Hinzufügen von Tonetiagrammtextexten in React in React
import { Doughnut } from "react-chartjs-2";
function DoughnutChart() {
const data = {...}
const options = {...}
const plugins = [{
beforeDraw: function(chart) {
var width = chart.width,
height = chart.height,
ctx = chart.ctx;
ctx.restore();
var fontSize = (height / 160).toFixed(2);
ctx.font = fontSize + "em sans-serif";
ctx.textBaseline = "top";
var text = "Foo-bar",
textX = Math.round((width - ctx.measureText(text).width) / 2),
textY = height / 2;
ctx.fillText(text, textX, textY);
ctx.save();
}
}]
return (
<Doughnut
type="doughnut"
data={data}
options{options}
plugins={plugins}
/>
);
}
export default DoughnutChart;
Mystic Dev