From: Dan Vanderkam <danvdk@gmail.com>
Date: Sat, 23 Oct 2010 15:55:01 +0000 (-0400)
Subject: prevent highlighting of text on page
X-Git-Tag: v1.0.0~618
X-Git-Url: https://adrianiainlam.tk/git/?a=commitdiff_plain;h=9922a600c3cc88246729cb13cbd198e4729b77da;p=dygraphs.git

prevent highlighting of text on page
---

diff --git a/dygraph.js b/dygraph.js
index 650d317..483cf7e 100644
--- a/dygraph.js
+++ b/dygraph.js
@@ -843,6 +843,7 @@ Dygraph.prototype.createDragInterface_ = function() {
 
   // Track the beginning of drag events
   Dygraph.addEvent(this.mouseEventElement_, 'mousedown', function(event) {
+    event.preventDefault();  // prevents mouse drags from selecting page text.
     px = Dygraph.findPosX(self.canvas_);
     py = Dygraph.findPosY(self.canvas_);
     dragStartX = getX(event);