From ce43bb9a6aab445286afac54e5048b1547efa63d Mon Sep 17 00:00:00 2001
From: Jeffrey Tse <jeffreytse.mail@gmail.com>
Date: Fri, 20 Sep 2019 12:40:14 +0800
Subject: update: header transparent, animation, banner, etc

---
 _includes/extensions/trianglify.html | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to '_includes/extensions')

diff --git a/_includes/extensions/trianglify.html b/_includes/extensions/trianglify.html
index 22003dc..c11458e 100644
--- a/_includes/extensions/trianglify.html
+++ b/_includes/extensions/trianglify.html
@@ -8,16 +8,19 @@
 
 <script src="https://cdnjs.cloudflare.com/ajax/libs/trianglify/2.0.0/trianglify.min.js"></script>
 <script>
-  function setRandomBgImage(selector, seed) {
+  function setRandomBgImage(selector, seed, zoom = 1) {
     var element = document.querySelector(selector);
     if (!element) return;
     var pattern = Trianglify({
-      width: screen.width,
-      height: element.offsetHeight,
+      width: screen.width * zoom,
+      height: element.offsetHeight * zoom,
       seed: seed
     });
-    element.appendChild(pattern.canvas());
+
+    var image = document.createElement("div");
+    image.style.backgroundImage = "url(" + pattern.png() + ")";
+    element.appendChild(image);
   }
 
-  setRandomBgImage('{{ selector }}', '{{ seed }}');
+  setRandomBgImage('{{ selector }}', '{{ seed }}', {{ zoom | default: 1}});
 </script>
-- 
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