add HTML5 doctype to all tests

[dygraphs.git] / tests / interaction.js

diff --git a/tests/interaction.js b/tests/interaction.js
index 1449e71..ced5aef 100644 (file)
--- a/tests/interaction.js
+++ b/tests/interaction.js
@@ -1,3 +1,6 @@
+// Code for a variety of interaction models. Used in interaction.html, but split out from
+// that file so they can be tested in isolation.
+//
 function downV3(event, g, context) {
   context.initializeMouseDown(event, g, context);
   if (event.altKey || event.shiftKey) {
@@ -70,7 +73,17 @@ function dblClickV3(event, g, context) {
   }
 }
 
+var lastClickedGraph = null;
+
+function clickV3(event, g, context) {
+  lastClickedGraph = g;
+  Dygraph.cancelEvent(event);
+}
+
 function scrollV3(event, g, context) {
+  if (lastClickedGraph != g) {
+    return;
+  }
   var normal = event.detail ? event.detail * -1 : event.wheelDelta / 40;
   // For me the normalized value shows 0.075 for one click. If I took
   // that verbatim, it would be a 7.5%.