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2024-04-07 15:30:59 +08:00
commit 67bfb9981a
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import * as echarts from "echarts";
function getStartTime(timestamp) {
return new Date(new Date(timestamp).toLocaleDateString()).getTime();
}
function renderItem(params, api) {
var categoryIndex = api.value(0);
var start = api.coord([api.value(1), categoryIndex]);
var end = api.coord([api.value(2), categoryIndex]);
var height = api.size([0, 1])[1] * 2;
var rectShape = echarts.graphic.clipRectByRect(
{
x: start[0],
y: start[1] - height / 2,
width: end[0] - start[0],
height: height,
},
{
x: params.coordSys.x,
y: params.coordSys.y - 16,
width: params.coordSys.width,
height: params.coordSys.height,
}
);
return (
rectShape && {
type: "rect",
transition: ["shape"],
shape: rectShape,
style: api.style(),
}
);
}
function getTodayStart(today) {
const [y, m, d] = [today.getFullYear(), today.getMonth(), today.getDate()];
// debugger;
return new Date(y, m, d).getTime();
}
/** 颜色配置 */
const types = [
{ name: "运行", color: "#288AFF" },
{ name: "故障", color: "#FC9C91" },
{ name: "计划停机", color: "#FFDC94" },
{ name: "空白", color: "#F2F4F9" },
];
export default class GanttGraph {
// tooltip - 基本是固定的
tooltip = {
trigger: "item",
axisPointer: {
type: "none",
},
formatter: (params) => {
// debugger;
return `
<div style="display: flex; flex-direction: column;">
<span>${new Date(
params.value[1]
).toLocaleTimeString()} ~ ${new Date(
params.value[2]
).toLocaleTimeString()}</span>
<div style="display: flex; align-items: center; justify-content: space-between;">
<div style="display: flex; align-items: center;">
<span class="icon" style="width: 8px; height: 8px; border-radius: 2px; background: ${
params.color
}"></span>
<span class="eq-name" style="margin-left: 4px;">${
params.seriesName
}</span>
</div>
<span class="run-status" style="margin-left: 8px; opacity: 0.6">${
params.name
}</span>
</div>
`;
},
};
grid = [];
xAxis = [];
yAxis = [];
series = [];
constructor(el, startTime) {
this.el = el;
this.gridIndex = -1;
this.currentGraphIndex = -2;
this.startTime = new Date(startTime);
// this.startTime = new Date(new Date('2023/10/8').toLocaleDateString());
// console.log('<> Gantt Created', this.startTime);
}
// 构造一个新的 grid
makeGrid() {
this.gridIndex++;
return {
id: "GRID_" + this.gridIndex,
// top: 12 + 128 * this.gridIndex,
top: 12 + 104 * this.gridIndex,
right: 48,
left: 183,
height: 56,
};
}
// 构造一个 xAxis
makeXaxis() {
const [id1, id2] = ["" + Math.random(), "" + Math.random()];
return [
{
id: id1,
gridIndex: this.gridIndex,
axisTick: {
alignWithLabel: true,
inside: true,
},
type: "time",
min: getTodayStart(this.startTime),
max: getStartTime(this.startTime.getTime() + 3600 * 24 * 1000),
splitNumber: 10,
axisLabel: {
margin: 12,
formatter: function (val) {
return new Date(val)
.toLocaleTimeString()
.split(":")
.slice(0, 2)
.join(":");
},
},
axisLine: {
lineStyle: {
color: "#0005",
},
},
boundaryGap: false,
// data: getXaxisRange(getTodayStart(new Date())),
},
{
id: id2,
gridIndex: this.gridIndex,
axisLabel: { show: false },
axisLine: { show: false },
},
];
}
// 构造一个 yAxis
makeYaxis(equipmentName) {
const [id1, id2] = ["" + Math.random(), "" + Math.random()];
return [
// 主y轴
{
id: id1,
gridIndex: this.gridIndex,
type: "value",
splitLine: { show: false },
name: equipmentName,
nameLocation: "center",
nameGap: 14,
nameRotate: 0,
nameTextStyle: {
fontSize: 16,
color: "#000A",
},
axisLine: {
show: true,
lineStyle: {
color: "#0005",
},
},
axisLabel: { show: false },
axisTick: { show: false },
},
// 辅y轴
{
id: id2,
gridIndex: this.gridIndex,
type: "value",
splitLine: { show: false },
axisLine: {
show: true,
lineStyle: {
color: "#0005",
},
},
axisLabel: { show: false },
axisTick: { show: false },
},
];
}
// 构造一个 series
makeSeries({ equipmentName, arr }) {
this.currentGraphIndex += 2;
const bgStartTime = this.startTime.getTime();
const bgEndTime = bgStartTime + 3600 * 24 * 1000;
return [
// 沉默的背景
{
xAxisIndex: this.currentGraphIndex,
yAxisIndex: this.currentGraphIndex,
type: "custom",
renderItem: renderItem,
silent: true,
itemStyle: {
opacity: 0.8,
},
encode: {
x: [1, 2],
y: 0,
},
data: [
{
name: "无数据",
value: [0, bgStartTime, bgEndTime, 0],
tooltip: { show: false },
itemStyle: {
color: "#F2F4F9",
opacity: 0.3,
},
},
],
},
{
name: equipmentName,
xAxisIndex: this.currentGraphIndex,
yAxisIndex: this.currentGraphIndex,
type: "custom",
renderItem: renderItem,
itemStyle: {
opacity: 0.8,
},
encode: {
x: [1, 2],
y: 0,
},
data: arr.map((item) => ({
name: ["运行", "故障", "计划停机"][item.status],
value: [
0,
item.startTime,
item.startTime + item.duration * 60 * 1000,
0,
],
itemStyle: {
color: types[item.status].color,
},
})),
},
];
}
init(data) {
if (!this.el) throw new Error("没有可供echarts初始化的容器");
if (typeof this.el == "string") {
this.el = document.querySelector(this.el);
}
this.chart = echarts.init(this.el);
this.handleProps(data);
setTimeout(() => {
this.chart.setOption(this.option);
}, 200);
}
update(data) {
this.clear();
this.init(data);
}
resize() {
this.chart.resize();
}
get option() {
return {
tooltip: this.tooltip,
grid: this.grid,
xAxis: this.xAxis,
yAxis: this.yAxis,
series: this.series,
};
}
// 每次 graphList 刷新都会重新渲染整个所有图表
// 可以改进的地方:添加一个 handleAdd() 方法,一次添加一个新的
handleProps(props) {
// props 是父组件的 graphList
console.log("props: ", props);
props.forEach((eqArr) => {
this.grid.push(this.makeGrid());
this.xAxis.push(...this.makeXaxis());
this.yAxis.push(...this.makeYaxis(eqArr.key));
this.series.push(
...this.makeSeries({ equipmentName: eqArr.key, arr: eqArr })
);
});
}
clear() {
this.grid = [];
this.xAxis = [];
this.yAxis = [];
this.series = [];
this.currentGraphIndex = -2;
this.gridIndex = -1;
this.chart.dispose();
}
// print option
print() {
console.log(JSON.stringify(this.option, null, 2));
}
}

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<!--
filename: index.vue
author: liubin
date: 2023-09-04 09:34:52
description: 设备状态时序图
-->
<template>
<el-row
style="
flex: 1;
margin-bottom: 12px;
background: #fff;
padding: 16px 16px 32px;
border-radius: 8px;
display: flex;
flex-direction: column;
"
>
<el-row :gutter="20">
<el-col :span="6">
<div class="blue-title">设备状态时序图</div>
</el-col>
<el-col :span="18" class="legend-row">
<div class="legend">
<div class="icon running"></div>
<div>运行中</div>
</div>
<div class="legend">
<div class="icon fault"></div>
<div>故障</div>
</div>
<div class="legend">
<div class="icon stop"></div>
<div>计划停机</div>
</div>
</el-col>
</el-row>
<div
class="main-area"
style="flex: 1; display: flex; flex-direction: column; position: relative"
>
<div
class="graphs"
v-show="graphList.length"
id="status-chart"
style="height: 1px; flex: 1"
></div>
<h2 v-if="!graphList || graphList.length == 0" class="no-data-bg"></h2>
</div>
</el-row>
</template>
<script>
import Gantt from "./chart";
export default {
name: "TimeseriesGraph",
props: {
graphList: {
type: Array,
required: true,
validator: (val) => Array.isArray(val),
},
},
data() {
return {
chart: null,
existingEquipments: [],
eqList: [],
startTime: 1711987200000,
gantt: null,
};
},
watch: {
graphList: {
handler(val) {
// TODO: delete this line
this.startTime = new Date(val[0][0].startTime).setHours(0,0,0,0);
// end TODO
if (val && val.length) {
this.$nextTick(() => {
if (!this.gantt) {
this.gantt = new Gantt("#status-chart", this.startTime);
this.gantt.init(
val.map((item) => {
item.key = item[0].equipmentName;
return item;
})
);
return;
}
this.gantt.update(
val.map((item) => {
item.key = item[0].equipmentName;
return item;
})
);
});
}
return;
},
deep: true,
immediate: true,
},
},
methods: {
findMin() {
let min = 0;
this.graphList.forEach((arr) => {
arr.forEach((item) => {
if (min < item.startTime) min = item.startTime;
});
});
return min;
},
/** 对象到数组的转换 */
objectToArray(obj) {
return Object.keys(obj).map((key) => {
obj[key].sort((a, b) => a.startTime - b.startTime);
obj[key].key = key;
return obj[key];
});
},
async getList() {
const { code, data } = await this.$axios({
url: "/monitoring/equipment-monitor/status-series",
method: "get",
params: this.queryParams,
});
if (code == 0) {
this.existingEquipments = Object.values(data).map(
(eq) => eq[0].equipmentId
);
// this.graphList = this.objectToArray(data);
this.graphList = this.demo.map((item) => {
item.key = item[0].equipmentName;
return item;
});
}
},
/** 准备设备数据 */
async initEquipment() {
const { code, data } = await this.$axios({
url: "/base/core-equipment/listAll",
method: "get",
});
if (code == 0) {
this.eqList = data.map((item) => {
return {
name: item.name,
id: item.id,
};
});
}
},
},
};
</script>
<style scoped lang="scss">
.graph {
position: relative;
display: flex;
}
.graph-title {
padding: 0 12px;
font-size: 14px;
line-height: 1;
}
.graph-content {
display: flex;
flex: 1;
padding: 22px 12px;
border: 1px solid #ccc;
border-bottom-width: 2px;
border-top: none;
position: relative;
}
.graph-content::after,
.graph-content::before {
content: "";
position: absolute;
width: 3px;
height: 80%;
background: #fff;
right: -1px;
top: 0;
}
.graph-content::before {
right: unset;
left: -1px;
}
.graph-item,
.graph-item-fixed {
flex: 1;
position: relative;
}
.graph-item-fixed {
flex: unset;
}
.graph-item::before,
.graph-item-fixed::before {
position: absolute;
bottom: -16px;
left: 0;
content: attr(data-time);
color: #777;
transform-origin: left top;
transform: rotate(12deg);
}
.graph-item-fixed::after,
.graph-item::after {
content: "";
position: absolute;
left: 0;
bottom: -3px;
display: inline-block;
}
.graph-item.tick::after,
.graph-item-fixed.tick::after {
width: 1px;
height: 6px;
border-left: 1px solid #777;
}
.running {
background-color: #288aff;
}
.waiting {
background-color: #5ad8a6;
}
.fault {
background-color: #fc9c91;
}
.full {
background-color: #598fff;
}
.lack {
background-color: #7585a2;
}
.stop {
background-color: #ffdc94;
}
.legend-row {
margin: 6px 0;
padding-right: 12px;
display: flex;
justify-content: flex-end;
> .legend:not(:last-child) {
margin-right: 12px;
}
.legend {
display: flex;
align-items: center;
}
.icon {
width: 8px;
height: 8px;
border-radius: 2px;
margin-right: 4px;
margin-top: 1px;
}
}
.blue-title {
position: relative;
padding: 4px 0;
padding-left: 12px;
font-size: 14px;
color: #606266;
font-weight: 700;
margin-bottom: 12px;
&::before {
content: "";
position: absolute;
left: 0;
top: 6px;
height: 16px;
width: 4px;
border-radius: 1px;
background: #0b58ff;
}
}
.echarts__status-chart {
background: #ccc;
}
.echarts__status-chart > div {
height: 100% !important;
width: 100% !important;
}
</style>