Angularjs 如何使用动态数据(JSON)绘制图表饼图
我用JSON获取数据Angularjs 如何使用动态数据(JSON)绘制图表饼图,angularjs,pie-chart,amcharts,donut-chart,Angularjs,Pie Chart,Amcharts,Donut Chart,我用JSON获取数据 {"Excellent":"5","NeedsImprovement":"14","Average":"9"} 如何使用带有角度js的AmCharts饼图/圆环图绘制JSON var data = JSON.parse(JSON_TEXT); var dataProvider = []; for(var key in data) { dataProvider.push({ value: data[key], title: key, }); }
{"Excellent":"5","NeedsImprovement":"14","Average":"9"}
如何使用带有角度js的AmCharts饼图/圆环图绘制JSON
var data = JSON.parse(JSON_TEXT);
var dataProvider = [];
for(var key in data) {
dataProvider.push({
value: data[key],
title: key,
});
}
var chart = AmCharts.makeChart("chartdiv", {
"type": "pie",
"theme": "none",
"dataProvider": dataProvider,
"titleField": "title",
"valueField": "value",
"labelRadius": 5,
"radius": "42%",
"innerRadius": "60%",
"labelText": "[[title]]"
});
对于更新数据,您应该这样做
chart.dataProvider = newSetOfDataArray;
chart.validateData();