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| <template>
| <div class="e-chart-root">
| <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";
| //引入图库
| import "echarts/lib/chart/pie";
| //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";
|
| import "echarts/lib/component/angleAxis";
|
| import "echarts/lib/component/polar";
|
| //markeline
| import "echarts/lib/component/markLine";
|
| // 引入自定义主题
| import "./theme/transparent";
|
| export default {
| name: "CirclePieChart",
| props: {
| id: {
| type: String,
| required: true,
| },
| unit: {
| type: String,
| default: "",
| },
| value: {
| type: Number,
| default: 0,
| },
| max: {
| type: Number,
| default: 100,
| },
| color: {
| type: String,
| default: "#38fb6e",
| },
| resColor: {
| type: String,
| default: "#2C5774",
| },
| fontColor: {
| type: String,
| default: "#fff",
| },
| name: {
| type: String,
| default: "",
| },
| full: {
| type: Boolean,
| default: false,
| },
| },
| watch: {
| value() {
| this.$nextTick(() => {
| this.setOption();
| });
| },
| },
| data() {
| return {
| fullScreenState: false,
| };
| },
| mounted() {
| // 基于准备好的dom，初始化echarts实例
| let chart = ECharts.init(this.$refs[this.id], "transparent");
| // 将图表添加到图表管理
| this.$G.chartManage.set(this.id, chart);
| // 设置配置项
| this.setOption();
| },
| methods: {
| getOption() {
| let value = this.value >= 0 ? this.value : -this.value;
| let max = this.max;
| let color = this.color;
| let resColor = this.resColor;
| let title = this.getTitle();
| let full = this.full ? ["80%", "100%"] : ["50%", "66%"];
| let option = {
| animation: false,
| title: title,
| tooltip: {
| show: false,
| },
| series: [
| {
| name: "circle",
| type: "pie",
| clockWise: true,
| radius: full,
| itemStyle: {
| normal: {
| label: {
| show: false,
| },
| labelLine: {
| show: false,
| },
| },
| },
| hoverAnimation: false,
| data: [
| {
| value: max < value ? max : value,
| name: "占比",
| itemStyle: {
| normal: {
| color: color,
| label: {
| show: false,
| },
| labelLine: {
| show: false,
| },
| },
| },
| },
| {
| name: "剩余",
| value: max < value ? 0 : max - value,
| itemStyle: {
| normal: {
| color: resColor,
| },
| },
| },
| ],
| },
| ],
| };
| return option;
| },
| setOption(opt) {
| let option = this.getOption();
| // 清理画布
| this.$G.chartManage.get(this.id).clear();
| // 设置配置项
| this.$G.chartManage.get(this.id).setOption(option);
| },
| getTitle() {
| let unit = this.unit;
| let value = this.value;
| let fontColor = this.fontColor;
| let name = this.name;
| let title = {
| text: value + unit,
| x: "center",
| y: "center",
| textStyle: {
| fontWeight: "normal",
| color: fontColor,
| fontSize: 16,
| },
| };
| // 若添加name
| if (name) {
| title = {
| text: ["{name|" + name + "}", "{value|" + value + unit + "}"].join(
| "\n"
| ),
| x: "center",
| y: "center",
| textStyle: {
| lineHeight: 22,
| formatter: [
| "{name|" + name + "}",
| "{value|" + value + unit + "}",
| ].join("\n"),
| rich: {
| name: {
| fontSize: 14,
| color: "#fff",
| marginBottom: 4,
| },
| value: {
| fontSize: 18,
| color: "#F3E804",
| },
| },
| },
| };
| }
| return title;
| },
| resize() {
| // 重置大小
| this.$G.chartManage.get(this.id).resize();
| },
| },
| };
| </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>
|
|
