2 files changed, 76 insertions, 0 deletions
diff --git a/source/game/systems/mainmenu/MainMenuBackgroundSystem.cs b/source/game/systems/mainmenu/MainMenuBackgroundSystem.cs
new file mode 100644
index 0000000..e4d5e28
--- /dev/null
+++ b/source/game/systems/mainmenu/MainMenuBackgroundSystem.cs
@@ -0,0 +1,33 @@
+using Celesteia.Game.Components.Skybox;
+using Microsoft.Xna.Framework;
+using MonoGame.Extended;
+using MonoGame.Extended.Entities;
+using MonoGame.Extended.Entities.Systems;
+
+namespace Celesteia.Game.Systems.MainMenu {
+    public class MainMenuBackgroundSystem : EntityUpdateSystem
+    {
+        private ComponentMapper<Transform2> transformMapper;
+        private ComponentMapper<SkyboxRotateZ> rotatorMapper;
+
+        public MainMenuBackgroundSystem() : base(Aspect.All(typeof(Transform2), typeof(SkyboxRotateZ))) {}
+
+        public override void Initialize(IComponentMapperService mapperService)
+        {
+            transformMapper = mapperService.GetMapper<Transform2>();
+            rotatorMapper = mapperService.GetMapper<SkyboxRotateZ>();
+        }
+
+        public override void Update(GameTime gameTime)
+        {
+            foreach (int entityId in ActiveEntities) {
+                SkyboxRotateZ rotator = rotatorMapper.Get(entityId);
+                Transform2 transform = transformMapper.Get(entityId);
+
+                rotator.Current += rotator.Magnitude * (gameTime.GetElapsedSeconds() / 1000f) * 20f;
+
+                transform.Rotation = rotator.Current;
+            }
+        }
+    }
+}
+\ No newline at end of file
diff --git a/source/game/systems/mainmenu/MainMenuRenderSystem.cs b/source/game/systems/mainmenu/MainMenuRenderSystem.cs
new file mode 100644
index 0000000..ada6a77
--- /dev/null
+++ b/source/game/systems/mainmenu/MainMenuRenderSystem.cs
@@ -0,0 +1,43 @@
+using Celesteia.Graphics;
+using Celesteia.Resources.Sprites;
+using Microsoft.Xna.Framework;
+using Microsoft.Xna.Framework.Graphics;
+using MonoGame.Extended;
+using MonoGame.Extended.Entities;
+using MonoGame.Extended.Entities.Systems;
+
+namespace Celesteia.Game.Systems.MainMenu {
+    public class MainMenuRenderSystem : EntityDrawSystem
+    {
+        private ComponentMapper<Transform2> transformMapper;
+        private ComponentMapper<SkyboxPortionFrames> framesMapper;
+
+        private Camera2D _camera;
+        private SpriteBatch _spriteBatch;
+
+        public MainMenuRenderSystem(Camera2D camera, SpriteBatch spriteBatch) : base(Aspect.All(typeof(Transform2), typeof(SkyboxPortionFrames))) {
+            _camera = camera;
+            _spriteBatch = spriteBatch;
+        }
+
+        public override void Initialize(IComponentMapperService mapperService)
+        {
+            transformMapper = mapperService.GetMapper<Transform2>();
+            framesMapper = mapperService.GetMapper<SkyboxPortionFrames>();
+        }
+
+        public override void Draw(GameTime gameTime)
+        {
+            _spriteBatch.Begin(SpriteSortMode.BackToFront, BlendState.NonPremultiplied, SamplerState.PointClamp, null, RasterizerState.CullNone, null, _camera.GetViewMatrix());
+            
+            foreach (int entityId in ActiveEntities) {
+                SkyboxPortionFrames frames = framesMapper.Get(entityId);
+                Transform2 transform = transformMapper.Get(entityId);
+
+                frames.Draw(0, _spriteBatch, transform.Position, transform.Rotation, transform.Scale);
+            }
+
+            _spriteBatch.End();
+        }
+    }
+}
+\ No newline at end of file