我有一个图表甜甜圈。第一次的时候。这是工作中的全部。但是我更改了数据,调用了ajax,然后重新绘制了图表甜甜圈,然后它就不能显示所有标签了。只显示小标签。请帮帮我
<script type="text/javascript">
window.onload = function () {
var chart = new CanvasJS.Chart("chartContainer", {
title:{
text: "indexLabel wrap in doughnut",
fontSize: 20,
},
animationEnabled: true,
data: [
{
type: "doughnut",
startAngle: 270,
innerRadius: 80,
indexLabel: " #percent %",
indexLabelFontColor : "black",
indexLabelPlacement: "outside",
indexLabelWrap: true ,
dataPoints: [
{ y: 280, label : "some label" },
{ y: 148,label : "other label" },
{ y: 16, label : "some other label"},
{ y: 32, label : "label" } ,
{ y: 12, label : "label" }
]
}
]
});
chart.render();
}
</script><html>
<head>
<script type="text/javascript" src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
</head>
<body>
<div id="chartContainer" style="height: 460px; width: 460px"></div>
</body>
</html>发布于 2019-03-12 17:06:59
由于空间限制,indexLabels似乎被跳过了,也就是说,当您通过设置startAngle和width来旋转甜甜圈时,特定数据点的indexLabel将没有空间。通过将startAngle更改几个值或增加宽度,可以显示更多的indexLabels。以下是更新后的代码:
var chart = new CanvasJS.Chart("chartContainer", {
title:{
text: "indexLabel wrap in doughnut",
fontSize: 20,
},
animationEnabled: true,
data: [
{
type: "doughnut",
startAngle: 320,
innerRadius: 80,
indexLabel: " #percent %",
indexLabelFontColor : "black",
indexLabelPlacement: "outside",
indexLabelWrap: true ,
dataPoints: [
{ y: 280, label : "some label" },
{ y: 148,label : "other label" },
{ y: 16, label : "some other label"},
{ y: 32, label : "label" } ,
{ y: 12, label : "label" }
]
}
]
});
chart.render();<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>
<div id="chartContainer" style="height: 460px; width: 460px;"></div>
https://stackoverflow.com/questions/55095261
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