柱状图宽度

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: [
              'Tokyo',
              'Jakarta',
              'New York',
              'Seoul',
              'Manila',
              'Mumbai',
              'Sao Paulo',
              'Mexico City',
              'Dehli',
              'Osaka',
              'Cairo',
              'Kolkata',
              'Los Angeles',
              'Shanghai',
              'Moscow',
              'Beijing',
              'Buenos Aires',
              'Guangzhou',
              'Shenzhen',
              'Istanbul'
            ],
            labels : {
              label : {
                rotate : -45,
                'text-anchor' : 'end'
              }
            }
          },
          yAxis : {
            min : 0
          },
          seriesOptions : { //设置多个序列共同的属性
            /*columnCfg : { //公共的样式在此配置
 
            }*/
          },
          tooltip : {
            valueSuffix : '￥'
          },
          series : [ {
            name: 'Africa',
            type : 'column',
            autoWidth : false,
            columnWidth : 30,
            data: [34.4, 21.8, {y : 20.1,attrs : {fill : '#ff0000'}}, 20, 19.6, 19.5, 19.1, 18.4, 18,
                17.3, 16.8, 15, 14.7, 14.5, 13.3, 12.8, 12.4, 11.8,
                11.7, 11.2],
            labels : { //显示的文本信息
              label : {
                rotate : -90,
                y : 10,
                'fill' : '#fff',
                'text-anchor' : 'end',
                textShadow: '0 0 3px black',
                'font-size' : '14px'
              }
            }
 
          }]
 
        });
 
        chart.render();
      </script>
 
</body>
</html>