fat*_*our 1 reactjs chart.js react-chartjs-2
我正在使用react-chartjs-2,我希望标签是圆形的。我还希望带有标签的图表本身显示内联块,以便我得到类似这张照片的内容:[
我的代码在这里:
let _data = data;
let _backgroundColor = [];
let _borderColor = [];
setDataShareholder(res);
res.value.forEach(item => {
let rgb = `${random(0, 255)}, ${random(0, 255)}, ${random(0, 255)}`;
_backgroundColor.push(`rgba(${rgb}, 0.5)`)
_borderColor.push(`rgba(${rgb}, 1)`)
});
_data.labels = res.value.map(item => item.name)
_data.datasets = [{
data: res.value.map(item => Number(item.violationsCount)),
backgroundColor: _backgroundColor,
borderColor: _borderColor,
borderWidth: 1
}];
setData(_data);
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用法 :
import { Doughnut } from 'react-chartjs-2';
<Doughnut data={data} />
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如果可以,请你帮助我。谢谢
您可以配置图表选项。您可以将图例位置设置为右侧,并将 pointStyle 设置为圆形:
const options = {
type: 'doughnut',
data: {
labels: ["Red", "Blue", "Yellow", "Green", "Purple", "Orange"],
datasets: [{
label: '# of Votes',
data: [12, 19, 3, 5, 2, 3],
backgroundColor: ["Red", "Blue", "Yellow", "Green", "Purple", "Orange"]
}]
},
options: {
plugins: {
legend: {
position: 'right',
labels: {
usePointStyle: true,
pointStyle: 'circle'
}
}
}
}
}
const ctx = document.getElementById('chartJSContainer').getContext('2d');
new Chart(ctx, options);Run Code Online (Sandbox Code Playgroud)
<body>
<canvas id="chartJSContainer" width="600" height="400"></canvas>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/3.7.1/chart.js"></script>
</body>Run Code Online (Sandbox Code Playgroud)
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