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App.vue
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App.vue
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<template>
<div id="container">
<DxPieChart
:data-source="billionaires"
type="doughnut"
title="Top-5 Countries by Number of Billionaires"
@point-click="onPointClick"
>
<DxSeries
argument-field="country"
value-field="amount"
>
<DxLabel
:visible="true"
position="columns"
:customize-text="customizeText"
>
<DxConnector :visible="true"></DxConnector>
</DxLabel>
</DxSeries>
<DxTooltip
:enabled="true"
:content-template="contentTemplate"
>
</DxTooltip>
</DxPieChart>
</div>
</template>
<script>
import { DxPieChart, DxSeries, DxLabel, DxConnector, DxTooltip } from 'devextreme-vue/pie-chart';
import { billionaires } from './data.js';
export default {
components: {
DxPieChart,
DxSeries,
DxLabel,
DxConnector,
DxTooltip
},
data() {
return {
billionaires
};
},
methods: {
customizeText (pointInfo) {
return pointInfo.value + " billionaires";
},
contentTemplate (data) {
return data.argumentText;
},
onPointClick (e) {
const point = e.target;
if (point.isSelected()) {
point.clearSelection();
} else {
point.select();
}
}
}
}
</script>
<style>
#container {
width: 600px;
}
</style>