1 files changed, 18 insertions, 0 deletions
diff --git a/src/SMAPI/IAssetDataForMap.cs b/src/SMAPI/IAssetDataForMap.cs
new file mode 100644
index 00000000..769ca07c
--- /dev/null
+++ b/src/SMAPI/IAssetDataForMap.cs
@@ -0,0 +1,18 @@
+using Microsoft.Xna.Framework;
+using xTile;
+
+namespace StardewModdingAPI
+{
+    /// <summary>Encapsulates access and changes to map content being read from a data file.</summary>
+    public interface IAssetDataForMap : IAssetData<Map>
+    {
+        /*********
+        ** Public methods
+        *********/
+        /// <summary>Copy layers, tiles, and tilesheets from another map onto the asset.</summary>
+        /// <param name="source">The map from which to copy.</param>
+        /// <param name="sourceArea">The tile area within the source map to copy, or <c>null</c> for the entire source map size. This must be within the bounds of the <paramref name="source"/> map.</param>
+        /// <param name="targetArea">The tile area within the target map to overwrite, or <c>null</c> to patch the whole map. The original content within this area will be erased. This must be within the bounds of the existing map.</param>
+        public void PatchMap(Map source, Rectangle? sourceArea = null, Rectangle? targetArea = null);
+    }
+}