From fb330f777ceb0e531699ea0842c0199622114288 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 1 Nov 2020 20:35:45 -0800
Subject: Optimize image loading

---
 modern/src/map/Map.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'modern/src/map')

diff --git a/modern/src/map/Map.js b/modern/src/map/Map.js
index 2bcf04f..a718798 100644
--- a/modern/src/map/Map.js
+++ b/modern/src/map/Map.js
@@ -37,8 +37,10 @@ const updateReadyValue = value => {
 const initMap = async () => {
   const background = await loadImage('images/background.svg');
   await Promise.all(deviceCategories.map(async category => {
-    const imageData = await loadIcon(category, background, `images/icon/${category}.svg`);
-    if (!map.hasImage(category)) map.addImage(category, imageData, { pixelRatio: window.devicePixelRatio });
+    if (!map.hasImage(category)) {
+      const imageData = await loadIcon(category, background, `images/icon/${category}.svg`);
+      map.addImage(category, imageData, { pixelRatio: window.devicePixelRatio });
+    }
   }));
   updateReadyValue(true);
 };
-- 
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