Merge pull request #2840 from plotly/bound-scalar-markersize-in-legenditem

Bound scalar marker size in legend item

Author: etpinard

src/components/legend/style.js

@@ -90,7 +90,7 @@ module.exports = function style(s, gd) {
         var showLines = subTypes.hasLines(trace);
         var dMod, tMod;
 
-        // 'scatter3d' and 'scattergeo' don't use gd.calcdata yet;
+        // 'scatter3d' don't use gd.calcdata,
         // use d0.trace to infer arrayOk attributes
 
         function boundVal(attrIn, arrayToValFn, bounds) {
@@ -117,14 +117,17 @@ module.exports = function style(s, gd) {
                 dEdit.mc = boundVal('marker.color', pickFirst);
                 dEdit.mx = boundVal('marker.symbol', pickFirst);
                 dEdit.mo = boundVal('marker.opacity', Lib.mean, [0.2, 1]);
-                dEdit.ms = boundVal('marker.size', Lib.mean, [2, 16]);
                 dEdit.mlc = boundVal('marker.line.color', pickFirst);
                 dEdit.mlw = boundVal('marker.line.width', Lib.mean, [0, 5]);
                 tEdit.marker = {
                     sizeref: 1,
                     sizemin: 1,
                     sizemode: 'diameter'
                 };
+
+                var ms = boundVal('marker.size', Lib.mean, [2, 16]);
+                dEdit.ms = ms;
+                tEdit.marker.size = ms;
             }
 
             if(showLines) {