Initial commit

Awperative/Kernel/Events/Transform/TransformModifyEvent.cs

@@ -0,0 +1,60 @@
+using Microsoft.Xna.Framework;
+
+
+namespace Gravity.Kernel;
+
+public sealed record TransformModifyEvent
+{
+    public readonly Transform before;
+    public readonly Transform after;
+
+    internal TransformModifyEvent() {}
+    
+    internal TransformModifyEvent(Transform __before, Transform __after)
+    {
+        before = __before;
+        after = __after;
+    }
+    
+    internal static TransformModifyEvent FromTransforms(Transform __previous, Transform __after)
+    {
+        Transform before = __previous;
+        Transform after = new Transform(__after.Origin, __after.Position, __after.Depth, __after.Rotation, __after.Scale);
+        return new TransformModifyEvent(before, after);
+    }
+
+    internal static TransformModifyEvent FromOrigin(Transform __previous, Vector2 __origin)
+    {
+        Transform before = __previous;
+        Transform after = new Transform(__origin, __previous.Position, __previous.Depth, __previous.Rotation, __previous.Scale);
+        return new TransformModifyEvent(before, after);
+    }
+    
+    internal static TransformModifyEvent FromPosition(Transform __previous, Vector2 __position)
+    {
+        Transform before = __previous;
+        Transform after = new Transform(__previous.Origin, __position, __previous.Depth, __previous.Rotation, __previous.Scale);
+        return new TransformModifyEvent(before, after);
+    }
+    
+    internal static TransformModifyEvent FromDepth(Transform __previous, float __depth)
+    {
+        Transform before = __previous;
+        Transform after = new Transform(__previous.Origin, __previous.Position, __depth, __previous.Rotation, __previous.Scale);
+        return new TransformModifyEvent(before, after);
+    }
+    
+    internal static TransformModifyEvent FromRotation(Transform __previous, float __rotation)
+    {
+        Transform before = __previous;
+        Transform after = new Transform(__previous.Origin, __previous.Position, __previous.Depth, __rotation, __previous.Scale);
+        return new TransformModifyEvent(before, after);
+    }
+    
+    internal static TransformModifyEvent FromScale(Transform __previous, Vector2 __scale)
+    {
+        Transform before = __previous;
+        Transform after = new Transform(__previous.Origin, __previous.Position, __previous.Depth, __previous.Rotation, __scale);
+        return new TransformModifyEvent(before, after);
+    }
+}