Sunburst traces

lib/index.js

@@ -18,11 +18,13 @@ Plotly.register([
     require('./histogram'),
     require('./histogram2d'),
     require('./histogram2dcontour'),
-    require('./pie'),
     require('./contour'),
     require('./scatterternary'),
     require('./violin'),
 
+    require('./pie'),
+    require('./sunburst'),
+
     require('./scatter3d'),
     require('./surface'),
     require('./isosurface'),

lib/sunburst.js

@@ -0,0 +1,11 @@
+/**
+* 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 = require('../src/traces/sunburst');

package.json

@@ -66,6 +66,7 @@
     "country-regex": "^1.1.0",
     "d3": "^3.5.12",
     "d3-force": "^1.0.6",
+    "d3-hierarchy": "^1.1.8",
     "d3-interpolate": "1",
     "d3-sankey-circular": "0.33.0",
     "delaunay-triangulate": "^1.1.6",

src/components/fx/helpers.js

@@ -223,7 +223,8 @@ var pointKeyMap = {
     locations: 'location',
     labels: 'label',
     values: 'value',
-    'marker.colors': 'color'
+    'marker.colors': 'color',
+    parents: 'parent'
 };
 
 function getPointKey(astr) {

src/lib/angles.js

@@ -29,7 +29,7 @@ function rad2deg(rad) { return rad / PI * 180; }
  * @return {boolean}
  */
 function isFullCircle(aBnds) {
-    return Math.abs(aBnds[1] - aBnds[0]) > twoPI - 1e-15;
+    return Math.abs(aBnds[1] - aBnds[0]) > twoPI - 1e-14;
 }
 
 /**

src/plot_api/plot_api.js

@@ -2528,6 +2528,7 @@ var traceUIControlPatterns = [
     {pattern: /(^|value\.)visible$/, attr: 'legend.uirevision'},
     {pattern: /^dimensions\[\d+\]\.constraintrange/},
     {pattern: /^node\.(x|y)/}, // for Sankey nodes
+    {pattern: /^level$/}, // for Sunburst traces
 
     // below this you must be in editable: true mode
     // TODO: I still put name and title with `trace.uirevision`
@@ -3873,6 +3874,9 @@ function makePlotFramework(gd) {
     // single pie layer for the whole plot
     fullLayout._pielayer = fullLayout._paper.append('g').classed('pielayer', true);
 
+    // single sunbursrt layer for the whole plot
+    fullLayout._sunburstlayer = fullLayout._paper.append('g').classed('sunburstlayer', true);
+
     // fill in image server scrape-svg
     fullLayout._glimages = fullLayout._paper.append('g').classed('glimages', true);
 

src/plots/plots.js

@@ -2723,8 +2723,9 @@ plots.doCalcdata = function(gd, traces) {
     gd._hmpixcount = 0;
     gd._hmlumcount = 0;
 
-    // for sharing colors across pies (and for legend)
+    // for sharing colors across pies / sunbursts (and for legend)
     fullLayout._piecolormap = {};
+    fullLayout._sunburstcolormap = {};
 
     // If traces were specified and this trace was not included,
     // then transfer it over from the old calcdata:

src/traces/pie/calc.js

@@ -15,14 +15,15 @@ var tinycolor = require('tinycolor2');
 var Color = require('../../components/color');
 var helpers = require('./helpers');
 
-exports.calc = function calc(gd, trace) {
+var pieExtendedColorWays = {};
+
+function calc(gd, trace) {
     var vals = trace.values;
     var hasVals = isArrayOrTypedArray(vals) && vals.length;
     var labels = trace.labels;
     var colors = trace.marker.colors || [];
     var cd = [];
     var fullLayout = gd._fullLayout;
-    var colorMap = fullLayout._piecolormap;
     var allThisTraceLabels = {};
     var vTotal = 0;
     var hiddenLabels = fullLayout.hiddenlabels || [];
@@ -36,18 +37,7 @@ exports.calc = function calc(gd, trace) {
         }
     }
 
-    function pullColor(color, label) {
-        if(!color) return false;
-
-        color = tinycolor(color);
-        if(!color.isValid()) return false;
-
-        color = Color.addOpacity(color, color.getAlpha());
-        if(!colorMap[label]) colorMap[label] = color;
-
-        return color;
-    }
-
+    var pullColor = makePullColorFn(fullLayout._piecolormap);
     var seriesLen = (hasVals ? vals : labels).length;
 
     for(i = 0; i < seriesLen; i++) {
@@ -121,7 +111,21 @@ exports.calc = function calc(gd, trace) {
     }
 
     return cd;
-};
+}
+
+function makePullColorFn(colorMap) {
+    return function pullColor(color, id) {
+        if(!color) return false;
+
+        color = tinycolor(color);
+        if(!color.isValid()) return false;
+
+        color = Color.addOpacity(color, color.getAlpha());
+        if(!colorMap[id]) colorMap[id] = color;
+
+        return color;
+    };
+}
 
 /*
  * `calc` filled in (and collated) explicit colors.
@@ -130,45 +134,41 @@ exports.calc = function calc(gd, trace) {
  * This is done after sorting, so we pick defaults
  * in the order slices will be displayed
  */
-exports.crossTraceCalc = function(gd) {
+function crossTraceCalc(gd) {
     var fullLayout = gd._fullLayout;
     var calcdata = gd.calcdata;
     var pieColorWay = fullLayout.piecolorway;
     var colorMap = fullLayout._piecolormap;
 
     if(fullLayout.extendpiecolors) {
-        pieColorWay = generateExtendedColors(pieColorWay);
+        pieColorWay = generateExtendedColors(pieColorWay, pieExtendedColorWays);
     }
     var dfltColorCount = 0;
 
-    var i, j, cd, pt;
-    for(i = 0; i < calcdata.length; i++) {
-        cd = calcdata[i];
+    for(var i = 0; i < calcdata.length; i++) {
+        var cd = calcdata[i];
         if(cd[0].trace.type !== 'pie') continue;
 
-        for(j = 0; j < cd.length; j++) {
-            pt = cd[j];
+        for(var j = 0; j < cd.length; j++) {
+            var pt = cd[j];
             if(pt.color === false) {
                 // have we seen this label and assigned a color to it in a previous trace?
                 if(colorMap[pt.label]) {
                     pt.color = colorMap[pt.label];
-                }
-                else {
+                } else {
                     colorMap[pt.label] = pt.color = pieColorWay[dfltColorCount % pieColorWay.length];
                     dfltColorCount++;
                 }
             }
         }
     }
-};
+}
 
 /**
  * pick a default color from the main default set, augmented by
  * itself lighter then darker before repeating
  */
-var extendedColorWays = {};
-
-function generateExtendedColors(colorList) {
+function generateExtendedColors(colorList, extendedColorWays) {
     var i;
     var colorString = JSON.stringify(colorList);
     var pieColors = extendedColorWays[colorString];
@@ -187,3 +187,11 @@ function generateExtendedColors(colorList) {
 
     return pieColors;
 }
+
+module.exports = {
+    calc: calc,
+    crossTraceCalc: crossTraceCalc,
+
+    makePullColorFn: makePullColorFn,
+    generateExtendedColors: generateExtendedColors
+};

src/traces/pie/index.js

@@ -19,7 +19,7 @@ var calcModule = require('./calc');
 Pie.calc = calcModule.calc;
 Pie.crossTraceCalc = calcModule.crossTraceCalc;
 
-Pie.plot = require('./plot');
+Pie.plot = require('./plot').plot;
 Pie.style = require('./style');
 Pie.styleOne = require('./style_one');