From cf08a9dab5d27e6d3fb76e169f679446f03f1055 Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Tue, 29 Nov 2016 22:44:58 -0500
Subject: pull in holodeck

---
 new-reality/public/assets/js/grid/timeline.js | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 new-reality/public/assets/js/grid/timeline.js

(limited to 'new-reality/public/assets/js/grid/timeline.js')

diff --git a/new-reality/public/assets/js/grid/timeline.js b/new-reality/public/assets/js/grid/timeline.js
new file mode 100644
index 0000000..651e315
--- /dev/null
+++ b/new-reality/public/assets/js/grid/timeline.js
@@ -0,0 +1,21 @@
+function Timeline (tweens) {
+  this.tweens = tweens
+  this.index = 0
+}
+Timeline.prototype.advance = function(){
+  var tl = this.tweens[this.index % this.tweens.length]
+  if (tl.index == -1) {
+    tl.reset()
+    tl.index = 0
+    requestAnimationFrame(this.advance.bind(this))
+  }
+  else if (tl.index < tl.timeline.length){
+    tl.timeline[ tl.index ](this.advance.bind(this))
+    tl.index += 1
+  }
+  else {
+    this.index += 1
+    tl.index = -1
+    requestAnimationFrame(this.advance.bind(this))
+  }
+}
-- 
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