inherit minor tickwidth and gridwidth from major styles

Author: archmoj

src/plots/cartesian/layout_attributes.js

@@ -120,13 +120,18 @@ function makeTicklen(minor) {
     return obj;
 }
 
-var tickwidth = {
-    valType: 'number',
-    min: 0,
-    dflt: 1,
-    editType: 'ticks',
-    description: 'Sets the tick width (in px).'
-};
+function makeTickwidth(minor) {
+    var obj = {
+        valType: 'number',
+        min: 0,
+        editType: 'ticks',
+        description: 'Sets the tick width (in px).'
+    };
+
+    if(!minor) obj.dflt = 1;
+
+    return obj;
+}
 
 var tickcolor = {
     valType: 'color',
@@ -142,13 +147,18 @@ var gridcolor = {
     description: 'Sets the color of the grid lines.'
 };
 
-var gridwidth = {
-    valType: 'number',
-    min: 0,
-    dflt: 1,
-    editType: 'ticks',
-    description: 'Sets the width (in px) of the grid lines.'
-};
+function makeGridwidth(minor) {
+    var obj = {
+        valType: 'number',
+        min: 0,
+        editType: 'ticks',
+        description: 'Sets the width (in px) of the grid lines.'
+    };
+
+    if(!minor) obj.dflt = 1;
+
+    return obj;
+}
 
 var griddash = extendFlat({}, dash, {editType: 'ticks'});
 
@@ -604,7 +614,7 @@ module.exports = {
         ].join(' ')
     },
     ticklen: makeTicklen(),
-    tickwidth: tickwidth,
+    tickwidth: makeTickwidth(),
     tickcolor: tickcolor,
     showticklabels: {
         valType: 'boolean',
@@ -827,7 +837,7 @@ module.exports = {
     },
     showgrid: showgrid,
     gridcolor: gridcolor,
-    gridwidth: gridwidth,
+    gridwidth: makeGridwidth(),
     griddash: griddash,
 
     zeroline: {
@@ -940,11 +950,11 @@ module.exports = {
         tickvals: tickvals,
         ticks: ticks,
         ticklen: makeTicklen('minor'),
-        tickwidth: tickwidth,
+        tickwidth: makeTickwidth('minor'),
         tickcolor: tickcolor,
 
         gridcolor: gridcolor,
-        gridwidth: gridwidth,
+        gridwidth: makeGridwidth('minor'),
         griddash: griddash,
         showgrid: showgrid,
 

src/plots/cartesian/line_grid_defaults.js

@@ -51,7 +51,7 @@ module.exports = function handleLineGridDefaults(containerIn, containerOut, coer
     if(opts.hasMinor) {
         var minorGridColorDflt = colorMix(containerOut.gridcolor, opts.bgColor).toRgbString();
         var minorGridColor = coerce2('minor.gridcolor', minorGridColorDflt);
-        var minorGridWidth = coerce2('minor.gridwidth', (containerOut.gridwidth || 3) * 2 / 3);
+        var minorGridWidth = coerce2('minor.gridwidth', containerOut.gridwidth || 1);
         var minorGridDash = coerce2('minor.griddash', containerOut.griddash || 'solid');
         var minorShowGridLines = coerce('minor.showgrid',
             !!minorGridColor ||

src/plots/cartesian/tick_mark_defaults.js

@@ -16,7 +16,7 @@ module.exports = function handleTickMarkDefaults(containerIn, containerOut, coer
     var prefix = isMinor ? 'minor.' : '';
 
     var tickLen = Lib.coerce2(cIn, cOut, lAttr, 'ticklen', isMinor ? ((containerOut.ticklen || 5) * 0.6) : undefined);
-    var tickWidth = Lib.coerce2(cIn, cOut, lAttr, 'tickwidth', isMinor ? (containerOut.tickwidth || 3) * 2 / 3 : undefined);
+    var tickWidth = Lib.coerce2(cIn, cOut, lAttr, 'tickwidth', isMinor ? (containerOut.tickwidth || 1) : undefined);
     var tickColor = Lib.coerce2(cIn, cOut, lAttr, 'tickcolor', (isMinor ? containerOut.tickcolor : undefined) || cOut.color);
     var showTicks = coerce(prefix + 'ticks', (
         (!isMinor && options.outerTicks) || tickLen || tickWidth || tickColor