replace IDrawComponent with IDrawableComponent and remove SetDrawComponent

encompass-cs/ComponentManager.cs

@@ -79,6 +79,11 @@ namespace Encompass
             return id;
         }
 
+        internal void RegisterDrawableComponent<TComponent>(Guid componentID, TComponent component) where TComponent : IDrawableComponent
+        {
+            drawLayerManager.RegisterComponentWithLayer(componentID, component.Layer);
+        }
+
         internal void AddComponent(Entity entity, Type type, Guid componentID, IComponent component)
         {
             IDToComponent[componentID] = component;

encompass-cs/Engine.cs

@@ -503,43 +503,10 @@ namespace Encompass
                 newComponentMessage.priority = priority;
                 SendPendingComponentMessage(newComponentMessage);
             }
-        }
 
-        /// <summary>
+            if (component is IDrawableComponent drawableComponent)
-        /// Overwrites Component struct data associated with the specified Component ID.
-        /// </summary>
-        internal void SetComponent<TComponent>(Guid componentID, TComponent component) where TComponent : struct, IComponent
             {
-            SetComponent(GetEntityByComponentID<TComponent>(componentID), component);
+                componentManager.RegisterDrawableComponent(componentID, drawableComponent);
-        }
-
-        /// <summary>
-        /// Sets Draw Component data for the specified Component Type on the specified Entity.
-        /// This method must be used for the Draw Component to be readable by an OrderedRenderer.
-        /// If Component data for this Type already existed on the Entity, the component data is overwritten.
-        /// </summary>
-        /// <exception cref="Encompass.Exceptions.IllegalWriteException">
-        /// Thrown when the Engine does not declare that it Writes the given Component Type.
-        /// </exception>
-        protected void SetDrawComponent<TComponent>(Entity entity, TComponent component, int layer = 0) where TComponent : struct, IComponent, IDrawComponent
-        {
-            var priority = writePriorities.ContainsKey(typeof(TComponent)) ? writePriorities[typeof(TComponent)] : 0;
-
-            var componentID = componentManager.MarkDrawComponentForWrite(entity, component, priority, layer);
-
-            if (!sendTypes.Contains(typeof(ComponentWriteMessage<TComponent>)))
-            {
-                throw new IllegalWriteException("Engine {0} tried to write undeclared Component {1}", GetType().Name, typeof(TComponent).Name);
-            }
-
-            if (sendTypes.Contains(typeof(PendingComponentMessage<TComponent>)))
-            {
-                PendingComponentMessage<TComponent> newComponentMessage;
-                newComponentMessage.entity = entity;
-                newComponentMessage.componentID = componentID;
-                newComponentMessage.component = component;
-                newComponentMessage.priority = priority;
-                SendPendingComponentMessage(newComponentMessage);
             }
         }
 

encompass-cs/IDrawComponent.cs

@@ -1,7 +0,0 @@
-namespace Encompass
-{
-    /// <summary>
-    /// Structs that implement IDrawComponent are considered to be DrawComponents.
-    /// </summary>
-    public interface IDrawComponent { }
-}

encompass-cs/Interfaces/IDrawableComponent.cs

@@ -0,0 +1,7 @@
+namespace Encompass
+{
+    public interface IDrawableComponent
+    {
+        int Layer { get; set; }
+    }
+}

encompass-cs/Renderers/OrderedRenderer.cs

@@ -5,7 +5,7 @@ namespace Encompass
     /// <summary>
     /// OrdereredRenderer provides a structure for the common pattern of wishing to draw a specific DrawComponent at a specific layer.
     /// </summary>
-    public abstract class OrderedRenderer<TComponent> : Renderer where TComponent : struct, IComponent, IDrawComponent
+    public abstract class OrderedRenderer<TComponent> : Renderer where TComponent : struct, IComponent, IDrawableComponent
     {
         public abstract void Render(Entity entity, TComponent drawComponent);
 

encompass-cs/WorldBuilder.cs

@@ -74,16 +74,11 @@ namespace Encompass
         /// </summary>
         public void SetComponent<TComponent>(Entity entity, TComponent component, int priority = 0) where TComponent : struct, IComponent
         {
-            componentManager.MarkComponentForWrite(entity, component, priority);
+            var componentID = componentManager.MarkComponentForWrite(entity, component, priority);
-        }
+            if (component is IDrawableComponent drawableComponent)
-
-        /// <summary>
-        /// Sets Draw Component data for the specified Component Type on the specified Entity. 
-        /// This method must be used for the Draw Component to be readable by an OrderedRenderer.
-        /// </summary>
-        public void SetDrawComponent<TComponent>(Entity entity, TComponent component, int priority = 0, int layer = 0) where TComponent : struct, IComponent, IDrawComponent
             {
-            componentManager.MarkDrawComponentForWrite(entity, component, priority, layer);
+                componentManager.RegisterDrawableComponent(componentID, drawableComponent);
+            }
         }
 
         internal void RegisterComponent(Type componentType)
@@ -159,7 +154,7 @@ namespace Encompass
         /// <summary>
         /// Adds the specified OrderedRenderer to the World.
         /// </summary>
-        public OrderedRenderer<TComponent> AddOrderedRenderer<TComponent>(OrderedRenderer<TComponent> renderer) where TComponent : struct, IComponent, IDrawComponent
+        public OrderedRenderer<TComponent> AddOrderedRenderer<TComponent>(OrderedRenderer<TComponent> renderer) where TComponent : struct, IComponent, IDrawableComponent
         {
             renderer.AssignEntityManager(entityManager);
             renderer.AssignComponentManager(componentManager);

test/OrderedRendererTest.cs

@@ -13,7 +13,10 @@ namespace Tests
         struct BComponent : IComponent { }
         struct CComponent : IComponent { }
 
-        struct TestDrawComponent : IComponent, IDrawComponent { }
+        struct TestDrawComponent : IComponent, IDrawableComponent
+        {
+            public int Layer { get; set; }
+        }
 
         class TestRenderer : OrderedRenderer<TestDrawComponent>
         {
@@ -49,12 +52,13 @@ namespace Tests
 
             AComponent aComponent;
             CComponent cComponent;
-            TestDrawComponent testDrawComponent;
+
+            var testDrawComponent = new TestDrawComponent { Layer = 2 };
 
             var entity = worldBuilder.CreateEntity();
             worldBuilder.SetComponent(entity, aComponent);
             worldBuilder.SetComponent(entity, cComponent);
-            worldBuilder.SetDrawComponent(entity, testDrawComponent, 2);
+            worldBuilder.SetComponent(entity, testDrawComponent);
 
             var world = worldBuilder.Build();
 
@@ -85,10 +89,10 @@ namespace Tests
             worldBuilder.AddEngine(new DestroyerEngine());
             var renderer = worldBuilder.AddOrderedRenderer(new CalledRenderer());
 
-            TestDrawComponent testDrawComponent;
+            TestDrawComponent testDrawComponent = new TestDrawComponent { Layer = 1 };
 
             var entity = worldBuilder.CreateEntity();
-            worldBuilder.SetDrawComponent(entity, testDrawComponent, 1);
+            worldBuilder.SetComponent(entity, testDrawComponent);
 
             var world = worldBuilder.Build();
 

test/WorldTest.cs

@@ -12,7 +12,10 @@ namespace Tests
     public class WorldTest
     {
         struct TestComponent : IComponent { }
-        struct TestDrawComponent : IComponent, IDrawComponent { }
+        struct TestDrawComponent : IComponent, IDrawableComponent
+        {
+            public int Layer { get; set; }
+        }
 
         static List<object> drawOrder = new List<object>();
 
@@ -40,29 +43,26 @@ namespace Tests
             var testGeneralRenderer = worldBuilder.AddGeneralRenderer(new TestGeneralRenderer(), 7);
 
             TestComponent testComponent;
-            TestDrawComponent testDrawComponent = default(TestDrawComponent);
+            TestDrawComponent drawComponentThree = new TestDrawComponent { Layer = 3 };
+            var drawComponentTwo = new TestDrawComponent { Layer = 2 };
+            var drawComponentOne = new TestDrawComponent { Layer = 1 };
+            var drawComponentFour = new TestDrawComponent { Layer = 4 };
 
             var entity = worldBuilder.CreateEntity();
             worldBuilder.SetComponent(entity, testComponent);
-            worldBuilder.SetDrawComponent(entity, testDrawComponent, 3);
+            worldBuilder.SetComponent(entity, drawComponentThree);
-
-            TestDrawComponent testDrawComponentTwo = default(TestDrawComponent);
 
             var entityTwo = worldBuilder.CreateEntity();
             worldBuilder.SetComponent(entityTwo, testComponent);
-            worldBuilder.SetDrawComponent(entityTwo, testDrawComponentTwo, 1);
+            worldBuilder.SetComponent(entityTwo, drawComponentTwo);
-
-            TestDrawComponent testDrawComponentThree = default(TestDrawComponent);
 
             var entityThree = worldBuilder.CreateEntity();
             worldBuilder.SetComponent(entityThree, testComponent);
-            worldBuilder.SetDrawComponent(entityThree, testDrawComponentThree, 5);
+            worldBuilder.SetComponent(entityThree, drawComponentThree);
-
-            TestDrawComponent testDrawComponentFour = default(TestDrawComponent);
 
             var entityFour = worldBuilder.CreateEntity();
             worldBuilder.SetComponent(entityFour, testComponent);
-            worldBuilder.SetDrawComponent(entityFour, testDrawComponentFour, -5);
+            worldBuilder.SetComponent(entityFour, drawComponentFour);
 
             var world = worldBuilder.Build();