效果图

实现代码

const imglist = {"晴": 'data:image/png;base64,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',"小雨": 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};
const img = 'data:image/png;base64,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';
const maxTemp = ["16.3", "16.2", "20.6", "14.2", "17.6", "15.7", "14.3"];
const minTemp = ["-5.4", "-2.8", "-3.5", "-2.5", "12.4", "-1.2", "-13"];const weekday = ["周一", "周二", "周三", "周四", "周五", "周六", "周日"];
const daylist = ["25日", "26日", "27日", "28日", "29日", "30日", "31日"];
const weatherlist = ["小雨", "小雨", "阴", "小雨", "多云", "小雨", "小雨"];
//数据转换成rich对象
let style = weatherlist.map((i) => {return {backgroundColor: {image: imglist[i]},height: 40,width: 40}
});let rich = {}
style.forEach((i, index) => {rich[index] = i;
});
rich.b = {// color: 'white',fontSize: 12,lineHeight: 30,height: 20
};option = {backgroundColor: "#fff",title: {text: "7天天气预报",left: "5%",show: false},tooltip: {trigger: "axis",axisPointer: {type: "shadow",shadowStyle: {color: "rgba(99,166,253,0.1)"},shadowBlur: 10},formatter: function (params) {let str = weekday[params[0].dataIndex] + "," + params[0].name + "<br />";params.forEach((item, index) => {console.log(item);str += `${item.marker}${item.seriesName}: ${item.data}<br />`;if (index == params.length - 1) {str += `${item.marker}天气：${weatherlist[item.dataIndex]}<br />`;}});return str;}},legend: {show: false},grid: {show: true,backgroundColor: "transparent",opacity: 0.3,borderWidth: "0",top: "20%",bottom: "20%"},toolbox: {show: false,right: "5%",feature: {magicType: {type: ["line", "bar", "stack"]},dataZoom: {yAxisIndex: "none"},restore: {},saveAsImage: {}}},xAxis: [// 日期{type: "category",boundaryGap: false,position: "top",offset: -50,zlevel: 100,axisLine: {show: false},axisTick: {show: false},axisLabel: {interval: 0,formatter: ["{a|{value}}"].join("\n"),rich: {a: {// color: 'white',fontSize: 18}}},nameTextStyle: {},data: daylist},// 星期{type: "category",position: "bottom",offset: -50,boundaryGap: false,zlevel: 100,axisLine: {show: false},axisTick: {show: false},axisLabel: {interval: 0,formatter: ["{a|{value}}"].join("\n"),rich: {a: {// color: 'white',fontSize: 14}}},nameTextStyle: {fontWeight: "bold",fontSize: 19},data: weekday},// 天气图标{type: "category",boundaryGap: false,position: "top",offset: -120,zlevel: 100,axisLine: {show: false},axisTick: {show: false},axisLabel: {interval: 0,formatter: function (value, index) {return "{k|}\n{" + index + "| }\n{b|" + value + "}";},rich},nameTextStyle: {fontWeight: "bold",fontSize: 19},data: weatherlist}],yAxis: {show: false,type: "value",axisLabel: {formatter: "{value}" + "℃"},max: function (value) {return value.max + 20;},min: function (value) {return value.min - 20;}},series: [{name: "最高温度",type: "line",data: maxTemp,symbol: "emptyCircle",symbolSize: 10,showSymbol: true,smooth: true,},{name: "最低温度",type: "line",data: minTemp,symbol: "emptyCircle",symbolSize: 10,showSymbol: true,smooth: true,}]
}