图例位置

调试运行
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>图形展示</title>
</head>
<body>
 
<div class="detail-section">
    <div id="canvas">
 
    </div>
</div>
 
<script src="http://g.tbcdn.cn/bui/acharts/1.0.32/acharts-min.js"></script>
<!-- https://g.alicdn.com/bui/acharts/1.0.29/acharts-min.js -->
 
 
  <script type="text/javascript">
    
 
        var chart = new AChart({
          theme : AChart.Theme.SmoothBase,
          id : 'canvas',
          width : 950,
          height : 500,
          plotCfg : {
            margin : [50,50,80] //画板的边距
          },
          xAxis : {
            categories : ['一月','二月','三月','四月','五月','六月','七月','八月','九月','十月','十一月','十二月']
          },
          tooltip : {
            valueSuffix : '°C'
          },
          legend : {
            dy : 10, //跟绘图区域的偏移y
            dx : 10,
            align : 'top',//top,left,right,bottom(默认)
            layout : 'vertical',//默认 horizontal
            back : { //背景的配置信息，等同于shape的attrs
              fill : '#efefef'//stroke : null 清除边框
            },
            spacingX : 10
          },
          series : [{
                name: 'Tokyo',
                data: [7.0, 6.9, 9.5, 14.5, 18.2, 21.5, 25.2, 26.5, 23.3, 18.3, 13.9, 9.6]
            }, {
                name: 'New York',
                data: [-0.2, 0.8, 5.7, 11.3, 17.0, 22.0, 24.8, 24.1, 20.1, 14.1, 8.6, 2.5]
            }, {
                name: 'Berlin',
                data: [-0.9, 0.6, 3.5, 8.4, 13.5, 17.0, 18.6, 17.9, 14.3, 9.0, 3.9, 1.0]
            }, {
                name: 'London',
                data: [3.9, 4.2, 5.7, 8.5, 11.9, 15.2, 17.0, 16.6, 14.2, 10.3, 6.6, 4.8]
            }]
        });
 
        chart.render();
      </script>
 
</body>
</html>