import React from 'react';
import Chart, {
ArgumentAxis,
CommonSeriesSettings,
Legend,
Series,
Tooltip,
ValueAxis,
ConstantLine,
Label
} from 'devextreme-react/chart';
import { complaintsData } from './data.js';
const data = complaintsData.sort(function(a, b) {
return b.count - a.count;
});
const totalCount = data.reduce(function(prevValue, item) {
return prevValue + item.count;
}, 0);
let cumulativeCount = 0;
const dataArray = data.map(function(item) {
cumulativeCount += item.count;
return {
complaint: item.complaint,
count: item.count,
cumulativePercentage: Math.round(cumulativeCount * 100 / totalCount)
};
});
class App extends React.Component {
render() {
return (
<Chart
title="Pizza Shop Complaints"
dataSource={dataArray}
palette="Harmony Light"
id="chart"
>
<CommonSeriesSettings argumentField="complaint" />
<Series
name="Complaint frequency"
valueField="count"
axis="frequency"
type="bar"
color="#fac29a"
/>
<Series
name="Cumulative percentage"
valueField="cumulativePercentage"
axis="percentage"
type="spline"
color="#6b71c3"
/>
<ArgumentAxis>
<Label overlappingBehavior="stagger" />
</ArgumentAxis>
<ValueAxis
name="frequency"
position="left"
tickInterval={300}
/>
<ValueAxis
name="percentage"
position="right"
tickInterval={20}
showZero={true}
valueMarginsEnabled={false}
>
<Label customizeText={customizePercentageText} />
<ConstantLine
value={80}
width={2}
color="#fc3535"
dashStyle="dash"
>
<Label visible={false} />
</ConstantLine>
</ValueAxis>
<Tooltip
enabled={true}
shared={true}
customizeTooltip={customizeTooltip}
/>
<Legend
verticalAlignment="top"
horizontalAlignment="center"
/>
</Chart>
);
}
}
function customizeTooltip(pointInfo) {
return {
html: `<div><div class="tooltip-header">${
pointInfo.argumentText
}</div><div class="tooltip-body"><div class="series-name"><span class='top-series-name'>${
pointInfo.points[0].seriesName
}</span>: </div><div class="value-text"><span class='top-series-value'>${
pointInfo.points[0].valueText
}</span></div><div class="series-name"><span class='bottom-series-name'>${
pointInfo.points[1].seriesName
}</span>: </div><div class="value-text"><span class='bottom-series-value'>${
pointInfo.points[1].valueText
}</span>% </div></div></div>`
};
}
function customizePercentageText({ valueText }) {
return `${valueText}%`;
}
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(
<App />,
document.getElementById('app')
);
<!DOCTYPE html>
<html>
<head>
<title>DevExtreme Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.light.css" />
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script>
<script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script>
<script type="text/javascript" src="config.js"></script>
<script type="text/javascript">
System.import('./index.js');
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"></div>
</div>
</body>
</html>
#chart {
height: 440px;
}
.tooltip-header {
margin-bottom: 5px;
font-size: 16px;
font-weight: 500;
padding-bottom: 5px;
border-bottom: 1px solid #c5c5c5;
}
.tooltip-body {
width: 170px;
}
.tooltip-body .series-name {
font-weight: normal;
opacity: 0.6;
display: inline-block;
line-height: 1.5;
padding-right: 10px;
width: 126px;
}
.tooltip-body .value-text {
display: inline-block;
line-height: 1.5;
width: 30px;
}
export const complaintsData = [
{ complaint: 'Cold pizza', count: 780 },
{ complaint: 'Not enough cheese', count: 120 },
{ complaint: 'Underbaked or Overbaked', count: 52 },
{ complaint: 'Delayed delivery', count: 1123 },
{ complaint: 'Damaged pizza', count: 321 },
{ complaint: 'Incorrect billing', count: 89 },
{ complaint: 'Wrong size delivered', count: 222 }
];
System.config({
transpiler: 'plugin-babel',
meta: {
},
paths: {
'npm:': 'https://unpkg.com/'
},
defaultExtension: 'js',
map: {
'react': 'npm:react@16.14.0/umd/react.development.js',
'react-dom': 'npm:react-dom@16.14.0/umd/react-dom.development.js',
'prop-types': 'npm:prop-types@15.7.2/prop-types.js',
'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.25.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@20.2.4',
'devextreme-react': 'npm:devextreme-react@20.2.4',
'jszip': 'npm:jszip@3.5.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@0.9.7/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.0.5/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@2.0.8/dist/dx-gantt.js',
'preact': 'npm:preact@10.5.7/dist/preact.js',
'preact/hooks': 'npm:preact@10.5.7/hooks/dist/hooks.js',
// SystemJS plugins
'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js',
'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js'
},
packages: {
'devextreme': {
defaultExtension: 'js'
},
'devextreme-react': {
main: 'index.js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js'
}
},
babelOptions: {
sourceMaps: false,
stage0: true,
react: true
}
});