eventbus.Unsubscribe(BasaltConstants.UpdateEventKey, OnUpdateEvent);
 			eventbus.Unsubscribe(BasaltConstants.RenderEventKey, OnRenderEvent);
 			eventbus.Unsubscribe(BasaltConstants.PhysicsUpdateEventKey, OnPhysicsUpdateEvent);
+			eventbus.Unsubscribe(BasaltConstants.UiRenderEventKey, OnUIRenderEvent);
 		}
 
 

Basalt/Common/Utils/BasaltConstants.cs

@@ -6,5 +6,6 @@ public static class BasaltConstants
 		public const string UpdateEventKey = "update";
 		public const string PhysicsUpdateEventKey = "physics_update";
 		public const string RenderEventKey = "render";
+		public const string UiRenderEventKey = "ui_render";
 	}
 }