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| <template>
| <div class="e-chart-root" @dblclick="fullScreen" :class="{'full-screen': fullScreenState}">
| <div class="e-chart-container">
| <div class="e-chart" :id="id" :ref="id"></div>
| </div>
| </div>
| </template>
|
| <script>
| // 引入 ECharts 主模块
| import ECharts from "echarts/lib/echarts";
| //引入仪表盘
| import "echarts/lib/chart/gauge";
| //引入提示框
| import "echarts/lib/component/tooltip";
| //引入标题
| import "echarts/lib/component/title";
| //引入图例标志
| import "echarts/lib/component/legend";
| //区域缩放
| import "echarts/lib/component/dataZoom";
|
| //markeline
| import "echarts/lib/component/markLine";
|
| // 引入自定义主题
| import "./theme/transparent";
|
| export default {
| name: "ArcMeterChart",
| props: ["id"],
| data() {
| return {
| fullScreenState: false,
| };
| },
| methods: {
| getOption(opt) {
| // 整体配置项
| let option = {
| series: this.getSeries(opt),
| };
| return option;
| },
| setOption(opt) {
| let option = this.getOption(opt);
| // 清理画布
| this.$G.chartManage.get(this.id).clear();
| // 设置配置项
| this.$G.chartManage.get(this.id).setOption(option);
| },
| getSeries(opt) {
| // 未配置series
| if (!opt) {
| return [];
| }
| // 设置配置项
| let series = [
| {
| name: "正常数",
| type: "gauge",
| center: ["50%", "62%"],
| radius: "90%",
| min: 0, //最小刻度
| max: opt.max, //最大刻度
| startAngle: 145,
| endAngle: 35,
| axisLine: {
| lineStyle: {
| color: [
| [
| opt.value / opt.max,
| new ECharts.graphic.LinearGradient(0, 0, 1, 0, [
| {
| offset: 0,
| color: "#fcd494",
| },
| {
| offset: 1,
| color: "#ff8335",
| },
| ]),
| ],
| [1, "#105678"],
| ],
| width: opt.width,
| },
| },
| axisLabel: {
| show: true,
| color: "#fff",
| distance: -45,
| formatter: function (v) {
| if (v + "" == "0") {
| return "0";
| } else if (v + "" == opt.max / 2 + "") {
| return opt.max / 2 + "";
| } else if (v + "" == opt.max + "") {
| return opt.max + "";
| }
| },
| },
| axisTick: {
| show: false,
| },
| splitLine: {
| show: false,
| },
| itemStyle: {
| show: false,
| },
| detail: {
| show: false,
| },
| data: [
| {
| value: opt.value,
| },
| ],
| pointer: {
| show: false,
| },
| },
| ];
| // 返回
| return series;
| },
| fullScreen() {
| this.fullScreenState = this.fullScreenState ? false : true;
| this.$nextTick(() => {
| // 重置大小
| this.$G.chartManage.get(this.id).resize();
| });
| },
| resize() {
| // 重置大小
| this.$G.chartManage.get(this.id).resize();
| },
| },
| mounted() {
| // 基于准备好的dom，初始化echarts实例
| let chart = ECharts.init(this.$refs[this.id], "transparent");
| // 将图表添加到图表管理
| this.$G.chartManage.set(this.id, chart);
| // 设置配置项
| this.setOption();
|
| // 根据功能屏蔽右键菜单
| if (this.rightMenu) {
| document.getElementById(this.id).oncontextmenu = function () {
| return false;
| };
| }
| },
| };
| </script>
|
| <style scoped>
| .e-chart-root,
| .e-chart-container,
| .e-chart {
| height: 100%;
| box-sizing: border-box;
| }
|
| .e-chart-root.full-screen .e-chart-container {
| position: fixed;
| top: 0;
| left: 0;
| right: 0;
| bottom: 0;
| background-size: 100% 100%;
| z-index: 9999;
| }
| </style>
|
|
