var charts = { unit: '单位(km)', names: ['出口1', '入口2'], lineX: ['2018-11-11 17:01', '2018-11-11 17:02', '2018-11-11 17:03', '2018-11-11 17:04', '2018-11-11 17:05', '2018-11-11 17:06', '2018-11-11 17:07', '2018-11-11 17:08', '2018-11-11 17:09', '2018-11-11 17:10', '2018-11-11 17:11', '2018-11-11 17:12', '2018-11-11 17:13', '2018-11-11 17:14', '2018-11-11 17:15', '2018-11-11 17:16', '2018-11-11 17:17', '2018-11-11 17:18', '2018-11-11 17:19', '2018-11-11 17:20'], value: [ [451, 352, 303, 534, 95, 236, 217, 328, 159, 151, 231, 192, 453, 524, 165, 236, 527, 328, 129, 530], [360, 545, 80, 192, 330, 580, 192, 80, 250, 453, 352, 28, 625, 345, 65, 325, 468, 108, 253, 98] ] } var color = ['rgba(205, 173, 62', 'rgba(93, 255, 255'] var lineY = [] for (var i = 0; i < charts.names.length; i++) { var x = i if (x > color.length - 1) { x = color.length - 1 } var data = { name: charts.names[i], type: 'line', color: color[x] + ')', smooth: false, areaStyle: { normal: { color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{ offset: 0, color: color[x] + ', 0.3)' }, { offset: 0.8, color: color[x] + ', 0)' }], false), shadowColor: 'rgba(0, 0, 0, 0.1)', shadowBlur: 10 } }, symbol: 'circle', symbolSize: 5, data: charts.value[i] } lineY.push(data) } lineY[0].markLine = { silent: true, data: [{ yAxis: 5 }, { yAxis: 100 }, { yAxis: 200 }, { yAxis: 300 }, { yAxis: 400 }] } var option = { title: { text: '历史数据-曲线', textStyle: { fontWeight: 'normal', fontSize: 16, color: '#F1F1F3' }, left: '6%', top: '4%' }, backgroundColor:'rgba(1, 22, 53, 1)', tooltip: { trigger: 'axis' }, legend: { top: '4%', data: charts.names, textStyle: { fontSize: 14, color: 'F1F1F3' }, right: '4%' }, grid: { top: '10%', left: '4%', right: '4%', bottom: '10%', containLabel: true }, xAxis: { show: true, type: 'category', boundaryGap: false, data: charts.lineX, axisLabel: { textStyle: { color: 'rgb(0,253,255,0.6)' }, formatter: function(params) { return params.split(' ')[0] + '\n' + params.split(' ')[1] } } }, yAxis: { show: true, splitArea: { show: true, areaStyle: { color:"rgba(1, 22, 53, 1)" } }, name: charts.unit, type: 'value', axisLabel: { formatter: '{value}', textStyle: { color: 'rgb(0,253,255,0.6)' } }, splitLine: { lineStyle: { color: 'rgb(23,255,243,0.3)' } }, axisLine: { show:true, lineStyle: { color: 'rgb(0,253,255,0.6)' } } }, series: lineY } setInterval(() => { myChart.setOption({ legend: { selected: { '出口': false, '入口': false } } }) myChart.setOption({ legend: { selected: { '出口': true, '入口': true } } }) },10000)