效果图：
vis组件库：vis.js
vis-network中文文档：vis-network
安装组件库：
npm install vis-network vue-vis-network
或
yarn add vis-network vue-vis-network
新建RelationGraph.vue文件：
页面使用：
import RelationGraph from './RelationGraph.vue';
export default {
components: {
RelationGraph,
},
data() {
return {
nodes: [{
id: 0,
label: "大前端",
color: {
background: "#fd91b7"
},
},
{
id: 1,
label: "HTML",
color: {
background: "#7ed6df"
},
},
{
id: 2,
label: "JavaScript",
color: {
background: "#d294e2"
},
},
{
id: 3,
label: "CSS",
color: {
background: "#ffb300"
},
}
],
edges: [{
id: "e1",
from: 0,
to: 1,
label: "含"
},
{
id: "e2",
from: 1,
to: 0,
label: "嵌"
},
{
id: "e3",
from: 0,
to: 2,
label: "step1"
},
{
id: "e4",
from: 0,
to: 3,
label: "step1"
},
],
graphOptions: {
autoResize: true, //网络将自动检测其容器的大小调整，并相应地重绘自身
locale: "cn", //语言设置：工具栏显示中文
//设置语言
locales: {
cn: {
//工具栏中文翻译
edit: "编辑",
del: "删除当前节点或关系",
back: "返回",
addNode: "添加节点",
addEdge: "添加连线",
editNode: "编辑节点",
editEdge: "编辑连线",
addDescription: "点击空白处可添加节点",
edgeDescription: "点击某个节点拖拽连线可连接另一个节点",
editEdgeDescription: "可拖拽连线改变关系",
createEdgeError: "无法将边连接到集群",
deleteClusterError: "无法删除集群.",
editClusterError: "无法编辑群集'",
},
},
// 设置节点样式
nodes: {
shape: "dot", //节点的外观。为circle时label显示在节点内，为dot时label显示在节点下方
size: 30, //节点的大小，
shadow: false, //如果为true，则节点使用默认设置投射阴影。
font: {
//字体配置
size: 18,
color: "rgb(117, 218, 167)",
align: "center",
},
color: {
border: "transparent", //节点边框颜色
background: "#ffc7c7", //节点背景颜色
highlight: {
//节点选中时状态颜色
border: "rgb(255, 0, 0)",
background: "rgb(255, 0, 0)",
},
hover: {
//节点鼠标滑过时状态颜色
border: "#dff9fb",
background: "#88dab1",
},
},
margin: 5, //当形状设置为box、circle、database、icon、text；label的边距
widthConstraint: 100, //设置数字，将节点的最小和最大宽度设为该值,当值设为很小的时候，label会换行，节点会保持一个最小值，里边的内容会换行
borderWidth: 1, //节点边框宽度，单位为px
borderWidthSelected: 3, //节点被选中时边框的宽度，单位为px
labelHighlightBold: false, //确定选择节点时标签是否变为粗体
},
// 边线配置
edges: {
width: 1,
length: 200,
color: {
color: "#848499",
highlight: "rgb(255, 85, 0)",
hover: "#88dab1",
inherit: "from",
opacity: 1.0,
},
font: {
color: "#343434",
size: 18, // px
face: "arial",
background: "none",
strokeWidth: 2, // px
strokeColor: "#ffffff",
align: "horizontal",
multi: false,
vadjust: 0,
bold: {
color: "#343434",
size: 14, // px
face: "arial",
vadjust: 0,
mod: "bold",
},
ital: {
color: "#343434",
size: 14, // px
face: "arial",
vadjust: 0,
mod: "italic",
},
boldital: {
color: "#343434",
size: 14, // px
face: "arial",
vadjust: 0,
mod: "bold italic",
},
mono: {
color: "#343434",
size: 15, // px
face: "courier new",
vadjust: 2,
mod: "",
},
},
shadow: false,
smooth: {
//设置两个节点之前的连线的状态
enabled: true, //默认是true，设置为false之后，两个节点之前的连线始终为直线，不会出现贝塞尔曲线
},
arrows: {
to: true, //默认是false
}, //箭头指向to
},
// 布局
layout: {
randomSeed: 2, //配置每次生成的节点位置都一样，参数为数字1、2等
},
//计算节点之前斥力，进行自动排列的属性
physics: {
enabled: true, //默认是true，设置为false后，节点将不会自动改变，拖动谁谁动。不影响其他的节点
barnesHut: {
gravitationalConstant: -4000,
centralGravity: 0.3,
springLength: 120,
springConstant: 0.04,
damping: 0.09,
avoidOverlap: 0,
},
},
},
}
},
}
