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| <script setup>
| import {onMounted, ref} from 'vue'
| import * as echarts from 'echarts/core';
| import {getFlowPointList} from "@/api/screen/index.js";
| import {getFlowDate} from "@/api/screen/ecology/index.js";
|
| const cascaderOption = { label: 'pointName', value: 'id', children: 'childrenList', checkStrictly: true, expandTrigger: 'hover', emitPath: false }; //级联选择器配置
| const typeOption = ref([])
| const pointId = ref()
| const timeType = ref(2)
| const ssChartRef = ref(); //瞬时图表
| const ljChartRef = ref(); //累计图表
| let ssCharts = null;
| let ljCharts = null;
| const tongjiData = ref([])
|
| const selectOption = ref([
| {label: '本年', value: 6},
| {label: '本季', value: 5},
| {label: '本月', value: 4},
| {label: '本周', value: 3},
| {label: '本日', value: 2},
| ])
|
| // 获取折线图配置
| const getLineOption = (data, startColor, endColor) => {
| let xdata = [];
| let sdata = [];
| data.forEach(item => {
| xdata.push(item.dateTime)
| sdata.push(item.newFlow)
| })
| return {
| tooltip: {
| trigger: 'axis',
| },
| grid: {
| left: 60,
| right: 20,
| },
| xAxis: {
| type: 'category',
| boundaryGap: false,
| data: xdata,
| axisLabel: {
| color: '#fff',
| fontSize: '1.2rem',
| rotate: -15,
| },
| },
| yAxis: {
| type: 'value',
| name: 'm³/s',
| nameTextStyle: {
| color: '#fff',
| fontSize: '1.2rem'
| },
| axisLabel: {
| color: '#fff',
| fontSize: '1.2rem'
| }
| },
| series: [
| {
| data: sdata,
| type: 'line',
| areaStyle: {
| color: {
| type: 'linear',
| x: 0,
| y: 0,
| x2: 0,
| y2: 1,
| colorStops: [{
| offset: 0, color: startColor // 0% 处的颜色
| }, {
| offset: 1, color: endColor // 100% 处的颜色
| }],
| global: false // 缺省为 false
| }
| }
| }
| ]
| }
| }
| // 获取柱状图配置
| const getBarOption = (data, color) => {
| let xdata = [];
| let sdata = [];
| data.forEach(item => {
| xdata.push(item.dateTime)
| sdata.push(item.totalFlow)
| })
| return {
| tooltip: {
| trigger: 'axis',
| },
| grid: {
| left: 60,
| right: 20,
| },
| xAxis: {
| type: 'category',
| data: xdata,
| axisLabel: {
| color: '#fff',
| fontSize: '1.2rem',
| rotate: -15,
| }
| },
| yAxis: {
| type: 'value',
| name: '10⁸m³',
| nameTextStyle: {
| color: '#fff',
| fontSize: '1.2rem'
| },
| axisLabel: {
| color: '#fff',
| fontSize: '1.2rem'
| }
| },
| series: [
| {
| data: sdata,
| type: 'bar',
| itemStyle: {
| color: color
| }
| }
| ]
| }
| }
|
| // 新扎口图表
| const updateLine = () => {
| const option = getLineOption(tongjiData.value, 'rgba(94,229,92,1)', 'rgba(94,229,92,0.2)')
| ssCharts.setOption(option)
| }
| const updateBar = () => {
| const option = getBarOption(tongjiData.value, 'rgba(94,229,92,1)')
| ljCharts.setOption(option)
| }
|
|
| // 获取监测点
| const getPoint = () => {
| getFlowPointList().then(res => {
| typeOption.value = res.data
| pointId.value = res.data[0]?.childrenList?.[0].id
| getFlowTongjiData()
| })
| }
|
| // 获取统计数据
| const getFlowTongjiData = () => {
| let params = {
| pointId: pointId.value,
| dataType: timeType.value
| }
| getFlowDate(params).then(res => {
| tongjiData.value = res.data
| updateCharts()
| })
| }
|
| // 初始化echarts
| const initCharts = () => {
| if (ssChartRef.value) {
| ssCharts = echarts.init(ssChartRef.value);
| }
| if (ljChartRef.value) {
| ljCharts = echarts.init(ljChartRef.value);
| }
| }
|
| // 更新echarts
| const updateCharts = () => {
| updateLine()
| updateBar()
| }
|
| onMounted(() => {
| initCharts()
| getPoint()
| })
| </script>
|
| <template>
| <div class="ecology">
| <div class="ecology-l item">
| <div class="item-t">
| <el-cascader size="large"
| v-model="pointId"
| :options="typeOption"
| :show-all-levels="false"
| :props="cascaderOption"
| clearable
| style="width: 30rem; marginRight:10rem"
| @change="getFlowTongjiData"
| />
| <el-select
| v-model="timeType"
| class="m-2"
| placeholder="请选择筛选时间"
| size="large"
| style="width: 20rem"
| @change="getFlowTongjiData"
| >
| <el-option
| v-for="item in selectOption"
| :key="item.value"
| :label="item.label"
| :value="item.value"
| />
| </el-select>
| </div>
| <div class="charts-t">瞬时流量分析</div>
| <div class="item-chart-ss" ref="ssChartRef"></div>
| <div class="charts-t">累计流量分析</div>
| <div class="item-chart-lj" ref="ljChartRef"></div>
| </div>
| </div>
| </template>
|
| <style scoped lang="scss">
| .ecology {
| height: 100%;
| background: linear-gradient(180deg, #91BDDB 0%, rgba(102, 102, 102, 0.5) 100%);
| display: flex;
| justify-content: center;
| align-items: center;
| gap: 30px;
|
| .item {
| width: 95%;
| height: 96%;
| padding: 1rem 20rem;
| background: rgba(23, 108, 229, 0.3);
| border: 1px solid #176CE5;
| border-radius: 8px;
| .item-t {
| height: 5%;
| display: flex;
| align-items: center;
| }
| .charts-t{
| font-size: 1.5rem;
| color: #fff;
| text-align: right;
| }
| .item-chart-ss {
| height: 44%;
| }
|
| .item-chart-lj {
| height: 44%
| }
| }
| }
| </style>
|
|
