Going back to the canvas thing

Models/CelModel.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using fxl.codes.kisekae.Entities;
 
 namespace fxl.codes.kisekae.Models
@@ -10,14 +11,13 @@ namespace fxl.codes.kisekae.Models
             Mark = celConfig.Mark;
             Fix = celConfig.Fix;
             ZIndex = zIndex;
-            Image = Convert.ToBase64String(celConfig.Render.Image);
+            Image = $"data:image/gif;base64,{Convert.ToBase64String(celConfig.Render.Image)}";
             Height = celConfig.Cel.Height;
             Width = celConfig.Cel.Width;
             Opacity = (double)(255 - celConfig.Transparency) / 255;
-
-            foreach (var position in celConfig.Positions) InitialPositions[position.Set] = new CoordinateModel(position.X, position.Y);
-
             Offset = new CoordinateModel(celConfig.Cel.OffsetX, celConfig.Cel.OffsetY);
+            
+            foreach (var position in celConfig.Positions) InitialPositions.Add(position.Set, new CoordinateModel(position.X, position.Y));
         }
 
         public int Fix { get; set; }
@@ -27,7 +27,7 @@ namespace fxl.codes.kisekae.Models
         public double Opacity { get; set; }
         public int Width { get; set; }
         public int ZIndex { get; set; }
-        public CoordinateModel[] InitialPositions { get; set; } = new CoordinateModel[10];
+        public IDictionary<int, CoordinateModel> InitialPositions { get; set; } = new Dictionary<int, CoordinateModel>();
         public CoordinateModel Offset { get; set; }
     }
 }