Bind onenter/onleave to root svg

c3.js

@@ -863,7 +863,9 @@
             // Define svgs
             svg = d3.select(__bindto).append("svg")
                 .attr("width", width + margin.left + margin.right)
-                .attr("height", height + margin.top + margin.bottom);
+                .attr("height", height + margin.top + margin.bottom)
+                .on('mouseenter', __onenter)
+                .on('mouseleave', __onleave);
 
             // Define defs
             defs = svg.append("defs");
@@ -986,9 +988,7 @@
             // Define g for chart area
             main.append('g')
                 .attr("clip-path", clipPath)
-                .attr('class', 'chart')
-                .on('mouseenter', __onenter)
-                .on('mouseleave', __onleave);
+                .attr('class', 'chart');
 
             // Cover whole with rects for events
             main.select('.chart').append("g")

c3.min.js

@@ -18,11 +18,11 @@ Y["string"===typeof a?a:a.id]}function Cc(a){return mb(a)?a.values:[]}function T
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-"x axis").attr("clip-path",e?"":"url(#xaxis-clip)").attr("transform",I.x).call(e?ga:M);g.append("g").attr("class","y axis").attr("clip-path",e?"url(#yaxis-clip)":"").call(e?M:ga).append("text").attr("transform","rotate(-90)").attr("dy","1.4em").attr("dx","-.8em").style("text-anchor","end").text(Mc);Fb&&g.append("g").attr("class","y2 axis").attr("transform",I.y2).call(Sa);d=g.append("g").attr("clip-path",Ia).attr("class","grid");$b&&d.append("g").attr("class","xgrids");qb&&(b=d.append("g").attr("class",
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+"hidden");g.append("g").attr("class","x axis").attr("clip-path",e?"":"url(#xaxis-clip)").attr("transform",I.x).call(e?ga:M);g.append("g").attr("class","y axis").attr("clip-path",e?"url(#yaxis-clip)":"").call(e?M:ga).append("text").attr("transform","rotate(-90)").attr("dy","1.4em").attr("dx","-.8em").style("text-anchor","end").text(Oc);Fb&&g.append("g").attr("class","y2 axis").attr("transform",I.y2).call(Sa);d=g.append("g").attr("clip-path",Ia).attr("class","grid");$b&&d.append("g").attr("class","xgrids");
+qb&&(b=d.append("g").attr("class","xgrid-lines").selectAll(".xgrid-line").data(qb).enter().append("g").attr("class","xgrid-line"),b.append("line").attr("class",function(a){return""+a["class"]}),b.append("text").attr("class",function(a){return""+a["class"]}).attr("text-anchor","end").attr("transform",e?"":"rotate(-90)").attr("dx",e?0:-v).attr("dy",-6).text(function(a){return a.text}));Pc&&d.append("g").attr("class","xgrid-focus").append("line").attr("class","xgrid-focus").attr("x1",e?0:-10).attr("x2",
+e?t:-10).attr("y1",e?-10:v).attr("y2",e?-10:s);ac&&d.append("g").attr("class","ygrids");rb&&d.append("g").attr("class","ygrid-lines").selectAll("ygrid-line").data(rb).enter().append("line").attr("class",function(a){return"ygrid-line "+a["class"]});g.append("g").attr("clip-path",Ia).attr("class","regions");g.append("g").attr("clip-path",Ia).attr("class","chart");g.select(".chart").append("g").attr("class","event-rects").style("fill-opacity",0).style("cursor",ja?"ew-resize":null).selectAll(".event-rects").data(a).enter().append("rect").attr("class",
 function(a,c){return"event-rect event-rect-"+c}).style("cursor",$&&ka?"pointer":null).on("mouseover",function(a,c){if(!Za){var d=k.data.targets.map(function(a){return ca(a.values[c])}),b,p;if(0<Object.keys(Da).length){p=[];for(var h in Da)for(b=0;b<d.length;b++)if(d[b].id===h){p.push(d[b]);d.shift(b);break}d=p.concat(d)}bc&&g.selectAll(".-circle-"+c).classed(aa,!0).attr("r",cc);g.selectAll(".-bar-"+c).classed(aa,!0);g.selectAll("line.xgrid-focus").style("visibility","visible").data([d[0]]).attr(e?
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@@ -45,10 +45,10 @@ c=w.select(".chart-lines").selectAll(".chart-line").data(a),c=c.enter().append("
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