1,定制显示
option = { title: { text: '某地区降水量', subtext: '纯属虚构' }, tooltip: { trigger: 'axis' }, grid: { left: '3%', right: '4%', bottom: '3%', containLabel: true }, xAxis: [{ type: 'category', data: ['1月', '2月', '3月', '4月', '5月', '6月', '7月', '8月', '9月', '10月', '11月', '12月'], splitLine: { show: false }, axisTick: { alignWithLabel: true } }], yAxis: [{ type: 'value', splitLine: { show: false }, splitArea: { show: true, }, }], series: [{ name: '降水量', type: 'bar', label: { normal: { show: true, position: 'top' } }, itemStyle: { normal: { // 随机显示 //color:function(d){return "#"+Math.floor(Math.random()*(256*256*256-1)).toString(16);} // 定制显示(按顺序) color: function(params) { var colorList = ['#C33531','#EFE42A','#64BD3D','#EE9201','#29AAE3', '#B74AE5','#0AAF9F','#E89589','#16A085','#4A235A','#C39BD3 ','#F9E79F','#BA4A00','#ECF0F1','#616A6B','#EAF2F8','#4A235A','#3498DB' ]; return colorList[params.dataIndex] } }, }, data: [32.6, 25.9, 39.0, 26.4, 28.7, 70.7, 75.6, 82.2, 48.7, 58.8, 16.0, 32.3], }] };
效果图:
2,随机显示(每次刷新結果不一樣)