From e992d194f31a37cbf2cb2a34c08f218ad9be2113 Mon Sep 17 00:00:00 2001
From: Dan Vanderkam <dan@dygraphs.com>
Date: Thu, 22 Mar 2012 17:54:53 -0400
Subject: [PATCH] Fix Issue 145:  Chrome/right-click seems to start
 implementing zoom bounding boxes.

---
 dygraph-interaction-model.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dygraph-interaction-model.js b/dygraph-interaction-model.js
index 2790633..b6c19d2 100644
--- a/dygraph-interaction-model.js
+++ b/dygraph-interaction-model.js
@@ -499,6 +499,9 @@ Dygraph.Interaction.endTouch = function(event, g, context) {
 Dygraph.Interaction.defaultModel = {
   // Track the beginning of drag events
   mousedown: function(event, g, context) {
+    // Right-click should not initiate a zoom.
+    if (event.button && event.button == 2) return;
+
     context.initializeMouseDown(event, g, context);
 
     if (event.altKey || event.shiftKey) {
-- 
2.7.4