From de98e0b232509d5f40c135d540a70e415272ff85 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Wed, 3 May 2017 15:35:00 +0200 Subject: node_modules --- node_modules/fbjs/lib/requestAnimationFrame.js | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 node_modules/fbjs/lib/requestAnimationFrame.js (limited to 'node_modules/fbjs/lib/requestAnimationFrame.js') diff --git a/node_modules/fbjs/lib/requestAnimationFrame.js b/node_modules/fbjs/lib/requestAnimationFrame.js new file mode 100644 index 000000000..68000b9ef --- /dev/null +++ b/node_modules/fbjs/lib/requestAnimationFrame.js @@ -0,0 +1,30 @@ +'use strict'; + +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + */ + +var emptyFunction = require('./emptyFunction'); +var nativeRequestAnimationFrame = require('./nativeRequestAnimationFrame'); + +var lastTime = 0; + +var requestAnimationFrame = nativeRequestAnimationFrame || function (callback) { + var currTime = Date.now(); + var timeDelay = Math.max(0, 16 - (currTime - lastTime)); + lastTime = currTime + timeDelay; + return global.setTimeout(function () { + callback(Date.now()); + }, timeDelay); +}; + +// Works around a rare bug in Safari 6 where the first request is never invoked. +requestAnimationFrame(emptyFunction); + +module.exports = requestAnimationFrame; \ No newline at end of file -- cgit v1.2.3