fix double click interactions for partial ranges

Author: archmoj

src/plot_api/plot_api.js

@@ -1843,6 +1843,17 @@ function axRangeSupplyDefaultsByPass(gd, flags, specs) {
         var axIn = gd.layout[axName];
         var axOut = fullLayout[axName];
         axOut.autorange = axIn.autorange;
+
+        var r0 = axOut._rangeInitial0;
+        var r1 = axOut._rangeInitial1;
+        // partial range needs supplyDefaults
+        if(
+            (r0 === undefined && r1 !== undefined) ||
+            (r0 !== undefined && r1 === undefined)
+        ) {
+            return false;
+        }
+
         if(axIn.range) {
             axOut.range = axIn.range.slice();
         }

src/plots/cartesian/dragbox.js

@@ -785,13 +785,15 @@ function makeDragBox(gd, plotinfo, x, y, w, h, ns, ew) {
 
             for(i = 0; i < axList.length; i++) {
                 ax = axList[i];
+                var r0 = ax._rangeInitial0;
+                var r1 = ax._rangeInitial1;
                 var hasRangeInitial =
-                    ax._rangeInitial0 !== undefined ||
-                    ax._rangeInitial1 !== undefined;
+                    r0 !== undefined ||
+                    r1 !== undefined;
 
                 if((hasRangeInitial && (
-                        ax.range[0] !== ax._rangeInitial0 ||
-                        ax.range[1] !== ax._rangeInitial1
+                        (r0 !== undefined && r0 !== ax.range[0]) ||
+                        (r1 !== undefined && r1 !== ax.range[1])
                     )) ||
                     (!hasRangeInitial && ax.autorange !== true)
                 ) {