ECharts开始

时间:2024-05-13 13:04:19
  1. 为ECharts准备一个具备大小(宽高)的Dom(当然可以是动态生成的)
    //from echarts example
    <body>
    <div id="main" style="height:400px;"></div>
    ...
    <script src="./js/echarts.js"></script>
    </body>
  2. 通过script标签引入echarts主文件
    //from echarts example
    <body>
    <div id="main" style="height:400px;"></div>
    ...
    <script src="./js/echarts.js"></script>
    <script type="text/javascript">
    require.config({
    paths: {
    echarts: './js/dist'
    }
    });
    </script>
    </body>
  3. 为模块加载器配置echarts的路径,从当前页面链接到echarts.js所在目录,见上述说明
    //from echarts example
    <body>
    <div id="main" style="height:400px;"></div>
    ...
    <script src="./js/echarts.js"></script>
    <script type="text/javascript">
    require.config({
    paths: {
    echarts: './js/dist'
    }
    });
    require(
    [
    'echarts',
    'echarts/chart/line', // 按需加载所需图表,如需动态类型切换功能,别忘了同时加载相应图表
    'echarts/chart/bar'
    ],
    function (ec) {
    var myChart = ec.init(document.getElementById('main'));
    var option = {
    ...
    }
    myChart.setOption(option);
    }
    );
    </script>
    </body>
  4. 动态加载echarts及所需图表然后在回调函数中开始使用(容我罗嗦一句,当你确保同一页面已经加载过echarts,再使用时直接require('echarts').init(dom)就行)