adding hovertemplates to polar bar and scatter and ternary scatter

src/traces/barpolar/attributes.js

@@ -8,6 +8,8 @@
 
 'use strict';
 
+var hovertemplateAttrs = require('../../components/fx/hovertemplate_attributes');
+var constants = require('./constants');
 var extendFlat = require('../../lib/extend').extendFlat;
 var scatterPolarAttrs = require('../scatterpolar/attributes');
 var barAttrs = require('../bar/attributes');
@@ -69,6 +71,9 @@ module.exports = {
     marker: barAttrs.marker,
 
     hoverinfo: scatterPolarAttrs.hoverinfo,
+    hovertemplate: hovertemplateAttrs({}, {
+        keys: constants.eventDataKeys
+    }),
 
     selected: barAttrs.selected,
     unselected: barAttrs.unselected

src/traces/barpolar/constants.js

@@ -0,0 +1,14 @@
+/**
+* Copyright 2012-2019, Plotly, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the MIT license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+
+'use strict';
+
+module.exports = {
+    eventDataKeys: []
+};

src/traces/barpolar/defaults.js

@@ -33,6 +33,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
     coerce('width');
 
     coerce('text');
+    coerce('hovertemplate');
     // coerce('hovertext');
 
     // var textPosition = coerce('textposition');

src/traces/barpolar/hover.js

@@ -61,6 +61,7 @@ module.exports = function hoverPoints(pointData, xval, yval) {
     var _cdi = Lib.extendFlat({}, cdi, {r: cdi.s, theta: cdi.p});
     fillHoverText(cdi, trace, pointData);
     makeHoverPointText(_cdi, trace, subplot, pointData);
+    pointData.hovertemplate = trace.hovertemplate;
     pointData.color = getTraceColor(trace, cdi);
     pointData.xLabelVal = pointData.yLabelVal = undefined;
 

src/traces/scatterpolar/attributes.js

@@ -8,6 +8,8 @@
 
 'use strict';
 
+var hovertemplateAttrs = require('../../components/fx/hovertemplate_attributes');
+var constants = require('./constants');
 var extendFlat = require('../../lib/extend').extendFlat;
 var scatterAttrs = require('../scatter/attributes');
 var plotAttrs = require('../../plots/attributes');
@@ -130,6 +132,9 @@ module.exports = {
         flags: ['r', 'theta', 'text', 'name']
     }),
     hoveron: scatterAttrs.hoveron,
+    hovertemplate: hovertemplateAttrs({}, {
+        keys: constants.eventDataKeys
+    }),
 
     selected: scatterAttrs.selected,
     unselected: scatterAttrs.unselected

src/traces/scatterpolar/constants.js

@@ -0,0 +1,14 @@
+/**
+* Copyright 2012-2019, Plotly, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the MIT license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+
+'use strict';
+
+module.exports = {
+    eventDataKeys: []
+};

src/traces/scatterpolar/defaults.js

@@ -35,6 +35,7 @@ function supplyDefaults(traceIn, traceOut, defaultColor, layout) {
     coerce('mode', len < PTS_LINESONLY ? 'lines+markers' : 'lines');
     coerce('text');
     coerce('hovertext');
+    coerce('hovertemplate');
 
     if(subTypes.hasLines(traceOut)) {
         handleLineDefaults(traceIn, traceOut, defaultColor, layout, coerce);

src/traces/scatterpolar/hover.js

@@ -32,41 +32,44 @@ function hoverPoints(pointData, xval, yval, hovermode) {
     newPointData.xLabelVal = undefined;
     newPointData.yLabelVal = undefined;
     makeHoverPointText(cdi, trace, subplot, newPointData);
-
+    newPointData.hovertemplate = trace.hovertemplate;
     return scatterPointData;
 }
 
 function makeHoverPointText(cdi, trace, subplot, pointData) {
+
     var radialAxis = subplot.radialAxis;
     var angularAxis = subplot.angularAxis;
-    var hoverinfo = cdi.hi || trace.hoverinfo;
-    var parts = hoverinfo.split('+');
-    var text = [];
-
     radialAxis._hovertitle = 'r';
     angularAxis._hovertitle = 'θ';
 
+    var hoverinfo = cdi.hi || trace.hoverinfo;
+    var text = [];
     function textPart(ax, val) {
         text.push(ax._hovertitle + ': ' + Axes.tickText(ax, val, 'hover').text);
     }
 
-    if(parts.indexOf('all') !== -1) parts = ['r', 'theta', 'text'];
-    if(parts.indexOf('r') !== -1) {
-        textPart(radialAxis, radialAxis.c2l(cdi.r));
-    }
-    if(parts.indexOf('theta') !== -1) {
-        var theta = cdi.theta;
-        textPart(
-            angularAxis,
-            angularAxis.thetaunit === 'degrees' ? Lib.rad2deg(theta) : theta
-        );
-    }
-    if(parts.indexOf('text') !== -1 && pointData.text) {
-        text.push(pointData.text);
-        delete pointData.text;
-    }
+    if(!trace.hovertemplate) {
+        var parts = hoverinfo.split('+');
+
+        if(parts.indexOf('all') !== -1) parts = ['r', 'theta', 'text'];
+        if(parts.indexOf('r') !== -1) {
+            textPart(radialAxis, radialAxis.c2l(cdi.r));
+        }
+        if(parts.indexOf('theta') !== -1) {
+            var theta = cdi.theta;
+            textPart(
+                angularAxis,
+                angularAxis.thetaunit === 'degrees' ? Lib.rad2deg(theta) : theta
+            );
+        }
+        if(parts.indexOf('text') !== -1 && pointData.text) {
+            text.push(pointData.text);
+            delete pointData.text;
+        }
 
-    pointData.extraText = text.join('<br>');
+        pointData.extraText = text.join('<br>');
+    }
 }
 
 module.exports = {

src/traces/scatterpolargl/attributes.js

@@ -23,6 +23,7 @@ module.exports = {
 
     text: scatterPolarAttrs.text,
     hovertext: scatterPolarAttrs.hovertext,
+    hovertemplate: scatterPolarAttrs.hovertemplate,
 
     line: scatterGlAttrs.line,
     connectgaps: scatterGlAttrs.connectgaps,

src/traces/scatterpolargl/defaults.js

@@ -35,6 +35,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
     coerce('mode', len < PTS_LINESONLY ? 'lines+markers' : 'lines');
     coerce('text');
     coerce('hovertext');
+    coerce('hovertemplate');
 
     if(subTypes.hasLines(traceOut)) {
         handleLineDefaults(traceIn, traceOut, defaultColor, layout, coerce);

src/traces/scatterternary/attributes.js

@@ -8,6 +8,8 @@
 
 'use strict';
 
+var hovertemplateAttrs = require('../../components/fx/hovertemplate_attributes');
+var constants = require('./constants');
 var scatterAttrs = require('../scatter/attributes');
 var plotAttrs = require('../../plots/attributes');
 var colorAttributes = require('../../components/colorscale/attributes');
@@ -147,4 +149,7 @@ module.exports = {
         flags: ['a', 'b', 'c', 'text', 'name']
     }),
     hoveron: scatterAttrs.hoveron,
+    hovertemplate: hovertemplateAttrs({}, {
+        keys: constants.eventDataKeys
+    }),
 };

src/traces/scatterternary/constants.js

@@ -0,0 +1,14 @@
+/**
+* Copyright 2012-2019, Plotly, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the MIT license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+
+'use strict';
+
+module.exports = {
+    eventDataKeys: []
+};

src/traces/scatterternary/defaults.js

@@ -61,6 +61,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
 
     coerce('text');
     coerce('hovertext');
+    coerce('hovertemplate');
 
     var defaultMode = len < constants.PTS_LINESONLY ? 'lines+markers' : 'lines';
     coerce('mode', defaultMode);

src/traces/scatterternary/hover.js

@@ -52,19 +52,18 @@ module.exports = function hoverPoints(pointData, xval, yval, hovermode) {
     var trace = newPointData.trace;
     var ternary = newPointData.subplot;
     var hoverinfo = cdi.hi || trace.hoverinfo;
-    var parts = hoverinfo.split('+');
     var text = [];
-
     function textPart(ax, val) {
         text.push(ax._hovertitle + ': ' + Axes.tickText(ax, val, 'hover').text);
     }
-
-    if(parts.indexOf('all') !== -1) parts = ['a', 'b', 'c'];
-    if(parts.indexOf('a') !== -1) textPart(ternary.aaxis, cdi.a);
-    if(parts.indexOf('b') !== -1) textPart(ternary.baxis, cdi.b);
-    if(parts.indexOf('c') !== -1) textPart(ternary.caxis, cdi.c);
-
+    if(!trace.hovertemplate) {
+        var parts = hoverinfo.split('+');
+        if(parts.indexOf('all') !== -1) parts = ['a', 'b', 'c'];
+        if(parts.indexOf('a') !== -1) textPart(ternary.aaxis, cdi.a);
+        if(parts.indexOf('b') !== -1) textPart(ternary.baxis, cdi.b);
+        if(parts.indexOf('c') !== -1) textPart(ternary.caxis, cdi.c);
+    }
     newPointData.extraText = text.join('<br>');
-
+    newPointData.hovertemplate = trace.hovertemplate;
     return scatterPointData;
 };