答案 0 :(得分:4)
使用AmCharts.AmSerialChart()
,您必须实例化所有组件(图形,轴,...),向这些对象添加属性,然后将它们分配给图表。这是一种创建图表的效率非常低的方式,正如您在文档中看到的那样(您的第二个链接引用),不推荐使用。
由于其版本3 AmCharts
支持新的图表构造函数,可以JSON
格式指定所有属性。
示例:强>
旧式:
AmCharts.ready(function () {
chart = new AmCharts.AmSerialChart();
chart.pathToImages = "../amcharts/images/";
chart.dataProvider = chartData;
chart.categoryField = "date";
// category axis
var categoryAxis = chart.categoryAxis;
categoryAxis.parseDates = true;
categoryAxis.minPeriod = "DD";
// graph
var graph = new AmCharts.AmGraph();
graph1.valueField = "value";
graph1.bullet = "round";
chart.addGraph(graph1);
var chartCursor = new AmCharts.ChartCursor();
chartCursor.cursorPosition = "mouse";
chart.addChartCursor(chartCursor);
// WRITE
chart.write("chartdiv");
});
新风格:(doc)
AmCharts.makeChart("chartdiv", {
type: "serial",
pathToImages: "../amcharts/images/",
dataProvider: chartData,
categoryField: "date",
categoryAxis: {
parseDates: true,
minPeriod: "ss"
},
graphs: [{
valueField: "value",
bullet: "round"
}],
chartCursor: {
cursorPosition: "mouse"
},
});