Origin Preset Applier Implementer

SpriteMapEditor/SpriteMapModifications/ApplyOriginPreset.cs

@@ -0,0 +1,107 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using QURO;
+using Microsoft.Xna.Framework;
+
+namespace SpriteMapEditor.SpriteMapModifications
+{
+    class ApplyOriginPreset : ISpriteMapModification
+    {
+        private readonly List<SpriteMapRegion> sprites;
+
+        private readonly OriginPreset preset;
+
+        private readonly List<Vector2> oldOrigins;
+
+        private List<int> preChangeSelection;
+        private List<int> postChangeSelection;
+
+        public ApplyOriginPreset(List<SpriteMapRegion> spritesToEditOrigin, OriginPreset presetToApply)
+        {
+            sprites = spritesToEditOrigin.ToList();
+            preset = presetToApply;
+
+            oldOrigins = new List<Vector2>();
+            for (int index = 0; index < sprites.Count; index++)
+            {
+                oldOrigins.Add(sprites[index].Origin);
+            }
+        }
+
+        public void Do()
+        {
+            foreach(SpriteMapRegion sprite in sprites)
+            {
+                Vector2 newOrigin = sprite.Origin;
+
+                switch (preset)
+                {
+                    case OriginPreset.TopLeft:
+                        newOrigin = Vector2.Zero;
+                        break;
+                    case OriginPreset.Top:
+                        newOrigin = new Vector2(sprite.Bounds.Width / 2, 0);
+                        break;
+                    case OriginPreset.TopRight:
+                        newOrigin = new Vector2(sprite.Bounds.Width, 0);
+                        break;
+                    case OriginPreset.Left:
+                        newOrigin = new Vector2(0, sprite.Bounds.Height / 2);
+                        break;
+                    case OriginPreset.Center:
+                        newOrigin = new Vector2(sprite.Bounds.Width / 2, sprite.Bounds.Height / 2);
+                        break;
+                    case OriginPreset.Right:
+                        newOrigin = new Vector2(sprite.Bounds.Width, sprite.Bounds.Height / 2);
+                        break;
+                    case OriginPreset.BottomLeft:
+                        newOrigin = new Vector2(0, sprite.Bounds.Height);
+                        break;
+                    case OriginPreset.Bottom:
+                        newOrigin = new Vector2(sprite.Bounds.Width / 2, sprite.Bounds.Height);
+                        break;
+                    case OriginPreset.BottomRight:
+                        newOrigin = new Vector2(sprite.Bounds.Width, sprite.Bounds.Height);
+                        break;
+                    default:
+                        break;
+                }
+
+                sprite.Origin = newOrigin;
+            }
+        }
+
+        public void Undo()
+        {
+            for (int index = 0; index < sprites.Count; index++)
+            {
+                sprites[index].Origin = oldOrigins[index];
+            }
+        }
+
+        public List<int> GetPreChangeSelection()
+        {
+            return preChangeSelection;
+        }
+        public void SetPreChangeSelection(List<int> currentSelection)
+        {
+            preChangeSelection = currentSelection;
+        }
+        public List<int> GetPostChangeSelection()
+        {
+            return postChangeSelection;
+        }
+        public void SetPostChangeSelection(List<int> currentSelection)
+        {
+            postChangeSelection = currentSelection;
+        }
+
+        public override string ToString()
+        {
+            return "Set Origin to " + preset;
+        }
+    }
+}

SpriteMapEditor/SpriteMapModifications/OriginPreset.cs

@@ -8,6 +8,7 @@ namespace SpriteMapEditor.SpriteMapModifications
 {
     public enum OriginPreset
     {
+        None,
         TopLeft,
         Top,
         TopRight,
@@ -16,6 +17,6 @@ namespace SpriteMapEditor.SpriteMapModifications
         Right,
         BottomLeft,
         Bottom,
-        BottomRight
+        BottomRight,
     }
 }