Added nv-legend-* class to legend text and circle icon.

Fixing some IE bugs related to the tooltip.

src/interactiveLayer.js

@@ -51,6 +51,7 @@ nv.interactiveGuideline = function() {
                       var mouseX = d3mouse[0];
                       var mouseY = d3mouse[1];
                       var subtractMargin = true;
+                      var mouseOutAnyReason = false;
                       if (isMSIE) {
                          /*
                             D3.js (or maybe SVG.getScreenCTM) has a nasty bug in Internet Explorer 10.
@@ -73,6 +74,9 @@ nv.interactiveGuideline = function() {
                          */
                          if(d3.event.target.tagName !== "svg")
                             subtractMargin = false;
+
+                         if (d3.event.target.className.baseVal.match("nv-legend"))
+                         	mouseOutAnyReason = true;
                           
                       }
 
@@ -87,6 +91,7 @@ nv.interactiveGuideline = function() {
                       if (mouseX < 0 || mouseY < 0 
                         || mouseX > availableWidth || mouseY > availableHeight
                         || (d3.event.relatedTarget && d3.event.relatedTarget.ownerSVGElement === undefined)
+                        || mouseOutAnyReason
                         ) 
                       {
                       		if (isMSIE) {

src/models/legend.js

@@ -84,9 +84,11 @@ nv.models.legend = function() {
           });
       seriesEnter.append('circle')
           .style('stroke-width', 2)
+          .attr('class','nv-legend-symbol')
           .attr('r', 5);
       seriesEnter.append('text')
           .attr('text-anchor', 'start')
+          .attr('class','nv-legend-text')
           .attr('dy', '.32em')
           .attr('dx', '8');
       series.classed('disabled', function(d) { return d.disabled });

src/tooltip.js

@@ -128,6 +128,7 @@ window.nv.tooltip.* also has various helper methods.
             container.node().innerHTML = newContent;
             container.style("top",0).style("left",0).style("opacity",0);
             container.selectAll("div, table, td, tr").classed(nvPointerEventsClass,true)
+            container.classed(nvPointerEventsClass,true);
             return container.node();
         }
 

test/lineChartTest.html

@@ -120,7 +120,7 @@
 <script>
 
 //------------ CHART 1 
-defaultChartConfig("chart1", dummyStocks(),true, true);
+defaultChartConfig("chart1", dummyStocks(),true, true, {forceY:false});
 
 //-------------- CHART 2  --- Chart without the interactive guideline.
 nv.addGraph(function() {
@@ -187,6 +187,9 @@ function defaultChartConfig(containerid, data, guideline, useDates, auxOptions)
     if (auxOptions.height)
       chart.height(auxOptions.height);
 
+    if (auxOptions.forceY) 
+      chart.forceY([0]);
+
     var formatter;
     if (useDates !== undefined) {
         formatter = function(d,i) {