From 2ad81796724009483578530e1f1593a83caeb511 Mon Sep 17 00:00:00 2001
From: Paul Chote <pchote@users.noreply.github.com>
Date: Wed, 24 Oct 2018 15:28:03 +0100
Subject: [PATCH] Add PngSheetMetadata sprite metadata.

---
 OpenRA.Mods.Common/SpriteLoaders/PngSheetLoader.cs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/OpenRA.Mods.Common/SpriteLoaders/PngSheetLoader.cs b/OpenRA.Mods.Common/SpriteLoaders/PngSheetLoader.cs
index 4785ffe06f..13a9870cfd 100644
--- a/OpenRA.Mods.Common/SpriteLoaders/PngSheetLoader.cs
+++ b/OpenRA.Mods.Common/SpriteLoaders/PngSheetLoader.cs
@@ -21,6 +21,16 @@ using OpenRA.Primitives;
 
 namespace OpenRA.Mods.Common.SpriteLoaders
 {
+	public class PngSheetMetadata
+	{
+		public readonly ReadOnlyDictionary<string, string> Metadata;
+
+		public PngSheetMetadata(Dictionary<string, string> metadata)
+		{
+			Metadata = new ReadOnlyDictionary<string, string>(metadata);
+		}
+	}
+
 	public class PngSheetLoader : ISpriteLoader
 	{
 		class PngSheetFrame : ISpriteFrame
@@ -71,6 +81,7 @@ namespace OpenRA.Mods.Common.SpriteLoaders
 
 			metadata = new TypeDictionary
 			{
+				new PngSheetMetadata(png.EmbeddedData),
 				new EmbeddedSpritePalette(png.Palette.Select(x => (uint)x.ToArgb()).ToArray())
 			};