From beadb53b1349d49dffe28d8ded9d513a50173374 Mon Sep 17 00:00:00 2001
From: Quentin Leonetti <q.leonetti@gmail.com>
Date: Sun, 14 Jul 2019 04:43:47 +0200
Subject: [PATCH] add callback to draw

---
 desktop/sources/scripts/surface.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/desktop/sources/scripts/surface.js b/desktop/sources/scripts/surface.js
index 98f24cf..2cdb61f 100644
--- a/desktop/sources/scripts/surface.js
+++ b/desktop/sources/scripts/surface.js
@@ -94,13 +94,16 @@ function Surface (ronin) {
     }
   }
 
-  this.draw = function (path, rect = this.getFrame()) {
+  this.draw = function (path, rect = this.getFrame(), callback = () => {}) {
     const img = new Image()
     img.src = path
     img.onload = () => {
       const ratio = img.width / img.height
       const scale = rect.w / img.width
       this.context.drawImage(img, rect.x, rect.y, rect.w, img.height * scale)
+      if (typeof callback === 'function') {
+        callback()
+      }
     }
   }