option = { backgroundColor: '#031A32', tooltip: { trigger: "axis", axisPointer: { type: "shadow", label: { show: true } } }, grid: { left: "4%", top: "18%", right: "5%", bottom: "22%" }, legend: { data: ["昨日总人数", "今日实时人数", "昨日使用率"], top: "4%", textStyle: { color: "#1FC3CE", fontSize: 14 }, selected: {'昨日使用率': false} // 不需要显示的设置为false }, xAxis: { data: [ "会议室1", "会议室2", "会议室3", "会议室4", "会议室5", "会议室6", "会议室7", "会议室8", "会议室9", "会议室10", "会议室11", "会议室12" ], axisLine: { show: true, //隐藏X轴轴线 lineStyle: { color: "#3d5269", width: 1 } }, axisTick: { show: true, //隐藏X轴刻度 alignWithLabel: true }, axisLabel: { show: true, textStyle: { color: "#396A87", //X轴文字颜色 fontSize: 14 }, interval: 0, rotate: 30 } }, yAxis: [{ type: "value", name: "人数", nameTextStyle: { color: "#396A87", fontSize: 14 }, splitLine: { show: true, lineStyle: { width: 1, color: "#3d5269" } }, axisTick: { show: false }, axisLine: { show: false }, axisLabel: { show: true, textStyle: { color: "#396A87", fontSize: 14 } } }, { type: "value", name: "使用率%", nameTextStyle: { color: "#396A87", fontSize: 14 }, position: "right", splitLine: { show: false }, axisTick: { show: false }, axisLine: { show: false, lineStyle: { color: "#396A87", width: 2 } }, axisLabel: { show: true, formatter: "{value} %", //右侧Y轴文字显示 textStyle: { color: "#396A87", fontSize: 14 } } } ], series: [{ name: "昨日总人数", type: "bar", barWidth: 18, itemStyle: { normal: { color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{ offset: 0, color: "#00FFFF" }, { offset: 1, color: "#0080FF" } ]) } }, data: [24, 45, 43, 35, 76, 154, 86, 42, 68, 97, 24, 34] }, { name: "今日实时人数", type: "bar", barWidth: 18, itemStyle: { normal: { color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{ offset: 0, color: "#E29052" }, { offset: 1, color: "#FA5A53" } ]) } }, data: [133, 23, 114, 67, 89, 35, 67, 96, 90, 46, 75, 85] }, { name: "昨日使用率", type: "line", yAxisIndex: 1, //使用的 y 轴的 index,在单个图表实例中存在多个 y轴的时候有用 showAllSymbol: true, //显示所有图形。 symbol: "circle", //标记的图形为实心圆 symbolSize: 6, //标记的大小 itemStyle: { //折线拐点标志的样式 color: "#26D9FF", borderColor: "#26D9FF", width: 2, shadowColor: "#26D9FF", shadowBlur: 2 }, lineStyle: { color: "#26D9FF", width: 2, shadowBlur: 2 }, data: [4.2, 3.5, 2.9, 7.8, 2, 3, 4.2, 3.5, 2.9, 7.8, 2, 3] } ] }