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| <template>
| <div>
| <Echart
| :id="id"
| ref="barChart"
| :options="options"
| :height="height"
| :width="width"
| @click="mapClick"
| ></Echart>
| </div>
| </template>
|
| <script>
| import Echart from "@/common/echart";
|
| export default {
| name: "mapechart",
| props: {
| id: {
| type: String,
| default: "barChart2",
| },
| width: {
| type: String,
| default: "100%",
| },
| height: {
| type: String,
| default: "100px",
| },
| cdata: {
| type: Array,
| default: () => [],
| },
| },
| data() {
| return {
| options: {},
| };
| },
| components: {
| Echart,
| },
| watch: {
| cdata: {
| handler(newData) {
| this.resetOption(newData);
| },
| immediate: true,
| deep: true,
| },
| },
| methods: {
| mapClick(data) {
| this.$emit("click", data);
| },
|
| resetOption(newData) {
| let xData = newData.map((item) => item.name);
| this.options = {
| tooltip: {
| trigger: "axis",
| axisPointer: {
| type: "shadow",
| },
| },
| legend: {},
| grid: {
| left: "6%",
| right: "4%",
| bottom: "3%",
| containLabel: true,
| },
| xAxis: {
| type: "category",
| data: xData,
| axisLabel: {
| interval: 0,
| color: "#fff",
| fontSize:10,
| //rotate:-40
| formatter: function (value) {
| var ret = ""; //拼接加\n返回的类目项
| var maxLength = 2; //每项显示文字个数
| var valLength = value.length; //X轴类目项的文字个数
| var rowN = Math.ceil(valLength / maxLength); //类目项需要换行的行数
| if (rowN > 1) {
| //如果类目项的文字大于3,
| for (var i = 0; i < rowN; i++) {
| var temp = ""; //每次截取的字符串
| var start = i * maxLength; //开始截取的位置
| var end = start + maxLength; //结束截取的位置
| //这里也可以加一个是否是最后一行的判断，但是不加也没有影响，那就不加吧
| temp = value.substring(start, end) + "\n";
| ret += temp; //凭借最终的字符串
| }
| return ret;
| } else {
| return value;
| }
| },
| },
| },
| yAxis: {
| type: "value",
| axisLine: {
| show: true,
| Symbol: ["none", "arrow"],
| SymbolSize: [6, 6],
| symbolOffset: [0, 7],
| lineStyle: {
| color: "#ccc",
| width: 1,
| type: "solid",
| },
| },
| minInterval: 1,
| splitLine: {
| show: false,
| lineStyle: {
| color: "#fff",
| },
| },
| axisLabel: {
| color: "#fff",
| },
| max: function (value) {
| return value;
| },
| },
| animationDurationUpdate: 1000,
| series: [
| {
| name: "移植医院获取的器官总数",
| type: "bar",
| data: newData.map((item) => item.value),
| universalTransition: true,
| itemStyle: {
| normal: {
| label: {
| show: true, //开启显示
| position: "top", //在上方显示
| textStyle: {
| //数值样式
| color: "#fff",
| },
| },
| },
| },
| },
| ],
| };
| },
| // 开启定时器
| startInterval() {
| const _self = this;
| // 应通过接口获取配置时间，暂时写死5s
| const time = 2000;
| if (this.intervalId !== null) {
| clearInterval(this.intervalId);
| }
| this.intervalId = setInterval(() => {
| _self.reSelectMapRandomArea();
| }, time);
| },
| // 重新随机选中地图区域
| reSelectMapRandomArea() {
| const length = 9;
| this.$nextTick(() => {
| const map = this.$refs.mapChart.chart;
| let index = Math.floor(Math.random() * length);
| while (index === this.preSelectMapIndex || index >= length) {
| index = Math.floor(Math.random() * length);
| }
| map.dispatchAction({
| type: "mapUnSelect",
| seriesIndex: 0,
| dataIndex: this.preSelectMapIndex,
| });
| map.dispatchAction({
| type: "showTip",
| seriesIndex: 0,
| dataIndex: index,
| });
| map.dispatchAction({
| type: "mapSelect",
| seriesIndex: 0,
| dataIndex: index,
| });
| this.preSelectMapIndex = index;
| });
| },
| handleMapRandomSelect() {
| this.$nextTick(() => {
| const map = this.$refs.mapChart.chart;
| const _self = this;
| setTimeout(() => {
| _self.reSelectMapRandomArea();
| }, 0);
| // 移入区域，清除定时器、取消之前选中并选中当前
| map.on("mouseover", function (params) {
| clearInterval(_self.intervalId);
| map.dispatchAction({
| type: "mapUnSelect",
| seriesIndex: 0,
| dataIndex: _self.preSelectMapIndex,
| });
| map.dispatchAction({
| type: "mapSelect",
| seriesIndex: 0,
| dataIndex: params.dataIndex,
| });
| _self.preSelectMapIndex = params.dataIndex;
| });
| // 移出区域重新随机选中地图区域，并开启定时器
| map.on("globalout", function () {
| _self.reSelectMapRandomArea();
| _self.startInterval();
| });
| this.startInterval();
| });
| },
| },
| };
| </script>
|
|
