打包0.9.1

Doc
Fix：修复在节点文本编辑中和关联线文本编辑中时销毁思维导图文本编辑框未被销毁的问题
2026-02-18 06:18:27 +08:00 · 2023-12-05 09:34:51 +08:00 · 2023-12-05 09:31:13 +08:00 · 2023-12-05 09:02:41 +08:00 · 2023-12-04 11:25:04 +08:00 · 2023-12-04 11:07:26 +08:00
849 changed files with 85496 additions and 12075 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 node_modules
-.DS_Store
+.DS_Store
+dist_electron
--- a/21
+++ b/21
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2021-2023 The MindMap Team
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
--- a/README.md
+++ b/README.md
--- a/README.zh-Hans.md
+++ b/README.zh-Hans.md
--- a/docs/assets/1.gif
+++ b/docs/assets/1.gif
--- a/docs/assets/2.gif
+++ b/docs/assets/2.gif
--- a/docs/assets/2021-07-21-19-54-48.gif
+++ b/docs/assets/2021-07-21-19-54-48.gif
--- a/docs/assets/3.gif
+++ b/docs/assets/3.gif
--- a/docs/assets/image-20210717174716810.png
+++ b/docs/assets/image-20210717174716810.png
--- a/docs/assets/image-20210717202607786.png
+++ b/docs/assets/image-20210717202607786.png
--- a/docs/assets/image-20210717210355763.png
+++ b/docs/assets/image-20210717210355763.png
--- a/docs/assets/image-20210717224527681.png
+++ b/docs/assets/image-20210717224527681.png
--- a/docs/assets/image-20210717230604086.png
+++ b/docs/assets/image-20210717230604086.png
--- a/docs/assets/image-20210717230805200.png
+++ b/docs/assets/image-20210717230805200.png
--- a/docs/assets/image-20210717230808662.png
+++ b/docs/assets/image-20210717230808662.png
--- a/docs/assets/image-20210718083006111.png
+++ b/docs/assets/image-20210718083006111.png
--- a/docs/assets/image-20210718083616076.png
+++ b/docs/assets/image-20210718083616076.png
--- a/docs/assets/image-20210718092817830.png
+++ b/docs/assets/image-20210718092817830.png
--- a/docs/assets/image-20210718102434530.png
+++ b/docs/assets/image-20210718102434530.png
--- a/docs/assets/image-20210718110652705.png
+++ b/docs/assets/image-20210718110652705.png
--- a/docs/assets/image-20210718111334085.png
+++ b/docs/assets/image-20210718111334085.png
--- a/docs/assets/image-20210718134525691.png
+++ b/docs/assets/image-20210718134525691.png
--- a/docs/assets/image-20210718184835414.png
+++ b/docs/assets/image-20210718184835414.png
--- a/docs/assets/image-20210718191124627.png
+++ b/docs/assets/image-20210718191124627.png
--- a/docs/assets/image-20210718221814590.png
+++ b/docs/assets/image-20210718221814590.png
--- a/docs/assets/image-20210718222150055.png
+++ b/docs/assets/image-20210718222150055.png
--- a/docs/assets/image-20210718222612078.png
+++ b/docs/assets/image-20210718222612078.png
--- a/docs/assets/image-20210720191943989.png
+++ b/docs/assets/image-20210720191943989.png
--- a/docs/assets/image-20210720192008277.png
+++ b/docs/assets/image-20210720192008277.png
--- a/docs/assets/image-20210720200816281.png
+++ b/docs/assets/image-20210720200816281.png
--- a/docs/assets/image-20210721183307656.png
+++ b/docs/assets/image-20210721183307656.png
--- a/docs/assets/image-20210721183340310.png
+++ b/docs/assets/image-20210721183340310.png
--- a/docs/assets/image-20210721183823754.png
+++ b/docs/assets/image-20210721183823754.png
--- a/docs/assets/image-20210721184140488.png
+++ b/docs/assets/image-20210721184140488.png
--- a/docs/assets/image-20210721185453825.png
+++ b/docs/assets/image-20210721185453825.png
--- a/docs/assets/image-20210721190700979.png
+++ b/docs/assets/image-20210721190700979.png
--- a/docs/assets/swdt.jpg
+++ b/docs/assets/swdt.jpg
--- a/docs/web思维导图实现的技术点分析.md
+++ b/docs/web思维导图实现的技术点分析.md
--- a/index.html
+++ b/index.html
@@ -1 +1,69 @@
-<!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,initial-scale=1"><title>一个简单的web思维导图实现</title><link href="dist/js/chunk-2d20ec02.917aff76.js" rel="prefetch"><link href="dist/js/chunk-2d216b67.2d06497a.js" rel="prefetch"><link href="dist/js/chunk-3a2f3e67.13278516.js" rel="prefetch"><link href="dist/css/app.92b546b0.css" rel="preload" as="style"><link href="dist/css/chunk-vendors.94891485.css" rel="preload" as="style"><link href="dist/js/app.aca24f03.js" rel="preload" as="script"><link href="dist/js/chunk-vendors.6cac1a4d.js" rel="preload" as="script"><link href="dist/css/chunk-vendors.94891485.css" rel="stylesheet"><link href="dist/css/app.92b546b0.css" 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 src="dist/js/chunk-vendors.6cac1a4d.js"></script><script src="dist/js/app.aca24f03.js"></script></body></html>
+<!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?7820598bfce2a2653e5c" rel="stylesheet"><link href="dist/css/app.css?7820598bfce2a2653e5c" 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"
+                  },
+                  "children": []
+                },
+                theme:{
+                  "template":"avocado",
+                  "config":{}
+                },
+                layout:"logicalStructure",
+                config: {},
+                view: null,
+              },
+              lang: 'zh',
+              localConfig: null
+            })
+          }, 200)
+        })
+      }
+      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) => {
+          console.log(data)
+        }
+        // 获取语言的函数
+        window.takeOverAppMethods.getLanguage = () => {
+          return data.lang
+        }
+        // 保存语言的函数
+        window.takeOverAppMethods.saveLanguage = (lang) => {
+          console.log(lang)
+        }
+        // 获取本地配置的函数
+        window.takeOverAppMethods.getLocalConfig = () => {
+          return data.localConfig
+        }
+        // 保存本地配置的函数
+        window.takeOverAppMethods.saveLocalConfig = (config) => {
+          console.log(config)
+        }
+      }
+      window.onload = async () => {
+        if (!window.takeOverApp) return
+        // 请求数据
+        const data = await getDataFromBackend()
+        // 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) => {
+          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?7820598bfce2a2653e5c"></script><script src="dist/js/app.js?7820598bfce2a2653e5c"></script></body></html>
--- a/simple-mind-map/bin/wsServer.mjs
+++ b/simple-mind-map/bin/wsServer.mjs
@@ -0,0 +1,152 @@
+#!/usr/bin/env node
+
+import ws from 'ws'
+import http from 'http'
+import * as map from 'lib0/map'
+
+const wsReadyStateConnecting = 0
+const wsReadyStateOpen = 1
+const wsReadyStateClosing = 2 // eslint-disable-line
+const wsReadyStateClosed = 3 // eslint-disable-line
+
+const pingTimeout = 30000
+
+const port = process.env.PORT || 4444
+// @ts-ignore
+const wss = new ws.Server({ noServer: true })
+
+const server = http.createServer((request, response) => {
+  response.writeHead(200, { 'Content-Type': 'text/plain' })
+  response.end('okay')
+})
+
+/**
+ * Map froms topic-name to set of subscribed clients.
+ * @type {Map<string, Set<any>>}
+ */
+const topics = new Map()
+
+/**
+ * @param {any} conn
+ * @param {object} message
+ */
+const send = (conn, message) => {
+  if (
+    conn.readyState !== wsReadyStateConnecting &&
+    conn.readyState !== wsReadyStateOpen
+  ) {
+    conn.close()
+  }
+  try {
+    conn.send(JSON.stringify(message))
+  } catch (e) {
+    conn.close()
+  }
+}
+
+/**
+ * Setup a new client
+ * @param {any} conn
+ */
+const onconnection = conn => {
+  /**
+   * @type {Set<string>}
+   */
+  const subscribedTopics = new Set()
+  let closed = false
+  // Check if connection is still alive
+  let pongReceived = true
+  const pingInterval = setInterval(() => {
+    if (!pongReceived) {
+      conn.close()
+      clearInterval(pingInterval)
+    } else {
+      pongReceived = false
+      try {
+        conn.ping()
+      } catch (e) {
+        conn.close()
+      }
+    }
+  }, pingTimeout)
+  conn.on('pong', () => {
+    pongReceived = true
+  })
+  conn.on('close', () => {
+    subscribedTopics.forEach(topicName => {
+      const subs = topics.get(topicName) || new Set()
+      subs.delete(conn)
+      if (subs.size === 0) {
+        topics.delete(topicName)
+      }
+    })
+    subscribedTopics.clear()
+    closed = true
+  })
+  conn.on(
+    'message',
+    /** @param {object} message */ message => {
+      if (typeof message === 'string') {
+        message = JSON.parse(message)
+      }
+      if (message && message.type && !closed) {
+        switch (message.type) {
+          case 'subscribe':
+            /** @type {Array<string>} */ ;(message.topics || []).forEach(
+              topicName => {
+                if (typeof topicName === 'string') {
+                  // add conn to topic
+                  const topic = map.setIfUndefined(
+                    topics,
+                    topicName,
+                    () => new Set()
+                  )
+                  topic.add(conn)
+                  // add topic to conn
+                  subscribedTopics.add(topicName)
+                }
+              }
+            )
+            break
+          case 'unsubscribe':
+            /** @type {Array<string>} */ ;(message.topics || []).forEach(
+              topicName => {
+                const subs = topics.get(topicName)
+                if (subs) {
+                  subs.delete(conn)
+                }
+              }
+            )
+            break
+          case 'publish':
+            if (message.topic) {
+              const receivers = topics.get(message.topic)
+              if (receivers) {
+                message.clients = receivers.size
+                receivers.forEach(receiver => send(receiver, message))
+              }
+            }
+            break
+          case 'ping':
+            send(conn, { type: 'pong' })
+        }
+      }
+    }
+  )
+}
+wss.on('connection', onconnection)
+
+server.on('upgrade', (request, socket, head) => {
+  // You may check auth of request here..
+  /**
+   * @param {any} ws
+   */
+  const handleAuth = ws => {
+    wss.emit('connection', ws, request)
+  }
+  wss.handleUpgrade(request, socket, head, handleAuth)
+})
+
+server.listen(port)
+
+console.log('Signaling server running on localhost:', port)
--- a/simple-mind-map/dist/img/blueSky.3c7f8ccb.jpg
+++ b/simple-mind-map/dist/img/blueSky.3c7f8ccb.jpg
--- a/simple-mind-map/dist/img/brainImpairedPink.511fee22.jpg
+++ b/simple-mind-map/dist/img/brainImpairedPink.511fee22.jpg
--- a/simple-mind-map/dist/img/catalogOrganization.380bb277.jpg
+++ b/simple-mind-map/dist/img/catalogOrganization.380bb277.jpg
--- a/simple-mind-map/dist/img/classic.733f273c.jpg
+++ b/simple-mind-map/dist/img/classic.733f273c.jpg
--- a/simple-mind-map/dist/img/classic2.cdfe2a8d.jpg
+++ b/simple-mind-map/dist/img/classic2.cdfe2a8d.jpg
--- a/simple-mind-map/dist/img/classic3.19d6c347.jpg
+++ b/simple-mind-map/dist/img/classic3.19d6c347.jpg
--- a/simple-mind-map/dist/img/classic4.087902fc.jpg
+++ b/simple-mind-map/dist/img/classic4.087902fc.jpg
--- a/simple-mind-map/dist/img/classicBlue.4b8243c6.jpg
+++ b/simple-mind-map/dist/img/classicBlue.4b8243c6.jpg
--- a/simple-mind-map/dist/img/classicGreen.c2ae7bde.jpg
+++ b/simple-mind-map/dist/img/classicGreen.c2ae7bde.jpg
--- a/simple-mind-map/dist/img/dark.894c1d36.jpg
+++ b/simple-mind-map/dist/img/dark.894c1d36.jpg
--- a/simple-mind-map/dist/img/dark2.c49dc11c.jpg
+++ b/simple-mind-map/dist/img/dark2.c49dc11c.jpg
--- a/simple-mind-map/dist/img/default.1312a3ba.jpg
+++ b/simple-mind-map/dist/img/default.1312a3ba.jpg
--- a/simple-mind-map/dist/img/earthYellow.c35e546d.jpg
+++ b/simple-mind-map/dist/img/earthYellow.c35e546d.jpg
--- a/simple-mind-map/dist/img/freshGreen.0e344e3e.jpg
+++ b/simple-mind-map/dist/img/freshGreen.0e344e3e.jpg
--- a/simple-mind-map/dist/img/freshRed.1c5bde77.jpg
+++ b/simple-mind-map/dist/img/freshRed.1c5bde77.jpg
--- a/simple-mind-map/dist/img/gold.3093b3c8.jpg
+++ b/simple-mind-map/dist/img/gold.3093b3c8.jpg
--- a/simple-mind-map/dist/img/greenLeaf.6789e8fc.jpg
+++ b/simple-mind-map/dist/img/greenLeaf.6789e8fc.jpg
--- a/simple-mind-map/dist/img/logicalStructure.624920ce.jpg
+++ b/simple-mind-map/dist/img/logicalStructure.624920ce.jpg
--- a/simple-mind-map/dist/img/mindMap.223b38aa.jpg
+++ b/simple-mind-map/dist/img/mindMap.223b38aa.jpg
--- a/simple-mind-map/dist/img/minions.c2a93f9e.jpg
+++ b/simple-mind-map/dist/img/minions.c2a93f9e.jpg
--- a/simple-mind-map/dist/img/mint.7933f60a.jpg
+++ b/simple-mind-map/dist/img/mint.7933f60a.jpg
--- a/simple-mind-map/dist/img/organizationStructure.8064f4da.jpg
+++ b/simple-mind-map/dist/img/organizationStructure.8064f4da.jpg
--- a/simple-mind-map/dist/img/pinkGrape.32c2587b.jpg
+++ b/simple-mind-map/dist/img/pinkGrape.32c2587b.jpg
--- a/simple-mind-map/dist/img/romanticPurple.7607e58a.jpg
+++ b/simple-mind-map/dist/img/romanticPurple.7607e58a.jpg
--- a/simple-mind-map/dist/img/skyGreen.4cfa829a.jpg
+++ b/simple-mind-map/dist/img/skyGreen.4cfa829a.jpg
--- a/simple-mind-map/dist/img/vitalityOrange.5dd9014f.jpg
+++ b/simple-mind-map/dist/img/vitalityOrange.5dd9014f.jpg
--- a/simple-mind-map/example/exampleData.js
+++ b/simple-mind-map/example/exampleData.js
@@ -900,6 +900,17 @@ const data5 = {
    }
 }

+// 富文本数据v0.4.0+，需要使用RichText插件才支持富文本编辑
+const richTextData = {
+    "root": {
+        "data": {
+            "text": "<a href='http://lxqnsys.com/' target='_blank'>理想去年实验室</a>",
+            "richText": true
+        },
+        "children": []
+    }
+}
+
 const rootData = {
    "root": {
        "data": {
@@ -925,5 +936,6 @@ export default {
    "layout": "logicalStructure",
    // "layout": "mindMap",
    // "layout": "catalogOrganization"
-    // "layout": "organizationStructure"
+    // "layout": "organizationStructure",
+    "config": {}
 }
--- a/simple-mind-map/example/exportFullData.json
+++ b/simple-mind-map/example/exportFullData.json
@@ -31,6 +31,12 @@
                    "isActive": false
                },
                "children": []
+            }, {
+                "data": {
+                    "text": "<a href='http://lxqnsys.com/' target='_blank'>理想去年实验室</a>",
+                    "richText": true
+                },
+                "children": []
            }]
        }]
    },
@@ -62,5 +68,6 @@
            "sx": 0,
            "sy": 0
        }
-    }
+    },
+    "config": {}
 }
--- a/simple-mind-map/full.js
+++ b/simple-mind-map/full.js
@@ -0,0 +1,49 @@
+import MindMap from './index'
+import MiniMap from './src/plugins/MiniMap.js'
+import Watermark from './src/plugins/Watermark.js'
+import KeyboardNavigation from './src/plugins/KeyboardNavigation.js'
+import ExportXMind from './src/plugins/ExportXMind.js'
+import ExportPDF from './src/plugins/ExportPDF.js'
+import Export from './src/plugins/Export.js'
+import Drag from './src/plugins/Drag.js'
+import Select from './src/plugins/Select.js'
+import AssociativeLine from './src/plugins/AssociativeLine'
+import RichText from './src/plugins/RichText'
+import NodeImgAdjust from './src/plugins/NodeImgAdjust.js'
+import TouchEvent from './src/plugins/TouchEvent.js'
+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 xmind from './src/parse/xmind.js'
+import markdown from './src/parse/markdown.js'
+import icons from './src/svg/icons.js'
+import * as constants from './src/constants/constant.js'
+import themes from './src/themes/index.js'
+import * as defaultTheme from './src/themes/default.js'
+
+MindMap.xmind = xmind
+MindMap.markdown = markdown
+MindMap.iconList = icons.nodeIconList
+MindMap.constants = constants
+MindMap.themes = themes
+MindMap.defaultTheme = defaultTheme
+
+MindMap.usePlugin(MiniMap)
+  .usePlugin(Watermark)
+  .usePlugin(Drag)
+  .usePlugin(KeyboardNavigation)
+  .usePlugin(ExportXMind)
+  .usePlugin(ExportPDF)
+  .usePlugin(Export)
+  .usePlugin(Select)
+  .usePlugin(AssociativeLine)
+  .usePlugin(RichText)
+  .usePlugin(TouchEvent)
+  .usePlugin(NodeImgAdjust)
+  .usePlugin(Search)
+  .usePlugin(Painter)
+  .usePlugin(Scrollbar)
+  .usePlugin(Formula)
+
+export default MindMap
--- a/simple-mind-map/index.js
+++ b/simple-mind-map/index.js
@@ -1,83 +1,57 @@
-import View from './src/View'
-import Event from './src/Event'
-import Render from './src/Render'
+import View from './src/core/view/View'
+import Event from './src/core/event/Event'
+import Render from './src/core/render/Render'
 import merge from 'deepmerge'
 import theme from './src/themes'
-import Style from './src/Style'
-import KeyCommand from './src/KeyCommand'
-import Command from './src/Command'
-import BatchExecution from './src/BatchExecution'
-import Export from './src/Export'
-import Select from './src/Select'
-import Drag from './src/Drag'
-import MiniMap from './src/MiniMap'
-import { layoutValueList } from './src/utils/constant'
+import Style from './src/core/render/node/Style'
+import KeyCommand from './src/core/command/KeyCommand'
+import Command from './src/core/command/Command'
+import BatchExecution from './src/utils/BatchExecution'
+import {
+  layoutValueList,
+  CONSTANTS,
+  commonCaches,
+  ERROR_TYPES,
+  cssContent
+} from './src/constants/constant'
 import { SVG } from '@svgdotjs/svg.js'
-import xmind from './src/parse/xmind'
-import { simpleDeepClone } from './src/utils'
-import KeyboardNavigation from './src/KeyboardNavigation'
-
-// 默认选项配置
-const defaultOpt = {
-  // 是否只读
-  readonly: false,
-  // 布局
-  layout: 'logicalStructure',
-  // 主题
-  theme: 'default', // 内置主题：default（默认主题）
-  // 主题配置，会和所选择的主题进行合并
-  themeConfig: {},
-  // 放大缩小的增量比例
-  scaleRatio: 0.1,
-  // 最多显示几个标签
-  maxTag: 5,
-  // 导出图片时的内边距
-  exportPadding: 20,
-  // 展开收缩按钮尺寸
-  expandBtnSize: 20,
-  // 节点里图片和文字的间距
-  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
-  /*
-        {
-            show(){},
-            hide(){}
-        }
-    */
-}
+import { simpleDeepClone, getType, getObjectChangedProps } from './src/utils'
+import defaultTheme, {
+  checkIsNodeSizeIndependenceConfig
+} from './src/themes/default'
+import { defaultOpt } from './src/constants/defaultOptions'

 //  思维导图
 class MindMap {
  //  构造函数
+  /**
+   *
+   * @param {defaultOpt} opt
+   */
  constructor(opt = {}) {
    // 合并选项
    this.opt = this.handleOpt(merge(defaultOpt, opt))

    // 容器元素
    this.el = this.opt.el
-    this.elRect = this.el.getBoundingClientRect()
+    if (!this.el) throw new Error('缺少容器元素el')

-    // 画布宽高
-    this.width = this.elRect.width
-    this.height = this.elRect.height
+    // 获取容器尺寸位置信息
+    this.getElRectInfo()
+
+    // 添加css
+    this.cssEl = null
+    this.addCss()

    // 画布
-    this.svg = SVG().addTo(this.el).size(this.width, this.height)
-    this.draw = this.svg.group()
-
-    // 节点id
-    this.uid = 0
+    this.initContainer()

    // 初始化主题
    this.initTheme()

+    // 初始化缓存数据
+    this.initCache()
+
    // 事件类
    this.event = new Event({
      mindMap: this
@@ -100,40 +74,19 @@ class MindMap {

    // 视图操作类
    this.view = new View({
-      mindMap: this,
-      draw: this.draw
-    })
-
-    // 小地图类
-    this.miniMap = new MiniMap({
-      mindMap: this
-    })
-
-    // 导出类
-    this.doExport = new Export({
-      mindMap: this
-    })
-
-    // 选择类
-    this.select = new Select({
-      mindMap: this
-    })
-
-    // 拖动类
-    this.drag = new Drag({
-      mindMap: this
-    })
-
-    // 键盘导航类
-    this.keyboardNavigation = new KeyboardNavigation({
      mindMap: this
    })

    // 批量执行类
    this.batchExecution = new BatchExecution()

+    // 注册插件
+    MindMap.pluginList.forEach(plugin => {
+      this.initPlugin(plugin)
+    })
+
    // 初始渲染
-    this.reRender()
+    this.render(this.opt.fit ? () => this.view.fit() : () => {})
    setTimeout(() => {
      this.command.addHistory()
    }, 0)
@@ -141,40 +94,103 @@ class MindMap {

  //  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 = 'logicalStructure'
+      opt.layout = CONSTANTS.LAYOUT.LOGICAL_STRUCTURE
    }
    // 检查主题配置
    opt.theme = opt.theme && theme[opt.theme] ? opt.theme : 'default'
    return opt
  }

+  // 创建容器元素
+  initContainer() {
+    const { associativeLineIsAlwaysAboveNode } = this.opt
+    // 节点关联线容器
+    const createAssociativeLineDraw = () => {
+      this.associativeLineDraw = this.draw.group()
+      this.associativeLineDraw.addClass('smm-associative-line-container')
+    }
+    // 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')
+    // 节点连线容器
+    this.lineDraw = this.draw.group()
+    this.lineDraw.addClass('smm-line-container')
+    // 默认处于节点下方
+    if (!associativeLineIsAlwaysAboveNode) {
+      createAssociativeLineDraw()
+    }
+    // 节点容器
+    this.nodeDraw = this.draw.group()
+    this.nodeDraw.addClass('smm-node-container')
+    // 关联线始终处于节点上方
+    if (associativeLineIsAlwaysAboveNode) {
+      createAssociativeLineDraw()
+    }
+    // 其他内容的容器
+    this.otherDraw = this.draw.group()
+    this.otherDraw.addClass('smm-other-container')
+  }
+
+  // 清空各容器
+  clearDraw() {
+    this.lineDraw.clear()
+    this.associativeLineDraw.clear()
+    this.nodeDraw.clear()
+    this.otherDraw.clear()
+  }
+
+  // 添加必要的css样式到页面
+  addCss() {
+    this.cssEl = document.createElement('style')
+    this.cssEl.type = 'text/css'
+    this.cssEl.innerHTML = cssContent
+    document.head.appendChild(this.cssEl)
+  }
+
+  // 移除css
+  removeCss() {
+    document.head.removeChild(this.cssEl)
+  }
+
  //  渲染，部分渲染
-  render() {
+  render(callback, source = '') {
    this.batchExecution.push('render', () => {
      this.initTheme()
      this.renderer.reRender = false
-      this.renderer.render()
+      this.renderer.render(callback, source)
    })
  }

  //  重新渲染
-  reRender() {
+  reRender(callback, source = '') {
    this.batchExecution.push('render', () => {
-      this.draw.clear()
+      this.clearDraw()
      this.initTheme()
      this.renderer.reRender = true
-      this.renderer.render()
+      this.renderer.render(callback, source)
    })
  }

+  // 获取或更新容器尺寸位置信息
+  getElRectInfo() {
+    this.elRect = this.el.getBoundingClientRect()
+    this.width = this.elRect.width
+    this.height = this.elRect.height
+    if (this.width <= 0 || this.height <= 0)
+      throw new Error('容器元素el的宽高不能为0')
+  }
+
  //  容器尺寸变化，调整尺寸
  resize() {
-    this.elRect = this.el.getBoundingClientRect()
-    this.width = this.elRect.width
-    this.height = this.elRect.height
+    this.getElRectInfo()
    this.svg.size(this.width, this.height)
+    this.emit('resize')
  }

  //  监听事件
@@ -192,6 +208,23 @@ class MindMap {
    this.event.off(event, fn)
  }

+  // 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
+    })
+  }
+
  //  设置主题
  initTheme() {
    // 合并主题配置
@@ -201,10 +234,13 @@ class MindMap {
  }

  //  设置主题
-  setTheme(theme) {
-    this.renderer.clearAllActive()
+  setTheme(theme, notRender = false) {
+    this.execCommand('CLEAR_ACTIVE_NODE')
    this.opt.theme = theme
-    this.reRender()
+    if (!notRender) {
+      this.render(null, CONSTANTS.CHANGE_THEME)
+    }
+    this.emit('view_theme_change', theme)
  }

  //  获取当前主题
@@ -213,9 +249,15 @@ class MindMap {
  }

  //  设置主题配置
-  setThemeConfig(config) {
+  setThemeConfig(config, notRender = false) {
+    // 计算改变了的配置
+    const changedConfig = getObjectChangedProps(this.themeConfig, config)
    this.opt.themeConfig = config
-    this.reRender()
+    if (!notRender) {
+      // 检查改变的是否是节点大小无关的主题属性
+      let res = checkIsNodeSizeIndependenceConfig(changedConfig)
+      this.render(null, res ? '' : CONSTANTS.CHANGE_THEME)
+    }
  }

  //  获取自定义主题配置
@@ -228,20 +270,33 @@ class MindMap {
    return prop === undefined ? this.themeConfig : this.themeConfig[prop]
  }

+  // 获取配置
+  getConfig(prop) {
+    return prop === undefined ? this.opt : this.opt[prop]
+  }
+
+  // 更新配置
+  updateConfig(opt = {}) {
+    this.opt = this.handleOpt(merge.all([defaultOpt, this.opt, opt]))
+  }
+
  //  获取当前布局结构
  getLayout() {
    return this.opt.layout
  }

  //  设置布局结构
-  setLayout(layout) {
+  setLayout(layout, notRender = false) {
    // 检查布局配置
    if (!layoutValueList.includes(layout)) {
-      layout = 'logicalStructure'
+      layout = CONSTANTS.LAYOUT.LOGICAL_STRUCTURE
    }
    this.opt.layout = layout
+    this.view.reset()
    this.renderer.setLayout()
-    this.render()
+    if (!notRender) {
+      this.render(null, CONSTANTS.CHANGE_LAYOUT)
+    }
  }

  //  执行命令
@@ -251,10 +306,13 @@ class MindMap {

  //  动态设置思维导图数据，纯节点数据
  setData(data) {
+    data = simpleDeepClone(data || {})
    this.execCommand('CLEAR_ACTIVE_NODE')
    this.command.clearHistory()
-    this.renderer.renderTree = data
-    this.reRender()
+    this.command.addHistory()
+    this.renderer.setData(data)
+    this.reRender(() => {}, CONSTANTS.SET_DATA)
+    this.emit('set_data', data)
  }

  //  动态设置思维导图数据，包括节点数据、布局、主题、视图
@@ -300,8 +358,12 @@ class MindMap {

  //  导出
  async export(...args) {
-    let result = await this.doExport.export(...args)
-    return result
+    try {
+      let result = await this.doExport.export(...args)
+      return result
+    } catch (error) {
+      this.opt.errorHandler(ERROR_TYPES.EXPORT_ERROR, error)
+    }
  }

  //  转换位置
@@ -314,18 +376,162 @@ class MindMap {

  //  设置只读模式、编辑模式
  setMode(mode) {
-    if (!['readonly', 'edit'].includes(mode)) {
+    if (![CONSTANTS.MODE.READONLY, CONSTANTS.MODE.EDIT].includes(mode)) {
      return
    }
-    this.opt.readonly = mode === 'readonly'
+    this.opt.readonly = mode === CONSTANTS.MODE.READONLY
    if (this.opt.readonly) {
      // 取消当前激活的元素
-      this.renderer.clearAllActive()
+      this.execCommand('CLEAR_ACTIVE_NODE')
    }
    this.emit('mode_change', mode)
  }
+
+  // 获取svg数据
+  getSvgData({ paddingX = 0, paddingY = 0, ignoreWatermark = false } = {}) {
+    const svg = this.svg
+    const draw = this.draw
+    // 保存原始信息
+    const origWidth = svg.width()
+    const origHeight = svg.height()
+    const origTransform = draw.transform()
+    const elRect = this.elRect
+    // 去除放大缩小的变换效果
+    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()
+    // 内边距
+    rect.width += paddingX * 2
+    rect.height += paddingY * 2
+    draw.translate(paddingX, paddingY)
+    // 将svg设置为实际内容的宽高
+    svg.size(rect.width, rect.height)
+    // 把实际内容变换
+    draw.translate(-rect.x + elRect.left, -rect.y + elRect.top)
+    // 克隆一份数据
+    let clone = svg.clone()
+    // 如果实际图形宽高超出了屏幕宽高，且存在水印的话需要重新绘制水印，否则会出现超出部分没有水印的问题
+    if (
+      !ignoreWatermark &&
+      (rect.width > origWidth || rect.height > origHeight) &&
+      this.watermark &&
+      this.watermark.hasWatermark()
+    ) {
+      this.width = rect.width
+      this.height = rect.height
+      this.watermark.draw()
+      clone = svg.clone()
+      this.width = origWidth
+      this.height = origHeight
+      this.watermark.draw()
+    }
+    // 添加必要的样式
+    clone.add(SVG(`<style>${cssContent}</style>`))
+    // 修正关联线箭头marker的id
+    const markerList = svg.find('marker')
+    if (markerList && markerList.length > 0) {
+      const id = markerList[0].attr('id')
+      clone.find('marker').forEach(item => {
+        item.attr('id', id)
+      })
+    }
+    // 恢复原先的大小和变换信息
+    svg.size(origWidth, origHeight)
+    draw.transform(origTransform)
+
+    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
+      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
+      },
+      origWidth, // 画布宽度
+      origHeight, // 画布高度
+      scaleX: origTransform.scaleX, // 思维导图图形的水平缩放值
+      scaleY: origTransform.scaleY // 思维导图图形的垂直缩放值
+    }
+  }
+
+  // 添加插件
+  addPlugin(plugin, opt) {
+    let index = MindMap.hasPlugin(plugin)
+    if (index === -1) {
+      MindMap.usePlugin(plugin, opt)
+      this.initPlugin(plugin)
+    }
+  }
+
+  // 移除插件
+  removePlugin(plugin) {
+    let index = MindMap.hasPlugin(plugin)
+    if (index !== -1) {
+      MindMap.pluginList.splice(index, 1)
+      if (this[plugin.instanceName]) {
+        if (this[plugin.instanceName].beforePluginRemove) {
+          this[plugin.instanceName].beforePluginRemove()
+        }
+        delete this[plugin.instanceName]
+      }
+    }
+  }
+
+  // 实例化插件
+  initPlugin(plugin) {
+    this[plugin.instanceName] = new plugin({
+      mindMap: this,
+      pluginOpt: plugin.pluginOpt
+    })
+  }
+
+  // 销毁
+  destroy() {
+    this.emit('beforeDestroy')
+    // 清除节点编辑框
+    this.renderer.textEdit.hideEditTextBox()
+    // 清除关联线文字编辑框
+    if (this.associativeLine) {
+      this.associativeLine.hideEditTextBox()
+    }
+    // 移除插件
+    ;[...MindMap.pluginList].forEach(plugin => {
+      if (this[plugin.instanceName].beforePluginDestroy) {
+        this[plugin.instanceName].beforePluginDestroy()
+      }
+      this[plugin.instanceName] = null
+    })
+    // 解绑事件
+    this.event.unbind()
+    // 移除画布节点
+    this.svg.remove()
+    // 去除给容器元素设置的背景样式
+    Style.removeBackgroundStyle(this.el)
+    this.el.innerHTML = ''
+    this.el = null
+    this.removeCss()
+  }
 }

-MindMap.xmind = xmind
+// 插件列表
+MindMap.pluginList = []
+MindMap.usePlugin = (plugin, opt = {}) => {
+  if (MindMap.hasPlugin(plugin) !== -1) return MindMap
+  plugin.pluginOpt = opt
+  MindMap.pluginList.push(plugin)
+  return MindMap
+}
+MindMap.hasPlugin = plugin => {
+  return MindMap.pluginList.findIndex(item => {
+    return item === plugin
+  })
+}
+
+// 定义新主题
+MindMap.defineTheme = (name, config = {}) => {
+  if (theme[name]) {
+    return new Error('该主题名称已存在')
+  }
+  theme[name] = merge(defaultTheme, config)
+}

 export default MindMap
--- a/simple-mind-map/package-lock.json
+++ b/simple-mind-map/package-lock.json
--- a/simple-mind-map/package.json
+++ b/simple-mind-map/package.json
@@ -1,6 +1,6 @@
 {
  "name": "simple-mind-map",
-  "version": "0.2.21",
+  "version": "0.9.1",
  "description": "一个简单的web在线思维导图",
  "authors": [
    {
@@ -12,6 +12,8 @@
      "url": "http://lxqnsys.com/"
    }
  ],
+  "types": "./types/index.d.ts",
+  "typings": "./types/index.d.ts",
  "license": "MIT",
  "repository": {
    "type": "git",
@@ -19,18 +21,26 @@
  },
  "scripts": {
    "lint": "eslint src/",
-    "format": "prettier --write ."
+    "format": "prettier --write .",
+    "types": "npx -p typescript tsc index.js --declaration --allowJs --emitDeclarationOnly --outDir types --target es2017 --skipLibCheck",
+    "wsServe": "node ./bin/wsServer.mjs"
  },
  "module": "index.js",
  "main": "./dist/simpleMindMap.umd.min.js",
  "dependencies": {
    "@svgdotjs/svg.js": "^3.0.16",
-    "canvg": "^3.0.7",
    "deepmerge": "^1.5.2",
    "eventemitter3": "^4.0.7",
    "jspdf": "^2.5.1",
    "jszip": "^3.10.1",
-    "xml-js": "^1.6.11"
+    "katex": "^0.16.8",
+    "mdast-util-from-markdown": "^1.3.0",
+    "quill": "^1.3.6",
+    "tern": "^0.24.3",
+    "uuid": "^9.0.0",
+    "xml-js": "^1.6.11",
+    "y-webrtc": "^10.2.5",
+    "yjs": "^13.6.8"
  },
  "keywords": [
    "javascript",
--- a/simple-mind-map/scripts/changeComments.js
+++ b/simple-mind-map/scripts/changeComments.js
@@ -1,4 +1,4 @@
-// 将/** */类型的注释转换为//类型
+// 遍历所有js文件
 const path = require('path')
 const fs = require('fs')

@@ -11,13 +11,26 @@ const transform = dir => {
    if (fs.statSync(file).isDirectory()) {
      transform(file)
    } else if (/\.js$/.test(file)) {
-      rewriteComments(file)
+      transformFile(file)
    }
  })
 }

-const rewriteComments = file => {
+const transformFile = file => {
+  console.log(file)
  let content = fs.readFileSync(file, 'utf-8')
+  countCodeLines(content)
+  // transformComments(file, content)
+}
+
+// 统计代码行数
+let totalLines = 0
+const countCodeLines = content => {
+  totalLines += content.split(/\n/).length
+}
+
+// 转换注释类型
+const transformComments = (file, content) => {
  console.log('当前转换文件：', file)
  content = content.replace(/\/\*\*[^/]+\*\//g, str => {
    let res = /@Desc:([^\n]+)\n/g.exec(str)
@@ -29,4 +42,5 @@ const rewriteComments = file => {
 }

 transform(entryPath)
-rewriteComments(path.join(__dirname, '../index.js'))
+transformFile(path.join(__dirname, '../index.js'))
+console.log(totalLines)
--- a/simple-mind-map/src/BatchExecution.js
+++ b/simple-mind-map/src/BatchExecution.js
@@ -1,65 +0,0 @@
-//  在下一个事件循环里执行任务
-const nextTick = function (fn, ctx) {
-  let pending = false
-  let timerFunc = null
-  let handle = () => {
-    pending = false
-    ctx ? fn.call(ctx) : fn()
-  }
-  // 支持MutationObserver接口的话使用MutationObserver
-  if (typeof MutationObserver !== 'undefined') {
-    let counter = 1
-    let observer = new MutationObserver(handle)
-    let textNode = document.createTextNode(counter)
-    observer.observe(textNode, {
-      characterData: true // 设为 true 表示监视指定目标节点或子节点树中节点所包含的字符数据的变化
-    })
-    timerFunc = function () {
-      counter = (counter + 1) % 2 // counter会在0和1两者循环变化
-      textNode.data = counter // 节点变化会触发回调handle，
-    }
-  } else {
-    // 否则使用定时器
-    timerFunc = setTimeout
-  }
-  return function () {
-    if (pending) return
-    pending = true
-    timerFunc(handle, 0)
-  }
-}
-
-//  批量执行
-class BatchExecution {
-  //  构造函数
-  constructor() {
-    this.has = {}
-    this.queue = []
-    this.nextTick = nextTick(this.flush, this)
-  }
-
-  //  添加任务
-  push(name, fn) {
-    if (this.has[name]) {
-      return
-    }
-    this.has[name] = true
-    this.queue.push({
-      name,
-      fn
-    })
-    this.nextTick()
-  }
-
-  //   执行队列
-  flush() {
-    let fns = this.queue.slice(0)
-    this.queue = []
-    fns.forEach(({ name, fn }) => {
-      this.has[name] = false
-      fn()
-    })
-  }
-}
-
-export default BatchExecution
--- a/simple-mind-map/src/Drag.js
+++ b/simple-mind-map/src/Drag.js
@@ -1,254 +0,0 @@
-import { bfsWalk, throttle } from './utils'
-import Base from './layouts/Base'
-
-//  节点拖动类
-
-class Drag extends Base {
-  //  构造函数
-
-  constructor({ mindMap }) {
-    super(mindMap.renderer)
-    this.mindMap = mindMap
-    this.reset()
-    this.bindEvent()
-  }
-
-  //  复位
-
-  reset() {
-    // 当前拖拽节点
-    this.node = null
-    // 当前重叠节点
-    this.overlapNode = null
-    // 当前上一个同级节点
-    this.prevNode = null
-    // 当前下一个同级节点
-    this.nextNode = null
-    // 画布的变换数据
-    this.drawTransform = null
-    // 克隆节点
-    this.clone = null
-    // 连接线
-    this.line = null
-    // 同级位置占位符
-    this.placeholder = null
-    // 鼠标按下位置和节点左上角的偏移量
-    this.offsetX = 0
-    this.offsetY = 0
-    // 克隆节点左上角的坐标
-    this.cloneNodeLeft = 0
-    this.cloneNodeTop = 0
-    // 当前鼠标是否按下
-    this.isMousedown = false
-    // 拖拽的鼠标位置变量
-    this.mouseDownX = 0
-    this.mouseDownY = 0
-    this.mouseMoveX = 0
-    this.mouseMoveY = 0
-  }
-
-  //  绑定事件
-
-  bindEvent() {
-    this.checkOverlapNode = throttle(this.checkOverlapNode, 300, this)
-    this.mindMap.on('node_mousedown', (node, e) => {
-      if (this.mindMap.opt.readonly || node.isGeneralization) {
-        return
-      }
-      if (e.which !== 1 || node.isRoot) {
-        return
-      }
-      e.preventDefault()
-      // 计算鼠标按下的位置距离节点左上角的距离
-      this.drawTransform = this.mindMap.draw.transform()
-      let { scaleX, scaleY, translateX, translateY } = this.drawTransform
-      let { x, y } = this.mindMap.toPos(e.clientX, e.clientY)
-      this.offsetX = x - (node.left * scaleX + translateX)
-      this.offsetY = y - (node.top * scaleY + translateY)
-      this.node = node
-      this.isMousedown = true
-      this.mouseDownX = x
-      this.mouseDownY = y
-    })
-    this.mindMap.on('mousemove', e => {
-      if (this.mindMap.opt.readonly) {
-        return
-      }
-      if (!this.isMousedown) {
-        return
-      }
-      e.preventDefault()
-      let { x, y } = this.mindMap.toPos(e.clientX, e.clientY)
-      this.mouseMoveX = x
-      this.mouseMoveY = y
-      if (
-        Math.abs(x - this.mouseDownX) <= 10 &&
-        Math.abs(y - this.mouseDownY) <= 10 &&
-        !this.node.isDrag
-      ) {
-        return
-      }
-      this.mindMap.renderer.clearAllActive()
-      this.onMove(x, y)
-    })
-    this.onMouseup = this.onMouseup.bind(this)
-    this.mindMap.on('node_mouseup', this.onMouseup)
-    this.mindMap.on('mouseup', this.onMouseup)
-  }
-
-  //  鼠标松开事件
-
-  onMouseup(e) {
-    if (!this.isMousedown) {
-      return
-    }
-    this.isMousedown = false
-    let _nodeIsDrag = this.node.isDrag
-    this.node.isDrag = false
-    this.node.show()
-    this.removeCloneNode()
-    // 存在重叠子节点，则移动作为其子节点
-    if (this.overlapNode) {
-      this.mindMap.renderer.setNodeActive(this.overlapNode, false)
-      this.mindMap.execCommand('MOVE_NODE_TO', this.node, this.overlapNode)
-    } else if (this.prevNode) {
-      // 存在前一个相邻节点，作为其下一个兄弟节点
-      this.mindMap.renderer.setNodeActive(this.prevNode, false)
-      this.mindMap.execCommand('INSERT_AFTER', this.node, this.prevNode)
-    } else if (this.nextNode) {
-      // 存在下一个相邻节点，作为其前一个兄弟节点
-      this.mindMap.renderer.setNodeActive(this.nextNode, false)
-      this.mindMap.execCommand('INSERT_BEFORE', this.node, this.nextNode)
-    } else if (_nodeIsDrag) {
-      // 自定义位置
-      let { x, y } = this.mindMap.toPos(
-        e.clientX - this.offsetX,
-        e.clientY - this.offsetY
-      )
-      let { scaleX, scaleY, translateX, translateY } = this.drawTransform
-      x = (x - translateX) / scaleX
-      y = (y - translateY) / scaleY
-      this.node.left = x
-      this.node.top = y
-      this.node.customLeft = x
-      this.node.customTop = y
-      this.mindMap.execCommand('SET_NODE_CUSTOM_POSITION', this.node, x, y)
-      this.mindMap.render()
-    }
-    this.reset()
-  }
-
-  //  创建克隆节点
-
-  createCloneNode() {
-    if (!this.clone) {
-      // 节点
-      this.clone = this.node.group.clone()
-      this.clone.opacity(0.5)
-      this.clone.css('z-index', 99999)
-      this.node.isDrag = true
-      this.node.hide()
-      // 连接线
-      this.line = this.draw.path()
-      this.line.opacity(0.5)
-      this.node.styleLine(this.line, this.node)
-      // 同级位置占位符
-      this.placeholder = this.draw.rect().fill({
-        color: this.node.style.merge('lineColor', true)
-      })
-      this.mindMap.draw.add(this.clone)
-    }
-  }
-
-  //  移除克隆节点
-
-  removeCloneNode() {
-    if (!this.clone) {
-      return
-    }
-    this.clone.remove()
-    this.line.remove()
-    this.placeholder.remove()
-  }
-
-  //  拖动中
-
-  onMove(x, y) {
-    if (!this.isMousedown) {
-      return
-    }
-    this.createCloneNode()
-    let { scaleX, scaleY, translateX, translateY } = this.drawTransform
-    this.cloneNodeLeft = x - this.offsetX
-    this.cloneNodeTop = y - this.offsetY
-    x = (this.cloneNodeLeft - translateX) / scaleX
-    y = (this.cloneNodeTop - translateY) / scaleY
-    let t = this.clone.transform()
-    this.clone.translate(x - t.translateX, y - t.translateY)
-    // 连接线
-    let parent = this.node.parent
-    this.line.plot(
-      this.quadraticCurvePath(
-        parent.left + parent.width / 2,
-        parent.top + parent.height / 2,
-        x + this.node.width / 2,
-        y + this.node.height / 2
-      )
-    )
-    this.checkOverlapNode()
-  }
-
-  //  检测重叠节点
-
-  checkOverlapNode() {
-    if (!this.drawTransform) {
-      return
-    }
-    let { scaleX, scaleY, translateX, translateY } = this.drawTransform
-    let checkRight = this.cloneNodeLeft + this.node.width * scaleX
-    let checkBottom = this.cloneNodeTop + this.node.height * scaleX
-    this.overlapNode = null
-    this.prevNode = null
-    this.nextNode = null
-    this.placeholder.size(0, 0)
-    bfsWalk(this.mindMap.renderer.root, node => {
-      if (node.nodeData.data.isActive) {
-        this.mindMap.renderer.setNodeActive(node, false)
-      }
-      if (node === this.node || this.node.isParent(node)) {
-        return
-      }
-      if (this.overlapNode || (this.prevNode && this.nextNode)) {
-        return
-      }
-      let { left, top, width, height } = node
-      let _left = left
-      let _top = top
-      let _bottom = top + height
-      let right = (left + width) * scaleX + translateX
-      let bottom = (top + height) * scaleY + translateY
-      left = left * scaleX + translateX
-      top = top * scaleY + translateY
-      // 检测是否重叠
-      if (!this.overlapNode) {
-        if (
-          left <= checkRight &&
-          right >= this.cloneNodeLeft &&
-          top <= checkBottom &&
-          bottom >= this.cloneNodeTop
-        ) {
-          this.overlapNode = node
-        }
-      }
-      // 检测兄弟节点位置
-      if (!this.prevNode && !this.nextNode && !node.isRoot) {
-        // && this.node.isBrother(node)
-        if (left <= checkRight && right >= this.cloneNodeLeft) {
-          if (this.cloneNodeTop > bottom && this.cloneNodeTop <= bottom + 10) {
-            this.prevNode = node
-            this.placeholder.size(node.width, 10).move(_left, _bottom)
-          } else if (checkBottom < top && checkBottom >= top - 10) {
-            this.nextNode = node
-            this.placeholder.size(node.width, 10).move(_left, _top - 10)
-          }
-        }
--- a/simple-mind-map/src/Export.js
+++ b/simple-mind-map/src/Export.js
@@ -1,218 +0,0 @@
-import { imgToDataUrl, downloadFile } from './utils'
-import JsPDF from 'jspdf'
-import { SVG } from '@svgdotjs/svg.js'
-const URL = window.URL || window.webkitURL || window
-
-//  导出类
-class Export {
-  //  构造函数
-  constructor(opt) {
-    this.mindMap = opt.mindMap
-    this.exportPadding = this.mindMap.opt.exportPadding
-  }
-
-  //  导出
-  async export(type, isDownload = true, name = '思维导图', ...args) {
-    if (this[type]) {
-      let result = await this[type](name, ...args)
-      if (isDownload && type !== 'pdf') {
-        downloadFile(result, name + '.' + type)
-      }
-      return result
-    } else {
-      return null
-    }
-  }
-
-  //  获取svg数据
-  async getSvgData() {
-    let { svg, svgHTML } = this.mindMap.miniMap.getMiniMap()
-    // 把图片的url转换成data:url类型，否则导出会丢失图片
-    let imageList = svg.find('image')
-    let task = imageList.map(async item => {
-      let imgUlr = item.attr('href') || item.attr('xlink:href')
-      let imgData = await imgToDataUrl(imgUlr)
-      item.attr('href', imgData)
-    })
-    await Promise.all(task)
-    return {
-      node: svg,
-      str: svgHTML
-    }
-  }
-
-  //   svg转png
-  svgToPng(svgSrc) {
-    return new Promise((resolve, reject) => {
-      const img = new Image()
-      // 跨域图片需要添加这个属性，否则画布被污染了无法导出图片
-      img.setAttribute('crossOrigin', 'anonymous')
-      img.onload = async () => {
-        try {
-          let canvas = document.createElement('canvas')
-          canvas.width = img.width + this.exportPadding * 2
-          canvas.height = img.height + this.exportPadding * 2
-          let ctx = canvas.getContext('2d')
-          // 绘制背景
-          await this.drawBackgroundToCanvas(ctx, canvas.width, canvas.height)
-          // 图片绘制到canvas里
-          ctx.drawImage(
-            img,
-            0,
-            0,
-            img.width,
-            img.height,
-            this.exportPadding,
-            this.exportPadding,
-            img.width,
-            img.height
-          )
-          resolve(canvas.toDataURL())
-        } catch (error) {
-          reject(error)
-        }
-      }
-      img.onerror = e => {
-        reject(e)
-      }
-      img.src = svgSrc
-    })
-  }
-
-  //  在canvas上绘制思维导图背景
-  drawBackgroundToCanvas(ctx, width, height) {
-    return new Promise((resolve, reject) => {
-      let {
-        backgroundColor = '#fff',
-        backgroundImage,
-        backgroundRepeat = 'repeat'
-      } = this.mindMap.themeConfig
-      // 背景颜色
-      ctx.save()
-      ctx.rect(0, 0, width, height)
-      ctx.fillStyle = backgroundColor
-      ctx.fill()
-      ctx.restore()
-      // 背景图片
-      if (backgroundImage && backgroundImage !== 'none') {
-        ctx.save()
-        let img = new Image()
-        img.src = backgroundImage
-        img.onload = () => {
-          let pat = ctx.createPattern(img, backgroundRepeat)
-          ctx.rect(0, 0, width, height)
-          ctx.fillStyle = pat
-          ctx.fill()
-          ctx.restore()
-          resolve()
-        }
-        img.onerror = e => {
-          reject(e)
-        }
-      } else {
-        resolve()
-      }
-    })
-  }
-
-  //  导出为png
-  /**
-   * 方法1.把svg的图片都转化成data:url格式，再转换
-   * 方法2.把svg的图片提取出来再挨个绘制到canvas里，最后一起转换
-   */
-  async png() {
-    let { str } = await this.getSvgData()
-    // 转换成blob数据
-    let blob = new Blob([str], {
-      type: 'image/svg+xml'
-    })
-    // 转换成data:url数据
-    let svgUrl = URL.createObjectURL(blob)
-    // 绘制到canvas上
-    let imgDataUrl = await this.svgToPng(svgUrl)
-    URL.revokeObjectURL(svgUrl)
-    return imgDataUrl
-  }
-
-  //  导出为pdf
-  async pdf(name) {
-    let img = await this.png()
-    let pdf = new JsPDF('', 'pt', 'a4')
-    let a4Width = 595
-    let a4Height = 841
-    let a4Ratio = a4Width / a4Height
-    let image = new Image()
-    image.onload = () => {
-      let imageWidth = image.width
-      let imageHeight = image.height
-      let imageRatio = imageWidth / imageHeight
-      let w, h
-      if (imageWidth <= a4Width && imageHeight <= a4Height) {
-        // 使用图片原始宽高
-        w = imageWidth
-        h = imageHeight
-      } else if (a4Ratio > imageRatio) {
-        // 以a4Height为高度，缩放图片宽度
-        w = imageRatio * a4Height
-        h = a4Height
-      } else {
-        // 以a4Width为宽度，缩放图片高度
-        w = a4Width
-        h = a4Width / imageRatio
-      }
-      pdf.addImage(img, 'PNG', (a4Width - w) / 2, (a4Height - h) / 2, w, h)
-      pdf.save(name)
-    }
-    image.src = img
-  }
-
-  //  在svg上绘制思维导图背景
-  drawBackgroundToSvg(svg) {
-    return new Promise(async resolve => {
-      let {
-        backgroundColor = '#fff',
-        backgroundImage,
-        backgroundRepeat = 'repeat'
-      } = this.mindMap.themeConfig
-      // 背景颜色
-      svg.css('background-color', backgroundColor)
-      // 背景图片
-      if (backgroundImage && backgroundImage !== 'none') {
-        let imgDataUrl = await imgToDataUrl(backgroundImage)
-        svg.css('background-image', `url(${imgDataUrl})`)
-        svg.css('background-repeat', backgroundRepeat)
-        resolve()
-      } else {
-        resolve()
-      }
-    })
-  }
-
-  //  导出为svg
-  async svg(name) {
-    let { node } = await this.getSvgData()
-    node.first().before(SVG(`<title>${name}</title>`))
-    await this.drawBackgroundToSvg(node)
-    let str = node.svg()
-    // 转换成blob数据
-    let blob = new Blob([str], {
-      type: 'image/svg+xml'
-    })
-    return URL.createObjectURL(blob)
-  }
-
-  //  导出为json
-  json(name, withConfig = true) {
-    let data = this.mindMap.getData(withConfig)
-    let str = JSON.stringify(data)
-    let blob = new Blob([str])
-    return URL.createObjectURL(blob)
-  }
-
-  //  专有文件，其实就是json文件
-  smm(name, withConfig) {
-    return this.json(name, withConfig)
-  }
-}
-
-export default Export
--- a/simple-mind-map/src/Node.js
+++ b/simple-mind-map/src/Node.js
--- a/simple-mind-map/src/Render.js
+++ b/simple-mind-map/src/Render.js
@@ -1,893 +0,0 @@
-import merge from 'deepmerge'
-import LogicalStructure from './layouts/LogicalStructure'
-import MindMap from './layouts/MindMap'
-import CatalogOrganization from './layouts/CatalogOrganization'
-import OrganizationStructure from './layouts/OrganizationStructure'
-import TextEdit from './TextEdit'
-import { copyNodeTree, simpleDeepClone, walk } from './utils'
-import { shapeList } from './Shape'
-import { lineStyleProps } from './themes/default'
-
-// 布局列表
-const layouts = {
-  // 逻辑结构图
-  logicalStructure: LogicalStructure,
-  // 思维导图
-  mindMap: MindMap,
-  // 目录组织图
-  catalogOrganization: CatalogOrganization,
-  // 组织结构图
-  organizationStructure: OrganizationStructure
-}
-
-//  渲染
-
-class Render {
-  //  构造函数
-
-  constructor(opt = {}) {
-    this.opt = opt
-    this.mindMap = opt.mindMap
-    this.themeConfig = this.mindMap.themeConfig
-    this.draw = this.mindMap.draw
-    // 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 || {})
-    // 是否重新渲染
-    this.reRender = false
-    // 当前激活的节点列表
-    this.activeNodeList = []
-    // 根节点
-    this.root = null
-    // 文本编辑框，需要再bindEvent之前实例化，否则单击事件只能触发隐藏文本编辑框，而无法保存文本修改
-    this.textEdit = new TextEdit(this)
-    // 布局
-    this.setLayout()
-    // 绑定事件
-    this.bindEvent()
-    // 注册命令
-    this.registerCommands()
-    // 注册快捷键
-    this.registerShortcutKeys()
-  }
-
-  //  设置布局结构
-
-  setLayout() {
-    this.layout = new (
-      layouts[this.mindMap.opt.layout]
-        ? layouts[this.mindMap.opt.layout]
-        : layouts.logicalStructure
-    )(this)
-  }
-
-  //   绑定事件
-
-  bindEvent() {
-    // 点击事件
-    this.mindMap.on('draw_click', () => {
-      // 清除激活状态
-      if (this.activeNodeList.length > 0) {
-        this.mindMap.execCommand('CLEAR_ACTIVE_NODE')
-      }
-    })
-  }
-
-  //  注册命令
-
-  registerCommands() {
-    // 全选
-    this.selectAll = this.selectAll.bind(this)
-    this.mindMap.command.add('SELECT_ALL', this.selectAll)
-    // 回退
-    this.back = this.back.bind(this)
-    this.mindMap.command.add('BACK', this.back)
-    // 前进
-    this.forward = this.forward.bind(this)
-    this.mindMap.command.add('FORWARD', this.forward)
-    // 插入同级节点
-    this.insertNode = this.insertNode.bind(this)
-    this.mindMap.command.add('INSERT_NODE', this.insertNode)
-    // 插入子节点
-    this.insertChildNode = this.insertChildNode.bind(this)
-    this.mindMap.command.add('INSERT_CHILD_NODE', this.insertChildNode)
-    // 上移节点
-    this.upNode = this.upNode.bind(this)
-    this.mindMap.command.add('UP_NODE', this.upNode)
-    // 下移节点
-    this.downNode = this.downNode.bind(this)
-    this.mindMap.command.add('DOWN_NODE', this.downNode)
-    // 移动节点
-    this.insertAfter = this.insertAfter.bind(this)
-    this.mindMap.command.add('INSERT_AFTER', this.insertAfter)
-    this.insertBefore = this.insertBefore.bind(this)
-    this.mindMap.command.add('INSERT_BEFORE', this.insertBefore)
-    this.moveNodeTo = this.moveNodeTo.bind(this)
-    this.mindMap.command.add('MOVE_NODE_TO', this.moveNodeTo)
-    // 删除节点
-    this.removeNode = this.removeNode.bind(this)
-    this.mindMap.command.add('REMOVE_NODE', this.removeNode)
-    // 粘贴节点
-    this.pasteNode = this.pasteNode.bind(this)
-    this.mindMap.command.add('PASTE_NODE', this.pasteNode)
-    // 剪切节点
-    this.cutNode = this.cutNode.bind(this)
-    this.mindMap.command.add('CUT_NODE', this.cutNode)
-    // 修改节点样式
-    this.setNodeStyle = this.setNodeStyle.bind(this)
-    this.mindMap.command.add('SET_NODE_STYLE', this.setNodeStyle)
-    // 切换节点是否激活
-    this.setNodeActive = this.setNodeActive.bind(this)
-    this.mindMap.command.add('SET_NODE_ACTIVE', this.setNodeActive)
-    // 清除所有激活节点
-    this.clearAllActive = this.clearAllActive.bind(this)
-    this.mindMap.command.add('CLEAR_ACTIVE_NODE', this.clearAllActive)
-    // 切换节点是否展开
-    this.setNodeExpand = this.setNodeExpand.bind(this)
-    this.mindMap.command.add('SET_NODE_EXPAND', this.setNodeExpand)
-    // 展开所有节点
-    this.expandAllNode = this.expandAllNode.bind(this)
-    this.mindMap.command.add('EXPAND_ALL', this.expandAllNode)
-    // 收起所有节点
-    this.unexpandAllNode = this.unexpandAllNode.bind(this)
-    this.mindMap.command.add('UNEXPAND_ALL', this.unexpandAllNode)
-    // 展开到指定层级
-    this.expandToLevel = this.expandToLevel.bind(this)
-    this.mindMap.command.add('UNEXPAND_TO_LEVEL', this.expandToLevel)
-    // 设置节点数据
-    this.setNodeData = this.setNodeData.bind(this)
-    this.mindMap.command.add('SET_NODE_DATA', this.setNodeData)
-    // 设置节点文本
-    this.setNodeText = this.setNodeText.bind(this)
-    this.mindMap.command.add('SET_NODE_TEXT', this.setNodeText)
-    // 设置节点图片
-    this.setNodeImage = this.setNodeImage.bind(this)
-    this.mindMap.command.add('SET_NODE_IMAGE', this.setNodeImage)
-    // 设置节点图标
-    this.setNodeIcon = this.setNodeIcon.bind(this)
-    this.mindMap.command.add('SET_NODE_ICON', this.setNodeIcon)
-    // 设置节点超链接
-    this.setNodeHyperlink = this.setNodeHyperlink.bind(this)
-    this.mindMap.command.add('SET_NODE_HYPERLINK', this.setNodeHyperlink)
-    // 设置节点备注
-    this.setNodeNote = this.setNodeNote.bind(this)
-    this.mindMap.command.add('SET_NODE_NOTE', this.setNodeNote)
-    // 设置节点标签
-    this.setNodeTag = this.setNodeTag.bind(this)
-    this.mindMap.command.add('SET_NODE_TAG', this.setNodeTag)
-    // 添加节点概要
-    this.addGeneralization = this.addGeneralization.bind(this)
-    this.mindMap.command.add('ADD_GENERALIZATION', this.addGeneralization)
-    // 删除节点概要
-    this.removeGeneralization = this.removeGeneralization.bind(this)
-    this.mindMap.command.add('REMOVE_GENERALIZATION', this.removeGeneralization)
-    // 设置节点自定义位置
-    this.setNodeCustomPosition = this.setNodeCustomPosition.bind(this)
-    this.mindMap.command.add(
-      'SET_NODE_CUSTOM_POSITION',
-      this.setNodeCustomPosition
-    )
-    // 一键整理布局
-    this.resetLayout = this.resetLayout.bind(this)
-    this.mindMap.command.add('RESET_LAYOUT', this.resetLayout)
-    // 设置节点形状
-    this.setNodeShape = this.setNodeShape.bind(this)
-    this.mindMap.command.add('SET_NODE_SHAPE', this.setNodeShape)
-  }
-
-  //  注册快捷键
-
-  registerShortcutKeys() {
-    // 插入下级节点
-    this.mindMap.keyCommand.addShortcut('Tab', () => {
-      this.mindMap.execCommand('INSERT_CHILD_NODE')
-    })
-    // 插入同级节点
-    this.insertNodeWrap = () => {
-      if (this.textEdit.showTextEdit) {
-        return
-      }
-      this.mindMap.execCommand('INSERT_NODE')
-    }
-    this.mindMap.keyCommand.addShortcut('Enter', this.insertNodeWrap)
-    // 插入概要
-    this.mindMap.keyCommand.addShortcut('Control+s', this.addGeneralization)
-    // 展开/收起节点
-    this.toggleActiveExpand = this.toggleActiveExpand.bind(this)
-    this.mindMap.keyCommand.addShortcut('/', this.toggleActiveExpand)
-    // 删除节点
-    this.removeNodeWrap = () => {
-      this.mindMap.execCommand('REMOVE_NODE')
-    }
-    this.mindMap.keyCommand.addShortcut('Del|Backspace', this.removeNodeWrap)
-    // 节点编辑时某些快捷键会存在冲突，需要暂时去除
-    this.mindMap.on('before_show_text_edit', () => {
-      this.startTextEdit()
-    })
-    this.mindMap.on('hide_text_edit', () => {
-      this.endTextEdit()
-    })
-    // 全选
-    this.mindMap.keyCommand.addShortcut('Control+a', () => {
-      this.mindMap.execCommand('SELECT_ALL')
-    })
-    // 一键整理布局
-    this.mindMap.keyCommand.addShortcut('Control+l', this.resetLayout)
-    // 上移节点
-    this.mindMap.keyCommand.addShortcut('Control+Up', this.upNode)
-    // 下移节点
-    this.mindMap.keyCommand.addShortcut('Control+Down', this.downNode)
-    // 复制节点、剪切节点、粘贴节点的快捷键需开发者自行注册实现，可参考demo
-  }
-
-  //  开启文字编辑，会禁用回车键和删除键相关快捷键防止冲突
-
-  startTextEdit() {
-    this.mindMap.keyCommand.save()
-    // this.mindMap.keyCommand.removeShortcut('Del|Backspace')
-    // this.mindMap.keyCommand.removeShortcut('/')
-    // this.mindMap.keyCommand.removeShortcut('Enter', this.insertNodeWrap)
-  }
-
-  //  结束文字编辑，会恢复回车键和删除键相关快捷键
-
-  endTextEdit() {
-    this.mindMap.keyCommand.restore()
-    // this.mindMap.keyCommand.addShortcut('Del|Backspace', this.removeNodeWrap)
-    // this.mindMap.keyCommand.addShortcut('/', this.toggleActiveExpand)
-    // this.mindMap.keyCommand.addShortcut('Enter', this.insertNodeWrap)
-  }
-
-  //   渲染
-
-  render() {
-    if (this.reRender) {
-      this.clearActive()
-    }
-    this.layout.doLayout(root => {
-      this.root = root
-      this.root.render(() => {
-        this.mindMap.emit('node_tree_render_end')
-      })
-    })
-    this.mindMap.emit('node_active', null, this.activeNodeList)
-  }
-
-  //  清除当前激活的节点
-
-  clearActive() {
-    this.activeNodeList.forEach(item => {
-      this.setNodeActive(item, false)
-    })
-    this.activeNodeList = []
-  }
-
-  //  清除当前所有激活节点，并会触发事件
-
-  clearAllActive() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    this.clearActive()
-    this.mindMap.emit('node_active', null, [])
-  }
-
-  //   添加节点到激活列表里
-
-  addActiveNode(node) {
-    let index = this.findActiveNodeIndex(node)
-    if (index === -1) {
-      this.activeNodeList.push(node)
-    }
-  }
-
-  //  在激活列表里移除某个节点
-
-  removeActiveNode(node) {
-    let index = this.findActiveNodeIndex(node)
-    if (index === -1) {
-      return
-    }
-    this.activeNodeList.splice(index, 1)
-  }
-
-  //  检索某个节点在激活列表里的索引
-
-  findActiveNodeIndex(node) {
-    return this.activeNodeList.findIndex(item => {
-      return item === node
-    })
-  }
-
-  //  获取节点在同级里的索引位置
-
-  getNodeIndex(node) {
-    return node.parent
-      ? node.parent.children.findIndex(item => {
-          return item === node
-        })
-      : 0
-  }
-
-  //  全选
-
-  selectAll() {
-    walk(
-      this.root,
-      null,
-      node => {
-        if (!node.nodeData.data.isActive) {
-          node.nodeData.data.isActive = true
-          this.addActiveNode(node)
-          setTimeout(() => {
-            node.renderNode()
-          }, 0)
-        }
-      },
-      null,
-      true,
-      0,
-      0
-    )
-  }
-
-  //  回退
-
-  back(step) {
-    this.clearAllActive()
-    let data = this.mindMap.command.back(step)
-    if (data) {
-      this.renderTree = data
-      this.mindMap.reRender()
-    }
-  }
-
-  //  前进
-
-  forward(step) {
-    this.clearAllActive()
-    let data = this.mindMap.command.forward(step)
-    if (data) {
-      this.renderTree = data
-      this.mindMap.reRender()
-    }
-  }
-
-  //  插入同级节点，多个节点只会操作第一个节点
-
-  insertNode() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    let first = this.activeNodeList[0]
-    if (first.isRoot) {
-      this.insertChildNode()
-    } else {
-      let text = first.layerIndex === 1 ? '二级节点' : '分支主题'
-      if (first.layerIndex === 1) {
-        first.parent.initRender = true
-      }
-      let index = this.getNodeIndex(first)
-      first.parent.nodeData.children.splice(index + 1, 0, {
-        inserting: true,
-        data: {
-          text: text,
-          expand: true
-        },
-        children: []
-      })
-      this.mindMap.render()
-    }
-  }
-
-  //  插入子节点
-
-  insertChildNode() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    this.activeNodeList.forEach(node => {
-      if (!node.nodeData.children) {
-        node.nodeData.children = []
-      }
-      let text = node.isRoot ? '二级节点' : '分支主题'
-      node.nodeData.children.push({
-        inserting: true,
-        data: {
-          text: text,
-          expand: true
-        },
-        children: []
-      })
-      // 插入子节点时自动展开子节点
-      node.nodeData.data.expand = true
-      if (node.isRoot) {
-        node.initRender = true
-        // this.mindMap.batchExecution.push('renderNode' + index, () => {
-        //     node.renderNode()
-        // })
-      }
-    })
-    this.mindMap.render()
-  }
-
-  //  上移节点，多个节点只会操作第一个节点
-
-  upNode() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    let node = this.activeNodeList[0]
-    if (node.isRoot) {
-      return
-    }
-    let parent = node.parent
-    let childList = parent.children
-    let index = childList.findIndex(item => {
-      return item === node
-    })
-    if (index === -1 || index === 0) {
-      return
-    }
-    let insertIndex = index - 1
-    // 节点实例
-    childList.splice(index, 1)
-    childList.splice(insertIndex, 0, node)
-    // 节点数据
-    parent.nodeData.children.splice(index, 1)
-    parent.nodeData.children.splice(insertIndex, 0, node.nodeData)
-    this.mindMap.render()
-  }
-
-  //  下移节点，多个节点只会操作第一个节点
-
-  downNode() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    let node = this.activeNodeList[0]
-    if (node.isRoot) {
-      return
-    }
-    let parent = node.parent
-    let childList = parent.children
-    let index = childList.findIndex(item => {
-      return item === node
-    })
-    if (index === -1 || index === childList.length - 1) {
-      return
-    }
-    let insertIndex = index + 1
-    // 节点实例
-    childList.splice(index, 1)
-    childList.splice(insertIndex, 0, node)
-    // 节点数据
-    parent.nodeData.children.splice(index, 1)
-    parent.nodeData.children.splice(insertIndex, 0, node.nodeData)
-    this.mindMap.render()
-  }
-
-  //  将节点移动到另一个节点的前面
-
-  insertBefore(node, exist) {
-    if (node.isRoot) {
-      return
-    }
-    // 移动节点
-    let nodeParent = node.parent
-    let nodeBorthers = nodeParent.children
-    let nodeIndex = nodeBorthers.findIndex(item => {
-      return item === node
-    })
-    if (nodeIndex === -1) {
-      return
-    }
-    nodeBorthers.splice(nodeIndex, 1)
-    nodeParent.nodeData.children.splice(nodeIndex, 1)
-
-    // 目标节点
-    let existParent = exist.parent
-    let existBorthers = existParent.children
-    let existIndex = existBorthers.findIndex(item => {
-      return item === exist
-    })
-    if (existIndex === -1) {
-      return
-    }
-    existBorthers.splice(existIndex, 0, node)
-    existParent.nodeData.children.splice(existIndex, 0, node.nodeData)
-    this.mindMap.render()
-  }
-
-  //  将节点移动到另一个节点的后面
-
-  insertAfter(node, exist) {
-    if (node.isRoot) {
-      return
-    }
-    // 移动节点
-    let nodeParent = node.parent
-    let nodeBorthers = nodeParent.children
-    let nodeIndex = nodeBorthers.findIndex(item => {
-      return item === node
-    })
-    if (nodeIndex === -1) {
-      return
-    }
-    nodeBorthers.splice(nodeIndex, 1)
-    nodeParent.nodeData.children.splice(nodeIndex, 1)
-
-    // 目标节点
-    let existParent = exist.parent
-    let existBorthers = existParent.children
-    let existIndex = existBorthers.findIndex(item => {
-      return item === exist
-    })
-    if (existIndex === -1) {
-      return
-    }
-    existIndex++
-    existBorthers.splice(existIndex, 0, node)
-    existParent.nodeData.children.splice(existIndex, 0, node.nodeData)
-    this.mindMap.render()
-  }
-
-  //  移除节点
-
-  removeNode() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    for (let i = 0; i < this.activeNodeList.length; i++) {
-      let node = this.activeNodeList[i]
-      if (node.isGeneralization) {
-        // 删除概要节点
-        this.setNodeData(node.generalizationBelongNode, {
-          generalization: null
-        })
-        node.generalizationBelongNode.update()
-        this.removeActiveNode(node)
-        i--
-      } else if (node.isRoot) {
-        node.children.forEach(child => {
-          child.remove()
-        })
-        node.children = []
-        node.nodeData.children = []
-        break
-      } else {
-        this.removeActiveNode(node)
-        this.removeOneNode(node)
-        i--
-      }
-    }
-    this.mindMap.emit('node_active', null, [])
-    this.mindMap.render()
-  }
-
-  //  移除某个指定节点
-
-  removeOneNode(node) {
-    let index = this.getNodeIndex(node)
-    node.remove()
-    node.parent.children.splice(index, 1)
-    node.parent.nodeData.children.splice(index, 1)
-  }
-
-  //  复制节点，多个节点只会操作第一个节点
-
-  copyNode() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    return copyNodeTree({}, this.activeNodeList[0], true)
-  }
-
-  //  剪切节点，多个节点只会操作第一个节点
-
-  cutNode(callback) {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    let node = this.activeNodeList[0]
-    if (node.isRoot) {
-      return null
-    }
-    let copyData = copyNodeTree({}, node, true)
-    this.removeActiveNode(node)
-    this.removeOneNode(node)
-    this.mindMap.emit('node_active', null, this.activeNodeList)
-    this.mindMap.render()
-    if (callback && typeof callback === 'function') {
-      callback(copyData)
-    }
-  }
-
-  //  移动一个节点作为另一个节点的子节点
-
-  moveNodeTo(node, toNode) {
-    if (node.isRoot) {
-      return
-    }
-    let copyData = copyNodeTree({}, node)
-    this.removeActiveNode(node)
-    this.removeOneNode(node)
-    this.mindMap.emit('node_active', null, this.activeNodeList)
-    toNode.nodeData.children.push(copyData)
-    this.mindMap.render()
-  }
-
-  //   粘贴节点到节点
-
-  pasteNode(data) {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    this.activeNodeList.forEach(item => {
-      item.nodeData.children.push(simpleDeepClone(data))
-    })
-    this.mindMap.render()
-  }
-
-  //  设置节点样式
-
-  setNodeStyle(node, prop, value, isActive) {
-    let data = {}
-    if (isActive) {
-      data = {
-        activeStyle: {
-          ...(node.nodeData.data.activeStyle || {}),
-          [prop]: value
-        }
-      }
-    } else {
-      data = {
-        [prop]: value
-      }
-    }
-    this.setNodeDataRender(node, data)
-    // 更新了连线的样式
-    if (lineStyleProps.includes(prop)) {
-      ;(node.parent || node).renderLine(true)
-    }
-  }
-
-  //  设置节点是否激活
-
-  setNodeActive(node, active) {
-    this.setNodeData(node, {
-      isActive: active
-    })
-    node.renderNode()
-  }
-
-  //  设置节点是否展开
-
-  setNodeExpand(node, expand) {
-    this.setNodeData(node, {
-      expand
-    })
-    if (expand) {
-      // 展开
-      node.children.forEach(item => {
-        item.render()
-      })
-      node.renderLine()
-      node.updateExpandBtnNode()
-    } else {
-      // 收缩
-      node.children.forEach(item => {
-        item.remove()
-      })
-      node.removeLine()
-      node.updateExpandBtnNode()
-    }
-    this.mindMap.render()
-  }
-
-  //  展开所有
-
-  expandAllNode() {
-    walk(
-      this.renderTree,
-      null,
-      node => {
-        if (!node.data.expand) {
-          node.data.expand = true
-        }
-      },
-      null,
-      true,
-      0,
-      0
-    )
-    this.mindMap.reRender()
-  }
-
-  //  收起所有
-
-  unexpandAllNode() {
-    walk(
-      this.renderTree,
-      null,
-      (node, parent, isRoot) => {
-        node._node = null
-        if (!isRoot) {
-          node.data.expand = false
-        }
-      },
-      null,
-      true,
-      0,
-      0
-    )
-    this.mindMap.reRender()
-  }
-
-  //  展开到指定层级
-
-  expandToLevel(level) {
-    walk(
-      this.renderTree,
-      null,
-      (node, parent, isRoot, layerIndex) => {
-        node._node = null
-        node.data.expand = layerIndex < level
-      },
-      null,
-      true,
-      0,
-      0
-    )
-    this.mindMap.reRender()
-  }
-
-  //  切换激活节点的展开状态
-
-  toggleActiveExpand() {
-    this.activeNodeList.forEach(node => {
-      if (node.nodeData.children.length <= 0) {
-        return
-      }
-      this.toggleNodeExpand(node)
-    })
-  }
-
-  //  切换节点展开状态
-
-  toggleNodeExpand(node) {
-    this.mindMap.execCommand(
-      'SET_NODE_EXPAND',
-      node,
-      !node.nodeData.data.expand
-    )
-  }
-
-  //  设置节点文本
-
-  setNodeText(node, text) {
-    this.setNodeDataRender(node, {
-      text
-    })
-  }
-
-  //  设置节点图片
-
-  setNodeImage(node, { url, title, width, height }) {
-    this.setNodeDataRender(node, {
-      image: url,
-      imageTitle: title || '',
-      imageSize: {
-        width,
-        height
-      }
-    })
-  }
-
-  //  设置节点图标
-
-  setNodeIcon(node, icons) {
-    this.setNodeDataRender(node, {
-      icon: icons
-    })
-  }
-
-  //  设置节点超链接
-
-  setNodeHyperlink(node, link, title = '') {
-    this.setNodeDataRender(node, {
-      hyperlink: link,
-      hyperlinkTitle: title
-    })
-  }
-
-  //  设置节点备注
-
-  setNodeNote(node, note) {
-    this.setNodeDataRender(node, {
-      note
-    })
-  }
-
-  //  设置节点标签
-
-  setNodeTag(node, tag) {
-    this.setNodeDataRender(node, {
-      tag
-    })
-  }
-
-  //  添加节点概要
-
-  addGeneralization(data) {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    this.activeNodeList.forEach(node => {
-      if (node.nodeData.data.generalization || node.isRoot) {
-        return
-      }
-      this.setNodeData(node, {
-        generalization: data || {
-          text: '概要'
-        }
-      })
-      node.update()
-    })
-    this.mindMap.render()
-  }
-
-  //  删除节点概要
-
-  removeGeneralization() {
-    if (this.activeNodeList.length <= 0) {
-      return
-    }
-    this.activeNodeList.forEach(node => {
-      if (!node.nodeData.data.generalization) {
-        return
-      }
-      this.setNodeData(node, {
-        generalization: null
-      })
-      node.update()
-    })
-    this.mindMap.render()
-  }
-
-  //  设置节点自定义位置
-
-  setNodeCustomPosition(node, left = undefined, top = undefined) {
-    let nodeList = [node] || this.activeNodeList
-    nodeList.forEach(item => {
-      this.setNodeData(item, {
-        customLeft: left,
-        customTop: top
-      })
-    })
-  }
-
-  //  一键整理布局，即去除自定义位置
-
-  resetLayout() {
-    walk(
-      this.root,
-      null,
-      node => {
-        node.customLeft = undefined
-        node.customTop = undefined
-        this.setNodeData(node, {
-          customLeft: undefined,
-          customTop: undefined
-        })
-        this.mindMap.render()
-      },
-      null,
-      true,
-      0,
-      0
-    )
-  }
-
-  //  设置节点形状
-
-  setNodeShape(node, shape) {
--- a/simple-mind-map/src/Select.js
+++ b/simple-mind-map/src/Select.js
@@ -1,170 +0,0 @@
-import { bfsWalk, throttle } from './utils'
-
-//  选择节点类
-
-class Select {
-  //  构造函数
-  constructor({ mindMap }) {
-    this.mindMap = mindMap
-    this.rect = null
-    this.isMousedown = false
-    this.mouseDownX = 0
-    this.mouseDownY = 0
-    this.mouseMoveX = 0
-    this.mouseMoveY = 0
-    this.bindEvent()
-  }
-
-  //  绑定事件
-  bindEvent() {
-    this.checkInNodes = throttle(this.checkInNodes, 500, this)
-    this.mindMap.on('mousedown', e => {
-      if (this.mindMap.opt.readonly) {
-        return
-      }
-      if (!e.ctrlKey && e.which !== 3) {
-        return
-      }
-      this.isMousedown = true
-      let { x, y } = this.mindMap.toPos(e.clientX, e.clientY)
-      this.mouseDownX = x
-      this.mouseDownY = y
-      this.createRect(x, y)
-    })
-    this.mindMap.on('mousemove', e => {
-      if (this.mindMap.opt.readonly) {
-        return
-      }
-      if (!this.isMousedown) {
-        return
-      }
-      let { x, y } = this.mindMap.toPos(e.clientX, e.clientY)
-      this.mouseMoveX = x
-      this.mouseMoveY = y
-      if (
-        Math.abs(x - this.mouseDownX) <= 10 &&
-        Math.abs(y - this.mouseDownY) <= 10
-      ) {
-        return
-      }
-      clearTimeout(this.autoMoveTimer)
-      this.onMove(x, y)
-    })
-    this.mindMap.on('mouseup', () => {
-      if (this.mindMap.opt.readonly) {
-        return
-      }
-      if (!this.isMousedown) {
-        return
-      }
-      this.mindMap.emit(
-        'node_active',
-        null,
-        this.mindMap.renderer.activeNodeList
-      )
-      clearTimeout(this.autoMoveTimer)
-      this.isMousedown = false
-      if (this.rect) this.rect.remove()
-      this.rect = null
-    })
-  }
-
-  //  鼠标移动事件
-  onMove(x, y) {
-    // 绘制矩形
-    this.rect.plot([
-      [this.mouseDownX, this.mouseDownY],
-      [this.mouseMoveX, this.mouseDownY],
-      [this.mouseMoveX, this.mouseMoveY],
-      [this.mouseDownX, this.mouseMoveY]
-    ])
-    this.checkInNodes()
-    // 检测边缘移动
-    let step = this.mindMap.opt.selectTranslateStep
-    let limit = this.mindMap.opt.selectTranslateLimit
-    let count = 0
-    // 左边缘
-    if (x <= this.mindMap.elRect.left + limit) {
-      this.mouseDownX += step
-      this.mindMap.view.translateX(step)
-      count++
-    }
-    // 右边缘
-    if (x >= this.mindMap.elRect.right - limit) {
-      this.mouseDownX -= step
-      this.mindMap.view.translateX(-step)
-      count++
-    }
-    // 上边缘
-    if (y <= this.mindMap.elRect.top + limit) {
-      this.mouseDownY += step
-      this.mindMap.view.translateY(step)
-      count++
-    }
-    // 下边缘
-    if (y >= this.mindMap.elRect.bottom - limit) {
-      this.mouseDownY -= step
-      this.mindMap.view.translateY(-step)
-      count++
-    }
-    if (count > 0) {
-      this.startAutoMove(x, y)
-    }
-  }
-
-  //  开启自动移动
-  startAutoMove(x, y) {
-    this.autoMoveTimer = setTimeout(() => {
-      this.onMove(x, y)
-    }, 20)
-  }
-
-  //  创建矩形
-  createRect(x, y) {
-    this.rect = this.mindMap.svg
-      .polygon()
-      .stroke({
-        color: '#0984e3'
-      })
-      .fill({
-        color: 'rgba(9,132,227,0.3)'
-      })
-      .plot([[x, y]])
-  }
-
-  //  检测在选区里的节点
-  checkInNodes() {
-    let { scaleX, scaleY, translateX, translateY } =
-      this.mindMap.draw.transform()
-    let minx = Math.min(this.mouseDownX, this.mouseMoveX)
-    let miny = Math.min(this.mouseDownY, this.mouseMoveY)
-    let maxx = Math.max(this.mouseDownX, this.mouseMoveX)
-    let maxy = Math.max(this.mouseDownY, this.mouseMoveY)
-    bfsWalk(this.mindMap.renderer.root, node => {
-      let { left, top, width, height } = node
-      let right = (left + width) * scaleX + translateX
-      let bottom = (top + height) * scaleY + translateY
-      left = left * scaleX + translateX
-      top = top * scaleY + translateY
-      if (left >= minx && right <= maxx && top >= miny && bottom <= maxy) {
-        this.mindMap.batchExecution.push('activeNode' + node.uid, () => {
-          if (node.nodeData.data.isActive) {
-            return
-          }
-          this.mindMap.renderer.setNodeActive(node, true)
-          this.mindMap.renderer.addActiveNode(node)
-        })
-      } else if (node.nodeData.data.isActive) {
-        this.mindMap.batchExecution.push('activeNode' + node.uid, () => {
-          if (!node.nodeData.data.isActive) {
-            return
-          }
-          this.mindMap.renderer.setNodeActive(node, false)
-          this.mindMap.renderer.removeActiveNode(node)
-        })
-      }
-    })
-  }
-}
-
-export default Select
--- a/simple-mind-map/src/Shape.js
+++ b/simple-mind-map/src/Shape.js
@@ -1,226 +0,0 @@
-//  节点形状类
-export default class Shape {
-  constructor(node) {
-    this.node = node
-  }
-
-  //  形状需要的padding
-  getShapePadding(width, height, paddingX, paddingY) {
-    const shape = this.node.getShape()
-    const defaultPaddingX = 15
-    const defaultPaddingY = 5
-    const actWidth = width + paddingX * 2
-    const actHeight = height + paddingY * 2
-    const actOffset = Math.abs(actWidth - actHeight)
-    switch (shape) {
-      case 'roundedRectangle':
-        return {
-          paddingX: height > width ? (height - width) / 2 : 0,
-          paddingY: 0
-        }
-      case 'diamond':
-        return {
-          paddingX: width / 2,
-          paddingY: height / 2
-        }
-      case 'parallelogram':
-        return {
-          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
-          paddingY: 0
-        }
-      case 'outerTriangularRectangle':
-        return {
-          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
-          paddingY: 0
-        }
-      case 'innerTriangularRectangle':
-        return {
-          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
-          paddingY: 0
-        }
-      case 'ellipse':
-        return {
-          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
-          paddingY: paddingY <= 0 ? defaultPaddingY : 0
-        }
-      case 'circle':
-        return {
-          paddingX: actHeight > actWidth ? actOffset / 2 : 0,
-          paddingY: actHeight < actWidth ? actOffset / 2 : 0
-        }
-      default:
-        return {
-          paddingX: 0,
-          paddingY: 0
-        }
-    }
-  }
-
-  //  创建形状节点
-  createShape() {
-    const shape = this.node.getShape()
-    let { width, height } = this.node
-    let node = null
-    // 矩形
-    if (shape === 'rectangle') {
-      node = this.node.group.rect(width, height)
-    } else if (shape === 'diamond') {
-      // 菱形
-      node = this.createDiamond()
-    } else if (shape === 'parallelogram') {
-      // 平行四边形
-      node = this.createParallelogram()
-    } else if (shape === 'roundedRectangle') {
-      // 圆角矩形
-      node = this.createRoundedRectangle()
-    } else if (shape === 'octagonalRectangle') {
-      // 八角矩形
-      node = this.createOctagonalRectangle()
-    } else if (shape === 'outerTriangularRectangle') {
-      // 外三角矩形
-      node = this.createOuterTriangularRectangle()
-    } else if (shape === 'innerTriangularRectangle') {
-      // 内三角矩形
-      node = this.createInnerTriangularRectangle()
-    } else if (shape === 'ellipse') {
-      // 椭圆
-      node = this.createEllipse()
-    } else if (shape === 'circle') {
-      // 圆
-      node = this.createCircle()
-    }
-    return node
-  }
-
-  //  创建菱形
-  createDiamond() {
-    let { width, height } = this.node
-    let halfWidth = width / 2
-    let halfHeight = height / 2
-    let topX = halfWidth
-    let topY = 0
-    let rightX = width
-    let rightY = halfHeight
-    let bottomX = halfWidth
-    let bottomY = height
-    let leftX = 0
-    let leftY = halfHeight
-    return this.node.group.polygon(`
-            ${topX}, ${topY}
-            ${rightX}, ${rightY}
-            ${bottomX}, ${bottomY}
-            ${leftX}, ${leftY}
-        `)
-  }
-
-  //  创建平行四边形
-  createParallelogram() {
-    let { paddingX } = this.node.getPaddingVale()
-    paddingX = paddingX || this.node.shapePadding.paddingX
-    let { width, height } = this.node
-    return this.node.group.polygon(`
-            ${paddingX}, ${0}
-            ${width}, ${0}
-            ${width - paddingX}, ${height}
-            ${0}, ${height}
-        `)
-  }
-
-  //  创建圆角矩形
-  createRoundedRectangle() {
-    let { width, height } = this.node
-    let halfHeight = height / 2
-    return this.node.group.path(`
-            M${halfHeight},0
-            L${width - halfHeight},0
-            A${height / 2},${height / 2} 0 0,1 ${width - halfHeight},${height} 
-            L${halfHeight},${height}
-            A${height / 2},${height / 2} 0 0,1 ${halfHeight},${0}
-        `)
-  }
-
-  //  创建八角矩形
-  createOctagonalRectangle() {
-    let w = 5
-    let { width, height } = this.node
-    return this.node.group.polygon(`
-            ${0}, ${w}
-            ${w}, ${0}
-            ${width - w}, ${0}
-            ${width}, ${w}
-            ${width}, ${height - w}
-            ${width - w}, ${height}
-            ${w}, ${height}
-            ${0}, ${height - w}
-        `)
-  }
-
-  //  创建外三角矩形
-  createOuterTriangularRectangle() {
-    let { paddingX } = this.node.getPaddingVale()
-    paddingX = paddingX || this.node.shapePadding.paddingX
-    let { width, height } = this.node
-    return this.node.group.polygon(`
-            ${paddingX}, ${0}
-            ${width - paddingX}, ${0}
-            ${width}, ${height / 2}
-            ${width - paddingX}, ${height}
-            ${paddingX}, ${height}
-            ${0}, ${height / 2}
-        `)
-  }
-
-  //  创建内三角矩形
-  createInnerTriangularRectangle() {
-    let { paddingX } = this.node.getPaddingVale()
-    paddingX = paddingX || this.node.shapePadding.paddingX
-    let { width, height } = this.node
-    return this.node.group.polygon(`
-            ${0}, ${0}
-            ${width}, ${0}
-            ${width - paddingX / 2}, ${height / 2}
-            ${width}, ${height}
-            ${0}, ${height}
-            ${paddingX / 2}, ${height / 2}
-        `)
-  }
-
-  //  创建椭圆
-  createEllipse() {
-    let { width, height } = this.node
-    let halfWidth = width / 2
-    let halfHeight = height / 2
-    return this.node.group.path(`
-            M${halfWidth},0
-            A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${height} 
-            M${halfWidth},${height} 
-            A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${0} 
-        `)
-  }
-
-  //  创建圆
-  createCircle() {
-    let { width, height } = this.node
-    let halfWidth = width / 2
-    let halfHeight = height / 2
-    return this.node.group.path(`
-            M${halfWidth},0
-            A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${height} 
-            M${halfWidth},${height} 
-            A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${0} 
-        `)
-  }
-}
-
-// 形状列表
-export const shapeList = [
-  'rectangle',
-  'diamond',
-  'parallelogram',
-  'roundedRectangle',
-  'octagonalRectangle',
-  'outerTriangularRectangle',
-  'innerTriangularRectangle',
-  'ellipse',
-  'circle'
-]
--- a/simple-mind-map/src/Style.js
+++ b/simple-mind-map/src/Style.js
@@ -1,167 +0,0 @@
-import { tagColorList } from './utils/constant'
-const rootProp = ['paddingX', 'paddingY']
-
-//  样式类
-
-class Style {
-  //   设置背景样式
-
-  static setBackgroundStyle(el, themeConfig) {
-    let { backgroundColor, backgroundImage, backgroundRepeat } = themeConfig
-    el.style.backgroundColor = backgroundColor
-    if (backgroundImage) {
-      el.style.backgroundImage = `url(${backgroundImage})`
-      el.style.backgroundRepeat = backgroundRepeat
-    }
-  }
-
-  //  构造函数
-
-  constructor(ctx, themeConfig) {
-    this.ctx = ctx
-    this.themeConfig = themeConfig
-  }
-
-  //  更新主题配置
-
-  updateThemeConfig(themeConfig) {
-    this.themeConfig = themeConfig
-  }
-
-  //  合并样式
-
-  merge(prop, root, isActive) {
-    // 三级及以下节点
-    let defaultConfig = this.themeConfig.node
-    if (root || rootProp.includes(prop)) {
-      // 直接使用最外层样式
-      defaultConfig = this.themeConfig
-    } else if (this.ctx.isGeneralization) {
-      // 概要节点
-      defaultConfig = this.themeConfig.generalization
-    } else if (this.ctx.layerIndex === 0) {
-      // 根节点
-      defaultConfig = this.themeConfig.root
-    } else if (this.ctx.layerIndex === 1) {
-      // 二级节点
-      defaultConfig = this.themeConfig.second
-    }
-    // 激活状态
-    if (isActive !== undefined ? isActive : this.ctx.nodeData.data.isActive) {
-      if (
-        this.ctx.nodeData.data.activeStyle &&
-        this.ctx.nodeData.data.activeStyle[prop] !== undefined
-      ) {
-        return this.ctx.nodeData.data.activeStyle[prop]
-      } else if (defaultConfig.active && defaultConfig.active[prop]) {
-        return defaultConfig.active[prop]
-      }
-    }
-    // 优先使用节点本身的样式
-    return this.getSelfStyle(prop) !== undefined
-      ? this.getSelfStyle(prop)
-      : defaultConfig[prop]
-  }
-
-  //  获取某个样式值
-
-  getStyle(prop, root, isActive) {
-    return this.merge(prop, root, isActive)
-  }
-
-  //  获取自身自定义样式
-
-  getSelfStyle(prop) {
-    return this.ctx.nodeData.data[prop]
-  }
-
-  //  矩形
-
-  rect(node) {
-    this.shape(node)
-    node.radius(this.merge('borderRadius'))
-  }
-
-  //   矩形外的其他形状
-
-  shape(node) {
-    node.fill({
-      color: this.merge('fillColor')
-    })
-    // 节点使用横线样式，不需要渲染非激活状态的边框样式
-    if (
-      !this.ctx.isRoot &&
-      !this.ctx.isGeneralization &&
-      this.themeConfig.nodeUseLineStyle &&
-      !this.ctx.nodeData.data.isActive
-    ) {
-      return
-    }
-    node.stroke({
-      color: this.merge('borderColor'),
-      width: this.merge('borderWidth'),
-      dasharray: this.merge('borderDasharray')
-    })
-  }
-
-  //  文字
-
-  text(node) {
-    node
-      .fill({
-        color: this.merge('color')
-      })
-      .css({
-        'font-family': this.merge('fontFamily'),
-        'font-size': this.merge('fontSize'),
-        'font-weight': this.merge('fontWeight'),
-        'font-style': this.merge('fontStyle'),
-        'text-decoration': this.merge('textDecoration')
-      })
-  }
-
-  //  html文字节点
-
-  domText(node, fontSizeScale = 1) {
-    node.style.fontFamily = this.merge('fontFamily')
-    node.style.fontSize = this.merge('fontSize') * fontSizeScale + 'px'
-    node.style.fontWeight = this.merge('fontWeight') || 'normal'
-  }
-
-  //  标签文字
-
-  tagText(node, index) {
-    node
-      .fill({
-        color: tagColorList[index].color
-      })
-      .css({
-        'font-size': '12px'
-      })
-  }
-
-  //  标签矩形
-
-  tagRect(node, index) {
-    node.fill({
-      color: tagColorList[index].background
-    })
-  }
-
-  //  内置图标
-
-  iconNode(node) {
-    node.attr({
-      fill: this.merge('color')
-    })
-  }
-
-  //  连线
-
-  line(node, { width, color, dasharray } = {}) {
-    node.stroke({ width, color, dasharray }).fill({ color: 'none' })
-  }
-
-  //  概要连线
-
-  generalizationLine(node) {
--- a/simple-mind-map/src/TextEdit.js
+++ b/simple-mind-map/src/TextEdit.js
@@ -1,118 +0,0 @@
-import { getStrWithBrFromHtml } from './utils'
-
-//  节点文字编辑类
-export default class TextEdit {
-  //  构造函数
-  constructor(renderer) {
-    this.renderer = renderer
-    this.mindMap = renderer.mindMap
-    // 文本编辑框
-    this.textEditNode = null
-    // 文本编辑框是否显示
-    this.showTextEdit = false
-    this.bindEvent()
-  }
-
-  //  事件
-  bindEvent() {
-    this.show = this.show.bind(this)
-    // 节点双击事件
-    this.mindMap.on('node_dblclick', this.show)
-    // 点击事件
-    this.mindMap.on('draw_click', () => {
-      // 隐藏文本编辑框
-      this.hideEditTextBox()
-    })
-    // 展开收缩按钮点击事件
-    this.mindMap.on('expand_btn_click', () => {
-      this.hideEditTextBox()
-    })
-    // 节点激活前事件
-    this.mindMap.on('before_node_active', () => {
-      this.hideEditTextBox()
-    })
-    // 注册编辑快捷键
-    this.mindMap.keyCommand.addShortcut('F2', () => {
-      if (this.renderer.activeNodeList.length <= 0) {
-        return
-      }
-      this.show(this.renderer.activeNodeList[0])
-    })
-  }
-
-  //  注册临时快捷键
-  registerTmpShortcut() {
-    // 注册回车快捷键
-    this.mindMap.keyCommand.addShortcut('Enter', () => {
-      this.hideEditTextBox()
-    })
-  }
-
-  //  显示文本编辑框
-  show(node) {
-    this.showEditTextBox(node, node._textData.node.node.getBoundingClientRect())
-  }
-
-  //  显示文本编辑框
-  showEditTextBox(node, rect) {
-    this.mindMap.emit('before_show_text_edit')
-    this.registerTmpShortcut()
-    if (!this.textEditNode) {
-      this.textEditNode = document.createElement('div')
-      this.textEditNode.style.cssText = `position:fixed;box-sizing: border-box;background-color:#fff;box-shadow: 0 0 20px rgba(0,0,0,.5);padding: 3px 5px;margin-left: -5px;margin-top: -3px;outline: none;`
-      this.textEditNode.setAttribute('contenteditable', true)
-      this.textEditNode.addEventListener('keyup', e => {
-        e.stopPropagation()
-      })
-      document.body.appendChild(this.textEditNode)
-    }
-    node.style.domText(this.textEditNode, this.mindMap.view.scale)
-    this.textEditNode.innerHTML = node.nodeData.data.text
-      .split(/\n/gim)
-      .join('<br>')
-    this.textEditNode.style.minWidth = rect.width + 10 + 'px'
-    this.textEditNode.style.minHeight = rect.height + 6 + 'px'
-    this.textEditNode.style.left = rect.left + 'px'
-    this.textEditNode.style.top = rect.top + 'px'
-    this.textEditNode.style.display = 'block'
-    this.showTextEdit = true
-    // 选中文本
-    this.selectNodeText()
-  }
-
-  //  选中文本
-  selectNodeText() {
-    let selection = window.getSelection()
-    let range = document.createRange()
-    range.selectNodeContents(this.textEditNode)
-    selection.removeAllRanges()
-    selection.addRange(range)
-  }
-
-  //  隐藏文本编辑框
-  hideEditTextBox() {
-    if (!this.showTextEdit) {
-      return
-    }
-    this.renderer.activeNodeList.forEach(node => {
-      let str = getStrWithBrFromHtml(this.textEditNode.innerHTML)
-      this.mindMap.execCommand('SET_NODE_TEXT', node, str)
-      if (node.isGeneralization) {
-        // 概要节点
-        node.generalizationBelongNode.updateGeneralization()
-      }
-      this.mindMap.render()
-    })
-    this.mindMap.emit(
-      'hide_text_edit',
-      this.textEditNode,
-      this.renderer.activeNodeList
-    )
-    this.textEditNode.style.display = 'none'
-    this.textEditNode.innerHTML = ''
-    this.textEditNode.style.fontFamily = 'inherit'
-    this.textEditNode.style.fontSize = 'inherit'
-    this.textEditNode.style.fontWeight = 'normal'
-    this.showTextEdit = false
-  }
-}
--- a/simple-mind-map/src/View.js
+++ b/simple-mind-map/src/View.js
@@ -1,164 +0,0 @@
-//  视图操作类
-class View {
-  //  构造函数
-  constructor(opt = {}) {
-    this.opt = opt
-    this.mindMap = this.opt.mindMap
-    this.scale = 1
-    this.sx = 0
-    this.sy = 0
-    this.x = 0
-    this.y = 0
-    this.firstDrag = true
-    this.setTransformData(this.mindMap.opt.viewData)
-    this.bind()
-  }
-
-  //  绑定
-  bind() {
-    // 快捷键
-    this.mindMap.keyCommand.addShortcut('Control+=', () => {
-      this.enlarge()
-    })
-    this.mindMap.keyCommand.addShortcut('Control+-', () => {
-      this.narrow()
-    })
-    this.mindMap.keyCommand.addShortcut('Control+Enter', () => {
-      this.reset()
-    })
-    this.mindMap.svg.on('dblclick', () => {
-      this.reset()
-    })
-    // 拖动视图
-    this.mindMap.event.on('mousedown', () => {
-      this.sx = this.x
-      this.sy = this.y
-    })
-    this.mindMap.event.on('drag', (e, event) => {
-      if (e.ctrlKey) {
-        // 按住ctrl键拖动为多选
-        return
-      }
-      if (this.firstDrag) {
-        this.firstDrag = false
-        // 清除激活节点
-        if (this.mindMap.renderer.activeNodeList.length > 0) {
-          this.mindMap.execCommand('CLEAR_ACTIVE_NODE')
-        }
-      }
-      this.x = this.sx + event.mousemoveOffset.x
-      this.y = this.sy + event.mousemoveOffset.y
-      this.transform()
-    })
-    this.mindMap.event.on('mouseup', () => {
-      this.firstDrag = true
-    })
-    // 放大缩小视图
-    this.mindMap.event.on('mousewheel', (e, dir) => {
-      // // 放大
-      if (dir === 'down') {
-        this.enlarge()
-      } else {
-        // 缩小
-        this.narrow()
-      }
-    })
-  }
-
-  //  获取当前变换状态数据
-  getTransformData() {
-    return {
-      transform: this.mindMap.draw.transform(),
-      state: {
-        scale: this.scale,
-        x: this.x,
-        y: this.y,
-        sx: this.sx,
-        sy: this.sy
-      }
-    }
-  }
-
-  //  动态设置变换状态数据
-  setTransformData(viewData) {
-    if (viewData) {
-      Object.keys(viewData.state).forEach(prop => {
-        this[prop] = viewData.state[prop]
-      })
-      this.mindMap.draw.transform({
-        ...viewData.transform
-      })
-      this.mindMap.emit('view_data_change', this.getTransformData())
-      this.mindMap.emit('scale', this.scale)
-    }
-  }
-
-  //  平移x方向
-  translateX(step) {
-    this.x += step
-    this.transform()
-  }
-
-  //  平移x方式到
-  translateXTo(x) {
-    this.x = x
-    this.transform()
-  }
-
-  //  平移y方向
-  translateY(step) {
-    this.y += step
-    this.transform()
-  }
-
-  //  平移y方向到
-  translateYTo(y) {
-    this.y = y
-    this.transform()
-  }
-
-  //   应用变换
-  transform() {
-    this.mindMap.draw.transform({
-      scale: this.scale,
-      // origin: 'center center',
-      translate: [this.x, this.y]
-    })
-    this.mindMap.emit('view_data_change', this.getTransformData())
-  }
-
-  //  恢复
-  reset() {
-    this.scale = 1
-    this.x = 0
-    this.y = 0
-    this.transform()
-  }
-
-  //  缩小
-  narrow() {
-    if (this.scale - this.mindMap.opt.scaleRatio > 0.1) {
-      this.scale -= this.mindMap.opt.scaleRatio
-    } else {
-      this.scale = 0.1
-    }
-    this.transform()
-    this.mindMap.emit('scale', this.scale)
-  }
-
-  //  放大
-  enlarge() {
-    this.scale += this.mindMap.opt.scaleRatio
-    this.transform()
-    this.mindMap.emit('scale', this.scale)
-  }
-
-  //  设置缩放
-  setScale(scale) {
-    this.scale = scale
-    this.transform()
-    this.mindMap.emit('scale', this.scale)
-  }
-}
-
-export default View
--- a/simple-mind-map/src/assets/catalogOrganization.jpg
+++ b/simple-mind-map/src/assets/catalogOrganization.jpg
--- a/simple-mind-map/src/assets/logicalStructure.jpg
+++ b/simple-mind-map/src/assets/logicalStructure.jpg
--- a/simple-mind-map/src/assets/mindMap.jpg
+++ b/simple-mind-map/src/assets/mindMap.jpg
--- a/simple-mind-map/src/assets/organizationStructure.jpg
+++ b/simple-mind-map/src/assets/organizationStructure.jpg
--- a/simple-mind-map/src/constants/constant.js
+++ b/simple-mind-map/src/constants/constant.js
@@ -0,0 +1,369 @@
+//  主题列表
+export const themeList = [
+  {
+    name: '默认',
+    value: 'default',
+    dark: false
+  },
+  {
+    name: '暗色2',
+    value: 'dark2',
+    dark: true
+  },
+  {
+    name: '天清绿',
+    value: 'skyGreen',
+    dark: false
+  },
+  {
+    name: '脑图经典2',
+    value: 'classic2',
+    dark: false
+  },
+  {
+    name: '脑图经典3',
+    value: 'classic3',
+    dark: false
+  },
+  {
+    name: '经典绿',
+    value: 'classicGreen',
+    dark: false
+  },
+  {
+    name: '经典蓝',
+    value: 'classicBlue',
+    dark: false
+  },
+  {
+    name: '天空蓝',
+    value: 'blueSky',
+    dark: false
+  },
+  {
+    name: '脑残粉',
+    value: 'brainImpairedPink',
+    dark: false
+  },
+  {
+    name: '暗色',
+    value: 'dark',
+    dark: true
+  },
+  {
+    name: '泥土黄',
+    value: 'earthYellow',
+    dark: false
+  },
+  {
+    name: '清新绿',
+    value: 'freshGreen',
+    dark: false
+  },
+  {
+    name: '清新红',
+    value: 'freshRed',
+    dark: false
+  },
+  {
+    name: '浪漫紫',
+    value: 'romanticPurple',
+    dark: false
+  },
+  {
+    name: '粉红葡萄',
+    value: 'pinkGrape',
+    dark: false
+  },
+  {
+    name: '薄荷',
+    value: 'mint',
+    dark: false
+  },
+  {
+    name: '金色vip',
+    value: 'gold',
+    dark: false
+  },
+  {
+    name: '活力橙',
+    value: 'vitalityOrange',
+    dark: false
+  },
+  {
+    name: '绿叶',
+    value: 'greenLeaf',
+    dark: false
+  },
+  {
+    name: '脑图经典',
+    value: 'classic',
+    dark: true
+  },
+  {
+    name: '脑图经典4',
+    value: 'classic4',
+    dark: false
+  },
+  {
+    name: '小黄人',
+    value: 'minions',
+    dark: false
+  },
+  {
+    name: '简约黑',
+    value: 'simpleBlack',
+    dark: false
+  },
+  {
+    name: '课程绿',
+    value: 'courseGreen',
+    dark: false
+  },
+  {
+    name: '咖啡',
+    value: 'coffee',
+    dark: false
+  },
+  {
+    name: '红色精神',
+    value: 'redSpirit',
+    dark: false
+  },
+  {
+    name: '黑色幽默',
+    value: 'blackHumour',
+    dark: true
+  },
+  {
+    name: '深夜办公室',
+    value: 'lateNightOffice',
+    dark: true
+  },
+  {
+    name: '黑金',
+    value: 'blackGold',
+    dark: true
+  },
+  {
+    name: '牛油果',
+    value: 'avocado',
+    dark: false
+  },
+  {
+    name: '秋天',
+    value: 'autumn',
+    dark: false
+  },
+  {
+    name: '橙汁',
+    value: 'orangeJuice',
+    dark: true
+  }
+]
+
+// 常量
+export const CONSTANTS = {
+  CHANGE_THEME: 'changeTheme',
+  CHANGE_LAYOUT: 'changeLayout',
+  SET_DATA: 'setData',
+  TRANSFORM_TO_NORMAL_NODE: 'transformAllNodesToNormalNode',
+  MODE: {
+    READONLY: 'readonly',
+    EDIT: 'edit'
+  },
+  LAYOUT: {
+    LOGICAL_STRUCTURE: 'logicalStructure',
+    MIND_MAP: 'mindMap',
+    ORGANIZATION_STRUCTURE: 'organizationStructure',
+    CATALOG_ORGANIZATION: 'catalogOrganization',
+    TIMELINE: 'timeline',
+    TIMELINE2: 'timeline2',
+    FISHBONE: 'fishbone',
+    VERTICAL_TIMELINE: 'verticalTimeline'
+  },
+  DIR: {
+    UP: 'up',
+    LEFT: 'left',
+    DOWN: 'down',
+    RIGHT: 'right'
+  },
+  KEY_DIR: {
+    LEFT: 'Left',
+    UP: 'Up',
+    RIGHT: 'Right',
+    DOWN: 'Down'
+  },
+  SHAPE: {
+    RECTANGLE: 'rectangle',
+    DIAMOND: 'diamond',
+    PARALLELOGRAM: 'parallelogram',
+    ROUNDED_RECTANGLE: 'roundedRectangle',
+    OCTAGONAL_RECTANGLE: 'octagonalRectangle',
+    OUTER_TRIANGULAR_RECTANGLE: 'outerTriangularRectangle',
+    INNER_TRIANGULAR_RECTANGLE: 'innerTriangularRectangle',
+    ELLIPSE: 'ellipse',
+    CIRCLE: 'circle'
+  },
+  MOUSE_WHEEL_ACTION: {
+    ZOOM: 'zoom',
+    MOVE: 'move'
+  },
+  INIT_ROOT_NODE_POSITION: {
+    LEFT: 'left',
+    TOP: 'top',
+    RIGHT: 'right',
+    BOTTOM: 'bottom',
+    CENTER: 'center'
+  },
+  LAYOUT_GROW_DIR: {
+    LEFT: 'left',
+    TOP: 'top',
+    RIGHT: 'right',
+    BOTTOM: 'bottom'
+  },
+  PASTE_TYPE: {
+    CLIP_BOARD: 'clipBoard',
+    CANVAS: 'canvas'
+  },
+  SCROLL_BAR_DIR: {
+    VERTICAL: 'vertical',
+    HORIZONTAL: 'horizontal'
+  },
+  CREATE_NEW_NODE_BEHAVIOR: {
+    DEFAULT: 'default',
+    NOT_ACTIVE: 'notActive',
+    ACTIVE_ONLY: 'activeOnly'
+  }
+}
+
+export const initRootNodePositionMap = {
+  [CONSTANTS.INIT_ROOT_NODE_POSITION.LEFT]: 0,
+  [CONSTANTS.INIT_ROOT_NODE_POSITION.TOP]: 0,
+  [CONSTANTS.INIT_ROOT_NODE_POSITION.RIGHT]: 1,
+  [CONSTANTS.INIT_ROOT_NODE_POSITION.BOTTOM]: 1,
+  [CONSTANTS.INIT_ROOT_NODE_POSITION.CENTER]: 0.5
+}
+
+//  布局结构列表
+export const layoutList = [
+  {
+    name: '逻辑结构图',
+    value: CONSTANTS.LAYOUT.LOGICAL_STRUCTURE
+  },
+  {
+    name: '思维导图',
+    value: CONSTANTS.LAYOUT.MIND_MAP
+  },
+  {
+    name: '组织结构图',
+    value: CONSTANTS.LAYOUT.ORGANIZATION_STRUCTURE
+  },
+  {
+    name: '目录组织图',
+    value: CONSTANTS.LAYOUT.CATALOG_ORGANIZATION
+  },
+  {
+    name: '时间轴',
+    value: CONSTANTS.LAYOUT.TIMELINE
+  },
+  {
+    name: '时间轴2',
+    value: CONSTANTS.LAYOUT.TIMELINE2
+  },
+  {
+    name: '竖向时间轴',
+    value: CONSTANTS.LAYOUT.VERTICAL_TIMELINE
+  },
+  {
+    name: '鱼骨图',
+    value: CONSTANTS.LAYOUT.FISHBONE
+  }
+]
+export const layoutValueList = [
+  CONSTANTS.LAYOUT.LOGICAL_STRUCTURE,
+  CONSTANTS.LAYOUT.MIND_MAP,
+  CONSTANTS.LAYOUT.CATALOG_ORGANIZATION,
+  CONSTANTS.LAYOUT.ORGANIZATION_STRUCTURE,
+  CONSTANTS.LAYOUT.TIMELINE,
+  CONSTANTS.LAYOUT.TIMELINE2,
+  CONSTANTS.LAYOUT.VERTICAL_TIMELINE,
+  CONSTANTS.LAYOUT.FISHBONE
+]
+
+// 节点数据中非样式的字段
+export const nodeDataNoStylePropList = [
+  'text',
+  'image',
+  'imageTitle',
+  'imageSize',
+  'icon',
+  'tag',
+  'hyperlink',
+  'hyperlinkTitle',
+  'note',
+  'expand',
+  'isActive',
+  'generalization',
+  'richText',
+  'resetRichText',
+  'uid',
+  'activeStyle',
+  'associativeLineTargets',
+  'associativeLineTargetControlOffsets',
+  'associativeLinePoint',
+  'associativeLineText'
+]
+
+// 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',
+  PARSE_PASTE_DATA_ERROR: 'parse_paste_data_error',
+  CUSTOM_HANDLE_CLIPBOARD_TEXT_ERROR: 'custom_handle_clipboard_text_error',
+  LOAD_CLIPBOARD_IMAGE_ERROR: 'load_clipboard_image_error',
+  BEFORE_TEXT_EDIT_ERROR: 'before_text_edit_error',
+  EXPORT_ERROR: 'export_error'
+}
+
+// a4纸的宽高
+export const a4Size = {
+  width: 592.28,
+  height: 841.89
+}
+
+// css
+export const cssContent = `
+  /* 鼠标hover和激活时渲染的矩形 */
+  .smm-hover-node{
+    display: none;
+    opacity: 0.6;
+    stroke-width: 1;
+  }
+
+  .smm-node:not(.smm-node-dragging):hover .smm-hover-node{
+    display: block;
+  }
+
+  .smm-node.active .smm-hover-node{
+    display: block;
+    opacity: 1;
+    stroke-width: 2;
+  }
+`
+
+// html自闭合标签列表
+export const selfCloseTagList = [
+  'img',
+  'br',
+  'hr',
+  'input',
+  'link',
+  'meta',
+  'area'
+]
--- a/simple-mind-map/src/constants/defaultOptions.js
+++ b/simple-mind-map/src/constants/defaultOptions.js
@@ -0,0 +1,240 @@
+import { CONSTANTS } from './constant'
+
+// 默认选项配置
+export const defaultOpt = {
+  // 是否只读
+  readonly: false,
+  // 布局
+  layout: CONSTANTS.LAYOUT.LOGICAL_STRUCTURE,
+  // 如果结构为鱼骨图，那么可以通过该选项控制倾斜角度
+  fishboneDeg: 45,
+  // 主题
+  theme: 'default', // 内置主题：default（默认主题）
+  // 主题配置，会和所选择的主题进行合并
+  themeConfig: {},
+  // 放大缩小的增量比例
+  scaleRatio: 0.2,
+  // 鼠标缩放是否以鼠标当前位置为中心点，否则以画布中心点
+  mouseScaleCenterUseMousePosition: true,
+  // 最多显示几个标签
+  maxTag: 5,
+  // 展开收缩按钮尺寸
+  expandBtnSize: 20,
+  // 节点里图片和文字的间距
+  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,
+  /*
+          {
+              show(){},
+              hide(){}
+          }
+      */
+  // 是否开启节点自由拖拽
+  enableFreeDrag: false,
+  // 水印配置
+  watermarkConfig: {
+    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
+  // 可以传一个函数，回调参数为事件对象
+  customHandleMousewheel: null,
+  // 鼠标滚动的行为，如果customHandleMousewheel传了自定义函数，这个属性不生效
+  mousewheelAction: CONSTANTS.MOUSE_WHEEL_ACTION.MOVE, // zoom（放大缩小）、move（上下移动）
+  // 当mousewheelAction设为move时，可以通过该属性控制鼠标滚动一下视图移动的步长，单位px
+  mousewheelMoveStep: 100,
+  // 当mousewheelAction设为zoom时，或者按住Ctrl键时，默认向前滚动是缩小，向后滚动是放大，如果该属性设为true，那么会反过来
+  mousewheelZoomActionReverse: true,
+  // 默认插入的二级节点的文字
+  defaultInsertSecondLevelNodeText: '二级节点',
+  // 默认插入的二级以下节点的文字
+  defaultInsertBelowSecondLevelNodeText: '分支主题',
+  // 展开收起按钮的颜色
+  expandBtnStyle: {
+    color: '#808080',
+    fill: '#fff',
+    fontSize: 13,
+    strokeColor: '#333333'
+  },
+  // 自定义展开收起按钮的图标
+  expandBtnIcon: {
+    open: '', // svg字符串
+    close: ''
+  },
+  // 处理收起节点数量
+  expandBtnNumHandler: num => {
+    return num
+  },
+  // 是否显示带数量的收起按钮
+  isShowExpandNum: true,
+  // 是否只有当鼠标在画布内才响应快捷键事件
+  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
+  nodeNoteTooltipZIndex: 3000,
+  // 是否在点击了画布外的区域时结束节点文本的编辑状态
+  isEndNodeTextEditOnClickOuter: true,
+  // 最大历史记录数
+  maxHistoryCount: 1000,
+  // 是否一直显示节点的展开收起按钮，默认为鼠标移上去和激活时才显示
+  alwaysShowExpandBtn: false,
+  // 扩展节点可插入的图标
+  iconList: [
+    // {
+    //   name: '',// 分组名称
+    //   type: '',// 分组的值
+    //   list: [// 分组下的图标列表
+    //     {
+    //       name: '',// 图标名称
+    //       icon:''// 图标，可以传svg或图片
+    //     }
+    //   ]
+    // }
+  ],
+  // 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
+  enableCtrlKeyNodeSelection: true,
+  // 设置为左键多选节点，右键拖动画布
+  useLeftKeySelectionRightKeyDrag: false,
+  // 节点即将进入编辑前的回调方法，如果该方法返回true以外的值，那么将取消编辑，函数可以返回一个值，或一个Promise，回调参数为节点实例
+  beforeTextEdit: null,
+  // 是否开启自定义节点内容
+  isUseCustomNodeContent: false,
+  // 自定义返回节点内容的方法
+  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
+
+    2.返回一个节点对象，格式如下：
+      {
+        // 代表是simple-mind-map格式的数据
+        simpleMindMap: true,
+        // 节点数据，同simple-mind-map节点数据格式
+        data: {
+          data: {
+            text: ''
+          },
+          children: []
+        }
+      }
+  */
+  // 如果你的处理逻辑存在异步逻辑，也可以返回一个promise
+  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
+  hoverRectPadding: 2,
+  // 双击节点进入节点文本编辑时是否默认选中文本，默认只在创建新节点时会选中
+  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: {},
+  // 节点协作样式配置
+  cooperateStyle: {
+    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,
+  // 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
+  // 可以传递一个函数，返回promise，resolve代表根据换行分割，reject代表忽略换行
+  handleIsSplitByWrapOnPasteCreateNewNode: null,
+  // 多少时间内只允许添加一次历史记录，避免添加没有必要的中间状态，单位：ms
+  addHistoryTime: 100,
+  // 是否禁止拖动画布
+  isDisableDrag: false,
+  // 鼠标移入概要高亮所属节点时的高亮框样式
+  highlightNodeBoxStyle: {
+    stroke: 'rgb(94, 200, 248)',
+    fill: 'transparent'
+  },
+  // 创建新节点时的行为
+  /*
+    DEFAULT  ：默认会激活新创建的节点，并且进入编辑模式。如果同时创建了多个新节点，那么只会激活而不会进入编辑模式
+    NOT_ACTIVE  : 不激活新创建的节点
+    ACTIVE_ONLY  : 只激活新创建的节点，不进入编辑模式
+  */
+  createNewNodeBehavior: CONSTANTS.CREATE_NEW_NODE_BEHAVIOR.DEFAULT
+}
--- a/simple-mind-map/src/core/command/Command.js
+++ b/simple-mind-map/src/core/command/Command.js
@@ -1,4 +1,4 @@
-import { copyRenderTree, simpleDeepClone } from './utils'
+import { copyRenderTree, simpleDeepClone, throttle } from '../../utils'

 //  命令类
 class Command {
@@ -11,6 +11,11 @@ class Command {
    this.activeHistoryIndex = 0
    // 注册快捷键
    this.registerShortcutKeys()
+    this.addHistory = throttle(
+      this.addHistory,
+      this.mindMap.opt.addHistoryTime,
+      this
+    )
  }

  //  清空历史数据
@@ -36,7 +41,11 @@ class Command {
      this.commands[name].forEach(fn => {
        fn(...args)
      })
-      if (name === 'BACK' || name === 'FORWARD') {
+      if (
+        ['BACK', 'FORWARD', 'SET_NODE_ACTIVE', 'CLEAR_ACTIVE_NODE'].includes(
+          name
+        )
+      ) {
        return
      }
      this.addHistory()
@@ -72,8 +81,25 @@ class Command {

  //  添加回退数据
  addHistory() {
+    if (this.mindMap.opt.readonly) {
+      return
+    }
    let data = this.getCopyData()
+    // 此次数据和上次一样则不重复添加
+    if (
+      this.history.length > 0 &&
+      JSON.stringify(this.history[this.history.length - 1]) ===
+        JSON.stringify(data)
+    ) {
+      return
+    }
+    // 删除当前历史指针后面的数据
+    this.history = this.history.slice(0, this.activeHistoryIndex + 1)
    this.history.push(simpleDeepClone(data))
+    // 历史记录数超过最大数量
+    if (this.history.length > this.mindMap.opt.maxHistoryCount) {
+      this.history.shift()
+    }
    this.activeHistoryIndex = this.history.length - 1
    this.mindMap.emit('data_change', data)
    this.mindMap.emit(
@@ -85,6 +111,9 @@ class Command {

  //  回退
  back(step = 1) {
+    if (this.mindMap.opt.readonly) {
+      return
+    }
    if (this.activeHistoryIndex - step >= 0) {
      this.activeHistoryIndex -= step
      this.mindMap.emit(
@@ -92,23 +121,49 @@ class Command {
        this.activeHistoryIndex,
        this.history.length
      )
-      return simpleDeepClone(this.history[this.activeHistoryIndex])
+      let data = simpleDeepClone(this.history[this.activeHistoryIndex])
+      this.mindMap.emit('data_change', data)
+      return data
    }
  }

  //  前进
  forward(step = 1) {
+    if (this.mindMap.opt.readonly) {
+      return
+    }
    let len = this.history.length
    if (this.activeHistoryIndex + step <= len - 1) {
      this.activeHistoryIndex += step
-      this.mindMap.emit('back_forward', this.activeHistoryIndex)
-      return simpleDeepClone(this.history[this.activeHistoryIndex])
+      this.mindMap.emit(
+        'back_forward',
+        this.activeHistoryIndex,
+        this.history.length
+      )
+      let data = simpleDeepClone(this.history[this.activeHistoryIndex])
+      this.mindMap.emit('data_change', data)
+      return data
    }
  }

  //  获取渲染树数据副本
  getCopyData() {
-    return copyRenderTree({}, this.mindMap.renderer.renderTree)
+    return copyRenderTree({}, this.mindMap.renderer.renderTree, true)
+  }
+
+  // 移除节点数据中的uid
+  removeDataUid(data) {
+    data = simpleDeepClone(data)
+    let walk = root => {
+      delete root.data.uid
+      if (root.children && root.children.length > 0) {
+        root.children.forEach(item => {
+          walk(item)
+        })
+      }
+    }
+    walk(data)
+    return data
  }
 }

--- a/simple-mind-map/src/core/command/KeyCommand.js
+++ b/simple-mind-map/src/core/command/KeyCommand.js
@@ -1,4 +1,4 @@
-import { keyMap } from './utils/keyMap'
+import { keyMap } from './keyMap'
 //  快捷按键、命令处理类
 export default class KeyCommand {
  //  构造函数
@@ -10,6 +10,7 @@ export default class KeyCommand {
    }
    this.shortcutMapCache = {}
    this.isPause = false
+    this.isInSvg = false
    this.bindEvent()
  }

@@ -37,19 +38,54 @@ export default class KeyCommand {

  //  绑定事件
  bindEvent() {
-    window.addEventListener('keydown', e => {
-      if (this.isPause) {
+    this.onKeydown = this.onKeydown.bind(this)
+    // 只有当鼠标在画布内才响应快捷键
+    this.mindMap.on('svg_mouseenter', () => {
+      this.isInSvg = true
+    })
+    this.mindMap.on('svg_mouseleave', () => {
+      if (this.mindMap.richText && this.mindMap.richText.showTextEdit) {
        return
      }
-      Object.keys(this.shortcutMap).forEach(key => {
-        if (this.checkKey(e, key)) {
+      if (
+        this.mindMap.renderer.textEdit.showTextEdit ||
+        (this.mindMap.associativeLine &&
+          this.mindMap.associativeLine.showTextEdit)
+      ) {
+        return
+      }
+      this.isInSvg = false
+    })
+    window.addEventListener('keydown', this.onKeydown)
+    this.mindMap.on('beforeDestroy', () => {
+      this.unBindEvent()
+    })
+  }
+
+  // 解绑事件
+  unBindEvent() {
+    window.removeEventListener('keydown', this.onKeydown)
+  }
+
+  // 按键事件
+  onKeydown(e) {
+    if (
+      this.isPause ||
+      (this.mindMap.opt.enableShortcutOnlyWhenMouseInSvg && !this.isInSvg)
+    ) {
+      return
+    }
+    Object.keys(this.shortcutMap).forEach(key => {
+      if (this.checkKey(e, key)) {
+        // 粘贴事件不组织，因为要监听paste事件
+        if (!this.checkKey(e, 'Control+v')) {
          e.stopPropagation()
          e.preventDefault()
-          this.shortcutMap[key].forEach(fn => {
-            fn()
-          })
        }
-      })
+        this.shortcutMap[key].forEach(fn => {
+          fn()
+        })
+      }
    })
  }

@@ -91,6 +127,11 @@ export default class KeyCommand {
    return arr
  }

+  // 判断是否按下了组合键
+  hasCombinationKey(e) {
+    return e.ctrlKey || e.metaKey || e.altKey || e.shiftKey
+  }
+
  //  获取快捷键对应的键值数组
  getKeyCodeArr(key) {
    let keyArr = key.split(/\s*\+\s*/)
--- a/simple-mind-map/src/core/command/keyMap.js
+++ b/simple-mind-map/src/core/command/keyMap.js
--- a/simple-mind-map/src/core/event/Event.js
+++ b/simple-mind-map/src/core/event/Event.js
@@ -1,4 +1,5 @@
 import EventEmitter from 'eventemitter3'
+import { CONSTANTS } from '../../constants/constant'

 //  事件类
 class Event extends EventEmitter {
@@ -8,6 +9,8 @@ class Event extends EventEmitter {
    this.opt = opt
    this.mindMap = opt.mindMap
    this.isLeftMousedown = false
+    this.isRightMousedown = false
+    this.isMiddleMousedown = false
    this.mousedownPos = {
      x: 0,
      y: 0
@@ -26,6 +29,7 @@ class Event extends EventEmitter {

  //  绑定函数上下文
  bindFn() {
+    this.onBodyClick = this.onBodyClick.bind(this)
    this.onDrawClick = this.onDrawClick.bind(this)
    this.onMousedown = this.onMousedown.bind(this)
    this.onMousemove = this.onMousemove.bind(this)
@@ -34,33 +38,36 @@ class Event extends EventEmitter {
    this.onContextmenu = this.onContextmenu.bind(this)
    this.onSvgMousedown = this.onSvgMousedown.bind(this)
    this.onKeyup = this.onKeyup.bind(this)
+    this.onMouseenter = this.onMouseenter.bind(this)
+    this.onMouseleave = this.onMouseleave.bind(this)
  }

  //  绑定事件
  bind() {
+    document.body.addEventListener('click', this.onBodyClick)
    this.mindMap.svg.on('click', this.onDrawClick)
    this.mindMap.el.addEventListener('mousedown', this.onMousedown)
    this.mindMap.svg.on('mousedown', this.onSvgMousedown)
    window.addEventListener('mousemove', this.onMousemove)
    window.addEventListener('mouseup', this.onMouseup)
-    // 兼容火狐浏览器
-    if (window.navigator.userAgent.toLowerCase().indexOf('firefox') != -1) {
-      this.mindMap.el.addEventListener('DOMMouseScroll', this.onMousewheel)
-    } else {
-      this.mindMap.el.addEventListener('mousewheel', this.onMousewheel)
-    }
+    this.mindMap.el.addEventListener('wheel', this.onMousewheel)
    this.mindMap.svg.on('contextmenu', this.onContextmenu)
+    this.mindMap.svg.on('mouseenter', this.onMouseenter)
+    this.mindMap.svg.on('mouseleave', this.onMouseleave)
    window.addEventListener('keyup', this.onKeyup)
  }

  //  解绑事件
  unbind() {
+    document.body.removeEventListener('click', this.onBodyClick)
    this.mindMap.svg.off('click', this.onDrawClick)
    this.mindMap.el.removeEventListener('mousedown', this.onMousedown)
    window.removeEventListener('mousemove', this.onMousemove)
    window.removeEventListener('mouseup', this.onMouseup)
-    this.mindMap.el.removeEventListener('mousewheel', this.onMousewheel)
+    this.mindMap.el.removeEventListener('wheel', this.onMousewheel)
    this.mindMap.svg.off('contextmenu', this.onContextmenu)
+    this.mindMap.svg.off('mouseenter', this.onMouseenter)
+    this.mindMap.svg.off('mouseleave', this.onMouseleave)
    window.removeEventListener('keyup', this.onKeyup)
  }

@@ -69,6 +76,11 @@ class Event extends EventEmitter {
    this.emit('draw_click', e)
  }

+  // 页面的单击事件
+  onBodyClick(e) {
+    this.emit('body_click', e)
+  }
+
  //   svg画布的鼠标按下事件
  onSvgMousedown(e) {
    this.emit('svg_mousedown', e)
@@ -76,10 +88,13 @@ class Event extends EventEmitter {

  //  鼠标按下事件
  onMousedown(e) {
-    // e.preventDefault()
    // 鼠标左键
    if (e.which === 1) {
      this.isLeftMousedown = true
+    } else if (e.which === 3) {
+      this.isRightMousedown = true
+    } else if (e.which === 2) {
+      this.isMiddleMousedown = true
    }
    this.mousedownPos.x = e.clientX
    this.mousedownPos.y = e.clientY
@@ -88,13 +103,19 @@ class Event extends EventEmitter {

  //  鼠标移动事件
  onMousemove(e) {
-    // e.preventDefault()
+    let { useLeftKeySelectionRightKeyDrag } = this.mindMap.opt
    this.mousemovePos.x = e.clientX
    this.mousemovePos.y = e.clientY
    this.mousemoveOffset.x = e.clientX - this.mousedownPos.x
    this.mousemoveOffset.y = e.clientY - this.mousedownPos.y
    this.emit('mousemove', e, this)
-    if (this.isLeftMousedown) {
+    if (
+      this.isMiddleMousedown ||
+      (useLeftKeySelectionRightKeyDrag
+        ? this.isRightMousedown
+        : this.isLeftMousedown)
+    ) {
+      e.preventDefault()
      this.emit('drag', e, this)
    }
  }
@@ -102,6 +123,8 @@ class Event extends EventEmitter {
  //  鼠标松开事件
  onMouseup(e) {
    this.isLeftMousedown = false
+    this.isRightMousedown = false
+    this.isMiddleMousedown = false
    this.emit('mouseup', e, this)
  }

@@ -110,12 +133,17 @@ class Event extends EventEmitter {
    e.stopPropagation()
    e.preventDefault()
    let dir
-    if ((e.wheelDeltaY || e.detail) > 0) {
-      dir = 'up'
-    } else {
-      dir = 'down'
+    if (e.deltaY < 0) dir = CONSTANTS.DIR.UP
+    if (e.deltaY > 0) dir = CONSTANTS.DIR.DOWN
+    if (e.deltaX < 0) dir = CONSTANTS.DIR.LEFT
+    if (e.deltaX > 0) dir = CONSTANTS.DIR.RIGHT
+    // 判断是否是触控板
+    let isTouchPad = false
+    // mac、windows
+    if (e.wheelDeltaY === e.deltaY * -3 || Math.abs(e.wheelDeltaY) <= 10) {
+      isTouchPad = true
    }
-    this.emit('mousewheel', e, dir, this)
+    this.emit('mousewheel', e, dir, this, isTouchPad)
  }

  //  鼠标右键菜单事件
@@ -128,6 +156,16 @@ class Event extends EventEmitter {
  onKeyup(e) {
    this.emit('keyup', e)
  }
+
+  // 进入
+  onMouseenter(e) {
+    this.emit('svg_mouseenter', e)
+  }
+
+  // 离开
+  onMouseleave(e) {
+    this.emit('svg_mouseleave', e)
+  }
 }

 export default Event
--- a/simple-mind-map/src/core/render/Render.js
+++ b/simple-mind-map/src/core/render/Render.js
--- a/simple-mind-map/src/core/render/TextEdit.js
+++ b/simple-mind-map/src/core/render/TextEdit.js
@@ -0,0 +1,291 @@
+import {
+  getStrWithBrFromHtml,
+  checkNodeOuter,
+  focusInput,
+  selectAllInput,
+  htmlEscape
+} from '../../utils'
+import { ERROR_TYPES, CONSTANTS } from '../../constants/constant'
+
+//  节点文字编辑类
+export default class TextEdit {
+  //  构造函数
+  constructor(renderer) {
+    this.renderer = renderer
+    this.mindMap = renderer.mindMap
+    // 当前编辑的节点
+    this.currentNode = null
+    // 文本编辑框
+    this.textEditNode = null
+    // 文本编辑框是否显示
+    this.showTextEdit = false
+    // 如果编辑过程中缩放画布了，那么缓存当前编辑的内容
+    this.cacheEditingText = ''
+    this.bindEvent()
+  }
+
+  //  事件
+  bindEvent() {
+    this.show = this.show.bind(this)
+    this.onScale = this.onScale.bind(this)
+    this.onKeydown = this.onKeydown.bind(this)
+    // 节点双击事件
+    this.mindMap.on('node_dblclick', (node, e, isInserting) => {
+      this.show({ node, e, isInserting })
+    })
+    // 点击事件
+    this.mindMap.on('draw_click', () => {
+      // 隐藏文本编辑框
+      this.hideEditTextBox()
+    })
+    this.mindMap.on('body_click', () => {
+      // 隐藏文本编辑框
+      if (this.mindMap.opt.isEndNodeTextEditOnClickOuter) {
+        this.hideEditTextBox()
+      }
+    })
+    this.mindMap.on('svg_mousedown', () => {
+      // 隐藏文本编辑框
+      this.hideEditTextBox()
+    })
+    // 展开收缩按钮点击事件
+    this.mindMap.on('expand_btn_click', () => {
+      this.hideEditTextBox()
+    })
+    // 节点激活前事件
+    this.mindMap.on('before_node_active', () => {
+      this.hideEditTextBox()
+    })
+    // 鼠标滚动事件
+    this.mindMap.on('mousewheel', () => {
+      if (
+        this.mindMap.opt.mousewheelAction === CONSTANTS.MOUSE_WHEEL_ACTION.MOVE
+      ) {
+        this.hideEditTextBox()
+      }
+    })
+    // 注册编辑快捷键
+    this.mindMap.keyCommand.addShortcut('F2', () => {
+      if (this.renderer.activeNodeList.length <= 0) {
+        return
+      }
+      this.show({
+        node: this.renderer.activeNodeList[0]
+      })
+    })
+    this.mindMap.on('scale', this.onScale)
+    // // 监听按键事件，判断是否自动进入文本编辑模式
+    if (this.mindMap.opt.enableAutoEnterTextEditWhenKeydown) {
+      window.addEventListener('keydown', this.onKeydown)
+    }
+    this.mindMap.on('beforeDestroy', () => {
+      this.unBindEvent()
+    })
+  }
+
+  // 解绑事件
+  unBindEvent() {
+    window.removeEventListener('keydown', this.onKeydown)
+  }
+
+  // 按键事件
+  onKeydown(e) {
+    const activeNodeList = this.mindMap.renderer.activeNodeList
+    if (activeNodeList.length <= 0 || activeNodeList.length > 1) return
+    const node = activeNodeList[0]
+    // 当正在输入中文或英文或数字时，如果没有按下组合键，那么自动进入文本编辑模式
+    if (node && this.checkIsAutoEnterTextEditKey(e)) {
+      this.show({
+        node,
+        e,
+        isInserting: false,
+        isFromKeyDown: true
+      })
+    }
+  }
+
+  // 判断是否是自动进入文本编模式的按钮
+  checkIsAutoEnterTextEditKey(e) {
+    const keyCode = e.keyCode
+    return (
+      (keyCode === 229 ||
+        (keyCode >= 65 && keyCode <= 90) ||
+        (keyCode >= 48 && keyCode <= 57)) &&
+      !this.mindMap.keyCommand.hasCombinationKey(e)
+    )
+  }
+
+  //  注册临时快捷键
+  registerTmpShortcut() {
+    // 注册回车快捷键
+    this.mindMap.keyCommand.addShortcut('Enter', () => {
+      this.hideEditTextBox()
+    })
+    this.mindMap.keyCommand.addShortcut('Tab', () => {
+      this.hideEditTextBox()
+    })
+  }
+
+  //  显示文本编辑框
+  // isInserting：是否是刚创建的节点
+  // isFromKeyDown：是否是在按键事件进入的编辑
+  async show({
+    node,
+    isInserting = false,
+    isFromKeyDown = false,
+    isFromScale = false
+  }) {
+    // 使用了自定义节点内容那么不响应编辑事件
+    if (node.isUseCustomNodeContent()) {
+      return
+    }
+    const { beforeTextEdit } = this.mindMap.opt
+    if (typeof beforeTextEdit === 'function') {
+      let isShow = false
+      try {
+        isShow = await beforeTextEdit(node, isInserting)
+      } catch (error) {
+        isShow = false
+        this.mindMap.opt.errorHandler(ERROR_TYPES.BEFORE_TEXT_EDIT_ERROR, error)
+      }
+      if (!isShow) return
+    }
+    this.currentNode = node
+    const { offsetLeft, offsetTop } = checkNodeOuter(this.mindMap, node)
+    this.mindMap.view.translateXY(offsetLeft, offsetTop)
+    const rect = node._textData.node.node.getBoundingClientRect()
+    const params = {
+      node,
+      rect,
+      isInserting,
+      isFromKeyDown,
+      isFromScale
+    }
+    if (this.mindMap.richText) {
+      this.mindMap.richText.showEditText(params)
+      return
+    }
+    this.showEditTextBox(params)
+  }
+
+  // 处理画布缩放
+  onScale() {
+    if (!this.currentNode) return
+    if (this.mindMap.richText) {
+      this.mindMap.richText.cacheEditingText =
+        this.mindMap.richText.getEditText()
+      this.mindMap.richText.showTextEdit = false
+    } else {
+      this.cacheEditingText = this.getEditText()
+      this.showTextEdit = false
+    }
+    this.show({
+      node: this.currentNode,
+      isFromScale: true
+    })
+  }
+
+  //  显示文本编辑框
+  showEditTextBox({ node, rect, isInserting, isFromKeyDown, isFromScale }) {
+    if (this.showTextEdit) return
+    const { nodeTextEditZIndex, textAutoWrapWidth, selectTextOnEnterEditText } =
+      this.mindMap.opt
+    if (!isFromScale) {
+      this.mindMap.emit('before_show_text_edit')
+    }
+    this.registerTmpShortcut()
+    if (!this.textEditNode) {
+      this.textEditNode = document.createElement('div')
+      this.textEditNode.style.cssText = `position:fixed;box-sizing: border-box;background-color:#fff;box-shadow: 0 0 20px rgba(0,0,0,.5);padding: 3px 5px;margin-left: -5px;margin-top: -3px;outline: none; word-break: break-all;`
+      this.textEditNode.setAttribute('contenteditable', true)
+      this.textEditNode.addEventListener('keyup', e => {
+        e.stopPropagation()
+      })
+      this.textEditNode.addEventListener('click', e => {
+        e.stopPropagation()
+      })
+      this.textEditNode.addEventListener('mousedown', e => {
+        e.stopPropagation()
+      })
+      this.textEditNode.addEventListener('keydown', e => {
+        if (this.checkIsAutoEnterTextEditKey(e)) {
+          e.stopPropagation()
+        }
+      })
+      const targetNode =
+        this.mindMap.opt.customInnerElsAppendTo || document.body
+      targetNode.appendChild(this.textEditNode)
+    }
+    let scale = this.mindMap.view.scale
+    let lineHeight = node.style.merge('lineHeight')
+    let fontSize = node.style.merge('fontSize')
+    let textLines = (this.cacheEditingText || node.getData('text'))
+      .split(/\n/gim)
+      .map(item => {
+        return htmlEscape(item)
+      })
+    let isMultiLine = node._textData.node.attr('data-ismultiLine') === 'true'
+    node.style.domText(this.textEditNode, scale, isMultiLine)
+    this.textEditNode.style.zIndex = nodeTextEditZIndex
+    this.textEditNode.innerHTML = textLines.join('<br>')
+    this.textEditNode.style.minWidth = rect.width + 10 + 'px'
+    this.textEditNode.style.minHeight = rect.height + 6 + 'px'
+    this.textEditNode.style.left = rect.left + 'px'
+    this.textEditNode.style.top = rect.top + 'px'
+    this.textEditNode.style.display = 'block'
+    this.textEditNode.style.maxWidth = textAutoWrapWidth * scale + 'px'
+    if (isMultiLine && lineHeight !== 1) {
+      this.textEditNode.style.transform = `translateY(${
+        -((lineHeight * fontSize - fontSize) / 2) * scale
+      }px)`
+    }
+    this.showTextEdit = true
+    // 选中文本
+    // if (!this.cacheEditingText) {
+    //   selectAllInput(this.textEditNode)
+    // }
+    if (isInserting || (selectTextOnEnterEditText && !isFromKeyDown)) {
+      selectAllInput(this.textEditNode)
+    } else {
+      focusInput(this.textEditNode)
+    }
+    this.cacheEditingText = ''
+  }
+
+  // 获取当前正在编辑的内容
+  getEditText() {
+    return getStrWithBrFromHtml(this.textEditNode.innerHTML)
+  }
+
+  //  隐藏文本编辑框
+  hideEditTextBox() {
+    this.currentNode = null
+    if (this.mindMap.richText) {
+      return this.mindMap.richText.hideEditText()
+    }
+    if (!this.showTextEdit) {
+      return
+    }
+    this.renderer.activeNodeList.forEach(node => {
+      let str = this.getEditText()
+      this.mindMap.execCommand('SET_NODE_TEXT', node, str)
+      if (node.isGeneralization) {
+        // 概要节点
+        node.generalizationBelongNode.updateGeneralization()
+      }
+      this.mindMap.render()
+    })
+    this.mindMap.emit(
+      'hide_text_edit',
+      this.textEditNode,
+      this.renderer.activeNodeList
+    )
+    this.textEditNode.style.display = 'none'
+    this.textEditNode.innerHTML = ''
+    this.textEditNode.style.fontFamily = 'inherit'
+    this.textEditNode.style.fontSize = 'inherit'
+    this.textEditNode.style.fontWeight = 'normal'
+    this.textEditNode.style.transform = 'translateY(0)'
+    this.showTextEdit = false
+  }
+}
--- a/simple-mind-map/src/core/render/node/Node.js
+++ b/simple-mind-map/src/core/render/node/Node.js
--- a/simple-mind-map/src/core/render/node/Shape.js
+++ b/simple-mind-map/src/core/render/node/Shape.js
@@ -0,0 +1,260 @@
+import { Rect, Polygon, Path } from '@svgdotjs/svg.js'
+import { CONSTANTS } from '../../../constants/constant'
+
+//  节点形状类
+export default class Shape {
+  constructor(node) {
+    this.node = node
+  }
+
+  //  形状需要的padding
+  getShapePadding(width, height, paddingX, paddingY) {
+    const shape = this.node.getShape()
+    const defaultPaddingX = 15
+    const defaultPaddingY = 5
+    const actWidth = width + paddingX * 2
+    const actHeight = height + paddingY * 2
+    const actOffset = Math.abs(actWidth - actHeight)
+    switch (shape) {
+      case CONSTANTS.SHAPE.ROUNDED_RECTANGLE:
+        return {
+          paddingX: height > width ? (height - width) / 2 : 0,
+          paddingY: 0
+        }
+      case CONSTANTS.SHAPE.DIAMOND:
+        return {
+          paddingX: width / 2,
+          paddingY: height / 2
+        }
+      case CONSTANTS.SHAPE.PARALLELOGRAM:
+        return {
+          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
+          paddingY: 0
+        }
+      case CONSTANTS.SHAPE.OUTER_TRIANGULAR_RECTANGLE:
+        return {
+          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
+          paddingY: 0
+        }
+      case CONSTANTS.SHAPE.INNER_TRIANGULAR_RECTANGLE:
+        return {
+          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
+          paddingY: 0
+        }
+      case CONSTANTS.SHAPE.ELLIPSE:
+        return {
+          paddingX: paddingX <= 0 ? defaultPaddingX : 0,
+          paddingY: paddingY <= 0 ? defaultPaddingY : 0
+        }
+      case CONSTANTS.SHAPE.CIRCLE:
+        return {
+          paddingX: actHeight > actWidth ? actOffset / 2 : 0,
+          paddingY: actHeight < actWidth ? actOffset / 2 : 0
+        }
+      default:
+        return {
+          paddingX: 0,
+          paddingY: 0
+        }
+    }
+  }
+
+  //  创建形状节点
+  createShape() {
+    const shape = this.node.getShape()
+    let node = null
+    // 矩形
+    if (shape === CONSTANTS.SHAPE.RECTANGLE) {
+      node = this.createRect()
+    } else if (shape === CONSTANTS.SHAPE.DIAMOND) {
+      // 菱形
+      node = this.createDiamond()
+    } else if (shape === CONSTANTS.SHAPE.PARALLELOGRAM) {
+      // 平行四边形
+      node = this.createParallelogram()
+    } else if (shape === CONSTANTS.SHAPE.ROUNDED_RECTANGLE) {
+      // 圆角矩形
+      node = this.createRoundedRectangle()
+    } else if (shape === CONSTANTS.SHAPE.OCTAGONAL_RECTANGLE) {
+      // 八角矩形
+      node = this.createOctagonalRectangle()
+    } else if (shape === CONSTANTS.SHAPE.OUTER_TRIANGULAR_RECTANGLE) {
+      // 外三角矩形
+      node = this.createOuterTriangularRectangle()
+    } else if (shape === CONSTANTS.SHAPE.INNER_TRIANGULAR_RECTANGLE) {
+      // 内三角矩形
+      node = this.createInnerTriangularRectangle()
+    } else if (shape === CONSTANTS.SHAPE.ELLIPSE) {
+      // 椭圆
+      node = this.createEllipse()
+    } else if (shape === CONSTANTS.SHAPE.CIRCLE) {
+      // 圆
+      node = this.createCircle()
+    }
+    return node
+  }
+
+  // 获取节点减去节点边框宽度、hover节点边框宽度后的尺寸
+  getNodeSize() {
+    const borderWidth = this.node.getBorderWidth()
+    let { width, height } = this.node
+    width -= borderWidth
+    height -= borderWidth
+    return {
+      width,
+      height
+    }
+  }
+
+  // 创建矩形
+  createRect() {
+    let { width, height } = this.getNodeSize()
+    let borderRadius = this.node.style.merge('borderRadius')
+    return new Path().plot(`
+      M${borderRadius},0
+      L${width - borderRadius},0
+      C${width - borderRadius},0 ${width},${0} ${width},${borderRadius}
+      L${width},${height - borderRadius}
+      C${width},${height - borderRadius} ${width},${height} ${
+      width - borderRadius
+    },${height}
+      L${borderRadius},${height}
+      C${borderRadius},${height} ${0},${height} ${0},${height - borderRadius}
+      L${0},${borderRadius}
+      C${0},${borderRadius} ${0},${0} ${borderRadius},${0}
+      Z
+    `)
+  }
+
+  //  创建菱形
+  createDiamond() {
+    let { width, height } = this.getNodeSize()
+    let halfWidth = width / 2
+    let halfHeight = height / 2
+    let topX = halfWidth
+    let topY = 0
+    let rightX = width
+    let rightY = halfHeight
+    let bottomX = halfWidth
+    let bottomY = height
+    let leftX = 0
+    let leftY = halfHeight
+    return new Polygon().plot([
+      [topX, topY],
+      [rightX, rightY],
+      [bottomX, bottomY],
+      [leftX, leftY]
+    ])
+  }
+
+  //  创建平行四边形
+  createParallelogram() {
+    let { paddingX } = this.node.getPaddingVale()
+    paddingX = paddingX || this.node.shapePadding.paddingX
+    let { width, height } = this.getNodeSize()
+    return new Polygon().plot([
+      [paddingX, 0],
+      [width, 0],
+      [width - paddingX, height],
+      [0, height]
+    ])
+  }
+
+  //  创建圆角矩形
+  createRoundedRectangle() {
+    let { width, height } = this.getNodeSize()
+    let halfHeight = height / 2
+    return new Path().plot(`
+      M${halfHeight},0
+      L${width - halfHeight},0
+      A${height / 2},${height / 2} 0 0,1 ${width - halfHeight},${height} 
+      L${halfHeight},${height}
+      A${height / 2},${height / 2} 0 0,1 ${halfHeight},${0}
+    `)
+  }
+
+  //  创建八角矩形
+  createOctagonalRectangle() {
+    let w = 5
+    let { width, height } = this.getNodeSize()
+    return new Polygon().plot([
+      [0, w],
+      [w, 0],
+      [width - w, 0],
+      [width, w],
+      [width, height - w],
+      [width - w, height],
+      [w, height],
+      [0, height - w]
+    ])
+  }
+
+  //  创建外三角矩形
+  createOuterTriangularRectangle() {
+    let { paddingX } = this.node.getPaddingVale()
+    paddingX = paddingX || this.node.shapePadding.paddingX
+    let { width, height } = this.getNodeSize()
+    return new Polygon().plot([
+      [paddingX, 0],
+      [width - paddingX, 0],
+      [width, height / 2],
+      [width - paddingX, height],
+      [paddingX, height],
+      [0, height / 2]
+    ])
+  }
+
+  //  创建内三角矩形
+  createInnerTriangularRectangle() {
+    let { paddingX } = this.node.getPaddingVale()
+    paddingX = paddingX || this.node.shapePadding.paddingX
+    let { width, height } = this.getNodeSize()
+    return new Polygon().plot([
+      [0, 0],
+      [width, 0],
+      [width - paddingX / 2, height / 2],
+      [width, height],
+      [0, height],
+      [paddingX / 2, height / 2]
+    ])
+  }
+
+  //  创建椭圆
+  createEllipse() {
+    let { width, height } = this.getNodeSize()
+    let halfWidth = width / 2
+    let halfHeight = height / 2
+    return new Path().plot(`
+      M${halfWidth},0
+      A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${height} 
+      M${halfWidth},${height} 
+      A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${0} 
+    `)
+  }
+
+  //  创建圆
+  createCircle() {
+    let { width, height } = this.getNodeSize()
+    let halfWidth = width / 2
+    let halfHeight = height / 2
+    return new Path().plot(`
+      M${halfWidth},0
+      A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${height} 
+      M${halfWidth},${height} 
+      A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${0} 
+    `)
+  }
+}
+
+// 形状列表
+export const shapeList = [
+  CONSTANTS.SHAPE.RECTANGLE,
+  CONSTANTS.SHAPE.DIAMOND,
+  CONSTANTS.SHAPE.PARALLELOGRAM,
+  CONSTANTS.SHAPE.ROUNDED_RECTANGLE,
+  CONSTANTS.SHAPE.OCTAGONAL_RECTANGLE,
+  CONSTANTS.SHAPE.OUTER_TRIANGULAR_RECTANGLE,
+  CONSTANTS.SHAPE.INNER_TRIANGULAR_RECTANGLE,
+  CONSTANTS.SHAPE.ELLIPSE,
+  CONSTANTS.SHAPE.CIRCLE
+]
--- a/simple-mind-map/src/core/render/node/Style.js
+++ b/simple-mind-map/src/core/render/node/Style.js
@@ -0,0 +1,247 @@
+import {
+  checkIsNodeStyleDataKey,
+  generateColorByContent
+} from '../../../utils/index'
+
+const rootProp = ['paddingX', 'paddingY']
+const backgroundStyleProps = [
+  'backgroundColor',
+  'backgroundImage',
+  'backgroundRepeat',
+  'backgroundPosition',
+  'backgroundSize'
+]
+
+//  样式类
+class Style {
+  //   设置背景样式
+  static setBackgroundStyle(el, themeConfig) {
+    // 缓存容器元素原本的样式
+    if (!Style.cacheStyle) {
+      Style.cacheStyle = {}
+      let style = window.getComputedStyle(el)
+      backgroundStyleProps.forEach(prop => {
+        Style.cacheStyle[prop] = style[prop]
+      })
+    }
+    // 设置新样式
+    let {
+      backgroundColor,
+      backgroundImage,
+      backgroundRepeat,
+      backgroundPosition,
+      backgroundSize
+    } = themeConfig
+    el.style.backgroundColor = backgroundColor
+    if (backgroundImage && backgroundImage !== 'none') {
+      el.style.backgroundImage = `url(${backgroundImage})`
+      el.style.backgroundRepeat = backgroundRepeat
+      el.style.backgroundPosition = backgroundPosition
+      el.style.backgroundSize = backgroundSize
+    } else {
+      el.style.backgroundImage = 'none'
+    }
+  }
+
+  // 移除背景样式
+  static removeBackgroundStyle(el) {
+    if (!Style.cacheStyle) return
+    backgroundStyleProps.forEach(prop => {
+      el.style[prop] = Style.cacheStyle[prop]
+    })
+    Style.cacheStyle = null
+  }
+
+  //  构造函数
+  constructor(ctx) {
+    this.ctx = ctx
+  }
+
+  //  合并样式
+  merge(prop, root) {
+    let themeConfig = this.ctx.mindMap.themeConfig
+    // 三级及以下节点
+    let defaultConfig = themeConfig.node
+    if (root || rootProp.includes(prop)) {
+      // 直接使用最外层样式
+      defaultConfig = themeConfig
+    } else if (this.ctx.isGeneralization) {
+      // 概要节点
+      defaultConfig = themeConfig.generalization
+    } else if (this.ctx.layerIndex === 0) {
+      // 根节点
+      defaultConfig = themeConfig.root
+    } else if (this.ctx.layerIndex === 1) {
+      // 二级节点
+      defaultConfig = themeConfig.second
+    }
+    // 优先使用节点本身的样式
+    return this.getSelfStyle(prop) !== undefined
+      ? this.getSelfStyle(prop)
+      : defaultConfig[prop]
+  }
+
+  //  获取某个样式值
+  getStyle(prop, root) {
+    return this.merge(prop, root)
+  }
+
+  //  获取自身自定义样式
+  getSelfStyle(prop) {
+    return this.ctx.getData(prop)
+  }
+
+  //  矩形
+  rect(node) {
+    this.shape(node)
+    node.radius(this.merge('borderRadius'))
+  }
+
+  //   矩形外的其他形状
+  shape(node) {
+    node.fill({
+      color: this.merge('fillColor')
+    })
+    // 节点使用横线样式，不需要渲染非激活状态的边框样式
+    // if (
+    //   !this.ctx.isRoot &&
+    //   !this.ctx.isGeneralization &&
+    //   this.ctx.mindMap.themeConfig.nodeUseLineStyle &&
+    //   !this.ctx.getData('isActive')
+    // ) {
+    //   return
+    // }
+    node.stroke({
+      color: this.merge('borderColor'),
+      width: this.merge('borderWidth'),
+      dasharray: this.merge('borderDasharray')
+    })
+  }
+
+  //  文字
+  text(node) {
+    node
+      .fill({
+        color: this.merge('color')
+      })
+      .css({
+        'font-family': this.merge('fontFamily'),
+        'font-size': this.merge('fontSize'),
+        'font-weight': this.merge('fontWeight'),
+        'font-style': this.merge('fontStyle'),
+        'text-decoration': this.merge('textDecoration')
+      })
+  }
+
+  // 生成内联样式
+  createStyleText() {
+    return `
+      color: ${this.merge('color')};
+      font-family: ${this.merge('fontFamily')};
+      font-size: ${this.merge('fontSize') + 'px'};
+      font-weight: ${this.merge('fontWeight')};
+      font-style: ${this.merge('fontStyle')};
+      text-decoration: ${this.merge('textDecoration')}
+    `
+  }
+
+  // 获取文本样式
+  getTextFontStyle() {
+    return {
+      italic: this.merge('fontStyle') === 'italic',
+      bold: this.merge('fontWeight'),
+      fontSize: this.merge('fontSize'),
+      fontFamily: this.merge('fontFamily')
+    }
+  }
+
+  //  html文字节点
+  domText(node, fontSizeScale = 1, isMultiLine) {
+    node.style.fontFamily = this.merge('fontFamily')
+    node.style.fontSize = this.merge('fontSize') * fontSizeScale + 'px'
+    node.style.fontWeight = this.merge('fontWeight') || 'normal'
+    node.style.lineHeight = !isMultiLine ? 'normal' : this.merge('lineHeight')
+    node.style.fontStyle = this.merge('fontStyle')
+  }
+
+  //  标签文字
+  tagText(node) {
+    node
+      .fill({
+        color: '#fff'
+      })
+      .css({
+        'font-size': '12px'
+      })
+  }
+
+  //  标签矩形
+  tagRect(node, text, color) {
+    node.fill({
+      color: color || generateColorByContent(text.node.textContent)
+    })
+  }
+
+  //  内置图标
+  iconNode(node) {
+    node.attr({
+      fill: this.merge('color')
+    })
+  }
+
+  //  连线
+  line(node, { width, color, dasharray } = {}) {
+    node.stroke({ width, color, dasharray }).fill({ color: 'none' })
+  }
+
+  //  概要连线
+  generalizationLine(node) {
+    node
+      .stroke({
+        width: this.merge('generalizationLineWidth', true),
+        color: this.merge('generalizationLineColor', true)
+      })
+      .fill({ color: 'none' })
+  }
+
+  //  展开收起按钮
+  iconBtn(node, node2, fillNode) {
+    let { color, fill, fontSize, fontColor } = this.ctx.mindMap.opt
+      .expandBtnStyle || {
+      color: '#808080',
+      fill: '#fff',
+      fontSize: 12,
+      strokeColor: '#333333',
+      fontColor: '#333333'
+    }
+    node.fill({ color: color })
+    node2.fill({ color: color })
+    fillNode.fill({ color: fill })
+    if (this.ctx.mindMap.opt.isShowExpandNum) {
+      node.attr({ 'font-size': fontSize, 'font-color': fontColor })
+    }
+  }
+
+  // 是否设置了自定义的样式
+  hasCustomStyle() {
+    let res = false
+    Object.keys(this.ctx.getData()).forEach(item => {
+      if (checkIsNodeStyleDataKey(item)) {
+        res = true
+      }
+    })
+    return res
+  }
+
+  // hover和激活节点
+  hoverNode(node) {
+    const { hoverRectColor } = this.ctx.mindMap.opt
+    node.radius(5).fill('none').stroke({
+      color: hoverRectColor
+    })
+  }
+}
+
+Style.cacheStyle = null
+
+export default Style
--- a/simple-mind-map/src/core/render/node/nodeCommandWraps.js
+++ b/simple-mind-map/src/core/render/node/nodeCommandWraps.js
@@ -0,0 +1,62 @@
+//  设置数据
+function setData(data = {}) {
+  this.mindMap.execCommand('SET_NODE_DATA', this, data)
+}
+
+//  设置文本
+function setText(text, richText, resetRichText) {
+  this.mindMap.execCommand('SET_NODE_TEXT', this, text, richText, resetRichText)
+}
+
+//  设置图片
+function setImage(imgData) {
+  this.mindMap.execCommand('SET_NODE_IMAGE', this, imgData)
+}
+
+//  设置图标
+function setIcon(icons) {
+  this.mindMap.execCommand('SET_NODE_ICON', this, icons)
+}
+
+//  设置超链接
+function setHyperlink(link, title) {
+  this.mindMap.execCommand('SET_NODE_HYPERLINK', this, link, title)
+}
+
+//  设置备注
+function setNote(note) {
+  this.mindMap.execCommand('SET_NODE_NOTE', this, note)
+}
+
+//  设置标签
+function setTag(tag) {
+  this.mindMap.execCommand('SET_NODE_TAG', this, tag)
+}
+
+//  设置形状
+function setShape(shape) {
+  this.mindMap.execCommand('SET_NODE_SHAPE', this, shape)
+}
+
+//  修改某个样式
+function setStyle(prop, value) {
+  this.mindMap.execCommand('SET_NODE_STYLE', this, prop, value)
+}
+
+//  修改多个样式
+function setStyles(style) {
+  this.mindMap.execCommand('SET_NODE_STYLES', this, style)
+}
+
+export default {
+  setData,
+  setText,
+  setImage,
+  setIcon,
+  setHyperlink,
+  setNote,
+  setTag,
+  setShape,
+  setStyle,
+  setStyles
+}
--- a/simple-mind-map/src/core/render/node/nodeCooperate.js
+++ b/simple-mind-map/src/core/render/node/nodeCooperate.js
@@ -0,0 +1,104 @@
+import { Circle, G, Text, Image } from '@svgdotjs/svg.js'
+import { generateColorByContent } from '../../../utils/index'
+
+// 协同相关功能
+
+// 创建容器
+function createUserListNode() {
+  // 如果没有注册协作插件，那么需要创建
+  if (!this.mindMap.cooperate) return
+  this._userListGroup = new G()
+  this.group.add(this._userListGroup)
+}
+
+// 创建文本头像
+function createTextAvatar(item) {
+  const { avatarSize, fontSize } = this.mindMap.opt.cooperateStyle
+  const g = new G()
+  const str = item.isMore ? item.name : String(item.name)[0]
+  // 圆
+  const circle = new Circle().size(avatarSize, avatarSize)
+  circle.fill({
+    color: item.color || generateColorByContent(str)
+  })
+  // 文本
+  const text = new Text()
+    .text(str)
+    .fill({
+      color: '#fff'
+    })
+    .css({
+      'font-size': fontSize
+    })
+    .dx(-fontSize / 2)
+    .dy((avatarSize - fontSize) / 2)
+  g.add(circle).add(text)
+  return g
+}
+
+// 创建图片头像
+function createImageAvatar(item) {
+  const { avatarSize } = this.mindMap.opt.cooperateStyle
+  return new Image().load(item.avatar).size(avatarSize, avatarSize)
+}
+
+// 更新渲染
+function updateUserListNode() {
+  if (!this._userListGroup) return
+  const { avatarSize } = this.mindMap.opt.cooperateStyle
+  this._userListGroup.clear()
+  // 根据当前节点长度计算最多能显示几个
+  const length = this.userList.length
+  const maxShowCount = Math.floor(this.width / avatarSize)
+  const list = []
+  if (length > maxShowCount) {
+    // 如果当前用户数量比最多能显示的多，最后需要显示一个提示信息
+    list.push(...this.userList.slice(0, maxShowCount - 1), {
+      isMore: true,
+      name: '+' + (length - maxShowCount + 1)
+    })
+  } else {
+    list.push(...this.userList)
+  }
+  list.forEach((item, index) => {
+    let node = null
+    if (item.avatar) {
+      node = this.createImageAvatar(item)
+    } else {
+      node = this.createTextAvatar(item)
+    }
+    node.x(index * avatarSize).cy(-avatarSize / 2)
+    this._userListGroup.add(node)
+  })
+}
+
+// 添加用户
+function addUser(userInfo) {
+  if (
+    this.userList.find(item => {
+      return item.id == userInfo.id
+    })
+  )
+    return
+  this.userList.push(userInfo)
+  this.updateUserListNode()
+}
+
+// 移除用户
+function removeUser(userInfo) {
+  const index = this.userList.findIndex(item => {
+    return item.id == userInfo.id
+  })
+  if (index === -1) return
+  this.userList.splice(index, 1)
+  this.updateUserListNode()
+}
+
+export default {
+  createUserListNode,
+  updateUserListNode,
+  createTextAvatar,
+  createImageAvatar,
+  addUser,
+  removeUser
+}
--- a/Show More
+++ b/Show More