460 lines
14 KiB
Vue
460 lines
14 KiB
Vue
<template>
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<div id="wqq">
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<el-button style="position:absolute;right:10px;z-index:20000"
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type="text"
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icon="el-icon-download"
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title="生成图片"
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@click="download"
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>下载</el-button>
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<div ref="wqd"
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id="outlineechart"
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></div>
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</div>
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</template>
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<script>
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import yan from "@/assets/commjs/color";
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export default {
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data() {
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return {
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echartsheight: undefined,
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device: 1,
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zoom: "",
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myChartes:''
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};
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},
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props: {
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xdata: {
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type: Array,
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default: undefined,
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},
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ydata: {
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type: Array,
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default: undefined,
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},
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title: {
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type: String,
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default: undefined,
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},
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},
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created() {},
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mounted() {
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this.resizeEchartd()
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this.zoom = 1 / document.body.style.zoom;
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window.addEventListener("resize", () => {
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this.zoom = 1 / document.body.style.zoom;
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if(this.myChartes!==''){
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this.myChartes.resize();
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}
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});
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this.$nextTick(() => {
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this.evaluation();
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});
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},
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methods: {
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resizeEchartd(){
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var elementResizeDetectorMaker = require("element-resize-detector")
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if(document.getElementById("wqq")){
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var erd = elementResizeDetectorMaker()
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erd.listenTo(document.getElementById("wqq"), (element) => {
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let domeId=document.getElementById("wqq")
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let domeId2=document.getElementById("outlineechart")
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domeId2.style.width= domeId.offsetWidth - 0 + "px"
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if(this.myChartes !==''){
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this.myChartes.resize();
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}
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});
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}
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},
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download() {
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// 转换成canvas
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html2canvas(document.getElementById("wqq"), {
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background:'#fff',
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scale: 1,
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}).then(function (canvas) {
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// 创建a标签，实现下载
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var creatIMg = document.createElement("a");
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creatIMg.download ="污区图.png"; // 设置下载的文件名，
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creatIMg.href = canvas.toDataURL(); // 下载url
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creatIMg.click();
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creatIMg.remove(); // 下载之后把创建的元素删除
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});
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},
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evaluation() {
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const echarts = require("echarts");
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let domID1 = document.getElementById("outlineechart");
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setTimeout(() => {
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domID1.style.width =
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document.getElementById("wqq").offsetWidth - 0+'px'
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domID1.style.height =
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(window.sessionStorage.getItem("appheight") - 50) / 2 + "px";
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}, 0);
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var myChartes = echarts.init(domID1);
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this.myChartes = myChartes
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let echartsColor = JSON.parse(window.localStorage.echartsColor);
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var option = {
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title: {
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text: "区域",
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left: "center",
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textStyle: {
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fontSize: 20,
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color: echartsColor.WordColor,
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},
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// subtext: ''
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},
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tooltip: {
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trigger: "axis",
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axisPointer: {
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type: "shadow",
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label: {
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color: "#fff",
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fontSize: 16,
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},
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},
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textStyle: {
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color: "#fff",
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fontStyle: "normal",
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opacity: 0.35,
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fontSize: 14,
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},
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backgroundColor: "rgba(0,0,0,0.35)",
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formatter: function (params) {
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var tips = "";
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tips +=
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'<span style="">' +
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params[0].name +'</br>'
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"</span>";
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for (var i = 0; i < params.length; i++) {
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if (params[i].value == 0.05) {
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tips += params[i].seriesName + ":暂无数据<br/>";
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} else {
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tips += params[i].seriesName + ":"+params[i].value;
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}
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}
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return tips;
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},
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},
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grid: yan.EchartObject.grid7,
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xAxis: [
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{
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name:yan.EchartObject.area,
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nameTextStyle: {
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color: echartsColor.WordColor,
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verticalAlign:'top',//标题位置
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padding: [-5, 0, 0, 10]
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},
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type: "category",
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data: this.xdata,
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splitLine: {
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show: false,
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type: "dashed",
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lineStyle: {
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color: echartsColor.thread,
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},
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},
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axisTick: {
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alignWithLabel: true,
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},
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axisLine: {
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show: true,
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symbol: ["none", "arrow"],
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symbolOffset:25,//箭头距离x轴末端距离
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lineStyle: {
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shadowOffsetX:25,
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color: echartsColor.thread,
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shadowColor: echartsColor.thread, //设置阴影的颜色
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},
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},
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axisLabel: {
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interval: 0,
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textStyle: {
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fontFamily: "dinproRegular",
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color: echartsColor.WordColor,
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},
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rotate: yan.rotate(this.xdata.length)
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},
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},
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],
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//toolbox: yan.EchartObject.toolbox1,
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yAxis: {
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name: yan.EchartObject.grade,
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nameTextStyle: {
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color: echartsColor.WordColor,
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verticalAlign:'top',//标题位置
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padding: [-22, 0, 10, 0]
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},
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type: "value",
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min: 0,
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max: 2,
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interval: 0.2,
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axisLabel: {
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show: true,
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textStyle: {
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color: echartsColor.WordColor,
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},
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// 这里重新定义就可以
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formatter: function (value, index) {
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var texts = [];
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if (value ===1) {
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texts.push("1级");
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} else if (value ===1.2) {
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texts.push("2级");
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} else if (value === 1.4) {
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texts.push("3级");
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} else if (value === 1.6) {
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texts.push("4级");
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} else if (value === 2) {
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texts.push("5级");
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}
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return texts;
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},
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},
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splitLine: {
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show:false,
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lineStyle: {
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// 使用深浅的间隔色
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color: [echartsColor.thread],
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//type: "dashed",
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opacity: 0.5,
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},
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},
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axisLine: {
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show: true,
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symbolOffset:25,//箭头距离x轴末端距离
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lineStyle: {
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shadowOffsetY:-25,
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color: echartsColor.thread,
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shadowColor: echartsColor.thread, //设置阴影的颜色
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},
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symbol: ["none", "arrow"],
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},
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},
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dataZoom: yan.EchartObject.dataZoom,
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series: [
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{
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name: "污染值",
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barMaxWidth: yan.EchartObject.barMaxWidth,
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type: "bar",
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label: {
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normal: {
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show: false,
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position: "top",
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},
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},
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itemStyle: {
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normal: {
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// 随机显示
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//color:function(d){return "#"+Math.floor(Math.random()*(256*256*256-1)).toString(16);}
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// 定制显示（按顺序）
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color: function (params) {
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if (params.value >2) {
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return new echarts.graphic.LinearGradient(
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0,
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1,
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0,
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0,
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[
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{
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offset: 1,
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color: yan.ColorObject.zdContaminated,
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},
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],
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false
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);
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} else if (1.6< params.value && params.value <= 2) {
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return new echarts.graphic.LinearGradient(
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0,
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1,
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0,
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0,
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[
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{
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offset: 1,
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color: yan.ColorObject.centerContaminated,
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},
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],
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false
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);
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} else if (1.2< params.value && params.value <= 1.6) {
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return new echarts.graphic.LinearGradient(
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0,
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1,
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0,
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0,
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[
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{
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offset: 1,
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color: yan.ColorObject.qdContaminated,
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},
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],
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false
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);
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} else if (1< params.value && params.value <=1.2) {
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return new echarts.graphic.LinearGradient(
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0,
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1,
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0,
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0,
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[
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{
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offset: 1,
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color: yan.ColorObject.qwContaminated,
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},
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],
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false
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);
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} else if (
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0 < params.value &&
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params.value <=1 && params.value >= 0 &&
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params.value !== 0.05
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) {
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return new echarts.graphic.LinearGradient(
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0,
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1,
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0,
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0,
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[
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{
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offset: 1,
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color: yan.ColorObject.noContaminated,
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},
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],
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false
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);
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} else if (params.value == 0.05) {
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return new echarts.graphic.LinearGradient(
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0,
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1,
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0,
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0,
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[
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{
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offset: 1,
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color: "#999999",
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},
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],
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false
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);
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}
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},
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},
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},
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markLine: {
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silent: false,
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symbol: "circle",
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lineStyle: {
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color: "red",
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width: 1,
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},
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emphasis: {
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lineStyle: {
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width: 1,
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},
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},
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data: [
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{
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name: "",
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yAxis: 1,
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lineStyle: {
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color: yan.ColorObject.noContaminated,
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},
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label: {
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//position: "middle",
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formatter: "{b}",
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textStyle: {
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color: yan.ColorObject.noContaminated,
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},
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},
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},
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{
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name: "",
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yAxis: 1.2,
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lineStyle: {
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color: yan.ColorObject.qwContaminated,
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},
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label: {
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// position: "middle",
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formatter: "{b}",
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textStyle: {
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color: yan.ColorObject.qwContaminated,
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},
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},
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},
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{
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name: "",
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yAxis: 1.4,
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lineStyle: {
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color: yan.ColorObject.qdContaminated,
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},
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label: {
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// position: "middle",
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formatter: "{b}",
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textStyle: {
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color: yan.ColorObject.qdContaminated,
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},
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},
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},
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{
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name: "",
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yAxis: 1.6,
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lineStyle: {
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color: yan.ColorObject.centerContaminated,
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},
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label: {
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// position: "middle",
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formatter: "{b}",
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textStyle: {
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color: yan.ColorObject.centerContaminated,
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},
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},
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},
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{
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name: "",
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yAxis: 2,
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lineStyle: {
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color: yan.ColorObject.zdContaminated,
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},
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label: {
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// position: "middle",
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formatter: "{b}",
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textStyle: {
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color: yan.ColorObject.zdContaminated,
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},
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},
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},
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],
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},
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data: this.ydata,
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},
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],
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};
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myChartes.setOption(option)
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window.echartsArr.push(myChartes);
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// setTimeout(() => {
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// myChartes.resize();
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// }, 100);
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let _this = this;
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_this.$erd.listenTo(_this.$refs.wqd, (element) => {
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_this.$nextTick(() => {
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domID1.style.width= document.getElementById("wqq").offsetWidth - 0+'px'
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myChartes.resize();
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});
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});
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window.onresize = function () {
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myChartes.resize();
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};
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// setInterval(()=>{
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// myChartes.resize()
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// },100)
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},
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},
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};
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</script>
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