bypass blanks on waterfalls to fix transform errors

Author: archmoj

src/traces/bar/plot.js

@@ -107,10 +107,12 @@ module.exports = function plot(gd, plotinfo, cdModule, traceLayer) {
             var prefix;
 
             if(trace.type === 'waterfall') {
-                var cont = trace[di.dir].marker;
-                lw = cont.line.width;
-                mc = cont.color;
-                prefix = 'waterfall';
+                if(!isBlank) {
+                    var cont = trace[di.dir].marker;
+                    lw = cont.line.width;
+                    mc = cont.color;
+                    prefix = 'waterfall';
+                }
             } else {
                 lw = (di.mlw + 1 || trace.marker.line.width + 1 ||
                     (di.trace ? di.trace.marker.line.width : 0) + 1) - 1;

src/traces/waterfall/calc.js

@@ -90,7 +90,7 @@ module.exports = function calc(gd, trace) {
         }
     }
 
-    cd[0].hasTotals = hasTotals;
+    if(cd.length) cd[0].hasTotals = hasTotals;
 
     mergeArray(trace.text, cd, 'tx');
     mergeArray(trace.hovertext, cd, 'htx');

src/traces/waterfall/style.js

@@ -25,13 +25,15 @@ function style(gd, cd) {
         var trace = d[0].trace;
 
         gTrace.selectAll('.point > path').each(function(di) {
-            var cont = trace[di.dir].marker;
-
-            d3.select(this)
-                .call(Color.fill, cont.color)
-                .call(Color.stroke, cont.line.color)
-                .call(Drawing.dashLine, cont.line.dash, cont.line.width)
-                .style('opacity', trace.selectedpoints && !di.selected ? 0.3 : 1);
+            if(!di.isBlank) {
+                var cont = trace[di.dir].marker;
+
+                d3.select(this)
+                    .call(Color.fill, cont.color)
+                    .call(Color.stroke, cont.line.color)
+                    .call(Drawing.dashLine, cont.line.dash, cont.line.width)
+                    .style('opacity', trace.selectedpoints && !di.selected ? 0.3 : 1);
+            }
         });
 
         styleTextPoints(gTrace, trace, gd);