text: import React from 'react';
  import ReactDOM from 'react-dom';
  
  import JqxChart from '../../../jqwidgets-react/react_jqxchart.js';
  
  class App extends React.Component {
      render() {
          let source =
              {
                  datatype: 'csv',
                  datafields: [
                      { name: 'Date' },
                      { name: 'S&P 500' },
                      { name: 'NASDAQ' }
                  ],
                  url: '../sampledata/nasdaq_vs_sp500.txt'
              };
          let dataAdapter = new $.jqx.dataAdapter(source, { async: false, autoBind: true, loadError: (xhr, status, error) => { alert('Error loading "' + source.url + '" : ' + error); } });
  
          let months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
  
  
          let padding = { left: 10, top: 5, right: 30, bottom: 5 };
  
          let titlePadding = { left: 10, top: 0, right: 0, bottom: 10 };
  
          let xAxis =
              {
                  dataField: 'Date',
                  type: 'date',
                  baseUnit: 'month',
                  unitInterval: 1,
                  minValue: '01-01-2014',
                  maxValue: '01-01-2015',
                  tickMarks: {
                      visible: true,
                      interval: 1,
                      color: '#FFFFFF',
                      dashStyle: '2,1'
                  },
                  gridLines: {
                      visible: true,
                      interval: 1,
                      color: '#FFFFFF',
                      dashStyle: '2,1'
                  },
                  labels:
                  {
                      angle: -45,
                      rotationPoint: 'topright',
                      offset: { x: 0, y: -25 },
                      formatFunction: (value) => {
                          return value.getDate() + '-' + months[value.getMonth()] + '-' + value.getFullYear();
                      }
                  }
              };
  
          let valueAxis =
              {
                  displayValueAxis: true,
                  title: { text: 'Daily Closing Price<br>' },
                  gridLines: {
                      dashStyle: '2,1',
                      color: '#FFFFFF'
                  },
                  tickMarks: {
                      dashStyle: '2,1',
                      color: '#FFFFFF'
                  }
              };
  
          let seriesGroups =
              [
                  {
                      type: 'line',
                      series: [
                          { dataField: 'S&P 500', displayText: 'S&P 500', lineColor: '#FFFFFF', lineColorSelected: '#DDDDDD', fillColor: '#FFFFFF' },
                          { dataField: 'NASDAQ', displayText: 'NASDAQ', lineColor: '#0FF0FF', lineColorSelected: '#2EE2EE', fillColor: '#0FF0FF' }
                      ]
                  }
              ];
          return (
              <JqxChart style={{ width: 850, height: 500, backgroundRepeat: 'no-repeat', backgroundSize: 'cover' }}
                  title={'U.S. Stock Market Index Performance'} description={'NASDAQ Composite compared to S&P 500'}
                  showLegend={true} enableAnimations={true} 
                  padding={padding} backgroundImage={'../images/chart_background.jpg'}
                  titlePadding={titlePadding} source={dataAdapter} xAxis={xAxis}
                  valueAxis={valueAxis} colorScheme={'scheme04'} seriesGroups={seriesGroups}
              />
          )
      }
  }
  
  ReactDOM.render(<App />, document.getElementById('app'));
  