在上面的代码中,我们创建了一个doughnut(环形)图表,并使用chartjs-plugin-datalabels插件在每个数据点上显示了百分比文本标签。 自定义标签: 如果你想要更加灵活地控制文本标签的显示,你可以使用Chart.js的回调函数来自定义标签。具体步骤如下: 首先,你需要在创建图表的配置对象中添加options属性,并在options属性中配置回...
As in the pie chart example, the animal names are taken for the “labels”property. The count of each animal is the chart data. Different background colors classify it in the doughnut chart. The below figure shows the output of this Chart JS doughnut example. Doughnut Chart with PHP and ...
环形图(Doughnut chart) 简介 Doughnut charts are similar to pie charts, however they have the centre cut out, and are therefore shaped more like a doughnut than a pie! They are aso excellent at showing the relational proportions between data. ...
Chart.js 是一个流行的 JavaScript 库,用于在网页上创建动态和响应式的图表。其中,横条形图(Horizontal Bar Chart)是一种常见的图表类型,它以水平条形展示数据,适用于展示类别较多的情况,或者在空间有限的情况下需要更清晰地展示标签的场景。 基础概念 横条形图通过水平方向的条形来表示数据的大小,每个条形对应一个类...
Pie charts are created by setting type to pie. They are almost identical to doughnut charts, and will work with the same configurations (part from changing the type).Pie chart: HTML & JavaScript# new Chart(document.getElementById("pie-chart"), { type: 'pie...
(0,0,0,.1)", //Number - Pixel width of the scale line scaleLineWidth : 1, //Boolean - Whether to show labels on the scale scaleShowLabels : false, //Interpolated JS string - can access value scaleLabel : "<%=value%>", //String - Scale label font declaration for the scale ...
Lets take an example with the help of which we will create a doughnut chart −Open Compiler <!DOCTYPE> chart.js var chrt = document.getElementById("chartId").getContext("2d"); var chartId = new Chart(chrt, { type: 'doughnut', data...
Example new Chart("myChart", { type: "pie", data: { labels: xValues, datasets: [{ backgroundColor: barColors, data: yValues }] }, options: { title: { display: true, text: "World Wide Wine Production" } } }); Try it Yourself »...
Sets the starting Angle of thePieorDoughnutChart in degrees. Default:0 Example:30, 240, -100.. Notes Angle is in degrees. Angle increases in clockwise direction Angle can be positive or negative value varchart=newCanvasJS.Chart("container", ...
Implement concentric doughnut charts using Chart.js Demo Code ResultView the demo in separate window window.onload=function(){//fromwww.java2s.comvarrandomScalingFactor =function() { return Math.round(Math.random() * 100); };varrandomColorFactor =function() { return Math.round(Math.random() ...