1 files changed, 51 insertions, 0 deletions
diff --git a/src/SMAPI/Framework/Serialisation/Converters/RectangleConverter.cs b/src/SMAPI/Framework/Serialisation/Converters/RectangleConverter.cs
new file mode 100644
index 00000000..7cf912a7
--- /dev/null
+++ b/src/SMAPI/Framework/Serialisation/Converters/RectangleConverter.cs
@@ -0,0 +1,51 @@
+using System;
+using System.Text.RegularExpressions;
+using Microsoft.Xna.Framework;
+using Newtonsoft.Json.Linq;
+using StardewModdingAPI.Framework.Exceptions;
+
+namespace StardewModdingAPI.Framework.Serialisation.Converters
+{
+    /// <summary>Handles deserialisation of <see cref="Rectangle"/> for crossplatform compatibility.</summary>
+    /// <remarks>
+    /// - Linux/Mac format: { "X": 1, "Y": 2, "Width": 3, "Height": 4 }
+    /// - Windows format:   "{X:1 Y:2 Width:3 Height:4}"
+    /// </remarks>
+    internal class RectangleConverter : SimpleReadOnlyConverter<Rectangle>
+    {
+        /*********
+        ** Protected methods
+        *********/
+        /// <summary>Read a JSON object.</summary>
+        /// <param name="obj">The JSON object to read.</param>
+        /// <param name="path">The path to the current JSON node.</param>
+        protected override Rectangle ReadObject(JObject obj, string path)
+        {
+            int x = obj.Value<int>(nameof(Rectangle.X));
+            int y = obj.Value<int>(nameof(Rectangle.Y));
+            int width = obj.Value<int>(nameof(Rectangle.Width));
+            int height = obj.Value<int>(nameof(Rectangle.Height));
+            return new Rectangle(x, y, width, height);
+        }
+
+        /// <summary>Read a JSON string.</summary>
+        /// <param name="str">The JSON string value.</param>
+        /// <param name="path">The path to the current JSON node.</param>
+        protected override Rectangle ReadString(string str, string path)
+        {
+            if (string.IsNullOrWhiteSpace(str))
+                return Rectangle.Empty;
+
+            var match = Regex.Match(str, @"^\{X:(?<x>\d+) Y:(?<y>\d+) Width:(?<width>\d+) Height:(?<height>\d+)\}$");
+            if (!match.Success)
+                throw new SParseException($"Can't parse {typeof(Rectangle).Name} from invalid value '{str}' (path: {path}).");
+
+            int x = Convert.ToInt32(match.Groups["x"].Value);
+            int y = Convert.ToInt32(match.Groups["y"].Value);
+            int width = Convert.ToInt32(match.Groups["width"].Value);
+            int height = Convert.ToInt32(match.Groups["height"].Value);
+
+            return new Rectangle(x, y, width, height);
+        }
+    }
+}