TransFlow/src/components/chart/lineChart.vue

302 lines
10 KiB
Vue

<template>
<div style="width: 100%;margin-top: 5px;">
<div class="tableTitle">
<div>
<span
style="width: 10px;height:10px;border-radius: 50%;background-color: #3297ff;display: inline-block;vertical-align: middle;margin-right: 8px;"
></span>
<span style="font-size:18px;">{{this.componentName + '-' + this.chartName + '-' + '曲线图'+'-'+status, }}</span>
</div>
</div>
<div id="lineChart" ref="lineChart" style="width: 100%; height: 300px"></div>
</div>
</template>
<script>
export default {
name: 'lineChart', //折线图组件
props: {
list: {
type: Array,
default() {
return [];
}
},
pageType: {
type: String
},
title: {
type: String
},
// 时间模式
status: {
type: String
},
// 组件名称
componentName: {
type: String
},
chartName: {
type: String
},
// 单个数据接收
typeValue: {
type: Object,
default() {
return {};
}
}
},
data() {
return {
xData: [],
yData: [],
yData1: [],
yData2: [],
yData3: [],
arrN: [],
// series: []
// triggerType:'触发时刻'
myChart: null,
tooltip: {
show: true
},
series: []
};
},
created() {
// console.log( this.componentName + '-' + this.chartName + '-' + '曲线图','40');
},
methods: {
drawLine() {
let myChart = this.$echarts.getInstanceByDom(this.$refs.lineChart);
if (myChart == null) {
myChart = this.$echarts.init(this.$refs.lineChart);
}
let option = {
// title: {
// show: true,
// text: this.componentName + '-' + this.chartName + '-' + '曲线图',
// textStyle: {
// lineHeight: '30'
// }
// },
legend: {},
grid: {
left: '2%',
right: '4%',
bottom: '10%',
top: '20%',
containLabel: true
},
tooltip: this.tooltip,
xAxis: [
{
type: 'category',
axisLine: {
show: true,
lineStyle: {
color: '#eeebeb',
type: 'dashed'
}
},
axisTick: {
show: false
},
axisLabel: {
color: '#6c6c6c'
},
splitLine: {
show: false
},
boundaryGap: ['5%', '5%'],
data: this.xData
}
],
yAxis: [
{
type: 'value',
axisLabel: {
color: '#6c6c6c'
},
splitLine: {
lineStyle: {
color: '#eeebeb',
type: 'dashed'
}
},
axisLine: {
show: false
},
axisTick: {
show: false
}
}
],
series: this.series
};
myChart.setOption(option);
// window.onresize = () => { // 根据窗口大小变化图表自适应
// myChart.resize();
// };
window.addEventListener('resize', function() {
myChart.resize();
});
}
},
mounted() {
// this.drawLine();
},
watch: {
list: {
handler(newVal) {
if (newVal ) {
// x轴的数据
this.xData = newVal.map(val => {
return val.time;
});
this.series = [
{
name: '',
type: 'line',
symbolSize: 6,
smooth: true,
itemStyle: {
color: '#fb864b',
borderColor: '#fb864b'
// borderWidth: 2
},
data: []
}
];
// 区域组件触发y轴展示
if (this.title == '类型') {
this.tooltip = {
formatter: '{a} {b}:{c}个',
show: true,
confine: true
};
this.series[0].name = '总量';
// 映射出类型数组
let arr = newVal.map(function(ele) {
if (ele.type_data != null) {
return ele.type_data;
}
});
var mapN = [];
for (var t = 0; t < arr.length; t++) {
for (var i = 0; i < arr[t].length; i++) {
mapN.push(arr[t][i]);
}
}
var lineArr = [];
// 遍历需要多少条类型折线
if (this.typeValue) {
console.log("this.typeValue.type_data",this.typeValue.type_data)
if (this.typeValue.type_data!=undefined) {
this.typeValue.type_data.forEach(ele => {
lineArr.push({
name: ele.name,
type: 'line',
data: [],
smooth: true
});
});
}
}
// 筛选类型的数量
mapN.forEach(ele => {
if (ele.name == '机动车') {
lineArr[0].data.push(ele.quantity);
} else if (ele.name == '非机动车') {
lineArr[1].data.push(ele.quantity);
} else {
lineArr[2].data.push(ele.quantity);
}
});
for (let j = 0; j < lineArr.length; j++) {
this.series.push(lineArr[j]);
}
// 总和数量
let mapNR1 = [];
newVal.map(function(ele) {
if (ele.type_data != null) {
var sum = ele.type_data.reduce(function(prev, cur) {
return cur.quantity + prev;
}, 0);
mapNR1.push(sum);
}
});
// console.log("mapNR1", mapNR1)
this.series[0].data = mapNR1;
} else if (this.title == '速度') {
this.tooltip = {
formatter: '{a} {b}:{c}km/h',
show: true,
confine: true
};
// console.log("newVal",newVal)
this.series[0].data = newVal.map(val => {
return val.speed;
});
} else if (this.title == '流量') {
this.tooltip = {
formatter: '{a} {b}:{c}辆',
show: true,
confine: true
};
this.series[0].data = newVal.map(ele => {
return ele.in_flow + ele.out_flow;
});
} else if (this.title == '车头时距') {
console.log("车头时距",newVal)
this.tooltip = {
formatter: '{a} {b}:{c}/s',
show: true,
confine: true
};
this.series[0].data = newVal.map(val => {
return val.headway;
});
} else if (this.title == '排队数') {
this.series[0].data = newVal.map(val => {
return val.n_queue;
});
} else if (this.title == '检测数') {
this.series[0].data = newVal.map(val => {
return val.n_stay;
});
} else if (this.title == '延误') {
this.series[0].data = newVal.map(val => {
return val.ave_delay;
});
} else if (this.title == '拥堵') {
this.series[0].data = newVal.map(val => {});
}
if (this.$refs.lineChart) {
this.$nextTick(() => {
this.drawLine();
});
}
}
},
immediate: true
},
}
};
</script>
<style scoped>
.tableTitle {
background: #f7f8fa;
margin-bottom: 5px;
padding: 8px;
}
</style>