content: // Copyright (c) 2016 - 2017 Uber Technologies, Inc.
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in
  // all copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  // THE SOFTWARE.
  
  import React from 'react';
  
  import {
    XYPlot,
    XAxis,
    YAxis,
    VerticalGridLines,
    HorizontalGridLines,
    CustomSVGSeries
  } from 'index';
  
  import ShowcaseButton from '../showcase-components/showcase-button';
  
  function generateData(reversed) {
    return [
      'star',
      'square',
      'circle',
      'diamond'
    ].reduce((acc, row, rowIndex) => {
      const cellsInRow = [...new Array(5)].map((cell, index) => {
        return ({
          x: index,
          y: reversed ? (5 - rowIndex) * 5 : rowIndex * 5,
          size: (index + 1) * 3,
          customComponent: row
        });
      });
  
      return acc.concat(cellsInRow);
    }, []);
  }
  
  const DATA = generateData(false);
  const REVERSED_DATA = generateData(true);
  
  export default class Example extends React.Component {
    state = {
      reverse: false
    }
    render() {
      const {reverse} = this.state;
      return (
        <div>
          <ShowcaseButton
            buttonContent="REVERSE"
            onClick={() => this.setState({reverse: !reverse})} />
          <XYPlot
            margin={50}
            width={300}
            height={300}>
            <VerticalGridLines />
            <HorizontalGridLines />
            <XAxis />
            <YAxis />
            <CustomSVGSeries
              animation
              style={{stroke: 'red', fill: 'orange'}}
              data={reverse ? REVERSED_DATA : DATA}/>
          </XYPlot>
        </div>
      );
    }
  }
  