echart 三角形柱状图

option = {
  title: {
    text: 'World Population'
  },
  tooltip: {
    trigger: 'axis',
    axisPointer: {
      type: 'shadow'
    }
  },
  legend: {},
  grid: {
    left: '3%',
    right: '4%',
    bottom: '3%',
    containLabel: true
  },
  yAxis: {
    type: 'value',
    boundaryGap: [0, 0.01]
  },
  xAxis: {
    type: 'category',
    data: ['Brazil', 'Indonesia', 'USA', 'India', 'China', 'World']
  },
  series: [
    {
      name: '2011',
      type: 'pictorialBar',
      barWidth: 80, // 设置柱状图的宽度
      symbol: 'triangle',
      z: 10,
      itemStyle: {
        normal: {
          opacity: 0.5
        },
        emphasis: {
          opacity: 1
        }
      },
      data: [10,10,10,10,10]
    },
    {
      name: '2012',
      type: 'pictorialBar',
      barWidth: 80, // 设置柱状图的宽度
      barGap: '-50%', // 设置两组数据之间的间隔
      symbol: 'triangle',
      z: 10,
      itemStyle: {
        normal: {
          opacity: 0.5
        },
        emphasis: {
          opacity: 1
        }
      },
      data: [13,13,13,13,13]
    }
  ]
};