[GitHub] hughhhh commented on a change in pull request #4572: Legend for deck.gl scatterplot

[GitBox <gi...@apache.org>]

hughhhh commented on a change in pull request #4572: Legend for deck.gl scatterplot
URL: https://github.com/apache/incubator-superset/pull/4572#discussion_r173236890
 
 

 ##########
 File path: superset/assets/visualizations/Legend.jsx
 ##########
 @@ -0,0 +1,42 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+
+import './Legend.css';
+
+const propTypes = {
+  categories: PropTypes.object,
+  toggleCategory: PropTypes.func,
+};
+
+const defaultProps = {
+  categories: {},
+  toggleCategory: () => {},
+};
+
+export default class Legend extends React.PureComponent {
 
 Review comment:
   Can we name this `MapLegend` or do you seeing this being extended to all visualizations?

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