src/charts/scatterplot.js

import Chart from './base/Chart';
import * as defaultProperties from '../utils/defaults/scatterplot';

/**
 * Scatterplot implementation. This charts belongs to 'Basic' family.
 * It is inherited on 'Basic'.
 */
export default class Scatterplot extends Chart {

  /**
   * Scatterplot constructor. It needs (at least) one argument to start: data.
   * Optionally, you can indicate a second argument that includes all the chart options. If you
   * do not specify this, '_default' object is used by default.
   */
  constructor(data, config) {
    super(data, config);
    let keys = Object.keys(defaultProperties.defaults);
    this._initializeAPI(keys);
  }

  /**
   * Renders a data object on the chart.
   * @param  {Object} data This object contains the data that will be rendered on chart. If you do not
   * specify this param, this.data will be used instead.
   */
  draw(data = this.data) {
    super.draw(data);
  }

  /**
   * Add new data to the current graph. If it is empty, this creates a new one.
   * @param  {Object} datum data to be rendered
   */
  keepDrawing(datum) {
    super.keepDrawing(datum, 'add');
  }
}