From 8c767b735175a0c88d4bfcf96230ae06b3722c46 Mon Sep 17 00:00:00 2001
From: Ethan O'Brien <77750390+ethanaobrien@users.noreply.github.com>
Date: Tue, 18 Jul 2023 09:59:31 -0500
Subject: [PATCH] Add background image option

---
 data/emulator.js | 12 ++++++++++++
 data/loader.js   |  1 +
 2 files changed, 13 insertions(+)

diff --git a/data/emulator.js b/data/emulator.js
index e54f7c4..16a7aa7 100644
--- a/data/emulator.js
+++ b/data/emulator.js
@@ -189,6 +189,18 @@ class EmulatorJS {
         }
         
         this.game.classList.add("ejs_game");
+        if (typeof this.config.backgroundImg === "string") {
+            this.game.style["background-image"] = "url('"+this.config.backgroundImg+"')";
+            this.game.style["background-size"] = "contain";
+            this.game.style["background-position"] = "center";
+            this.game.style["background-repeat"] = "no-repeat";
+            this.on("start", () => {
+                this.game.style["background-image"] = "";
+                this.game.style["background-size"] = "";
+                this.game.style["background-position"] = "";
+                this.game.style["background-repeat"] = "";
+            })
+        }
         
         if (Array.isArray(this.config.cheats)) {
             for (let i=0; i<this.config.cheats.length; i++) {
diff --git a/data/loader.js b/data/loader.js
index 5ca8f99..7e883b8 100644
--- a/data/loader.js
+++ b/data/loader.js
@@ -66,6 +66,7 @@
     config.gameParentUrl = window.EJS_gameParentUrl;
     config.netplayUrl = window.EJS_netplayServer;
     config.gameId = window.EJS_gameID;
+    config.backgroundImg = window.EJS_backgroundImage;
     
     if (typeof window.EJS_language === "string" && window.EJS_language !== "en-US") {
         try {