Feel free to share demo-related thoughts here.
If you have technical questions, please create a support ticket in the DevExpress Support Center.
Thank you for the feedback!
If you have technical questions, please create a support ticket in the DevExpress Support Center.
Backend API
import React, { useCallback, useState } from 'react';
import PolarChart, {
CommonSeriesSettings,
Series,
Point,
ArgumentAxis,
ValueAxis,
Export,
Legend,
} from 'devextreme-react/polar-chart';
import RangeSelector, {
Size,
Margin,
Scale,
MinorTick,
Behavior,
RangeSelectorTypes,
} from 'devextreme-react/range-selector';
import { VisualRange } from 'devextreme-react/common/charts';
import { dataSource } from './data.ts';
function App() {
const [visualRange, setVisualRange] = useState<VisualRange>({ startValue: 0, endValue: 8 });
const updateVisualRange = useCallback((e: RangeSelectorTypes.ValueChangedEvent) => {
setVisualRange(e.value);
}, [setVisualRange]);
return (
<React.Fragment>
<PolarChart
id="zoomedChart"
dataSource={dataSource}
title="Stochastic Process"
>
<CommonSeriesSettings
argumentField="argument"
closed={false}
/>
<Series
type="scatter"
name="Test results"
valueField="value"
>
<Point size={8} />
</Series>
<Series
type="line"
name="Expected average"
valueField="originalValue"
>
<Point visible={false} />
</Series>
<ArgumentAxis
startAngle={90}
tickInterval={30}
/>
<ValueAxis visualRange={visualRange} />
<Export enabled={true} />
<Legend
hoverMode="excludePoints"
verticalAlignment="top"
horizontalAlignment="center"
/>
</PolarChart>
<RangeSelector
onValueChanged={updateVisualRange}
>
<Size height={100} />
<Margin
top={10}
left={60}
bottom={10}
right={50}
/>
<Scale
startValue={0}
endValue={8}
minorTickInterval={0.1}
tickInterval={1}
>
<MinorTick visible={false} />
</Scale>
<Behavior valueChangeMode="onHandleMove" />
</RangeSelector>
</React.Fragment>
);
}
export default App;
import React, { useCallback, useState } from 'react';
import PolarChart, {
CommonSeriesSettings,
Series,
Point,
ArgumentAxis,
ValueAxis,
Export,
Legend,
} from 'devextreme-react/polar-chart';
import RangeSelector, {
Size,
Margin,
Scale,
MinorTick,
Behavior,
} from 'devextreme-react/range-selector';
import { dataSource } from './data.js';
function App() {
const [visualRange, setVisualRange] = useState({ startValue: 0, endValue: 8 });
const updateVisualRange = useCallback(
(e) => {
setVisualRange(e.value);
},
[setVisualRange],
);
return (
<React.Fragment>
<PolarChart
id="zoomedChart"
dataSource={dataSource}
title="Stochastic Process"
>
<CommonSeriesSettings
argumentField="argument"
closed={false}
/>
<Series
type="scatter"
name="Test results"
valueField="value"
>
<Point size={8} />
</Series>
<Series
type="line"
name="Expected average"
valueField="originalValue"
>
<Point visible={false} />
</Series>
<ArgumentAxis
startAngle={90}
tickInterval={30}
/>
<ValueAxis visualRange={visualRange} />
<Export enabled={true} />
<Legend
hoverMode="excludePoints"
verticalAlignment="top"
horizontalAlignment="center"
/>
</PolarChart>
<RangeSelector onValueChanged={updateVisualRange}>
<Size height={100} />
<Margin
top={10}
left={60}
bottom={10}
right={50}
/>
<Scale
startValue={0}
endValue={8}
minorTickInterval={0.1}
tickInterval={1}
>
<MinorTick visible={false} />
</Scale>
<Behavior valueChangeMode="onHandleMove" />
</RangeSelector>
</React.Fragment>
);
}
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.tsx';
ReactDOM.render(
<App />,
document.getElementById('app'),
);
function generateData(start: number, end: number, step: number) {
const data: ({ value: number; originalValue: number; argument: number; })[] = [];
for (let i = start; i < end; i += step) {
const originalValue = Math.log(i);
data.push({
value: originalValue - ((Math.sin(Math.random() * i) * i) / end) + (1 - Math.random() * 2),
originalValue,
argument: i,
});
}
return data;
}
export const dataSource = generateData(0, 360, 0.75);
window.exports = window.exports || {};
window.config = {
transpiler: 'ts',
typescriptOptions: {
module: 'system',
emitDecoratorMetadata: true,
experimentalDecorators: true,
jsx: 'react',
},
meta: {
'react': {
'esModule': true,
},
'typescript': {
'exports': 'ts',
},
'devextreme/time_zone_utils.js': {
'esModule': true,
},
'devextreme/localization.js': {
'esModule': true,
},
'devextreme/viz/palette.js': {
'esModule': true,
},
'openai': {
'esModule': true,
},
},
paths: {
'npm:': 'https://unpkg.com/',
'bundles:': '../../../../bundles/',
'externals:': '../../../../bundles/externals/',
},
defaultExtension: 'js',
map: {
'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js',
'typescript': 'npm:typescript@4.2.4/lib/typescript.js',
'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js',
'react': 'npm:react@17.0.2/umd/react.development.js',
'react-dom': 'npm:react-dom@17.0.2/umd/react-dom.development.js',
'prop-types': 'npm:prop-types/prop-types.js',
'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js',
'luxon': 'npm:luxon@3.4.4/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign',
'devextreme': 'npm:devextreme@link:../../packages/devextreme/artifacts/npm/devextreme/cjs',
'devextreme-react': 'npm:devextreme-react@link:../../packages/devextreme-react/npm/cjs',
'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.2.5/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@4.1.54/dist/dx-gantt.js',
'@devextreme/runtime': 'npm:@devextreme/runtime@3.0.12',
'inferno': 'npm:inferno@7.4.11/dist/inferno.min.js',
'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js',
'inferno-create-element': 'npm:inferno-create-element@7.4.11/dist/inferno-create-element.min.js',
'inferno-dom': 'npm:inferno-dom/dist/inferno-dom.min.js',
'inferno-hydrate': 'npm:inferno-hydrate/dist/inferno-hydrate.min.js',
'inferno-clone-vnode': 'npm:inferno-clone-vnode/dist/inferno-clone-vnode.min.js',
'inferno-create-class': 'npm:inferno-create-class/dist/inferno-create-class.min.js',
'inferno-extras': 'npm:inferno-extras/dist/inferno-extras.min.js',
'devextreme-cldr-data': 'npm:devextreme-cldr-data@1.0.3',
// 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',
// Prettier
'prettier/standalone': 'npm:prettier@2.8.8/standalone.js',
'prettier/parser-html': 'npm:prettier@2.8.8/parser-html.js',
},
packages: {
'devextreme': {
defaultExtension: 'js',
},
'devextreme-react': {
main: 'index.js',
},
'devextreme/events/utils': {
main: 'index',
},
'devextreme/localization/messages': {
format: 'json',
defaultExtension: 'json',
},
'devextreme/events': {
main: 'index',
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js',
},
},
packageConfigPaths: [
'npm:@devextreme/*/package.json',
'npm:@devextreme/runtime@3.0.12/inferno/package.json',
],
babelOptions: {
sourceMaps: false,
stage0: true,
react: true,
},
};
System.config(window.config);
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(<App />, document.getElementById('app'));
function generateData(start, end, step) {
const data = [];
for (let i = start; i < end; i += step) {
const originalValue = Math.log(i);
data.push({
value: originalValue - (Math.sin(Math.random() * i) * i) / end + (1 - Math.random() * 2),
originalValue,
argument: i,
});
}
return data;
}
export const dataSource = generateData(0, 360, 0.75);
<!DOCTYPE html>
<html lang="en">
<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=5.0" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/24.2.3/css/dx.light.css" />
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="https://unpkg.com/core-js@2.6.12/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.tsx");
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"></div>
</div>
</body>
</html>
#zoomedChart {
height: 440px;
width: 100%;
}