Crosshair
Documentation
In this example, the crosshair pointer is enabled and a custom style is applied to it. The crosshair pointer allows a user to determine the argument and the value of a specific point more precisely.
Feel free to share demo-related thoughts here.
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<template>
<DxChart
id="chart"
:data-source="countriesInfo"
>
<DxCommonSeriesSettings
type="spline"
argument-field="country"
>
<DxPoint hover-mode="allArgumentPoints"/>
</DxCommonSeriesSettings>
<DxSeries
v-for="source in energySources"
:key="source.value"
:value-field="source.value"
:name="source.name"
/>
<DxArgumentAxis
:value-margins-enabled="false"
discrete-axis-division-mode="crossLabels"
>
<DxGrid :visible="true"/>
</DxArgumentAxis>
<DxCrosshair
:enabled="true"
:width="3"
color="#949494"
dash-style="dot"
>
<DxLabel
:visible="true"
background-color="#949494"
>
<DxFont
:size="12"
color="#fff"
/>
</DxLabel>
</DxCrosshair>
<DxLegend
:equal-column-width="true"
vertical-alignment="bottom"
horizontal-alignment="center"
item-text-position="bottom"
/>
<DxTitle text="Energy Consumption in 2004">
<DxSubtitle text="(Millions of Tons, Oil Equivalent)"/>
</DxTitle>
<DxExport :enabled="true"/>
<DxTooltip :enabled="true"/>
</DxChart>
</template>
<script>
import {
DxChart,
DxCommonSeriesSettings,
DxSeries,
DxArgumentAxis,
DxGrid,
DxCrosshair,
DxExport,
DxLegend,
DxPoint,
DxLabel,
DxFont,
DxTitle,
DxSubtitle,
DxTooltip,
} from 'devextreme-vue/chart';
import { energySources, countriesInfo } from './data.js';
export default {
components: {
DxChart,
DxCommonSeriesSettings,
DxSeries,
DxArgumentAxis,
DxGrid,
DxCrosshair,
DxExport,
DxLegend,
DxPoint,
DxLabel,
DxFont,
DxTitle,
DxSubtitle,
DxTooltip,
},
data() {
return {
countriesInfo,
energySources,
};
},
};
</script>
<style>
#chart {
height: 440px;
}
</style>
import { createApp } from 'vue';
import App from './App.vue';
createApp(App).mount('#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/22.2.3/css/dx.light.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.js");
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"> </div>
</div>
</body>
</html>
export const energySources = [
{ value: 'hydro', name: 'Hydro-electric' },
{ value: 'oil', name: 'Oil' },
{ value: 'gas', name: 'Natural gas' },
{ value: 'coal', name: 'Coal' },
{ value: 'nuclear', name: 'Nuclear' },
];
export const countriesInfo = [{
country: 'USA',
hydro: 60.2,
oil: 974.7,
gas: 550.5,
coal: 568.9,
nuclear: 203.7,
}, {
country: 'China',
hydro: 77.8,
oil: 304.5,
gas: 35,
coal: 899,
nuclear: 10.8,
}, {
country: 'Russia',
hydro: 38.5,
oil: 127.2,
gas: 349.5,
coal: 97.2,
nuclear: 30.5,
}, {
country: 'Japan',
hydro: 23.8,
oil: 227.4,
gas: 63.2,
coal: 118.6,
nuclear: 59.7,
}, {
country: 'India',
hydro: 18.7,
oil: 115.7,
gas: 30.6,
coal: 187,
nuclear: 3.5,
}, {
country: 'Germany',
hydro: 6.7,
oil: 120.5,
gas: 83.4,
coal: 86.6,
nuclear: 35.7,
}];
window.config = {
transpiler: 'plugin-babel',
meta: {
'*.vue': {
loader: 'vue-loader',
},
'devextreme/localization.js': {
'esModule': true,
},
},
paths: {
'npm:': 'https://unpkg.com/',
},
map: {
'vue': 'npm:vue@3.2.41/dist/vue.esm-browser.js',
'vue-loader': 'npm:dx-systemjs-vue-browser@1.0.15/index.js',
'mitt': 'npm:mitt/dist/mitt.umd.js',
'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.28.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@22.2.3/cjs',
'devextreme-vue': 'npm:devextreme-vue@22.2.3',
'jszip': 'npm:jszip@3.7.1/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@1.5.18/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.1.65/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@4.1.37/dist/dx-gantt.js',
'@devextreme/runtime': 'npm:@devextreme/runtime@3.0.11',
'inferno': 'npm:inferno@7.4.11/dist/inferno.min.js',
'inferno-compat': 'npm:inferno-compat@7.4.11/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@7.4.11/dist/inferno-hydrate.min.js',
'inferno-clone-vnode': 'npm:inferno-clone-vnode@7.4.11/dist/inferno-clone-vnode.min.js',
'inferno-create-class': 'npm:inferno-create-class@7.4.11/dist/inferno-create-class.min.js',
'inferno-extras': 'npm:inferno-extras@7.4.11/dist/inferno-extras.min.js',
'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@2.7.1/standalone.js',
'prettier/parser-html': 'npm:prettier@2.7.1/parser-html.js',
},
packages: {
'devextreme-vue': {
main: 'index.js',
},
'devextreme': {
defaultExtension: 'js',
},
'devextreme/events/utils': {
main: 'index',
},
'devextreme/events': {
main: 'index',
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js',
},
},
packageConfigPaths: [
'npm:@devextreme/*/package.json',
'npm:@devextreme/runtime@3.0.11/inferno/package.json',
],
babelOptions: {
sourceMaps: false,
stage0: true,
},
};
System.config(window.config);