打包0.10.0

Feat：快捷键提示支持mac与修复富文本选择字体大小列表文字重叠bug

Dockerfile

@@ -0,0 +1,5 @@
+FROM nginx
+RUN mkdir /app
+COPY ./index.html /app/
+COPY ./dist /app/dist/
+COPY nginx.conf /etc/nginx/nginx.conf

README.md

@@ -11,19 +11,17 @@
 
 本项目包含两部分：
 
-1.一个 js 思维导图库，不依赖任何框架，你可以使用它来快速完成 Web 思维导图产品的开发。
+1.一个 js 思维导图库，不依赖任何框架，可以使用它来快速完成 Web 思维导图产品的开发。
 
 开发文档：[https://wanglin2.github.io/mind-map/#/doc/zh/](https://wanglin2.github.io/mind-map/#/doc/zh/)。
 
-2.一个 Web 思维导图，基于思维导图库、Vue2.x、ElementUI 开发，可以操作电脑本地文件，所以你可以直接把它当做一个在线版思维导图应用使用，如果觉得 github 的响应速度慢，你也可以部署到你的服务器上。
+2.一个 Web 思维导图，基于思维导图库、Vue2.x、ElementUI 开发，可以操作电脑本地文件，可以当做一个在线版思维导图应用使用，也可以自部署和二次开发。
 
 在线地址：[https://wanglin2.github.io/mind-map/](https://wanglin2.github.io/mind-map/)。
 
-另外也提供了客户端可供下载使用，支持`Windows`、`Mac`及`Linux`，下载地址：
+此外也提供了客户端可供下载使用，支持`Windows`、`Mac`及`Linux`，下载地址：
 
-Github：[releases](https://github.com/wanglin2/mind-map/releases)。
-
-百度云盘：[地址](https://pan.baidu.com/s/1huasEbKsGNH2Af68dvWiOg?pwd=3bp3)。
+Github：[releases](https://github.com/wanglin2/mind-map/releases)。百度云盘：[地址](https://pan.baidu.com/s/1huasEbKsGNH2Af68dvWiOg?pwd=3bp3)。
 
 > 客户端版本会落后于在线版本，尝试最新功能请优先使用在线版。
 
@@ -33,13 +31,26 @@ Github：[releases](https://github.com/wanglin2/mind-map/releases)。
 - [x] 支持逻辑结构图、思维导图、组织结构图、目录组织图、时间轴（横向、竖向）、鱼骨图等结构
 - [x] 内置多种主题，允许高度自定义样式，支持注册新主题
 - [x] 节点内容支持文本（普通文本、富文本）、图片、图标、超链接、备注、标签、概要、数学公式
-- [x] 节点支持拖拽（拖拽移动、自由调整）、多种节点形状，支持使用 DDM 完全自定义节点内容
+- [x] 节点支持拖拽（拖拽移动、自由调整）、多种节点形状；支持扩展节点内容、支持使用 DDM 完全自定义节点内容
 - [x] 支持画布拖动、缩放
 - [x] 支持鼠标按键拖动选择和 Ctrl+左键两种多选节点方式
-- [x] 支持导出为`json`、`png`、`svg`、`pdf`、`markdown`、`xmind`，支持从`json`、`xmind`、`markdown`导入
-- [x] 支持快捷键、前进后退、关联线、搜索替换、小地图、水印、滚动条
+- [x] 支持导出为`json`、`png`、`svg`、`pdf`、`markdown`、`xmind`、`txt`，支持从`json`、`xmind`、`markdown`导入
+- [x] 支持快捷键、前进后退、关联线、搜索替换、小地图、水印、滚动条、手绘风格、彩虹线条
 - [x] 提供丰富的配置，满足各种场景各种使用习惯
 - [x] 支持协同编辑
+- [x] 支持演示模式
+
+官方提供了如下插件，可根据需求按需引入（某个功能不生效大概率是因为你没有引入对应的插件），具体使用方式请查看文档：
+
+> RichText（节点富文本插件）、Select（鼠标多选节点插件）、Drag（节点拖拽插件）、AssociativeLine（关联线插件）、Export（导出插件）、KeyboardNavigation（键盘导航插件）、MiniMap（小地图插件）、Watermark（水印插件）、TouchEvent（移动端触摸事件支持插件）、NodeImgAdjust（拖拽调整节点图片大小插件）、Search（搜索插件）、Painter（节点格式刷插件）、Scrollbar（滚动条插件）、Formula（数学公式插件）、Cooperate（协同编辑插件）、RainbowLines（彩虹线条插件）、Demonstrate（演示模式插件）、HandDrawnLikeStyle（手绘风格插件）[收费]
+
+本项目不会实现的特性：
+
+> 1.自由节点，即多个根节点；
+>
+> 2.概要节点后面继续添加节点；
+>
+> 如果你需要以上特性，那么本库可能无法满足你的需求。
 
 # 安装
 
@@ -86,19 +97,25 @@ const mindMap = new MindMap({
 
 # License
 
-[MIT](./LICENSE)
-
-保留`mind-map`版权声明的情况下可随意商用。
+[MIT](./LICENSE)。保留`mind-map`版权声明的情况下可随意商用。如不想保留可联系作者。
 
 # 微信交流群
 
-群聊人数较多，无法通过二维码入群，可以微信添加`wanglinguanfang`拉你入群。
+群聊人数较多，无法通过二维码入群，可以微信添加`wanglinguanfang`拉你入群。思维导图相关问题皆可在群里提问，不必私聊作者。
+
+# star
+
+如果喜欢本项目，欢迎点个 star，这对我们很重要。
+
+[![Star History Chart](https://api.star-history.com/svg?repos=wanglin2/mind-map&type=Date)](https://star-history.com/#wanglin2/mind-map&Date)
+
+# 关于定制
+
+如果你有个性化的商用定制需求，可以联系我们，我们提供付费开发服务。
 
 # 请作者喝杯咖啡
 
-开源不易，如果本项目有帮助到你的话，可以考虑请作者喝杯咖啡~
-
-> 厚椰乳一盒 + 纯牛奶半盒 + 冰块 + 咖啡液 = 生椰拿铁 yyds
+开源不易，如果本项目有帮助到你的话，可以考虑请作者喝杯咖啡，你的支持是开发者持续维护的最大动力~
 
 > 推荐使用支付宝，微信获取不到头像。转账请备注【思维导图】。
 
@@ -272,4 +289,100 @@ const mindMap = new MindMap({
         <img src="./web/src/assets/avatar/慕智打印-兰兰.jpg" style="width: 50px;height: 50px;" />
         <span>慕智打印-兰兰</span>
     </span>
+    <span>
+        <img src="./web/src/assets/avatar/default.png" style="width: 50px;height: 50px;" />
+        <span>锦冰</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/旭东.png" style="width: 50px;height: 50px;" />
+        <span>旭东</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/俊奇.jpg" style="width: 50px;height: 50px;" />
+        <span>俊奇</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/橘半.jpg" style="width: 50px;height: 50px;" />
+        <span>橘半</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/pluvet.jpg" style="width: 50px;height: 50px;" />
+        <span>pluvet</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/皇登攀.jpg" style="width: 50px;height: 50px;" />
+        <span>皇登攀</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/风格.jpg" style="width: 50px;height: 50px;" />
+        <span>风格</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/default.png" style="width: 50px;height: 50px;" />
+        <span>SR</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/逆水行舟.jpg" style="width: 50px;height: 50px;" />
+        <span>逆水行舟</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/default.png" style="width: 50px;height: 50px;" />
+        <span>LiuJL</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/L.jpg" style="width: 50px;height: 50px;" />
+        <span>L</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/default.png" style="width: 50px;height: 50px;" />
+        <span>sunniberg</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/在下青铜五.jpg" style="width: 50px;height: 50px;" />
+        <span>在下青铜五</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/木星二号.jpg" style="width: 50px;height: 50px;" />
+        <span>木星二号</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/阿晨.jpg" style="width: 50px;height: 50px;" />
+        <span>阿晨</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/default.png" style="width: 50px;height: 50px;" />
+        <span>铁</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/庆国.jpg" style="width: 50px;height: 50px;" />
+        <span>庆国</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/孟照星.jpg" style="width: 50px;height: 50px;" />
+        <span>Alex</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/子豪.jpg" style="width: 50px;height: 50px;" />
+        <span>子豪</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/宏涛.jpg" style="width: 50px;height: 50px;" />
+        <span>宏涛</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/最多5个字.jpg" style="width: 50px;height: 50px;" />
+        <span>最多5个字</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/雨馨.jpg" style="width: 50px;height: 50px;" />
+        <span>雨馨</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/ZX.jpg" style="width: 50px;height: 50px;" />
+        <span>ZX</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/峰.jpg" style="width: 50px;height: 50px;" />
+        <span>峰</span>
+    </span>
 </p>

copy.js

@@ -13,3 +13,4 @@ if (fs.existsSync(src)) {
     fs.unlinkSync(src)
 }
 
+console.warn('请检查手绘风格选项是否开启！！！')

dist/js/chunk-2d0a4b03.js

@@ -0,0 +1 @@
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dist/js/chunk-2d0c213a.js

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dist/js/chunk-2d0d36df.js

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dist/js/chunk-2d0db0f2.js

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dist/js/chunk-2d0dd7d2.js

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dist/js/chunk-2d0ddf37.js

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dist/js/chunk-2d0e5089.js

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dist/js/chunk-2d0e96e3.js

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dist/js/chunk-2d0f0784.js

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dist/js/chunk-2d216037.js

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dist/js/chunk-2d216f87.js

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dist/js/chunk-2d22a194.js

@@ -0,0 +1 @@
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dist/js/chunk-2d22bd06.js

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dist/js/chunk-2d22dd95.js

@@ -0,0 +1 @@
+(window["webpackJsonp"]=window["webpackJsonp"]||[]).push([["chunk-2d22dd95"],{f8f3:function(n,t,u){"use strict";u.r(t);var _=function(){var n=this;n._self._c;return n._m(0)},c=[function(){var n=this,t=n._self._c;return t("div",[t("h1",[n._v("如何编辑数学公式")]),t("p",[n._v("数学公式只在开启了【富文本】编辑模式下才可使用。")]),t("p",[n._v("首先可以激活节点，然后点击上方工具栏中的【公式】打开右侧的格式侧边栏，然后再输入框中输入公式后点击【完成】即可将公式输入节点。")]),t("p",[n._v("当你再次双击节点时，公式会转换成源码，你可以直接修改，回车完成后即可渲染。")]),t("p",[n._v("所以你也可以不通过侧边栏，直接在文本编辑框中输入公式，不过公式的源码前后必须通过"),t("code",[n._v("$")]),n._v("符号包裹，否则不会解析为格式。")])])}],e={},v=e,p=u("2877"),r=Object(p["a"])(v,_,c,!1,null,null,null);t["default"]=r.exports}}]);

index.html

@@ -1,24 +1,28 @@
 <!DOCTYPE html><html lang=""><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width,user-scalable=no,initial-scale=1,maximum-scale=1,minimum-scale=1"><link rel="icon" href="dist/logo.ico"><title>思绪思维导图</title><script>// 自定义静态资源的路径
       window.externalPublicPath = './dist/'
       // 接管应用
-      window.takeOverApp = false</script><link href="dist/css/chunk-vendors.css?e76cdbdcf61c14ff4fc9" rel="stylesheet"><link href="dist/css/app.css?e76cdbdcf61c14ff4fc9" rel="stylesheet"></head><body><noscript><strong>We're sorry but thoughts doesn't work properly without JavaScript enabled. Please enable it to continue.</strong></noscript><div id="app"></div><script>const getDataFromBackend = () => {
+      window.takeOverApp = false</script><script charset="UTF-8" id="LA_COLLECT" src="//sdk.51.la/js-sdk-pro.min.js"></script><script>LA.init({
+        id: 'KRO0WxK8GT66tYCQ',
+        ck: 'KRO0WxK8GT66tYCQ',
+        autoTrack: false
+      })</script><link href="dist/css/chunk-vendors.css?b34a2f0278e7d1ccab6a" rel="stylesheet"><link href="dist/css/app.css?b34a2f0278e7d1ccab6a" rel="stylesheet"></head><body><noscript><strong>We're sorry but thoughts doesn't work properly without JavaScript enabled. Please enable it to continue.</strong></noscript><div id="app"></div><script>const getDataFromBackend = () => {
         return new Promise((resolve, reject) => {
           setTimeout(() => {
             resolve({
               mindMapData: {
-                root:{
-                  "data": {
-                      "text": "根节点"
+                root: {
+                  data: {
+                    text: '根节点'
                   },
-                  "children": []
+                  children: []
                 },
-                theme:{
-                  "template":"avocado",
-                  "config":{}
+                theme: {
+                  template: 'avocado',
+                  config: {}
                 },
-                layout:"logicalStructure",
+                layout: 'logicalStructure',
                 config: {},
-                view: null,
+                view: null
               },
               lang: 'zh',
               localConfig: null
@@ -26,14 +30,14 @@
           }, 200)
         })
       }
-      const setTakeOverAppMethods = (data) => {
+      const setTakeOverAppMethods = data => {
         window.takeOverAppMethods = {}
         // 获取思维导图数据的函数
         window.takeOverAppMethods.getMindMapData = () => {
           return data.mindMapData
-        } 
+        }
         // 保存思维导图数据的函数
-        window.takeOverAppMethods.saveMindMapData = (data) => {
+        window.takeOverAppMethods.saveMindMapData = data => {
           console.log(data)
         }
         // 获取语言的函数
@@ -41,7 +45,7 @@
           return data.lang
         }
         // 保存语言的函数
-        window.takeOverAppMethods.saveLanguage = (lang) => {
+        window.takeOverAppMethods.saveLanguage = lang => {
           console.log(lang)
         }
         // 获取本地配置的函数
@@ -49,7 +53,7 @@
           return data.localConfig
         }
         // 保存本地配置的函数
-        window.takeOverAppMethods.saveLocalConfig = (config) => {
+        window.takeOverAppMethods.saveLocalConfig = config => {
           console.log(config)
         }
       }
@@ -60,10 +64,10 @@
         // 设置全局的方法
         setTakeOverAppMethods(data)
         // 思维导图实例创建完成事件
-        window.$bus.$on('app_inited', (mindMap) => {
+        window.$bus.$on('app_inited', mindMap => {
           console.log(mindMap)
         })
         // 可以通过window.$bus.$on()来监听应用的一些事件
         // 实例化页面
         window.initApp()
-      }</script><script src="dist/js/chunk-vendors.js?e76cdbdcf61c14ff4fc9"></script><script src="dist/js/app.js?e76cdbdcf61c14ff4fc9"></script></body></html>
+      }</script><script src="dist/js/chunk-vendors.js?b34a2f0278e7d1ccab6a"></script><script src="dist/js/app.js?b34a2f0278e7d1ccab6a"></script></body></html>

nginx.conf

@@ -0,0 +1,30 @@
+user  nginx;
+worker_processes  1;
+error_log  /var/log/nginx/error.log warn;
+pid        /var/run/nginx.pid;
+events {
+  worker_connections  1024;
+}
+http {
+  include       /etc/nginx/mime.types;
+  default_type  application/octet-stream;
+  log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                    '$status $body_bytes_sent "$http_referer" '
+                    '"$http_user_agent" "$http_x_forwarded_for"';
+  access_log  /var/log/nginx/access.log  main;
+  sendfile        on;
+  keepalive_timeout  65;
+  server {
+    listen       80;
+    server_name  localhost;
+    location / {
+      root   /app;
+      index  index.html;
+      try_files $uri $uri/ /index.html;
+    }
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+      root   /usr/share/nginx/html;
+    }
+  }
+}

simple-mind-map/full.js

@@ -15,6 +15,8 @@ import Search from './src/plugins/Search.js'
 import Painter from './src/plugins/Painter.js'
 import Scrollbar from './src/plugins/Scrollbar.js'
 import Formula from './src/plugins/Formula.js'
+import RainbowLines from './src/plugins/RainbowLines.js'
+import Demonstrate from './src/plugins/Demonstrate.js'
 import xmind from './src/parse/xmind.js'
 import markdown from './src/parse/markdown.js'
 import icons from './src/svg/icons.js'
@@ -28,7 +30,7 @@ MindMap.iconList = icons.nodeIconList
 MindMap.constants = constants
 MindMap.themes = themes
 MindMap.defaultTheme = defaultTheme
-MindMap.version = '0.9.7'
+MindMap.version = '0.10.0'
 
 MindMap.usePlugin(MiniMap)
   .usePlugin(Watermark)
@@ -46,5 +48,7 @@ MindMap.usePlugin(MiniMap)
   .usePlugin(Painter)
   .usePlugin(Scrollbar)
   .usePlugin(Formula)
+  .usePlugin(RainbowLines)
+  .usePlugin(Demonstrate)
 
 export default MindMap

simple-mind-map/index.js

@@ -10,12 +10,17 @@ import BatchExecution from './src/utils/BatchExecution'
 import {
   layoutValueList,
   CONSTANTS,
-  commonCaches,
   ERROR_TYPES,
   cssContent
 } from './src/constants/constant'
 import { SVG } from '@svgdotjs/svg.js'
-import { simpleDeepClone, getType, getObjectChangedProps } from './src/utils'
+import {
+  simpleDeepClone,
+  getObjectChangedProps,
+  isUndef,
+  handleGetSvgDataExtraContent,
+  getNodeTreeBoundingRect
+} from './src/utils'
 import defaultTheme, {
   checkIsNodeSizeIndependenceConfig
 } from './src/themes/default'
@@ -31,6 +36,8 @@ class MindMap {
   constructor(opt = {}) {
     // 合并选项
     this.opt = this.handleOpt(merge(defaultOpt, opt))
+    // 预处理节点数据
+    this.opt.data = this.handleData(this.opt.data)
 
     // 容器元素
     this.el = this.opt.el
@@ -39,6 +46,10 @@ class MindMap {
     // 获取容器尺寸位置信息
     this.getElRectInfo()
 
+    // 画布初始大小
+    this.initWidth = this.width
+    this.initHeight = this.height
+
     // 添加css
     this.cssEl = null
     this.addCss()
@@ -88,14 +99,12 @@ class MindMap {
     // 初始渲染
     this.render(this.opt.fit ? () => this.view.fit() : () => {})
     setTimeout(() => {
-      this.command.addHistory()
+      if (this.opt.data) this.command.addHistory()
     }, 0)
   }
 
   //  配置参数处理
   handleOpt(opt) {
-    // 深拷贝一份节点数据
-    opt.data = simpleDeepClone(opt.data || {})
     // 检查布局配置
     if (!layoutValueList.includes(opt.layout)) {
       opt.layout = CONSTANTS.LAYOUT.LOGICAL_STRUCTURE
@@ -105,9 +114,22 @@ class MindMap {
     return opt
   }
 
+  // 预处理节点数据
+  handleData(data) {
+    if (isUndef(data) || Object.keys(data).length <= 0) return null
+    data = simpleDeepClone(data || {})
+    // 根节点不能收起
+    if (data.data && !data.data.expand) {
+      data.data.expand = true
+    }
+    return data
+  }
+
   // 创建容器元素
   initContainer() {
     const { associativeLineIsAlwaysAboveNode } = this.opt
+    // 给容器元素添加一个类名
+    this.el.classList.add('smm-mind-map-container')
     // 节点关联线容器
     const createAssociativeLineDraw = () => {
       this.associativeLineDraw = this.draw.group()
@@ -115,6 +137,7 @@ class MindMap {
     }
     // 画布
     this.svg = SVG().addTo(this.el).size(this.width, this.height)
+
     // 容器
     this.draw = this.svg.group()
     this.draw.addClass('smm-container')
@@ -207,19 +230,10 @@ class MindMap {
 
   // 初始化缓存数据
   initCache() {
-    Object.keys(commonCaches).forEach(key => {
-      let type = getType(commonCaches[key])
-      let value = ''
-      switch (type) {
-        case 'Boolean':
-          value = false
-          break
-        default:
-          value = null
-          break
-      }
-      commonCaches[key] = value
-    })
+    this.commonCaches = {
+      measureCustomNodeContentSizeEl: null,
+      measureRichtextNodeTextSizeEl: null
+    }
   }
 
   //  设置主题
@@ -302,9 +316,17 @@ class MindMap {
     this.command.exec(...args)
   }
 
+  // 更新画布数据，如果新的数据是在当前画布节点数据基础上增删改查后形成的，那么可以使用该方法来更新画布数据
+  updateData(data) {
+    this.renderer.setData(data)
+    this.render()
+    this.command.addHistory()
+  }
+
   //  动态设置思维导图数据，纯节点数据
   setData(data) {
-    data = simpleDeepClone(data || {})
+    data = this.handleData(data)
+    this.opt.data = data
     this.execCommand('CLEAR_ACTIVE_NODE')
     this.command.clearHistory()
     this.command.addHistory()
@@ -386,7 +408,19 @@ class MindMap {
   }
 
   // 获取svg数据
-  getSvgData({ paddingX = 0, paddingY = 0, ignoreWatermark = false } = {}) {
+  getSvgData({
+    paddingX = 0,
+    paddingY = 0,
+    ignoreWatermark = false,
+    addContentToHeader,
+    addContentToFooter,
+    node
+  } = {}) {
+    const { cssTextList, header, headerHeight, footer, footerHeight } =
+      handleGetSvgDataExtraContent({
+        addContentToHeader,
+        addContentToFooter
+      })
     const svg = this.svg
     const draw = this.draw
     // 保存原始信息
@@ -398,9 +432,21 @@ class MindMap {
     draw.scale(1 / origTransform.scaleX, 1 / origTransform.scaleY)
     // 获取变换后的位置尺寸信息，其实是getBoundingClientRect方法的包装方法
     const rect = draw.rbox()
+    // 需要裁减的区域
+    let clipData = null
+    if (node) {
+      clipData = getNodeTreeBoundingRect(
+        node,
+        rect.x,
+        rect.y,
+        paddingX,
+        paddingY
+      )
+    }
     // 内边距
+    const fixHeight = 0
     rect.width += paddingX * 2
-    rect.height += paddingY * 2
+    rect.height += paddingY * 2 + fixHeight + headerHeight + footerHeight
     draw.translate(paddingX, paddingY)
     // 将svg设置为实际内容的宽高
     svg.size(rect.width, rect.height)
@@ -438,7 +484,21 @@ class MindMap {
       this.watermark.isInExport = false
     }
     // 添加必要的样式
-    clone.add(SVG(`<style>${cssContent}</style>`))
+    ;[cssContent, ...cssTextList].forEach(s => {
+      clone.add(SVG(`<style>${s}</style>`))
+    })
+    // 附加内容
+    if (header && headerHeight > 0) {
+      clone.findOne('.smm-container').translate(0, headerHeight)
+      header.width(rect.width)
+      header.y(paddingY)
+      clone.add(header, 0)
+    }
+    if (footer && footerHeight > 0) {
+      footer.width(rect.width)
+      footer.y(rect.height - paddingY - footerHeight)
+      clone.add(footer)
+    }
     // 修正defs里定义的元素的id，因为clone时defs里的元素的id会继续递增，导致和内容中引用的id对不上
     const defs = svg.find('defs')
     const defs2 = clone.find('defs')
@@ -462,6 +522,7 @@ class MindMap {
     return {
       svg: clone, // 思维导图图形的整体svg元素，包括：svg（画布容器）、g（实际的思维导图组）
       svgHTML: clone.svg(), // svg字符串
+      clipData,
       rect: {
         ...rect, // 思维导图图形未缩放时的位置尺寸等信息
         ratio: rect.width / rect.height // 思维导图图形的宽高比
@@ -529,6 +590,8 @@ class MindMap {
     this.svg.remove()
     // 去除给容器元素设置的背景样式
     Style.removeBackgroundStyle(this.el)
+    // 移除给容器元素添加的类名
+    this.el.classList.remove('smm-mind-map-container')
     this.el.innerHTML = ''
     this.el = null
     this.removeCss()

simple-mind-map/package.json

@@ -1,6 +1,6 @@
 {
   "name": "simple-mind-map",
-  "version": "0.9.7",
+  "version": "0.10.0",
   "description": "一个简单的web在线思维导图",
   "authors": [
     {
@@ -38,6 +38,7 @@
     "quill": "^1.3.6",
     "tern": "^0.24.3",
     "uuid": "^9.0.0",
+    "ws": "^7.5.9",
     "xml-js": "^1.6.11",
     "y-webrtc": "^10.2.5",
     "yjs": "^13.6.8"

simple-mind-map/src/constants/constant.js

@@ -312,15 +312,11 @@ export const nodeDataNoStylePropList = [
   'associativeLineTargets',
   'associativeLineTargetControlOffsets',
   'associativeLinePoint',
-  'associativeLineText'
+  'associativeLineText',
+  'attachmentUrl',
+  'attachmentName'
 ]
 
-// 数据缓存
-export const commonCaches = {
-  measureCustomNodeContentSizeEl: null,
-  measureRichtextNodeTextSizeEl: null
-}
-
 // 错误类型
 export const ERROR_TYPES = {
   READ_CLIPBOARD_ERROR: 'read_clipboard_error',
@@ -346,7 +342,7 @@ export const cssContent = `
     display: block;
   }
 
-  .smm-node.active .smm-hover-node{
+  .smm-node.active .smm-hover-node, .smm-node-highlight .smm-hover-node{
     display: block;
     opacity: 1;
     stroke-width: 2;

simple-mind-map/src/constants/defaultOptions.js

@@ -2,6 +2,11 @@ import { CONSTANTS } from './constant'
 
 // 默认选项配置
 export const defaultOpt = {
+  // 【基本】
+  // 容器元素，必传，必须为DOM元素
+  el: null,
+  // 思维导图回显数据
+  data: null,
   // 是否只读
   readonly: false,
   // 布局
@@ -24,10 +29,6 @@ export const defaultOpt = {
   imgTextMargin: 5,
   // 节点里各种文字信息的间距，如图标和文字的间距
   textContentMargin: 2,
-  // 多选节点时鼠标移动到边缘时的画布移动偏移量
-  selectTranslateStep: 3,
-  // 多选节点时鼠标移动距边缘多少距离时开始偏移
-  selectTranslateLimit: 20,
   // 自定义节点备注内容显示
   customNoteContentShow: null,
   /*
@@ -36,21 +37,6 @@ export const defaultOpt = {
               hide(){}
           }
       */
-  // 是否开启节点自由拖拽
-  enableFreeDrag: false,
-  // 水印配置
-  watermarkConfig: {
-    onlyExport: false, // 是否仅在导出时添加水印
-    text: '',
-    lineSpacing: 100,
-    textSpacing: 100,
-    angle: 30,
-    textStyle: {
-      color: '#999',
-      opacity: 0.5,
-      fontSize: 14
-    }
-  },
   // 达到该宽度文本自动换行
   textAutoWrapWidth: 500,
   // 自定义鼠标滚轮事件处理
@@ -88,9 +74,6 @@ export const defaultOpt = {
   enableShortcutOnlyWhenMouseInSvg: true,
   // 初始根节点的位置
   initRootNodePosition: null,
-  // 导出png、svg、pdf时的图形内边距，注意是单侧内边距
-  exportPaddingX: 10,
-  exportPaddingY: 10,
   // 节点文本编辑框的z-index
   nodeTextEditZIndex: 3000,
   // 节点备注浮层的z-index
@@ -116,8 +99,6 @@ export const defaultOpt = {
   ],
   // 节点最大缓存数量
   maxNodeCacheCount: 1000,
-  // 关联线默认文字
-  defaultAssociativeLineText: '关联',
   // 思维导图适应画布大小时的内边距
   fitPadding: 50,
   // 是否开启按住ctrl键多选节点功能
@@ -132,14 +113,9 @@ export const defaultOpt = {
   customCreateNodeContent: null,
   // 指定内部一些元素（节点文本编辑元素、节点备注显示元素、关联线文本编辑元素、节点图片调整按钮元素）添加到的位置，默认添加到document.body下
   customInnerElsAppendTo: null,
-  // 拖拽元素时，指示元素新位置的块的最大高度
-  nodeDragPlaceholderMaxSize: 20,
   // 是否在存在一个激活节点时，当按下中文、英文、数字按键时自动进入文本编辑模式
   // 开启该特性后，需要给你的输入框绑定keydown事件，并禁止冒泡
   enableAutoEnterTextEditWhenKeydown: false,
-  // 设置富文本节点编辑框和节点大小一致，形成伪原地编辑的效果
-  // 需要注意的是，只有当节点内只有文本、且形状是矩形才会有比较好的效果
-  richTextEditFakeInPlace: false,
   // 自定义对剪贴板文本的处理。当按ctrl+v粘贴时会读取用户剪贴板中的文本和图片，默认只会判断文本是否是普通文本和simple-mind-map格式的节点数据，如果你想处理其他思维导图的数据，比如processon、zhixi等，那么可以传递一个函数，接受当前剪贴板中的文本为参数，返回处理后的数据，可以返回两种类型：
   /*
     1.返回一个纯文本，那么会直接以该文本创建一个子节点
@@ -161,26 +137,12 @@ export const defaultOpt = {
   customHandleClipboardText: null,
   // 禁止鼠标滚轮缩放，你仍旧可以使用api进行缩放
   disableMouseWheelZoom: false,
-  // 禁止双指缩放，你仍旧可以使用api进行缩放
-  // 需要注册TouchEvent插件后生效
-  disableTouchZoom: false,
   // 错误处理函数
   errorHandler: (code, error) => {
     console.error(code, error)
   },
-  // 设置导出图片和svg时，针对富文本节点内容，也就是嵌入到svg中的html节点的默认样式覆盖
-  // 如果不覆盖，会发生偏移问题
-  resetCss: `
-    * {
-      margin: 0;
-      padding: 0;
-      box-sizing: border-box;
-    }
-  `,
   // 是否在鼠标双击时回到根节点，也就是让根节点居中显示
   enableDblclickBackToRootNode: false,
-  // 导出图片时canvas的缩放倍数，该配置会和window.devicePixelRatio值取最大值
-  minExportImgCanvasScale: 2,
   // 节点鼠标hover和激活时显示的矩形边框的颜色
   hoverRectColor: 'rgb(94, 200, 248)',
   // 节点鼠标hover和激活时显示的矩形边框距节点内容的距离
@@ -189,23 +151,8 @@ export const defaultOpt = {
   selectTextOnEnterEditText: false,
   // 删除节点后激活相邻节点
   deleteNodeActive: true,
-  // 拖拽节点时鼠标移动到画布边缘是否开启画布自动移动
-  autoMoveWhenMouseInEdgeOnDrag: true,
   // 是否首次加载fit view
   fit: false,
-  // 拖拽多个节点时随鼠标移动的示意矩形的样式配置
-  dragMultiNodeRectConfig: {
-    width: 40,
-    height: 20,
-    fill: '' // 填充颜色，如果不传默认使用连线的颜色
-  },
-  // 节点拖拽时新位置的示意矩形的填充颜色，如果不传默认使用连线的颜色
-  dragPlaceholderRectFill: '',
-  // 节点拖拽时的透明度配置
-  dragOpacityConfig: {
-    cloneNodeOpacity: 0.5, // 跟随鼠标移动的克隆节点或矩形的透明度
-    beingDragNodeOpacity: 0.3 // 被拖拽节点的透明度
-  },
   // 自定义标签的颜色
   // {pass: 'green, unpass: 'red'}
   tagsColorMap: {},
@@ -214,9 +161,8 @@ export const defaultOpt = {
     avatarSize: 22, // 头像大小
     fontSize: 12 // 如果是文字头像，那么文字的大小
   },
-  // 关联线是否始终显示在节点上层
-  // false：即创建关联线和激活关联线时处于最顶层，其他情况下处于节点下方
-  associativeLineIsAlwaysAboveNode: true,
+  // 协同编辑时，同一个节点不能同时被多人选中
+  onlyOneEnableActiveNodeOnCooperate: false,
   // 插入概要的默认文本
   defaultGeneralizationText: '概要',
   // 粘贴文本的方式创建新节点时，控制是否按换行自动分割节点，即如果存在换行，那么会根据换行创建多个节点，否则只会创建一个节点
@@ -243,8 +189,6 @@ export const defaultOpt = {
   // 是否将思维导图限制在画布内
   // 比如向右拖动时，思维导图图形的最左侧到达画布中心时将无法继续向右拖动，其他同理
   isLimitMindMapInCanvas: false,
-  // 当注册了滚动条插件（Scrollbar）时，是否将思维导图限制在画布内，isLimitMindMapInCanvas不再起作用
-  isLimitMindMapInCanvasWhenHasScrollbar: true,
   // 在节点上粘贴剪贴板中的图片的处理方法，默认是转换为data:url数据插入到节点中，你可以通过该方法来将图片数据上传到服务器，实现保存图片的url
   // 可以传递一个异步方法，接收Blob类型的图片数据，需要返回如下结构：
   /*
@@ -257,15 +201,6 @@ export const defaultOpt = {
     }
   */
   handleNodePasteImg: null,
-  // 默认情况下，新创建的关联线两个端点的位置是根据两个节点中心点的相对位置来计算的，如果你想固定位置，可以通过这个属性来配置
-  // from和to都不传，则都自动计算，如果只传一个，另一个则会自动计算
-  associativeLineInitPointsPosition: {
-    // from和to可选值：left、top、bottom、right
-    from: '', // 关联线起始节点上端点的位置
-    to: '' // 关联线目标节点上端点的位置
-  },
-  // 是否允许调整关联线两个端点的位置
-  enableAdjustAssociativeLinePoints: true,
   // 自定义创建节点形状的方法，可以传一个函数，均接收一个参数
   // 矩形、圆角矩形、椭圆、圆等形状会调用该方法
   // 接收svg path字符串，返回svg节点
@@ -275,5 +210,162 @@ export const defaultOpt = {
   customCreateNodePolygon: null,
   // 自定义转换节点连线路径的方法
   // 接收svg path字符串，返回转换后的svg path字符串
-  customTransformNodeLinePath: null
+  customTransformNodeLinePath: null,
+  // 快捷键操作即将执行前的生命周期函数，返回true可以阻止操作执行
+  // 函数接收两个参数：key（快捷键）、activeNodeList（当前激活的节点列表）
+  beforeShortcutRun: null,
+  // 移动节点到画布中心、回到根节点等操作时是否将缩放层级复位为100%
+  resetScaleOnMoveNodeToCenter: false,
+  // 添加附加的节点前置内容，前置内容指和文本同一行的区域中的前置内容，不包括节点图片部分
+  createNodePrefixContent: null,
+  // 添加附加的节点后置内容，后置内容指和文本同一行的区域中的后置内容，不包括节点图片部分
+  createNodePostfixContent: null,
+
+  // 【Select插件】
+  // 多选节点时鼠标移动到边缘时的画布移动偏移量
+  selectTranslateStep: 3,
+  // 多选节点时鼠标移动距边缘多少距离时开始偏移
+  selectTranslateLimit: 20,
+
+  // 【Drag插件】
+  // 是否开启节点自由拖拽
+  enableFreeDrag: false,
+  // 拖拽节点时鼠标移动到画布边缘是否开启画布自动移动
+  autoMoveWhenMouseInEdgeOnDrag: true,
+  // 拖拽多个节点时随鼠标移动的示意矩形的样式配置
+  dragMultiNodeRectConfig: {
+    width: 40,
+    height: 20,
+    fill: 'rgb(94, 200, 248)' // 填充颜色
+  },
+  // 节点拖拽时新位置的示意矩形的填充颜色
+  dragPlaceholderRectFill: 'rgb(94, 200, 248)',
+  // 节点拖拽时新位置的示意连线的样式配置
+  dragPlaceholderLineConfig: {
+    color: 'rgb(94, 200, 248)',
+    width: 2
+  },
+  // 节点拖拽时的透明度配置
+  dragOpacityConfig: {
+    cloneNodeOpacity: 0.5, // 跟随鼠标移动的克隆节点或矩形的透明度
+    beingDragNodeOpacity: 0.3 // 被拖拽节点的透明度
+  },
+
+  // 【Watermark插件】
+  // 水印配置
+  watermarkConfig: {
+    onlyExport: false, // 是否仅在导出时添加水印
+    text: '',
+    lineSpacing: 100,
+    textSpacing: 100,
+    angle: 30,
+    textStyle: {
+      color: '#999',
+      opacity: 0.5,
+      fontSize: 14
+    },
+    belowNode: false
+  },
+
+  // 【Export插件】
+  // 导出png、svg、pdf时的图形内边距，注意是单侧内边距
+  exportPaddingX: 10,
+  exportPaddingY: 10,
+  // 设置导出图片和svg时，针对富文本节点内容，也就是嵌入到svg中的html节点的默认样式覆盖
+  // 如果不覆盖，会发生偏移问题
+  resetCss: `
+    * {
+      margin: 0;
+      padding: 0;
+      box-sizing: border-box;
+    }
+  `,
+  // 导出图片时canvas的缩放倍数，该配置会和window.devicePixelRatio值取最大值
+  minExportImgCanvasScale: 2,
+  // 导出png、svg、pdf时在头部和尾部添加自定义内容
+  // 可传递一个函数，这个函数可以返回null代表不添加内容，也可以返回如下数据：
+  /*
+    {
+      el,// 要追加的自定义DOM节点，样式可内联
+      cssText,// 可选，如果样式不想内联，可以传递该值，一个css字符串
+      height: 50// 返回的DOM节点的高度，必须传递
+    }
+  */
+  addContentToHeader: null,
+  addContentToFooter: null,
+
+  // 【AssociativeLine插件】
+  // 关联线默认文字
+  defaultAssociativeLineText: '关联',
+  // 关联线是否始终显示在节点上层
+  // false：即创建关联线和激活关联线时处于最顶层，其他情况下处于节点下方
+  associativeLineIsAlwaysAboveNode: true,
+  // 默认情况下，新创建的关联线两个端点的位置是根据两个节点中心点的相对位置来计算的，如果你想固定位置，可以通过这个属性来配置
+  // from和to都不传，则都自动计算，如果只传一个，另一个则会自动计算
+  associativeLineInitPointsPosition: {
+    // from和to可选值：left、top、bottom、right
+    from: '', // 关联线起始节点上端点的位置
+    to: '' // 关联线目标节点上端点的位置
+  },
+  // 是否允许调整关联线两个端点的位置
+  enableAdjustAssociativeLinePoints: true,
+
+  // 【TouchEvent插件】
+  // 禁止双指缩放，你仍旧可以使用api进行缩放
+  // 需要注册TouchEvent插件后生效
+  disableTouchZoom: false,
+
+  // 【Scrollbar插件】
+  // 当注册了滚动条插件（Scrollbar）时，是否将思维导图限制在画布内，isLimitMindMapInCanvas不再起作用
+  isLimitMindMapInCanvasWhenHasScrollbar: true,
+
+  // 【Search插件】
+  // 是否仅搜索当前渲染的节点，被收起的节点不会被搜索到
+  isOnlySearchCurrentRenderNodes: false,
+
+  // 【Cooperate插件】
+  // 协同编辑时，节点操作即将更新到其他客户端前的生命周期函数
+  // 函数接收一个对象作为参数：
+  /*
+    {
+      type: createOrUpdate（创建节点或更新节点）、delete（删除节点）
+      data: 1.当type=createOrUpdate时，代表被创建或被更新的节点数据，即将同步到其他客户端，所以你可以修改该数据；2.当type=delete时，代表被删除的节点数据
+    }
+  */
+  beforeCooperateUpdate: null,
+
+  // 【RainbowLines插件】
+  // 彩虹线条配置，需要先注册RainbowLines插件
+  rainbowLinesConfig: {
+    open: false, // 是否开启彩虹线条
+    colorsList: [] // 自定义彩虹线条的颜色列表，如果不设置，会使用默认颜色列表
+    /*
+    [
+      'rgb(255, 213, 73)',
+      'rgb(255, 136, 126)',
+      'rgb(107, 225, 141)',
+      'rgb(151, 171, 255)',
+      'rgb(129, 220, 242)',
+      'rgb(255, 163, 125)',
+      'rgb(152, 132, 234)'
+    ]
+    */
+  },
+
+  // 【Demonstrate插件】
+  // 演示插件配置
+  demonstrateConfig: null,
+
+  // 【Formula插件】
+  // 是否开启在富文本编辑框中直接编辑数学公式
+  enableEditFormulaInRichTextEdit: true,
+
+  // 【RichText插件】
+  // 转换富文本内容，当进入富文本编辑时，可以通过该参数传递一个函数，函数接收文本内容，需要返回你处理后的文本内容
+  transformRichTextOnEnterEdit: null,
+  // 可以传递一个函数，即将结束富文本编辑前会执行该函数，函数接收richText实例，所以你可以在此时机更新quill文档数据
+  beforeHideRichTextEdit: null,
+  // 设置富文本节点编辑框和节点大小一致，形成伪原地编辑的效果
+  // 需要注意的是，只有当节点内只有文本、且形状是矩形才会有比较好的效果
+  richTextEditFakeInPlace: false,
 }

simple-mind-map/src/core/command/Command.js

@@ -23,6 +23,18 @@ class Command {
       this.mindMap.opt.addHistoryTime,
       this
     )
+    // 是否暂停收集历史数据
+    this.isPause = false
+  }
+
+  // 暂停收集历史数据
+  pause() {
+    this.isPause = true
+  }
+
+  // 恢复收集历史数据
+  recovery() {
+    this.isPause = false
   }
 
   //  清空历史数据
@@ -88,13 +100,14 @@ class Command {
 
   //  添加回退数据
   addHistory() {
-    if (this.mindMap.opt.readonly) {
+    if (this.mindMap.opt.readonly || this.isPause) {
       return
     }
     const lastData =
       this.history.length > 0 ? this.history[this.history.length - 1] : null
     const data = this.getCopyData()
     // 此次数据和上次一样则不重复添加
+    if (lastData === data) return
     if (lastData && JSON.stringify(lastData) === JSON.stringify(data)) {
       return
     }
@@ -158,6 +171,7 @@ class Command {
 
   //  获取渲染树数据副本
   getCopyData() {
+    if (!this.mindMap.renderer.renderTree) return null
     return copyRenderTree({}, this.mindMap.renderer.renderTree, true)
   }
 

simple-mind-map/src/core/command/KeyCommand.js

@@ -67,9 +67,10 @@ export default class KeyCommand {
 
   // 按键事件
   onKeydown(e) {
+    const { enableShortcutOnlyWhenMouseInSvg, beforeShortcutRun } = this.mindMap.opt
     if (
       this.isPause ||
-      (this.mindMap.opt.enableShortcutOnlyWhenMouseInSvg && !this.isInSvg)
+      (enableShortcutOnlyWhenMouseInSvg && !this.isInSvg)
     ) {
       return
     }
@@ -80,6 +81,10 @@ export default class KeyCommand {
           e.stopPropagation()
           e.preventDefault()
         }
+        if (typeof beforeShortcutRun === 'function') {
+          const isStop = beforeShortcutRun(key, [...this.mindMap.renderer.activeNodeList])
+          if (isStop) return
+        }
         this.shortcutMap[key].forEach(fn => {
           fn()
         })

simple-mind-map/src/core/render/Render.js

@@ -30,7 +30,8 @@ import {
   createSmmFormatData,
   checkSmmFormatData,
   checkIsNodeStyleDataKey,
-  removeRichTextStyes
+  removeRichTextStyes,
+  formatGetNodeGeneralization
 } from '../../utils'
 import { shapeList } from './node/Shape'
 import { lineStyleProps } from '../../themes/default'
@@ -65,7 +66,9 @@ class Render {
     this.mindMap = opt.mindMap
     this.themeConfig = this.mindMap.themeConfig
     // 渲染树，操作过程中修改的都是这里的数据
-    this.renderTree = merge({}, this.mindMap.opt.data || {})
+    this.renderTree = this.mindMap.opt.data
+      ? merge({}, this.mindMap.opt.data)
+      : null
     // 是否重新渲染
     this.reRender = false
     // 是否正在渲染中
@@ -117,7 +120,7 @@ class Render {
   // 重新设置思维导图数据
   setData(data) {
     if (this.mindMap.richText) {
-      this.renderTree = this.mindMap.richText.handleSetData(data)
+      this.renderTree = data ? this.mindMap.richText.handleSetData(data) : null
     } else {
       this.renderTree = data
     }
@@ -246,6 +249,9 @@ class Render {
     // 设置节点备注
     this.setNodeNote = this.setNodeNote.bind(this)
     this.mindMap.command.add('SET_NODE_NOTE', this.setNodeNote)
+    // 设置节点附件
+    this.setNodeAttachment = this.setNodeAttachment.bind(this)
+    this.mindMap.command.add('SET_NODE_ATTACHMENT', this.setNodeAttachment)
     // 设置节点标签
     this.setNodeTag = this.setNodeTag.bind(this)
     this.mindMap.command.add('SET_NODE_TAG', this.setNodeTag)
@@ -290,6 +296,10 @@ class Render {
     this.mindMap.keyCommand.addShortcut('Tab', () => {
       this.mindMap.execCommand('INSERT_CHILD_NODE')
     })
+    // 插入下级节点
+    this.mindMap.keyCommand.addShortcut('Insert', () => {
+      this.mindMap.execCommand('INSERT_CHILD_NODE')
+    })
     // 插入同级节点
     this.mindMap.keyCommand.addShortcut('Enter', () => {
       this.mindMap.execCommand('INSERT_NODE')
@@ -326,7 +336,7 @@ class Render {
     })
     // 一键整理布局
     this.mindMap.keyCommand.addShortcut('Control+l', () => {
-      this.mindMap.execCommand('RESET_LAYOUT', this.resetLayout)
+      this.mindMap.execCommand('RESET_LAYOUT')
     })
     // 上移节点
     this.mindMap.keyCommand.addShortcut('Control+Up', () => {
@@ -432,6 +442,13 @@ class Render {
     if (this.reRender) {
       this.clearActiveNodeList()
     }
+    // 如果没有节点数据
+    if (!this.renderTree) {
+      this.isRendering = false
+      this.mindMap.emit('node_tree_render_end')
+      return
+    }
+    this.mindMap.emit('node_tree_render_start')
     // 计算布局
     this.layout.doLayout(root => {
       // 删除本次渲染时不再需要的节点
@@ -476,6 +493,7 @@ class Render {
 
   // 给当前被收起来的节点数据添加文本复位标志
   resetUnExpandNodeStyle() {
+    if (!this.renderTree) return
     walk(this.renderTree, null, node => {
       if (!node.data.expand) {
         walk(node, null, node2 => {
@@ -504,9 +522,17 @@ class Render {
   }
 
   // 添加节点到激活列表里
-  addNodeToActiveList(node) {
+  addNodeToActiveList(node, notEmitBeforeNodeActiveEvent = false) {
+    if (
+      this.mindMap.opt.onlyOneEnableActiveNodeOnCooperate &&
+      node.userList.length > 0
+    )
+      return
     const index = this.findActiveNodeIndex(node)
     if (index === -1) {
+      if (!notEmitBeforeNodeActiveEvent) {
+        this.mindMap.emit('before_node_active', node, this.activeNodeList)
+      }
       this.mindMap.execCommand('SET_NODE_ACTIVE', node, true)
       this.activeNodeList.push(node)
     }
@@ -649,7 +675,7 @@ class Render {
           uid: createUid(),
           ...(appointData || {})
         },
-        children: [...createUidForAppointNodes(appointChildren, true)]
+        children: [...createUidForAppointNodes(appointChildren)]
       }
       parent.nodeData.children.splice(index + 1, 0, newNodeData)
     })
@@ -685,10 +711,7 @@ class Render {
       const parent = node.parent
       // 计算插入位置
       const index = getNodeDataIndex(node)
-      const newNodeList = createUidForAppointNodes(
-        simpleDeepClone(nodeList),
-        true
-      )
+      const newNodeList = createUidForAppointNodes(simpleDeepClone(nodeList))
       parent.nodeData.children.splice(index + 1, 0, ...newNodeList)
     })
     if (focusNewNode) {
@@ -748,7 +771,7 @@ class Render {
           ...params,
           ...(appointData || {})
         },
-        children: [...createUidForAppointNodes(appointChildren, true)]
+        children: [...createUidForAppointNodes(appointChildren)]
       }
       node.nodeData.children.push(newNode)
       // 插入子节点时自动展开子节点
@@ -788,7 +811,7 @@ class Render {
       if (!node.nodeData.children) {
         node.nodeData.children = []
       }
-      childList = createUidForAppointNodes(childList, true)
+      childList = createUidForAppointNodes(childList)
       node.nodeData.children.push(...childList)
       // 插入子节点时自动展开子节点
       node.setData({
@@ -843,6 +866,9 @@ class Render {
         },
         children: [node.nodeData]
       }
+      node.setData({
+        resetRichText: true
+      })
       const parent = node.parent
       // 获取当前节点所在位置
       const index = getNodeDataIndex(node)
@@ -963,12 +989,14 @@ class Render {
       })
     } else {
       // 否则遍历整棵树
+      if (!this.renderTree) return
       walk(this.renderTree, null, node => {
         const _hasCustomStyles = this._handleRemoveCustomStyles(node.data)
         if (_hasCustomStyles) hasCustomStyles = true
         // 不要忘记概要节点
-        if (node.data.generalization && node.data.generalization.length > 0) {
-          node.data.generalization.forEach(generalizationData => {
+        const generalizationList = formatGetNodeGeneralization(node.data)
+        if (generalizationList.length > 0) {
+          generalizationList.forEach(generalizationData => {
             const _hasCustomStyles =
               this._handleRemoveCustomStyles(generalizationData)
             if (_hasCustomStyles) hasCustomStyles = true
@@ -1214,9 +1242,17 @@ class Render {
       root.nodeData.children = []
     } else {
       // 如果只选中了一个节点，删除后激活其兄弟节点或者父节点
-      needActiveNode = this.getNextActiveNode()
+      needActiveNode = this.getNextActiveNode(list)
       for (let i = 0; i < list.length; i++) {
-        let node = list[i]
+        const node = list[i]
+        const currentEditNode = this.textEdit.getCurrentEditNode()
+        if (
+          currentEditNode &&
+          currentEditNode.getData('uid') === node.getData('uid')
+        ) {
+          // 如果当前节点正在编辑中，那么先完成编辑
+          this.textEdit.hideEditTextBox()
+        }
         if (isAppointNodes) list.splice(i, 1)
         if (node.isGeneralization) {
           this.deleteNodeGeneralization(node)
@@ -1261,13 +1297,13 @@ class Render {
     if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
       return
     }
-    // 删除节点后需要激活的节点，如果只选中了一个节点，删除后激活其兄弟节点或者父节点
-    let needActiveNode = this.getNextActiveNode()
     let isAppointNodes = appointNodes.length > 0
     let list = isAppointNodes ? appointNodes : this.activeNodeList
     list = list.filter(node => {
       return !node.isRoot
     })
+    // 删除节点后需要激活的节点，如果只选中了一个节点，删除后激活其兄弟节点或者父节点
+    let needActiveNode = this.getNextActiveNode(list)
     for (let i = 0; i < list.length; i++) {
       let node = list[i]
       if (node.isGeneralization) {
@@ -1293,7 +1329,11 @@ class Render {
   }
 
   // 计算下一个可激活的节点
-  getNextActiveNode() {
+  getNextActiveNode(deleteList) {
+    // 删除多个节点不自动激活相邻节点
+    if (deleteList.length !== 1) return null
+    // 被删除的节点不在当前激活的节点列表里，不激活相邻节点
+    if (this.findActiveNodeIndex(deleteList[0]) === -1) return null
     let needActiveNode = null
     if (
       this.activeNodeList.length === 1 &&
@@ -1448,6 +1488,7 @@ class Render {
 
   //  展开所有
   expandAllNode() {
+    if (!this.renderTree) return
     walk(
       this.renderTree,
       null,
@@ -1465,7 +1506,8 @@ class Render {
   }
 
   //  收起所有
-  unexpandAllNode() {
+  unexpandAllNode(isSetRootNodeCenter = true) {
+    if (!this.renderTree) return
     walk(
       this.renderTree,
       null,
@@ -1480,12 +1522,15 @@ class Render {
       0
     )
     this.mindMap.render(() => {
-      this.setRootNodeCenter()
+      if (isSetRootNodeCenter) {
+        this.setRootNodeCenter()
+      }
     })
   }
 
   //  展开到指定层级
   expandToLevel(level) {
+    if (!this.renderTree) return
     walk(
       this.renderTree,
       null,
@@ -1572,6 +1617,14 @@ class Render {
     })
   }
 
+  //  设置节点附件
+  setNodeAttachment(node, url, name = '') {
+    this.setNodeDataRender(node, {
+      attachmentUrl: url,
+      attachmentName: name
+    })
+  }
+
   //  设置节点标签
   setNodeTag(node, tag) {
     this.setNodeDataRender(node, {
@@ -1591,7 +1644,7 @@ class Render {
   }
 
   //  添加节点概要
-  addGeneralization(data) {
+  addGeneralization(data, openEdit = true) {
     if (this.activeNodeList.length <= 0) {
       return
     }
@@ -1603,12 +1656,22 @@ class Render {
       )
     })
     const list = parseAddGeneralizationNodeList(nodeList)
+    const isRichText = !!this.mindMap.richText
+    const { focusNewNode, inserting } = this.getNewNodeBehavior(
+      openEdit,
+      list.length > 1
+    )
     list.forEach(item => {
       const newData = {
+        inserting,
         ...(data || {
           text: this.mindMap.opt.defaultGeneralizationText
         }),
-        range: item.range || null
+        range: item.range || null,
+        uid: createUid(),
+        richText: isRichText,
+        resetRichText: isRichText,
+        isActive: focusNewNode
       }
       let generalization = item.node.getData('generalization')
       if (generalization) {
@@ -1628,6 +1691,10 @@ class Render {
         expand: true
       })
     })
+    // 需要清除原来激活的节点
+    if (focusNewNode) {
+      this.clearActiveNodeList()
+    }
     this.mindMap.render(() => {
       // 修复祖先节点存在概要时位置未更新的问题
       // 修复同时给存在上下级关系的节点添加概要时重叠的问题
@@ -1704,7 +1771,7 @@ class Render {
       if (targetNode) {
         targetNode.active()
         this.moveNodeToCenter(targetNode)
-        callback()
+        callback(targetNode)
       }
     })
   }
@@ -1734,19 +1801,28 @@ class Render {
 
   //  移动节点到画布中心
   moveNodeToCenter(node) {
+    const { resetScaleOnMoveNodeToCenter } = this.mindMap.opt
+    let { transform, state } = this.mindMap.view.getTransformData()
+    let { left, top, width, height } = node
+    if (!resetScaleOnMoveNodeToCenter) {
+      left *= transform.scaleX
+      top *= transform.scaleY
+      width *= transform.scaleX
+      height *= transform.scaleY
+    }
     let halfWidth = this.mindMap.width / 2
     let halfHeight = this.mindMap.height / 2
-    let { left, top, width, height } = node
     let nodeCenterX = left + width / 2
     let nodeCenterY = top + height / 2
-    let { state } = this.mindMap.view.getTransformData()
     let targetX = halfWidth - state.x
     let targetY = halfHeight - state.y
     let offsetX = targetX - nodeCenterX
     let offsetY = targetY - nodeCenterY
     this.mindMap.view.translateX(offsetX)
     this.mindMap.view.translateY(offsetY)
-    this.mindMap.view.setScale(1)
+    if (resetScaleOnMoveNodeToCenter) {
+      this.mindMap.view.setScale(1)
+    }
   }
 
   // 回到中心主题，即设置根节点到画布中心
@@ -1756,15 +1832,29 @@ class Render {
 
   // 展开到指定uid的节点
   expandToNodeUid(uid, callback = () => {}) {
+    if (!this.renderTree) {
+      callback()
+      return
+    }
     let parentsList = []
+    let isGeneralization = false
     const cache = {}
     bfsWalk(this.renderTree, (node, parent) => {
       if (node.data.uid === uid) {
         parentsList = parent ? [...cache[parent.data.uid], parent] : []
         return 'stop'
-      } else {
-        cache[node.data.uid] = parent ? [...cache[parent.data.uid], parent] : []
       }
+      const generalizationList = formatGetNodeGeneralization(node.data)
+      generalizationList.forEach(item => {
+        if (item.uid === uid) {
+          parentsList = parent ? [...cache[parent.data.uid], parent] : []
+          isGeneralization = true
+        }
+      })
+      if (isGeneralization) {
+        return 'stop'
+      }
+      cache[node.data.uid] = parent ? [...cache[parent.data.uid], parent] : []
     })
     let needRender = false
     parentsList.forEach(node => {
@@ -1773,6 +1863,18 @@ class Render {
         node.data.expand = true
       }
     })
+    // 如果是展开到概要节点，那么父节点下的所有节点都需要开
+    if (isGeneralization) {
+      const lastNode = parentsList[parentsList.length - 1]
+      if (lastNode) {
+        walk(lastNode, null, node => {
+          if (!node.data.expand) {
+            needRender = true
+            node.data.expand = true
+          }
+        })
+      }
+    }
     if (needRender) {
       this.mindMap.render(callback)
     } else {
@@ -1788,12 +1890,25 @@ class Render {
         res = node
         return true
       }
+      // 概要节点
+      let isGeneralization = false
+      ;(node._generalizationList || []).forEach(item => {
+        if (item.generalizationNode.getData('uid') === uid) {
+          res = item.generalizationNode
+          isGeneralization = true
+        }
+      })
+      if (isGeneralization) {
+        return true
+      }
     })
     return res
   }
 
   // 高亮节点或子节点
   highlightNode(node, range) {
+    // 如果当前正在渲染，那么不进行高亮，因为节点位置可能不正确
+    if (this.isRendering) return
     const { highlightNodeBoxStyle = {} } = this.mindMap.opt
     if (!this.highlightBoxNode) {
       this.highlightBoxNode = new Polygon()

simple-mind-map/src/core/render/TextEdit.js

@@ -315,4 +315,12 @@ export default class TextEdit {
     this.textEditNode.style.transform = 'translateY(0)'
     this.showTextEdit = false
   }
+
+  // 获取当前正在编辑中的节点实例
+  getCurrentEditNode() {
+    if (this.mindMap.richText) {
+      return this.mindMap.richText.node
+    }
+    return this.currentNode
+  }
 }

simple-mind-map/src/core/render/node/Node.js

@@ -1,6 +1,6 @@
 import Style from './Style'
 import Shape from './Shape'
-import { G, ForeignObject, Rect } from '@svgdotjs/svg.js'
+import { G, Rect } from '@svgdotjs/svg.js'
 import nodeGeneralizationMethods from './nodeGeneralization'
 import nodeExpandBtnMethods from './nodeExpandBtn'
 import nodeCommandWrapsMethods from './nodeCommandWraps'
@@ -8,12 +8,18 @@ import nodeCreateContentsMethods from './nodeCreateContents'
 import nodeExpandBtnPlaceholderRectMethods from './nodeExpandBtnPlaceholderRect'
 import nodeCooperateMethods from './nodeCooperate'
 import { CONSTANTS } from '../../../constants/constant'
-import { copyNodeTree } from '../../../utils/index'
+import {
+  copyNodeTree,
+  createForeignObjectNode,
+  createUid,
+  addXmlns
+} from '../../../utils/index'
 
 //  节点类
 class Node {
   //  构造函数
   constructor(opt = {}) {
+    this.opt = opt
     // 节点数据
     this.nodeData = this.handleData(opt.data || {})
     // uid
@@ -75,6 +81,9 @@ class Node {
     this._noteData = null
     this.noteEl = null
     this.noteContentIsShow = false
+    this._attachmentData = null
+    this._prefixData = null
+    this._postfixData = null
     this._expandBtn = null
     this._lastExpandBtnType = null
     this._showExpandBtn = false
@@ -108,31 +117,35 @@ class Node {
     this.needLayout = false
     // 当前是否是隐藏状态
     this.isHide = false
-    // 概要相关方法
-    Object.keys(nodeGeneralizationMethods).forEach(item => {
-      this[item] = nodeGeneralizationMethods[item].bind(this)
-    })
-    // 展开收起按钮相关方法
-    Object.keys(nodeExpandBtnMethods).forEach(item => {
-      this[item] = nodeExpandBtnMethods[item].bind(this)
-    })
-    // 展开收起按钮占位元素相关方法
-    Object.keys(nodeExpandBtnPlaceholderRectMethods).forEach(item => {
-      this[item] = nodeExpandBtnPlaceholderRectMethods[item].bind(this)
-    })
-    // 命令的相关方法
-    Object.keys(nodeCommandWrapsMethods).forEach(item => {
-      this[item] = nodeCommandWrapsMethods[item].bind(this)
-    })
-    // 创建节点内容的相关方法
-    Object.keys(nodeCreateContentsMethods).forEach(item => {
-      this[item] = nodeCreateContentsMethods[item].bind(this)
-    })
-    // 协同相关
-    if (this.mindMap.cooperate) {
-      Object.keys(nodeCooperateMethods).forEach(item => {
-        this[item] = nodeCooperateMethods[item].bind(this)
+    const proto = Object.getPrototypeOf(this)
+    if (!proto.bindEvent) {
+      // 概要相关方法
+      Object.keys(nodeGeneralizationMethods).forEach(item => {
+        proto[item] = nodeGeneralizationMethods[item]
       })
+      // 展开收起按钮相关方法
+      Object.keys(nodeExpandBtnMethods).forEach(item => {
+        proto[item] = nodeExpandBtnMethods[item]
+      })
+      // 展开收起按钮占位元素相关方法
+      Object.keys(nodeExpandBtnPlaceholderRectMethods).forEach(item => {
+        proto[item] = nodeExpandBtnPlaceholderRectMethods[item]
+      })
+      // 命令的相关方法
+      Object.keys(nodeCommandWrapsMethods).forEach(item => {
+        proto[item] = nodeCommandWrapsMethods[item]
+      })
+      // 创建节点内容的相关方法
+      Object.keys(nodeCreateContentsMethods).forEach(item => {
+        proto[item] = nodeCreateContentsMethods[item]
+      })
+      // 协同相关
+      if (this.mindMap.cooperate) {
+        Object.keys(nodeCooperateMethods).forEach(item => {
+          proto[item] = nodeCooperateMethods[item]
+        })
+      }
+      proto.bindEvent = true
     }
     // 初始化
     this.getSize()
@@ -181,16 +194,18 @@ class Node {
   //  创建节点的各个内容对象数据
   createNodeData() {
     // 自定义节点内容
-    let { isUseCustomNodeContent, customCreateNodeContent } = this.mindMap.opt
+    let {
+      isUseCustomNodeContent,
+      customCreateNodeContent,
+      createNodePrefixContent,
+      createNodePostfixContent
+    } = this.mindMap.opt
     if (isUseCustomNodeContent && customCreateNodeContent) {
       this._customNodeContent = customCreateNodeContent(this)
     }
     // 如果没有返回内容，那么还是使用内置的节点内容
     if (this._customNodeContent) {
-      this._customNodeContent.setAttribute(
-        'xmlns',
-        'http://www.w3.org/1999/xhtml'
-      )
+      addXmlns(this._customNodeContent)
       return
     }
     this._imgData = this.createImgNode()
@@ -199,10 +214,25 @@ class Node {
     this._hyperlinkData = this.createHyperlinkNode()
     this._tagData = this.createTagNode()
     this._noteData = this.createNoteNode()
+    this._attachmentData = this.createAttachmentNode()
+    this._prefixData = createNodePrefixContent
+      ? createNodePrefixContent(this)
+      : null
+    if (this._prefixData && this._prefixData.el) {
+      addXmlns(this._prefixData.el)
+    }
+    this._postfixData = createNodePostfixContent
+      ? createNodePostfixContent(this)
+      : null
+    if (this._postfixData && this._postfixData.el) {
+      addXmlns(this._postfixData.el)
+    }
   }
 
   //  计算节点的宽高
   getSize() {
+    this.customLeft = this.getData('customLeft') || undefined
+    this.customTop = this.getData('customTop') || undefined
     this.updateGeneralization()
     this.createNodeData()
     let { width, height } = this.getNodeRect()
@@ -233,6 +263,11 @@ class Node {
       this._rectInfo.imgContentWidth = imgContentWidth = this._imgData.width
       this._rectInfo.imgContentHeight = imgContentHeight = this._imgData.height
     }
+    // 自定义前置内容
+    if (this._prefixData) {
+      textContentWidth += this._prefixData.width
+      textContentHeight = Math.max(textContentHeight, this._prefixData.height)
+    }
     // 图标
     if (this._iconData.length > 0) {
       textContentWidth += this._iconData.reduce((sum, cur) => {
@@ -265,6 +300,19 @@ class Node {
       textContentWidth += this._noteData.width
       textContentHeight = Math.max(textContentHeight, this._noteData.height)
     }
+    // 附件
+    if (this._attachmentData) {
+      textContentWidth += this._attachmentData.width
+      textContentHeight = Math.max(
+        textContentHeight,
+        this._attachmentData.height
+      )
+    }
+    // 自定义后置内容
+    if (this._postfixData) {
+      textContentWidth += this._postfixData.width
+      textContentHeight = Math.max(textContentHeight, this._postfixData.height)
+    }
     // 文字内容部分的尺寸
     this._rectInfo.textContentWidth = textContentWidth
     this._rectInfo.textContentHeight = textContentHeight
@@ -325,10 +373,11 @@ class Node {
     }
     // 如果存在自定义节点内容，那么使用自定义节点内容
     if (this.isUseCustomNodeContent()) {
-      let foreignObject = new ForeignObject()
-      foreignObject.width(width)
-      foreignObject.height(height)
-      foreignObject.add(this._customNodeContent)
+      const foreignObject = createForeignObjectNode({
+        el: this._customNodeContent,
+        width,
+        height
+      })
       this.group.add(foreignObject)
       addHoverNode()
       return
@@ -343,6 +392,19 @@ class Node {
     // 内容节点
     let textContentNested = new G()
     let textContentOffsetX = 0
+    // 自定义前置内容
+    if (this._prefixData) {
+      const foreignObject = createForeignObjectNode({
+        el: this._prefixData.el,
+        width: this._prefixData.width,
+        height: this._prefixData.height
+      })
+      foreignObject
+        .x(textContentOffsetX)
+        .y((this._rectInfo.textContentHeight - this._prefixData.height) / 2)
+      textContentNested.add(foreignObject)
+      textContentOffsetX += this._prefixData.width + textContentItemMargin
+    }
     // icon
     let iconNested = new G()
     if (this._iconData && this._iconData.length > 0) {
@@ -359,9 +421,11 @@ class Node {
     }
     // 文字
     if (this._textData) {
+      const oldX = this._textData.node.attr('data-offsetx') || 0
       this._textData.node.attr('data-offsetx', textContentOffsetX)
       // 修复safari浏览器节点存在图标时文字位置不正确的问题
       ;(this._textData.nodeContent || this._textData.node)
+        .x(-oldX) // 修复非富文本模式下同时存在图标和换行的文本时，被收起和展开时图标与文字距离会逐渐拉大的问题
         .x(textContentOffsetX)
         .y(0)
       textContentNested.add(this._textData.node)
@@ -397,6 +461,27 @@ class Node {
       textContentNested.add(this._noteData.node)
       textContentOffsetX += this._noteData.width
     }
+    // 附件
+    if (this._attachmentData) {
+      this._attachmentData.node
+        .x(textContentOffsetX)
+        .y((this._rectInfo.textContentHeight - this._attachmentData.height) / 2)
+      textContentNested.add(this._attachmentData.node)
+      textContentOffsetX += this._attachmentData.width
+    }
+    // 自定义后置内容
+    if (this._postfixData) {
+      const foreignObject = createForeignObjectNode({
+        el: this._postfixData.el,
+        width: this._postfixData.width,
+        height: this._postfixData.height
+      })
+      foreignObject
+        .x(textContentOffsetX)
+        .y((this._rectInfo.textContentHeight - this._postfixData.height) / 2)
+      textContentNested.add(foreignObject)
+      textContentOffsetX += this._postfixData.width
+    }
     // 文字内容整体
     textContentNested.translate(
       width / 2 - textContentNested.bbox().width / 2,
@@ -420,6 +505,12 @@ class Node {
         this.isMultipleChoice = false
         return
       }
+      if (
+        this.mindMap.opt.onlyOneEnableActiveNodeOnCooperate &&
+        this.userList.length > 0
+      ) {
+        return
+      }
       this.active(e)
     })
     this.group.on('mousedown', e => {
@@ -443,7 +534,7 @@ class Node {
         }
       }
       // 多选和取消多选
-      if (e.ctrlKey && enableCtrlKeyNodeSelection) {
+      if (!readonly && (e.ctrlKey || e.metaKey) && enableCtrlKeyNodeSelection) {
         this.isMultipleChoice = true
         let isActive = this.getData('isActive')
         if (!isActive)
@@ -454,7 +545,7 @@ class Node {
           )
         this.mindMap.renderer[
           isActive ? 'removeNodeFromActiveList' : 'addNodeToActiveList'
-        ](this)
+        ](this, true)
         this.renderer.emitNodeActiveEvent(isActive ? null : this)
       }
       this.mindMap.emit('node_mousedown', this, e)
@@ -486,10 +577,14 @@ class Node {
     })
     // 双击事件
     this.group.on('dblclick', e => {
-      if (this.mindMap.opt.readonly || e.ctrlKey) {
+      const { readonly, onlyOneEnableActiveNodeOnCooperate } = this.mindMap.opt
+      if (readonly || e.ctrlKey || e.metaKey) {
         return
       }
       e.stopPropagation()
+      if (onlyOneEnableActiveNodeOnCooperate && this.userList.length > 0) {
+        return
+      }
       this.mindMap.emit('node_dblclick', this, e)
     })
     // 右键菜单事件
@@ -531,10 +626,16 @@ class Node {
     }
     this.mindMap.emit('before_node_active', this, this.renderer.activeNodeList)
     this.renderer.clearActiveNodeList()
-    this.renderer.addNodeToActiveList(this)
+    this.renderer.addNodeToActiveList(this, true)
     this.renderer.emitNodeActiveEvent(this)
   }
 
+  // 取消激活该节点
+  deactivate() {
+    this.mindMap.renderer.removeNodeFromActiveList(this)
+    this.mindMap.renderer.emitNodeActiveEvent()
+  }
+
   //  更新节点
   update() {
     if (!this.group) {
@@ -542,9 +643,10 @@ class Node {
     }
     this.updateNodeActiveClass()
     let { alwaysShowExpandBtn } = this.mindMap.opt
+    const childrenLength = this.nodeData.children.length
     if (alwaysShowExpandBtn) {
       // 需要移除展开收缩按钮
-      if (this._expandBtn && this.nodeData.children.length <= 0) {
+      if (this._expandBtn && childrenLength <= 0) {
         this.removeExpandBtn()
       } else {
         // 更新展开收起按钮
@@ -553,7 +655,9 @@ class Node {
     } else {
       let { isActive, expand } = this.getData()
       // 展开状态且非激活状态，且当前鼠标不在它上面，才隐藏
-      if (expand && !isActive && !this._isMouseenter) {
+      if (childrenLength <= 0) {
+        this.removeExpandBtn()
+      } else if (expand && !isActive && !this._isMouseenter) {
         this.hideExpandBtn()
       } else {
         this.showExpandBtn()
@@ -682,9 +786,9 @@ class Node {
     if (this.nodeData.inserting) {
       delete this.nodeData.inserting
       this.active()
-      setTimeout(() => {
-        this.mindMap.emit('node_dblclick', this, null, true)
-      }, 0)
+      // setTimeout(() => {
+      this.mindMap.emit('node_dblclick', this, null, true)
+      // }, 0)
     }
   }
 
@@ -705,6 +809,9 @@ class Node {
   // 销毁节点，不但会从画布删除，而且原节点直接置空，后续无法再插回画布
   destroy() {
     if (!this.group) return
+    if (this.emptyUser) {
+      this.emptyUser()
+    }
     this.resetWhenDelete()
     this.group.remove()
     this.removeGeneralization()
@@ -901,6 +1008,7 @@ class Node {
       childNode.getStyle('lineWidth', true)
     const color =
       childNode.getSelfInhertStyle('lineColor') ||
+      this.getRainbowLineColor(childNode) ||
       childNode.getStyle('lineColor', true)
     const dasharray =
       childNode.getSelfInhertStyle('lineDasharray') ||
@@ -917,6 +1025,13 @@ class Node {
     )
   }
 
+  // 获取彩虹线条颜色
+  getRainbowLineColor(node) {
+    return this.mindMap.rainbowLines
+      ? this.mindMap.rainbowLines.getNodeColor(node)
+      : ''
+  }
+
   //  移除连线
   removeLine() {
     this._lines.forEach(line => {
@@ -1024,6 +1139,17 @@ class Node {
     return copyNodeTree({}, this, removeActiveState, removeId)
   }
 
+  // 获取祖先节点列表
+  getAncestorNodes() {
+    const list = []
+    let parent = this.parent
+    while (parent) {
+      list.unshift(parent)
+      parent = parent.parent
+    }
+    return list
+  }
+
   // 是否存在自定义样式
   hasCustomStyle() {
     return this.style.hasCustomStyle()
@@ -1052,6 +1178,29 @@ class Node {
       height: height * scaleY
     }
   }
+
+  // 高亮节点
+  highlight() {
+    if (this.group) this.group.addClass('smm-node-highlight')
+  }
+
+  // 取消高亮节点
+  closeHighlight() {
+    if (this.group) this.group.removeClass('smm-node-highlight')
+  }
+
+  // 伪克隆节点
+  // 克隆出的节点并不能真正当做一个节点使用
+  fakeClone() {
+    const newNode = new Node({
+      ...this.opt,
+      uid: createUid()
+    })
+    Object.keys(this).forEach(item => {
+      newNode[item] = this[item]
+    })
+    return newNode
+  }
 }
 
 export default Node

simple-mind-map/src/core/render/node/nodeCommandWraps.js

@@ -28,6 +28,11 @@ function setNote(note) {
   this.mindMap.execCommand('SET_NODE_NOTE', this, note)
 }
 
+//  设置附件
+function setAttachment(url, name) {
+  this.mindMap.execCommand('SET_NODE_ATTACHMENT', this, url, name)
+}
+
 //  设置标签
 function setTag(tag) {
   this.mindMap.execCommand('SET_NODE_TAG', this, tag)
@@ -55,6 +60,7 @@ export default {
   setIcon,
   setHyperlink,
   setNote,
+  setAttachment,
   setTag,
   setShape,
   setStyle,

simple-mind-map/src/core/render/node/nodeCooperate.js

@@ -67,6 +67,15 @@ function updateUserListNode() {
     } else {
       node = this.createTextAvatar(item)
     }
+    node.on('click', (e) => {
+      this.mindMap.emit('node_cooperate_avatar_click', item, this, node, e)
+    })
+    node.on('mouseenter', (e) => {
+      this.mindMap.emit('node_cooperate_avatar_mouseenter', item, this, node, e)
+    })
+    node.on('mouseleave', (e) => {
+      this.mindMap.emit('node_cooperate_avatar_mouseleave', item, this, node, e)
+    })
     node.x(index * avatarSize).cy(-avatarSize / 2)
     this._userListGroup.add(node)
   })
@@ -94,11 +103,18 @@ function removeUser(userInfo) {
   this.updateUserListNode()
 }
 
+// 清空用户
+function emptyUser() {
+  this.userList = []
+  this.updateUserListNode()
+}
+
 export default {
   createUserListNode,
   updateUserListNode,
   createTextAvatar,
   createImageAvatar,
   addUser,
-  removeUser
+  removeUser,
+  emptyUser
 }

simple-mind-map/src/core/render/node/nodeCreateContents.js

@@ -4,19 +4,13 @@ import {
   removeHtmlStyle,
   addHtmlStyle,
   checkIsRichText,
-  isUndef
+  isUndef,
+  createForeignObjectNode,
+  addXmlns
 } from '../../../utils'
-import {
-  Image as SVGImage,
-  SVG,
-  A,
-  G,
-  Rect,
-  Text,
-  ForeignObject
-} from '@svgdotjs/svg.js'
+import { Image as SVGImage, SVG, A, G, Rect, Text } from '@svgdotjs/svg.js'
 import iconsSvg from '../../../svg/icons'
-import { CONSTANTS, commonCaches } from '../../../constants/constant'
+import { CONSTANTS } from '../../../constants/constant'
 
 //  创建图片节点
 function createImgNode() {
@@ -92,7 +86,13 @@ function createIconNode() {
     }
     node.size(iconSize, iconSize)
     node.on('click', e => {
-      this.mindMap.emit('node_icon_click', this, item, e)
+      this.mindMap.emit('node_icon_click', this, item, e, node)
+    })
+    node.on('mouseenter', e => {
+      this.mindMap.emit('node_icon_mouseenter', this, item, e, node)
+    })
+    node.on('mouseleave', e => {
+      this.mindMap.emit('node_icon_mouseleave', this, item, e, node)
     })
     return {
       node,
@@ -143,17 +143,22 @@ function createRichTextNode() {
     })
   }
   let html = `<div>${this.getData('text')}</div>`
-  if (!commonCaches.measureRichtextNodeTextSizeEl) {
-    commonCaches.measureRichtextNodeTextSizeEl = document.createElement('div')
-    commonCaches.measureRichtextNodeTextSizeEl.style.position = 'fixed'
-    commonCaches.measureRichtextNodeTextSizeEl.style.left = '-999999px'
-    this.mindMap.el.appendChild(commonCaches.measureRichtextNodeTextSizeEl)
+  if (!this.mindMap.commonCaches.measureRichtextNodeTextSizeEl) {
+    this.mindMap.commonCaches.measureRichtextNodeTextSizeEl =
+      document.createElement('div')
+    this.mindMap.commonCaches.measureRichtextNodeTextSizeEl.style.position =
+      'fixed'
+    this.mindMap.commonCaches.measureRichtextNodeTextSizeEl.style.left =
+      '-999999px'
+    this.mindMap.el.appendChild(
+      this.mindMap.commonCaches.measureRichtextNodeTextSizeEl
+    )
   }
-  let div = commonCaches.measureRichtextNodeTextSizeEl
+  let div = this.mindMap.commonCaches.measureRichtextNodeTextSizeEl
   div.innerHTML = html
   let el = div.children[0]
   el.classList.add('smm-richtext-node-wrap')
-  el.setAttribute('xmlns', 'http://www.w3.org/1999/xhtml')
+  addXmlns(el)
   el.style.maxWidth = textAutoWrapWidth + 'px'
   let { width, height } = el.getBoundingClientRect()
   // 如果文本为空，那么需要计算一个默认高度
@@ -168,10 +173,11 @@ function createRichTextNode() {
   height = Math.ceil(height)
   g.attr('data-width', width)
   g.attr('data-height', height)
-  let foreignObject = new ForeignObject()
-  foreignObject.width(width)
-  foreignObject.height(height)
-  foreignObject.add(div.children[0])
+  const foreignObject = createForeignObjectNode({
+    el: div.children[0],
+    width,
+    height
+  })
   g.add(foreignObject)
   return {
     node: g,
@@ -256,7 +262,7 @@ function createHyperlinkNode() {
     e.stopPropagation()
   })
   if (hyperlinkTitle) {
-    a.attr('title', hyperlinkTitle)
+    node.add(SVG(`<title>${hyperlinkTitle}</title>`))
   }
   // 添加一个透明的层，作为鼠标区域
   a.rect(iconSize, iconSize).fill({ color: 'transparent' })
@@ -281,6 +287,9 @@ function createTagNode() {
   let nodes = []
   tagData.slice(0, this.mindMap.opt.maxTag).forEach((item, index) => {
     let tag = new G()
+    tag.on('click', () => {
+      this.mindMap.emit('node_tag_click', this, item)
+    })
     // 标签文本
     let text = new Text().text(item).x(8).cy(8)
     this.style.tagText(text, index)
@@ -307,7 +316,10 @@ function createNoteNode() {
     return null
   }
   let iconSize = this.mindMap.themeConfig.iconSize
-  let node = new SVG().attr('cursor', 'pointer').size(iconSize, iconSize)
+  let node = new SVG()
+    .attr('cursor', 'pointer')
+    .addClass('smm-node-note')
+    .size(iconSize, iconSize)
   // 透明的层，用来作为鼠标区域
   node.add(new Rect().size(iconSize, iconSize).fill({ color: 'transparent' }))
   // 备注图标
@@ -362,6 +374,36 @@ function createNoteNode() {
   }
 }
 
+//  创建附件节点
+function createAttachmentNode() {
+  const { attachmentUrl, attachmentName } = this.getData()
+  if (!attachmentUrl) {
+    return
+  }
+  const iconSize = this.mindMap.themeConfig.iconSize
+  const node = new SVG().attr('cursor', 'pointer').size(iconSize, iconSize)
+  if (attachmentName) {
+    node.add(SVG(`<title>${attachmentName}</title>`))
+  }
+  // 透明的层，用来作为鼠标区域
+  node.add(new Rect().size(iconSize, iconSize).fill({ color: 'transparent' }))
+  // 备注图标
+  const iconNode = SVG(iconsSvg.attachment).size(iconSize, iconSize)
+  this.style.iconNode(iconNode)
+  node.add(iconNode)
+  node.on('click', e => {
+    this.mindMap.emit('node_attachmentClick', this, e, node)
+  })
+  node.on('contextmenu', e => {
+    this.mindMap.emit('node_attachmentContextmenu', this, e, node)
+  })
+  return {
+    node,
+    width: iconSize,
+    height: iconSize
+  }
+}
+
 // 获取节点备注显示位置
 function getNoteContentPosition() {
   const iconSize = this.mindMap.themeConfig.iconSize
@@ -377,18 +419,22 @@ function getNoteContentPosition() {
 
 // 测量自定义节点内容元素的宽高
 function measureCustomNodeContentSize(content) {
-  if (!commonCaches.measureCustomNodeContentSizeEl) {
-    commonCaches.measureCustomNodeContentSizeEl = document.createElement('div')
-    commonCaches.measureCustomNodeContentSizeEl.style.cssText = `
+  if (!this.mindMap.commonCaches.measureCustomNodeContentSizeEl) {
+    this.mindMap.commonCaches.measureCustomNodeContentSizeEl =
+      document.createElement('div')
+    this.mindMap.commonCaches.measureCustomNodeContentSizeEl.style.cssText = `
       position: fixed;
       left: -99999px;
       top: -99999px;
     `
-    this.mindMap.el.appendChild(commonCaches.measureCustomNodeContentSizeEl)
+    this.mindMap.el.appendChild(
+      this.mindMap.commonCaches.measureCustomNodeContentSizeEl
+    )
   }
-  commonCaches.measureCustomNodeContentSizeEl.innerHTML = ''
-  commonCaches.measureCustomNodeContentSizeEl.appendChild(content)
-  let rect = commonCaches.measureCustomNodeContentSizeEl.getBoundingClientRect()
+  this.mindMap.commonCaches.measureCustomNodeContentSizeEl.innerHTML = ''
+  this.mindMap.commonCaches.measureCustomNodeContentSizeEl.appendChild(content)
+  let rect =
+    this.mindMap.commonCaches.measureCustomNodeContentSizeEl.getBoundingClientRect()
   return {
     width: rect.width,
     height: rect.height
@@ -409,6 +455,7 @@ export default {
   createHyperlinkNode,
   createTagNode,
   createNoteNode,
+  createAttachmentNode,
   getNoteContentPosition,
   measureCustomNodeContentSize,
   isUseCustomNodeContent

simple-mind-map/src/core/render/node/nodeGeneralization.js

@@ -51,6 +51,7 @@ function createGeneralizationNode() {
     if (!cur.generalizationNode) {
       cur.generalizationNode = new Node({
         data: {
+          inserting: item.inserting,
           data: item
         },
         uid: createUid(),
@@ -59,6 +60,7 @@ function createGeneralizationNode() {
         isGeneralization: true
       })
     }
+    delete item.inserting
     // 关联所属节点
     cur.generalizationNode.generalizationBelongNode = this
     // 大小

simple-mind-map/src/core/view/View.js

@@ -29,15 +29,16 @@ class View {
       this.fit()
     })
     // 拖动视图
-    this.mindMap.event.on('mousedown', () => {
+    this.mindMap.event.on('mousedown', e => {
       if (this.mindMap.opt.isDisableDrag) return
+      e.preventDefault()
       this.sx = this.x
       this.sy = this.y
     })
     this.mindMap.event.on('drag', (e, event) => {
       // 按住ctrl键拖动为多选
       // 禁用拖拽
-      if (e.ctrlKey || this.mindMap.opt.isDisableDrag) {
+      if (e.ctrlKey || e.metaKey || this.mindMap.opt.isDisableDrag) {
         return
       }
       if (this.firstDrag) {
@@ -72,7 +73,11 @@ class View {
         return customHandleMousewheel(e)
       }
       // 1.鼠标滚轮事件控制缩放
-      if (mousewheelAction === CONSTANTS.MOUSE_WHEEL_ACTION.ZOOM || e.ctrlKey) {
+      if (
+        mousewheelAction === CONSTANTS.MOUSE_WHEEL_ACTION.ZOOM ||
+        e.ctrlKey ||
+        e.metaKey
+      ) {
         if (disableMouseWheelZoom) return
         const { x: clientX, y: clientY } = this.mindMap.toPos(
           e.clientX,
@@ -128,6 +133,10 @@ class View {
         this.translateXY(mx, my)
       }
     })
+    this.mindMap.on('resize', () => {
+      if (!this.checkNeedMindMapInCanvas()) return
+      this.transform()
+    })
   }
 
   //  获取当前变换状态数据
@@ -154,7 +163,8 @@ class View {
         ...viewData.transform
       })
       this.mindMap.emit('view_data_change', this.getTransformData())
-      this.mindMap.emit('scale', this.scale)
+      this.emitEvent('scale')
+      this.emitEvent('translate')
     }
   }
 
@@ -164,6 +174,7 @@ class View {
     this.x += x
     this.y += y
     this.transform()
+    this.emitEvent('translate')
   }
 
   //  平移x方向
@@ -171,12 +182,14 @@ class View {
     if (step === 0) return
     this.x += step
     this.transform()
+    this.emitEvent('translate')
   }
 
   //  平移x方式到
   translateXTo(x) {
     this.x = x
     this.transform()
+    this.emitEvent('translate')
   }
 
   //  平移y方向
@@ -184,12 +197,14 @@ class View {
     if (step === 0) return
     this.y += step
     this.transform()
+    this.emitEvent('translate')
   }
 
   //  平移y方向到
   translateYTo(y) {
     this.y = y
     this.transform()
+    this.emitEvent('translate')
   }
 
   //   应用变换
@@ -207,13 +222,17 @@ class View {
 
   //  恢复
   reset() {
-    let scaleChange = this.scale !== 1
+    const scaleChange = this.scale !== 1
+    const translateChange = this.x !== 0 || this.y !== 0
     this.scale = 1
     this.x = 0
     this.y = 0
     this.transform()
     if (scaleChange) {
-      this.mindMap.emit('scale', this.scale)
+      this.emitEvent('scale')
+    }
+    if (translateChange) {
+      this.emitEvent('translate')
     }
   }
 
@@ -223,7 +242,7 @@ class View {
     const scale = Math.max(this.scale - scaleRatio, 0.1)
     this.scaleInCenter(scale, cx, cy)
     this.transform()
-    this.mindMap.emit('scale', this.scale)
+    this.emitEvent('scale')
   }
 
   //  放大
@@ -232,7 +251,7 @@ class View {
     const scale = this.scale + scaleRatio
     this.scaleInCenter(scale, cx, cy)
     this.transform()
-    this.mindMap.emit('scale', this.scale)
+    this.emitEvent('scale')
   }
 
   // 基于指定中心进行缩放，cx，cy 可不指定，此时会使用画布中心点
@@ -258,15 +277,16 @@ class View {
       this.scale = scale
     }
     this.transform()
-    this.mindMap.emit('scale', this.scale)
+    this.emitEvent('scale')
   }
 
   // 适应画布大小
-  fit() {
-    const { fitPadding } = this.mindMap.opt
+  fit(getRbox = () => {}, enlarge = false, fitPadding) {
+    fitPadding =
+      fitPadding === undefined ? this.mindMap.opt.fitPadding : fitPadding
     const draw = this.mindMap.draw
     const origTransform = draw.transform()
-    const rect = draw.rbox()
+    const rect = getRbox() || draw.rbox()
     const drawWidth = rect.width / origTransform.scaleX
     const drawHeight = rect.height / origTransform.scaleY
     const drawRatio = drawWidth / drawHeight
@@ -276,7 +296,7 @@ class View {
     const elRatio = elWidth / elHeight
     let newScale = 0
     let flag = ''
-    if (drawWidth <= elWidth && drawHeight <= elHeight) {
+    if (drawWidth <= elWidth && drawHeight <= elHeight && !enlarge) {
       newScale = 1
       flag = 1
     } else {
@@ -294,7 +314,7 @@ class View {
       newScale = newWidth / drawWidth
     }
     this.setScale(newScale)
-    const newRect = draw.rbox()
+    const newRect = getRbox() || draw.rbox()
     // 需要考虑画布容器距浏览器窗口左上角的距离
     newRect.x -= this.mindMap.elRect.left
     newRect.y -= this.mindMap.elRect.top
@@ -313,20 +333,31 @@ class View {
     this.translateXY(newX, newY)
   }
 
-  // 将思维导图限制在画布内
-  limitMindMapInCanvas() {
+  // 判断是否需要将思维导图限制在画布内
+  checkNeedMindMapInCanvas() {
     const { isLimitMindMapInCanvasWhenHasScrollbar, isLimitMindMapInCanvas } =
       this.mindMap.opt
     // 如果注册了滚动条插件，那么使用isLimitMindMapInCanvasWhenHasScrollbar配置
     if (this.mindMap.scrollbar) {
-      if (!isLimitMindMapInCanvasWhenHasScrollbar) return
+      return isLimitMindMapInCanvasWhenHasScrollbar
     } else {
       // 否则使用isLimitMindMapInCanvas配置
-      if (!isLimitMindMapInCanvas) return
+      return isLimitMindMapInCanvas
     }
+  }
+
+  // 将思维导图限制在画布内
+  limitMindMapInCanvas() {
+    if (!this.checkNeedMindMapInCanvas()) return
 
     let { scale, left, top, right, bottom } = this.getPositionLimit()
 
+    // 画布宽高改变了，但是思维导图元素变换的中心点依旧是原有位置，所以需要加上中心点变化量
+    const centerXChange =
+      ((this.mindMap.width - this.mindMap.initWidth) / 2) * scale
+    const centerYChange =
+      ((this.mindMap.height - this.mindMap.initHeight) / 2) * scale
+
     // 如果缩放值改变了
     const scaleRatio = this.scale / scale
     left *= scaleRatio
@@ -338,10 +369,10 @@ class View {
     const centerX = this.mindMap.width / 2
     const centerY = this.mindMap.height / 2
     const scaleOffset = this.scale - 1
-    left -= scaleOffset * centerX
-    right -= scaleOffset * centerX
-    top -= scaleOffset * centerY
-    bottom -= scaleOffset * centerY
+    left -= scaleOffset * centerX - centerXChange
+    right -= scaleOffset * centerX - centerXChange
+    top -= scaleOffset * centerY - centerYChange
+    bottom -= scaleOffset * centerY - centerYChange
 
     // 判断是否超出边界
     if (this.x > left) {
@@ -379,6 +410,16 @@ class View {
       bottom
     }
   }
+
+  // 派发事件
+  emitEvent(type) {
+    switch (type) {
+      case 'scale':
+        this.mindMap.emit('scale', this.scale)
+      case 'translate':
+        this.mindMap.emit('translate', this.x, this.y)
+    }
+  }
 }
 
 export default View

simple-mind-map/src/layouts/Base.js

@@ -144,9 +144,10 @@ class Base {
       this.cacheNode(newUid, newNode)
       // 数据关联实际节点
       data._node = newNode
-      if (data.data.isActive) {
-        this.renderer.addNodeToActiveList(newNode)
-      }
+    }
+    // 如果该节点数据是已激活状态，那么添加到激活节点列表里
+    if (data.data.isActive) {
+      this.renderer.addNodeToActiveList(newNode)
     }
     // 如果当前节点在激活节点列表里，那么添加上激活的状态
     if (this.mindMap.renderer.findActiveNodeIndex(newNode) !== -1) {

simple-mind-map/src/parse/markdownTo.js

@@ -1,5 +1,21 @@
 import { fromMarkdown } from 'mdast-util-from-markdown'
 
+const getNodeText = node => {
+  // 优先找出其中的text类型的子节点
+  let textChild = (node.children || []).find(item => {
+    return item.type === 'text'
+  })
+  // 没有找到，那么直接使用第一个子节点
+  textChild = textChild || node.children[0]
+  if (textChild) {
+    if (textChild.value !== undefined) {
+      return textChild.value
+    }
+    return getNodeText(textChild)
+  }
+  return ''
+}
+
 // 处理list的情况
 const handleList = node => {
   let list = []
@@ -9,7 +25,7 @@ const handleList = node => {
       let node = {}
       node.data = {
         // 节点内容
-        text: cur.children[0].children[0].value
+        text: getNodeText(cur)
       }
       node.children = []
       newArr.push(node)
@@ -45,7 +61,7 @@ export const transformMarkdownTo = md => {
       let node = {}
       node.data = {
         // 节点内容
-        text: cur.children[0].value
+        text: getNodeText(cur)
       }
       node.children = []
       // 如果当前的层级大于上一个节点的层级，那么是其子节点

simple-mind-map/src/parse/toMarkdown.js

@@ -1,12 +1,7 @@
-import { walk } from '../utils'
+import { walk, nodeRichTextToTextWithWrap } from '../utils'
 
-let el = null
-const getText = str => {
-  if (!el) {
-    el = document.createElement('div')
-  }
-  el.innerHTML = str
-  return el.textContent
+const getNodeText = data => {
+  return data.richText ? nodeRichTextToTextWithWrap(data.text) : data.text
 }
 
 const getTitleMark = level => {
@@ -24,21 +19,22 @@ export const transformToMarkdown = root => {
     root,
     null,
     (node, parent, isRoot, layerIndex) => {
-      let level = layerIndex + 1
-      let text = node.data.richText ? getText(node.data.text) : node.data.text
+      const level = layerIndex + 1
       if (level <= 6) {
         content += getTitleMark(level)
       } else {
         content += getIndentMark(level)
       }
-      content += ' ' + text
+      content += ' ' + getNodeText(node.data)
       // 概要
-      let generalization = node.data.generalization
-      if (generalization && generalization.text) {
-        let generalizationText = generalization.richText
-          ? getText(generalization.text)
-          : generalization.text
-        content += `[${generalizationText}]`
+      const generalization = node.data.generalization
+      if (Array.isArray(generalization)) {
+        content += generalization.map(item => {
+          return ` [${getNodeText(item)}]`
+        })
+      } else if (generalization && generalization.text) {
+        const generalizationText = getNodeText(generalization)
+        content += ` [${generalizationText}]`
       }
       content += '\n\n'
       // 备注

simple-mind-map/src/parse/toTxt.js

@@ -0,0 +1,35 @@
+import { walk, nodeRichTextToTextWithWrap } from '../utils'
+
+const getNodeText = data => {
+  return data.richText ? nodeRichTextToTextWithWrap(data.text) : data.text
+}
+
+const getIndent = level => {
+  return new Array(level).fill('   ').join('')
+}
+
+// 转换成txt格式
+export const transformToTxt = root => {
+  let content = ''
+  walk(
+    root,
+    null,
+    (node, parent, isRoot, layerIndex) => {
+      content += getIndent(layerIndex)
+      content += ' ' + getNodeText(node.data)
+      // 概要
+      const generalization = node.data.generalization
+      if (Array.isArray(generalization)) {
+        content += generalization.map(item => {
+          return ` [${getNodeText(item)}]`
+        })
+      } else if (generalization && generalization.text) {
+        content += ` [${getNodeText(generalization)}]`
+      }
+      content += '\n\n'
+    },
+    () => {},
+    true
+  )
+  return content
+}

simple-mind-map/src/parse/xmind.js

@@ -15,7 +15,7 @@ import {
 } from '../utils/xmind'
 
 //  解析.xmind文件
-const parseXmindFile = file => {
+const parseXmindFile = (file, handleMultiCanvas) => {
   return new Promise((resolve, reject) => {
     JSZip.loadAsync(file).then(
       async zip => {
@@ -25,7 +25,7 @@ const parseXmindFile = file => {
           let xmlFile = zip.files['content.xml'] || zip.files['/content.xml']
           if (jsonFile) {
             let json = await jsonFile.async('string')
-            content = await transformXmind(json, zip.files)
+            content = await transformXmind(json, zip.files, handleMultiCanvas)
           } else if (xmlFile) {
             let xml = await xmlFile.async('string')
             let json = xmlConvert.xml2json(xml)
@@ -48,8 +48,15 @@ const parseXmindFile = file => {
 }
 
 //  转换xmind数据
-const transformXmind = async (content, files) => {
-  const data = JSON.parse(content)[0]
+const transformXmind = async (content, files, handleMultiCanvas) => {
+  content = JSON.parse(content)
+  let data = null
+  if (content.length > 1 && typeof handleMultiCanvas === 'function') {
+    data = await handleMultiCanvas(content)
+  }
+  if (!data) {
+    data = content[0]
+  }
   const nodeTree = data.rootTopic
   const newTree = {}
   const waitLoadImageList = []
@@ -198,7 +205,7 @@ const transformOldXmind = content => {
       childrenItem.elements.length > 0
     ) {
       const children = getElementsByType(childrenItem.elements, 'attached')
-      children.forEach((item, index) => {
+      ;(children || []).forEach((item, index) => {
         const newChild = {}
         newNode.children.push(newChild)
         if (childrenSummary[index]) {

simple-mind-map/src/plugins/AssociativeLine.js

@@ -339,6 +339,10 @@ class AssociativeLine {
         dasharray: [6, 4]
       })
       .fill({ color: 'none' })
+    // 箭头
+    this.markerPath
+      .stroke({ color: associativeLineColor })
+      .fill({ color: associativeLineColor })
     this.creatingLine.marker('end', this.marker)
   }
 

simple-mind-map/src/plugins/Cooperate.js

@@ -28,6 +28,8 @@ class Cooperate {
     this.currentData = null
     // 用户信息
     this.userInfo = null
+    // 是否正在重新设置思维导图数据
+    this.isSetData = false
     // 绑定事件
     this.bindEvent()
     // 处理实例化时传入的思维导图数据
@@ -92,8 +94,8 @@ class Cooperate {
     this.mindMap.on('node_tree_render_end', this.onNodeTreeRenderEnd)
 
     // 监听设置思维导图数据事件
-    this.initData = this.initData.bind(this)
-    this.mindMap.on('set_data', this.initData)
+    this.onSetData = this.onSetData.bind(this)
+    this.mindMap.on('set_data', this.onSetData)
   }
 
   // 解绑事件
@@ -104,7 +106,7 @@ class Cooperate {
     this.mindMap.off('data_change', this.onDataChange)
     this.mindMap.off('node_active', this.onNodeActive)
     this.mindMap.off('node_tree_render_end', this.onNodeTreeRenderEnd)
-    this.mindMap.off('set_data', this.initData)
+    this.mindMap.off('set_data', this.onSetData)
     this.ydoc.destroy()
   }
 
@@ -118,35 +120,63 @@ class Cooperate {
     const res = transformObjectToTreeData(data)
     if (!res) return
     // 更新思维导图画布
-    this.mindMap.renderer.setData(res)
-    this.mindMap.render()
-    this.mindMap.command.addHistory()
+    this.mindMap.updateData(res)
   }
 
   // 当前思维导图改变后的处理，触发同步
   onDataChange(data) {
+    if (this.isSetData) {
+      this.isSetData = false
+      return
+    }
     const res = transformTreeDataToObject(data)
     this.updateChanges(res)
   }
 
   // 找出更新点
   updateChanges(data) {
+    const { beforeCooperateUpdate } = this.mindMap.opt
     const oldData = this.currentData
     this.currentData = data
     this.ydoc.transact(() => {
       // 找出新增的或修改的
+      const createOrUpdateList = []
       Object.keys(data).forEach(uid => {
         // 新增的或已经存在的，如果数据发生了改变
         if (!oldData[uid] || !isSameObject(oldData[uid], data[uid])) {
-          this.ymap.set(uid, data[uid])
+          createOrUpdateList.push({
+            uid,
+            data: data[uid],
+            oldData: oldData[uid]
+          })
         }
       })
+      if (beforeCooperateUpdate && createOrUpdateList.length > 0) {
+        beforeCooperateUpdate({
+          type: 'createOrUpdate',
+          list: createOrUpdateList,
+          data
+        })
+      }
+      createOrUpdateList.forEach(item => {
+        this.ymap.set(item.uid, item.data)
+      })
       // 找出删除的
+      const deleteList = []
       Object.keys(oldData).forEach(uid => {
         if (!data[uid]) {
-          this.ymap.delete(uid)
+          deleteList.push({ uid, data: oldData[uid] })
         }
       })
+      if (beforeCooperateUpdate && deleteList.length > 0) {
+        beforeCooperateUpdate({
+          type: 'delete',
+          list: deleteList
+        })
+      }
+      deleteList.forEach(item => {
+        this.ymap.delete(item.uid)
+      })
     })
   }
 
@@ -177,6 +207,12 @@ class Cooperate {
     this.waitNodeUidMap = {}
   }
 
+  // 监听思维导图数据的重新设置事件
+  onSetData(data) {
+    this.isSetData = true
+    this.initData(data)
+  }
+
   // 设置用户信息
   /**
    * {
@@ -220,6 +256,7 @@ class Cooperate {
     // 设置当前数据
     const data = Array.from(this.awareness.getStates().values())
     this.currentAwarenessData = data
+    this.waitNodeUidMap = {}
     walk(data, (uid, node, userInfo) => {
       // 不显示自己
       if (userInfo.id === this.userInfo.id) return

simple-mind-map/src/plugins/Demonstrate.js

@@ -0,0 +1,397 @@
+import {
+  walk,
+  getNodeTreeBoundingRect,
+  fullscrrenEvent,
+  fullScreen,
+  exitFullScreen,
+  formatGetNodeGeneralization
+} from '../utils/index'
+import { keyMap } from '../core/command/keyMap'
+
+const defaultConfig = {
+  boxShadowColor: 'rgba(0, 0, 0, 0.8)', // 高亮框四周的区域颜色
+  borderRadius: '5px', // 高亮框的圆角大小
+  transition: 'all 0.3s ease-out', // 高亮框动画的过渡
+  zIndex: 9999, // 高亮框元素的层级
+  padding: 20, // 高亮框的内边距
+  margin: 50, // 高亮框的外边距
+  openBlankMode: true // 是否开启填空模式，即带下划线的文本默认不显示，按回车键才依次显示
+}
+
+// 演示插件
+class Demonstrate {
+  constructor(opt) {
+    this.mindMap = opt.mindMap
+    // 演示的步骤列表
+    this.stepList = []
+    // 当前所在步骤
+    this.currentStepIndex = 0
+    // 当前所在步骤对应的节点实例
+    this.currentStepNode = null
+    // 当前所在步骤节点的下划线文本数据
+    this.currentUnderlineTextData = null
+    // 临时的样式剩余
+    this.tmpStyleEl = null
+    // 高亮样式元素
+    this.highlightEl = null
+    this.transformState = null
+    this.renderTree = null
+    this.config = Object.assign(
+      { ...defaultConfig },
+      this.mindMap.opt.demonstrateConfig || {}
+    )
+  }
+
+  // 进入演示模式
+  enter() {
+    // 全屏
+    this.bindFullscreenEvent()
+    // 如果已经全屏了
+    if (document.fullscreenElement === this.mindMap.el) {
+      this._enter()
+    } else {
+      // 否则申请全屏
+      fullScreen(this.mindMap.el)
+    }
+  }
+
+  _enter() {
+    // 添加演示用的临时的样式
+    this.addTmpStyles()
+    // 记录演示前的画布状态
+    this.transformState = this.mindMap.view.getTransformData()
+    // 记录演示前的画布数据
+    this.renderTree = this.mindMap.getData()
+    // 暂停收集历史记录
+    this.mindMap.command.pause()
+    // 暂停思维导图快捷键响应
+    this.mindMap.keyCommand.pause()
+    // 创建高亮元素
+    this.createHighlightEl()
+    // 计算步骤数据
+    this.getStepList()
+    // 收起所有节点
+    this.mindMap.execCommand('UNEXPAND_ALL', false)
+    const onRenderEnd = () => {
+      this.mindMap.off('node_tree_render_end', onRenderEnd)
+      // 聚焦到第一步
+      this.jump(this.currentStepIndex)
+      this.bindEvent()
+    }
+    this.mindMap.on('node_tree_render_end', onRenderEnd)
+  }
+
+  // 退出演示模式
+  exit() {
+    exitFullScreen(this.mindMap.el)
+    this.mindMap.updateData(this.renderTree)
+    this.mindMap.view.setTransformData(this.transformState)
+    this.renderTree = null
+    this.transformState = null
+    this.stepList = []
+    this.currentStepIndex = 0
+    this.currentStepNode = null
+    this.currentUnderlineTextData = null
+    this.unBindEvent()
+    this.removeTmpStyles()
+    this.removeHighlightEl()
+    this.mindMap.command.recovery()
+    this.mindMap.keyCommand.recovery()
+    this.mindMap.emit('exit_demonstrate')
+  }
+
+  // 添加临时的样式
+  addTmpStyles() {
+    this.tmpStyleEl = document.createElement('style')
+    let cssText = `
+      /* 画布所有元素禁止响应鼠标事件 */
+      .smm-mind-map-container {
+        pointer-events: none;
+      }
+      /* 超链接图标允许响应鼠标事件 */
+      .smm-node a {
+        pointer-events: all;
+      }
+      /* 备注图标允许响应鼠标事件 */
+      .smm-node .smm-node-note {
+        pointer-events: all;
+      }
+    `
+    if (this.config.openBlankMode) {
+      cssText += `
+        /* 带下划线的文本内容全部隐藏 */
+        .smm-richtext-node-wrap u {
+          opacity: 0;
+        }
+      `
+    }
+    this.tmpStyleEl.innerText = cssText
+    document.head.appendChild(this.tmpStyleEl)
+  }
+
+  // 移除临时的样式
+  removeTmpStyles() {
+    if (this.tmpStyleEl) document.head.removeChild(this.tmpStyleEl)
+  }
+
+  // 创建高亮元素
+  createHighlightEl() {
+    if (!this.highlightEl) {
+      // 高亮元素
+      this.highlightEl = document.createElement('div')
+      this.highlightEl.style.cssText = `
+            position: absolute;
+            box-shadow: 0 0 0 5000px ${this.config.boxShadowColor};
+            border-radius: ${this.config.borderRadius};
+            transition: ${this.config.transition};
+            z-index: ${this.config.zIndex + 1};
+            pointer-events: none;
+        `
+      this.mindMap.el.appendChild(this.highlightEl)
+    }
+  }
+
+  // 移除高亮元素
+  removeHighlightEl() {
+    if (this.highlightEl) {
+      this.mindMap.el.removeChild(this.highlightEl)
+      this.highlightEl = null
+    }
+  }
+
+  // 更新高亮元素的位置和大小
+  updateHighlightEl({ left, top, width, height }) {
+    const padding = this.config.padding
+    if (left) {
+      this.highlightEl.style.left = left - padding + 'px'
+    }
+    if (top) {
+      this.highlightEl.style.top = top - padding + 'px'
+    }
+    if (width) {
+      this.highlightEl.style.width = width + padding * 2 + 'px'
+    }
+    if (height) {
+      this.highlightEl.style.height = height + padding * 2 + 'px'
+    }
+  }
+
+  // 绑定事件
+  bindEvent() {
+    this.onKeydown = this.onKeydown.bind(this)
+    window.addEventListener('keydown', this.onKeydown)
+  }
+
+  // 绑定全屏事件
+  bindFullscreenEvent() {
+    this.onFullscreenChange = this.onFullscreenChange.bind(this)
+    document.addEventListener(fullscrrenEvent, this.onFullscreenChange)
+  }
+
+  // 解绑事件
+  unBindEvent() {
+    window.removeEventListener('keydown', this.onKeydown)
+    document.removeEventListener(fullscrrenEvent, this.onFullscreenChange)
+  }
+
+  // 全屏状态改变
+  onFullscreenChange() {
+    if (!document.fullscreenElement) {
+      this.exit()
+    } else if (document.fullscreenElement === this.mindMap.el) {
+      this._enter()
+    }
+  }
+
+  // 按键事件
+  onKeydown(e) {
+    // 上一个
+    if (e.keyCode === keyMap.Left) {
+      this.prev()
+    } else if (e.keyCode === keyMap.Right) {
+      // 下一个
+      this.next()
+    } else if (e.keyCode === keyMap.Esc) {
+      // 退出演示
+      this.exit()
+    } else if (e.keyCode === keyMap.Enter) {
+      // 回车键显示隐藏的下划线文本
+      this.showNextUnderlineText()
+    }
+  }
+
+  // 上一张
+  prev() {
+    if (this.currentStepIndex > 0) {
+      this.jump(this.currentStepIndex - 1)
+    }
+  }
+
+  // 下一张
+  next() {
+    const stepLength = this.stepList.length
+    if (this.currentStepIndex < stepLength - 1) {
+      this.jump(this.currentStepIndex + 1)
+    }
+  }
+
+  // 显示隐藏的下划线文本
+  showNextUnderlineText() {
+    if (
+      !this.config.openBlankMode ||
+      !this.currentStepNode ||
+      !this.currentUnderlineTextData
+    )
+      return
+    const { index, list, length } = this.currentUnderlineTextData
+    if (index >= length) return
+    const node = list[index]
+    this.currentUnderlineTextData.index++
+    node.node.style.opacity = 1
+  }
+
+  // 跳转到某一张
+  jump(index) {
+    // 移除该当前下划线元素设置的样式
+    if (this.currentUnderlineTextData) {
+      this.currentUnderlineTextData.list.forEach(item => {
+        item.node.style.opacity = ''
+      })
+      this.currentUnderlineTextData = null
+    }
+    this.currentStepNode = null
+    this.currentStepIndex = index
+    this.mindMap.emit(
+      'demonstrate_jump',
+      this.currentStepIndex,
+      this.stepList.length
+    )
+    const step = this.stepList[index]
+    // 这一步的节点数据
+    const nodeData = step.node
+    // 该节点的uid
+    const uid = nodeData.data.uid
+    // 根据uid在画布上找到该节点实例
+    const node = this.mindMap.renderer.findNodeByUid(uid)
+    // 如果该节点实例不存在，那么先展开到该节点
+    if (!node) {
+      this.mindMap.renderer.expandToNodeUid(uid, () => {
+        const node = this.mindMap.renderer.findNodeByUid(uid)
+        // 展开后还是没找到，那么就别进入了，否则会死循环
+        if (node) {
+          this.jump(index)
+        }
+      })
+      return
+    }
+    // 1.聚焦到某个节点
+    if (step.type === 'node') {
+      this.currentStepNode = node
+      // 当前节点存在带下划线的文本内容
+      const uNodeList = this.config.openBlankMode ? node.group.find('u') : null
+      if (uNodeList && uNodeList.length > 0) {
+        this.currentUnderlineTextData = {
+          index: 0,
+          list: uNodeList,
+          length: uNodeList.length
+        }
+      }
+      // 适应画布大小
+      this.mindMap.view.fit(
+        () => {
+          return node.group.rbox()
+        },
+        true,
+        this.config.padding + this.config.margin
+      )
+      const rect = node.group.rbox()
+      this.updateHighlightEl({
+        left: rect.x,
+        top: rect.y,
+        width: rect.width,
+        height: rect.height
+      })
+    } else {
+      // 2.聚焦到某个节点的所有子节点
+      // 聚焦该节点的所有子节点
+      const task = () => {
+        // 先收起该节点所有子节点的子节点
+        nodeData.children.forEach(item => {
+          item.data.expand = false
+        })
+        this.mindMap.render(() => {
+          // 适应画布大小
+          this.mindMap.view.fit(
+            () => {
+              const res = getNodeTreeBoundingRect(node, 0, 0, 0, 0, true)
+              return {
+                ...res,
+                x: res.left,
+                y: res.top
+              }
+            },
+            true,
+            this.config.padding + this.config.margin
+          )
+          const res = getNodeTreeBoundingRect(node, 0, 0, 0, 0, true)
+          this.updateHighlightEl(res)
+        })
+      }
+      // 如果该节点是收起状态，那么需要先展开
+      if (!nodeData.data.expand) {
+        this.mindMap.execCommand('SET_NODE_EXPAND', node, true)
+        const onRenderEnd = () => {
+          this.mindMap.off('node_tree_render_end', onRenderEnd)
+          task()
+        }
+        this.mindMap.on('node_tree_render_end', onRenderEnd)
+      } else {
+        // 否则直接聚焦
+        task()
+      }
+    }
+  }
+
+  // 深度度优先遍历所有节点，返回步骤列表
+  getStepList() {
+    walk(this.mindMap.renderer.renderTree, null, node => {
+      this.stepList.push({
+        type: 'node',
+        node
+      })
+      // 添加概要步骤
+      const generalizationList = formatGetNodeGeneralization(node.data)
+      generalizationList.forEach(item => {
+        // 没有uid的直接过滤掉，否则会死循环
+        if (item.uid) {
+          this.stepList.push({
+            type: 'node',
+            node: {
+              data: item
+            }
+          })
+        }
+      })
+      if (node.children.length > 1) {
+        this.stepList.push({
+          type: 'children',
+          node
+        })
+      }
+    })
+  }
+
+  // 插件被移除前做的事情
+  beforePluginRemove() {
+    this.unBindEvent()
+  }
+
+  // 插件被卸载前做的事情
+  beforePluginDestroy() {
+    this.unBindEvent()
+  }
+}
+
+Demonstrate.instanceName = 'demonstrate'
+
+export default Demonstrate