Merge branch 'feature' into main

打包0.6.15-fix.1
2026-02-17 22:08:25 +08:00 · 2023-08-18 15:13:42 +08:00 · 2023-08-18 15:13:24 +08:00 · 2023-08-18 14:55:15 +08:00 · 2023-08-18 14:54:49 +08:00 · 2023-08-18 14:51:42 +08:00
722 changed files with 76880 additions and 10813 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 node_modules
 .DS_Store
-package-lock.json
+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/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-2d20ec02.81d632f4.js" rel="prefetch"><link href="dist/js/chunk-2d216b67.228f2009.js" rel="prefetch"><link href="dist/js/chunk-35b0a040.cb76da7d.js" rel="prefetch"><link href="dist/css/app.80644c67.css" rel="preload" as="style"><link href="dist/css/chunk-vendors.faba1249.css" rel="preload" as="style"><link href="dist/js/app.e664c97c.js" rel="preload" as="script"><link href="dist/js/chunk-vendors.0c7365d5.js" rel="preload" as="script"><link href="dist/css/chunk-vendors.faba1249.css" rel="stylesheet"><link href="dist/css/app.80644c67.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.0c7365d5.js"></script><script src="dist/js/app.e664c97c.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?c6f9dda3bfa8385d51f4" rel="stylesheet"><link href="dist/css/app.css?c6f9dda3bfa8385d51f4" 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?c6f9dda3bfa8385d51f4"></script><script src="dist/js/app.js?c6f9dda3bfa8385d51f4"></script></body></html>
--- a/qrcode.jpg
+++ b/qrcode.jpg
--- 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 +1,46 @@
+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 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)
+
+export default MindMap
--- a/simple-mind-map/index.js
+++ b/simple-mind-map/index.js
@@ -1,92 +1,52 @@
-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
+} from './src/constants/constant'
 import { SVG } from '@svgdotjs/svg.js'
-import xmind from './src/parse/xmind'
-import { simpleDeepClone } from './src/utils'
+import { simpleDeepClone, getType } from './src/utils'
+import defaultTheme, {
+  checkIsNodeSizeIndependenceConfig
+} from './src/themes/default'
+import { defaultOpt } from './src/constants/defaultOptions'

-// 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(){}
-        }
-    */
-}
-
-/**
- * javascript comment
- * @Author: 王林25
- * @Date: 2021-04-06 11:18:47
- * @Desc: 思维导图
- */
+//  思维导图
 class MindMap {
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-06 11:19:01
-   * @Desc: 构造函数
-   */
+  //  构造函数
  constructor(opt = {}) {
    // 合并选项
    this.opt = this.handleOpt(merge(defaultOpt, opt))

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

    // 画布宽高
    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')

    // 画布
    this.svg = SVG().addTo(this.el).size(this.width, this.height)
    this.draw = this.svg.group()

-    // 节点id
-    this.uid = 0
-
    // 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
@@ -113,84 +73,54 @@ class MindMap {
      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
-    })
-
    // 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()
    setTimeout(() => {
      this.command.addHistory()
    }, 0)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-07-01 22:15:22
-   * @Desc: 配置参数处理
-   */
+  //  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
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-06 18:47:29
-   * @Desc: 渲染，部分渲染
-   */
-  render() {
+  //  渲染，部分渲染
+  render(callback, source = '') {
    this.batchExecution.push('render', () => {
      this.initTheme()
      this.renderer.reRender = false
-      this.renderer.render()
+      this.renderer.render(callback, source)
    })
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-07-08 22:05:11
-   * @Desc: 重新渲染
-   */
-  reRender() {
+  //  重新渲染
+  reRender(callback, source = '') {
    this.batchExecution.push('render', () => {
      this.draw.clear()
      this.initTheme()
      this.renderer.reRender = true
-      this.renderer.render()
+      this.renderer.render(callback, source)
    })
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-07-11 21:16:52
-   * @Desc: 容器尺寸变化，调整尺寸
-   */
+  //  容器尺寸变化，调整尺寸
  resize() {
    this.elRect = this.el.getBoundingClientRect()
    this.width = this.elRect.width
@@ -198,38 +128,39 @@ class MindMap {
    this.svg.size(this.width, this.height)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 13:25:50
-   * @Desc: 监听事件
-   */
+  //  监听事件
  on(event, fn) {
    this.event.on(event, fn)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 13:51:35
-   * @Desc: 触发事件
-   */
+  //  触发事件
  emit(event, ...args) {
    this.event.emit(event, ...args)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 13:53:54
-   * @Desc: 解绑事件
-   */
+  //  解绑事件
  off(event, fn) {
    this.event.off(event, fn)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-05 13:32:43
-   * @Desc: 设置主题
-   */
+  // 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
    this.themeConfig = merge(theme[this.opt.theme], this.opt.themeConfig)
@@ -237,107 +168,83 @@ class MindMap {
    Style.setBackgroundStyle(this.el, this.themeConfig)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-05 13:52:08
-   * @Desc: 设置主题
-   */
+  //  设置主题
  setTheme(theme) {
    this.renderer.clearAllActive()
    this.opt.theme = theme
-    this.reRender()
+    this.render(null, CONSTANTS.CHANGE_THEME)
+    this.emit('view_theme_change', theme)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-06-25 23:52:37
-   * @Desc: 获取当前主题
-   */
+  //  获取当前主题
  getTheme() {
    return this.opt.theme
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-05 13:50:17
-   * @Desc: 设置主题配置
-   */
+  //  设置主题配置
  setThemeConfig(config) {
    this.opt.themeConfig = config
-    this.reRender()
+    // 检查改变的是否是节点大小无关的主题属性
+    let res = checkIsNodeSizeIndependenceConfig(config)
+    this.render(null, res ? '' : CONSTANTS.CHANGE_THEME)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-08-01 10:38:34
-   * @Desc: 获取自定义主题配置
-   */
+  //  获取自定义主题配置
  getCustomThemeConfig() {
    return this.opt.themeConfig
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-05 14:01:29
-   * @Desc: 获取某个主题配置值
-   */
+  //  获取某个主题配置值
  getThemeConfig(prop) {
    return prop === undefined ? this.themeConfig : this.themeConfig[prop]
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-07-13 16:17:06
-   * @Desc: 获取当前布局结构
-   */
+  // 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
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-07-13 16:17:33
-   * @Desc: 设置布局结构
-   */
+  //  设置布局结构
  setLayout(layout) {
    // 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()
+    this.render(null, CONSTANTS.CHANGE_LAYOUT)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-04 13:01:00
-   * @Desc: 执行命令
-   */
+  //  执行命令
  execCommand(...args) {
    this.command.exec(...args)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-08-03 22:58:12
-   * @Desc: 动态设置思维导图数据，纯节点数据
-   */
+  //  动态设置思维导图数据，纯节点数据
  setData(data) {
    this.execCommand('CLEAR_ACTIVE_NODE')
    this.command.clearHistory()
-    this.renderer.renderTree = data
-    this.reRender()
+    this.command.addHistory()
+    if (this.richText) {
+      this.renderer.renderTree = this.richText.handleSetData(data)
+    } else {
+      this.renderer.renderTree = data
+    }
+    this.reRender(() => {}, CONSTANTS.SET_DATA)
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-09-21 16:39:13
-   * @Desc: 动态设置思维导图数据，包括节点数据、布局、主题、视图
-   */
+  //  动态设置思维导图数据，包括节点数据、布局、主题、视图
  setFullData(data) {
    if (data.root) {
      this.setData(data.root)
@@ -358,12 +265,7 @@ class MindMap {
    }
  }

-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-24 14:42:07
-   * @Desc: 获取思维导图数据，节点树、主题、布局等
-   */
+  //  获取思维导图数据，节点树、主题、布局等
  getData(withConfig) {
    let nodeData = this.command.getCopyData()
    let data = {}
@@ -383,21 +285,17 @@ class MindMap {
    return simpleDeepClone(data)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-07-01 22:06:38
-   * @Desc: 导出
-   */
+  //  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.mindMap.opt.errorHandler(ERROR_TYPES.EXPORT_ERROR, error)
+    }
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-07-11 09:20:03
-   * @Desc: 转换位置
-   */
+  //  转换位置
  toPos(x, y) {
    return {
      x: x - this.elRect.left,
@@ -405,25 +303,140 @@ class MindMap {
    }
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-06-08 14:12:38
-   * @Desc: 设置只读模式、编辑模式
-   */
+  //  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.emit('mode_change', mode)
  }
+
+  // 获取svg数据
+  getSvgData({ paddingX = 0, paddingY = 0 } = {}) {
+    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.el.getBoundingClientRect()
+    // 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 (
+      (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()
+    }
+    // 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() {
+    // 移除插件
+    ;[...MindMap.pluginList].forEach(plugin => {
+      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 = null
+  }
 }

-MindMap.xmind = xmind
+// 插件列表
+MindMap.pluginList = []
+MindMap.usePlugin = (plugin, opt = {}) => {
+  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": "0.2.16",
+  "version": "0.6.15-fix.1",
  "description": "一个简单的web在线思维导图",
  "authors": [
    {
@@ -22,14 +22,17 @@
    "format": "prettier --write ."
  },
  "module": "index.js",
-  "main": "./dist/simpleMindMap.umd.min.js",
+  "__main": "./dist/simpleMindMap.umd.min.js",
  "dependencies": {
    "@svgdotjs/svg.js": "^3.0.16",
-    "canvg": "^3.0.7",
    "deepmerge": "^1.5.2",
+    "dom-to-image-more": "^3.1.6",
    "eventemitter3": "^4.0.7",
    "jspdf": "^2.5.1",
    "jszip": "^3.10.1",
+    "mdast-util-from-markdown": "^1.3.0",
+    "quill": "^1.3.6",
+    "uuid": "^9.0.0",
    "xml-js": "^1.6.11"
  },
  "keywords": [
--- a/simple-mind-map/scripts/walkJsFiles.js
+++ b/simple-mind-map/scripts/walkJsFiles.js
@@ -0,0 +1,46 @@
+// 遍历所有js文件
+const path = require('path')
+const fs = require('fs')
+
+const entryPath = path.resolve(__dirname, '../src')
+
+const transform = dir => {
+  let dirs = fs.readdirSync(dir)
+  dirs.forEach(item => {
+    let file = path.join(dir, item)
+    if (fs.statSync(file).isDirectory()) {
+      transform(file)
+    } else if (/\.js$/.test(file)) {
+      transformFile(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)
+    if (res.length > 0) {
+      return '// ' + res[1]
+    }
+  })
+  fs.writeFileSync(file, content)
+}
+
+transform(entryPath)
+transformFile(path.join(__dirname, '../index.js'))
+console.log(totalLines);
--- a/simple-mind-map/src/BatchExecution.js
+++ b/simple-mind-map/src/BatchExecution.js
@@ -1,85 +0,0 @@
-/**
- * @Author: 王林
- * @Date: 2021-06-27 13:16:23
- * @Desc: 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)
-  }
-}
-
-/**
- * @Author: 王林
- * @Date: 2021-06-26 22:40:52
- * @Desc: 批量执行
- */
-class BatchExecution {
-  /**
-   * @Author: 王林
-   * @Date: 2021-06-26 22:41:41
-   * @Desc: 构造函数
-   */
-  constructor() {
-    this.has = {}
-    this.queue = []
-    this.nextTick = nextTick(this.flush, this)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-06-27 12:54:04
-   * @Desc: 添加任务
-   */
-  push(name, fn) {
-    if (this.has[name]) {
-      return
-    }
-    this.has[name] = true
-    this.queue.push({
-      name,
-      fn
-    })
-    this.nextTick()
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-06-27 13:09:24
-   * @Desc:  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/Event.js
+++ b/simple-mind-map/src/Event.js
@@ -1,182 +0,0 @@
-import EventEmitter from 'eventemitter3'
-
-/**
- * javascript comment
- * @Author: 王林25
- * @Date: 2021-04-07 14:53:09
- * @Desc: 事件类
- */
-class Event extends EventEmitter {
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 14:53:25
-   * @Desc: 构造函数
-   */
-  constructor(opt = {}) {
-    super()
-    this.opt = opt
-    this.mindMap = opt.mindMap
-    this.isLeftMousedown = false
-    this.mousedownPos = {
-      x: 0,
-      y: 0
-    }
-    this.mousemovePos = {
-      x: 0,
-      y: 0
-    }
-    this.mousemoveOffset = {
-      x: 0,
-      y: 0
-    }
-    this.bindFn()
-    this.bind()
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 15:52:24
-   * @Desc: 绑定函数上下文
-   */
-  bindFn() {
-    this.onDrawClick = this.onDrawClick.bind(this)
-    this.onMousedown = this.onMousedown.bind(this)
-    this.onMousemove = this.onMousemove.bind(this)
-    this.onMouseup = this.onMouseup.bind(this)
-    this.onMousewheel = this.onMousewheel.bind(this)
-    this.onContextmenu = this.onContextmenu.bind(this)
-    this.onSvgMousedown = this.onSvgMousedown.bind(this)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 14:53:43
-   * @Desc: 绑定事件
-   */
-  bind() {
-    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.svg.on('contextmenu', this.onContextmenu)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 15:40:51
-   * @Desc: 解绑事件
-   */
-  unbind() {
-    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.svg.off('contextmenu', this.onContextmenu)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 13:19:39
-   * @Desc:  画布的单击事件
-   */
-  onDrawClick(e) {
-    this.emit('draw_click', e)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-16 13:37:30
-   * @Desc:  svg画布的鼠标按下事件
-   */
-  onSvgMousedown(e) {
-    this.emit('svg_mousedown', e)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 15:17:35
-   * @Desc: 鼠标按下事件
-   */
-  onMousedown(e) {
-    // e.preventDefault()
-    // 鼠标左键
-    if (e.which === 1) {
-      this.isLeftMousedown = true
-    }
-    this.mousedownPos.x = e.clientX
-    this.mousedownPos.y = e.clientY
-    this.emit('mousedown', e, this)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 15:18:32
-   * @Desc: 鼠标移动事件
-   */
-  onMousemove(e) {
-    // e.preventDefault()
-    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) {
-      this.emit('drag', e, this)
-    }
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 15:18:57
-   * @Desc: 鼠标松开事件
-   */
-  onMouseup(e) {
-    this.isLeftMousedown = false
-    this.emit('mouseup', e, this)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 15:46:27
-   * @Desc: 鼠标滚动
-   */
-  onMousewheel(e) {
-    e.stopPropagation()
-    e.preventDefault()
-    let dir
-    if ((e.wheelDeltaY || e.detail) > 0) {
-      dir = 'up'
-    } else {
-      dir = 'down'
-    }
-    this.emit('mousewheel', e, dir, this)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-10 22:34:13
-   * @Desc: 鼠标右键菜单事件
-   */
-  onContextmenu(e) {
-    e.preventDefault()
-    this.emit('contextmenu', e)
-  }
-}
-
-export default Event
--- a/simple-mind-map/src/Export.js
+++ b/simple-mind-map/src/Export.js
@@ -1,265 +0,0 @@
-import { imgToDataUrl, downloadFile } from './utils'
-import JsPDF from 'jspdf'
-import { SVG } from '@svgdotjs/svg.js'
-const URL = window.URL || window.webkitURL || window
-
-/**
- * @Author: 王林
- * @Date: 2021-07-01 22:05:16
- * @Desc: 导出类
- */
-class Export {
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-01 22:05:42
-   * @Desc: 构造函数
-   */
-  constructor(opt) {
-    this.mindMap = opt.mindMap
-    this.exportPadding = this.mindMap.opt.exportPadding
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-02 07:44:06
-   * @Desc: 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
-    }
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 14:57:40
-   * @Desc: 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
-    }
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 15:25:19
-   * @Desc:  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
-    })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 15:32:07
-   * @Desc: 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()
-      }
-    })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-01 22:09:51
-   * @Desc: 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
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-08-08 19:23:08
-   * @Desc: 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
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 15:32:07
-   * @Desc: 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()
-      }
-    })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 14:54:07
-   * @Desc: 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)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-08-03 22:19:17
-   * @Desc: 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)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-08-03 22:24:24
-   * @Desc: 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
--- a/simple-mind-map/src/Shape.js
+++ b/simple-mind-map/src/Shape.js
@@ -1,275 +0,0 @@
-/**
- * @Author: 王林
- * @Date: 2022-08-22 21:32:50
- * @Desc: 节点形状类
- */
-export default class Shape {
-  constructor(node) {
-    this.node = node
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2022-08-17 22:32:32
-   * @Desc: 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
-        }
-    }
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2022-08-17 22:22:53
-   * @Desc: 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
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2022-09-04 09:08:54
-   * @Desc: 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}
-        `)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2022-09-03 16:14:12
-   * @Desc: 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}, ${height}
-        `)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2022-09-03 16:50:23
-   * @Desc: 创建圆角矩形
-   */
-  createRoundedRectangle() {
-    let { width, height } = this.node
-    let halfHeight = height / 2
-    return this.node.group.path(`
-            M${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}
-        `)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-12 16:14:08
-   * @Desc: 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}
-        `)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-12 20:55:50
-   * @Desc: 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}
-        `)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-12 20:59:37
-   * @Desc: 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}, ${height / 2}
-        `)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-12 21:06:31
-   * @Desc: 创建椭圆
-   */
-  createEllipse() {
-    let { width, height } = this.node
-    let halfWidth = width / 2
-    let halfHeight = height / 2
-    return this.node.group.path(`
-            M${halfWidth},0
-            A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${height} 
-            M${halfWidth},${height} 
-            A${halfWidth},${halfHeight} 0 0,1 ${halfWidth},${0} 
-        `)
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-12 21:14:04
-   * @Desc: 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
@@ -1,230 +0,0 @@
-import { tagColorList } from './utils/constant'
-const rootProp = ['paddingX', 'paddingY']
-
-/**
- * @Author: 王林
- * @Date: 2021-04-11 10:09:08
- * @Desc: 样式类
- */
-class Style {
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-11 16:01:53
-   * @Desc:  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
-    }
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-11 10:10:11
-   * @Desc: 构造函数
-   */
-  constructor(ctx, themeConfig) {
-    this.ctx = ctx
-    this.themeConfig = themeConfig
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-12 07:40:14
-   * @Desc: 更新主题配置
-   */
-  updateThemeConfig(themeConfig) {
-    this.themeConfig = themeConfig
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-11 12:02:55
-   * @Desc: 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]
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-12 21:55:57
-   * @Desc: 获取某个样式值
-   */
-  getStyle(prop, root, isActive) {
-    return this.merge(prop, root, isActive)
-  }
-
-  /**
-   * javascript comment
-   * @Author: flydreame
-   * @Date: 2022-09-17 12:09:39
-   * @Desc: 获取自身自定义样式
-   */
-  getSelfStyle(prop) {
-    return this.ctx.nodeData.data[prop]
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-11 10:12:56
-   * @Desc: 矩形
-   */
-  rect(node) {
-    this.shape(node)
-    node.radius(this.merge('borderRadius'))
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林
-   * @Date: 2022-09-12 15:04:28
-   * @Desc:  矩形外的其他形状
-   */
-  shape(node) {
-    node
-      .fill({
-        color: this.merge('fillColor')
-      })
-      .stroke({
-        color: this.merge('borderColor'),
-        width: this.merge('borderWidth'),
-        dasharray: this.merge('borderDasharray')
-      })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-11 12:07:59
-   * @Desc: 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')
-      })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-13 08:14:34
-   * @Desc: 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'
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-06-20 20:02:18
-   * @Desc: 标签文字
-   */
-  tagText(node, index) {
-    node
-      .fill({
-        color: tagColorList[index].color
-      })
-      .css({
-        'font-size': '12px'
-      })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-06-20 21:04:11
-   * @Desc: 标签矩形
-   */
-  tagRect(node, index) {
-    node.fill({
-      color: tagColorList[index].background
-    })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-03 22:37:19
-   * @Desc: 内置图标
-   */
-  iconNode(node) {
-    node.attr({
-      fill: this.merge('color')
-    })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-11 14:50:49
-   * @Desc: 连线
-   */
-  line(node, { width, color, dasharray } = {}) {
-    node.stroke({ width, color, dasharray }).fill({ color: 'none' })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2022-07-30 16:19:03
-   * @Desc: 概要连线
-   */
-  generalizationLine(node) {
-    node
-      .stroke({
-        width: this.merge('generalizationLineWidth', true),
-        color: this.merge('generalizationLineColor', true)
-      })
-      .fill({ color: 'none' })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-11 20:03:59
-   * @Desc: 按钮
-   */
-  iconBtn(node, fillNode) {
-    node.fill({ color: '#808080' })
-    fillNode.fill({ color: '#fff' })
-  }
-}
-
-export default Style
--- a/simple-mind-map/src/TextEdit.js
+++ b/simple-mind-map/src/TextEdit.js
@@ -1,150 +0,0 @@
-import { getStrWithBrFromHtml } from './utils'
-
-/**
- * javascript comment
- * @Author: 王林25
- * @Date: 2021-06-19 11:11:28
- * @Desc: 节点文字编辑类
- */
-export default class TextEdit {
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-06-19 11:22:57
-   * @Desc: 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()
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 13:27:04
-   * @Desc: 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])
-    })
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-08-16 16:27:02
-   * @Desc: 注册临时快捷键
-   */
-  registerTmpShortcut() {
-    // 注册回车快捷键
-    this.mindMap.keyCommand.addShortcut('Enter', () => {
-      this.hideEditTextBox()
-    })
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-13 22:15:56
-   * @Desc: 显示文本编辑框
-   */
-  show(node) {
-    this.showEditTextBox(node, node._textData.node.node.getBoundingClientRect())
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-13 22:13:02
-   * @Desc: 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)
-      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()
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-08-02 23:13:50
-   * @Desc: 选中文本
-   */
-  selectNodeText() {
-    let selection = window.getSelection()
-    let range = document.createRange()
-    range.selectNodeContents(this.textEditNode)
-    selection.removeAllRanges()
-    selection.addRange(range)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 13:48:16
-   * @Desc: 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
@@ -1,218 +0,0 @@
-/**
- * javascript comment
- * @Author: 王林25
- * @Date: 2021-04-07 14:45:24
- * @Desc: 视图操作类
- */
-class View {
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 14:45:40
-   * @Desc: 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()
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-04-07 15:38:51
-   * @Desc: 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()
-      }
-    })
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-11-22 18:30:24
-   * @Desc: 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
-      }
-    }
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-11-22 19:54:17
-   * @Desc: 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)
-    }
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-07-13 15:49:06
-   * @Desc: 平移x方向
-   */
-  translateX(step) {
-    this.x += step
-    this.transform()
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-10-10 14:03:53
-   * @Desc: 平移x方式到
-   */
-  translateXTo(x) {
-    this.x = x
-    this.transform()
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-07-13 15:48:52
-   * @Desc: 平移y方向
-   */
-  translateY(step) {
-    this.y += step
-    this.transform()
-  }
-
-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-10-10 14:04:10
-   * @Desc: 平移y方向到
-   */
-  translateYTo(y) {
-    this.y = y
-    this.transform()
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 17:13:14
-   * @Desc:  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())
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-11 17:41:35
-   * @Desc: 恢复
-   */
-  reset() {
-    this.scale = 1
-    this.x = 0
-    this.y = 0
-    this.transform()
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 17:10:34
-   * @Desc: 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)
-  }
-
-  /**
-   * @Author: 王林
-   * @Date: 2021-07-04 17:10:41
-   * @Desc: 放大
-   */
-  enlarge() {
-    this.scale += this.mindMap.opt.scaleRatio
-    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 +1,345 @@
+//  标签颜色列表
+export const tagColorList = [
+  {
+    color: 'rgb(77, 65, 0)',
+    background: 'rgb(255, 244, 179)'
+  },
+  {
+    color: 'rgb(0, 50, 77)',
+    background: 'rgb(179, 229, 255)'
+  },
+  {
+    color: 'rgb(77, 0, 73)',
+    background: 'rgb(255, 179, 251)'
+  },
+  {
+    color: 'rgb(57, 77, 0)',
+    background: 'rgb(236, 255, 179)'
+  },
+  {
+    color: 'rgb(0, 77, 47)',
+    background: 'rgb(179, 255, 226)'
+  }
+]
+
+//  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'
+  }
+}
+
+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'
+]
+
+// 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'
+}
--- a/simple-mind-map/src/constants/defaultOptions.js
+++ b/simple-mind-map/src/constants/defaultOptions.js
@@ -0,0 +1,159 @@
+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.ZOOM, // 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，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: false,
+  // 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'
+  },
+  // 自定义展开收起按钮的图标
+  expandBtnIcon: {
+    open: '', // svg字符串
+    close: ''
+  },
+  // 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,
+  // 错误处理函数
+  errorHandler: (code, error) => {
+    console.error(code, error)
+  }
+}
--- a/simple-mind-map/src/core/command/Command.js
+++ b/simple-mind-map/src/core/command/Command.js
@@ -1,16 +1,8 @@
-import { copyRenderTree, simpleDeepClone } from './utils'
+import { copyRenderTree, simpleDeepClone, nextTick } from '../../utils'

-/**
- * @Author: 王林
- * @Date: 2021-05-04 13:10:06
- * @Desc: 命令类
- */
+//  命令类
 class Command {
-  /**
-   * @Author: 王林
-   * @Date: 2021-05-04 13:10:24
-   * @Desc: 构造函数
-   */
+  //  构造函数
  constructor(opt = {}) {
    this.opt = opt
    this.mindMap = opt.mindMap
@@ -19,24 +11,17 @@ class Command {
    this.activeHistoryIndex = 0
    // 注册快捷键
    this.registerShortcutKeys()
+    this.addHistory = nextTick(this.addHistory, this)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-08-03 23:06:55
-   * @Desc: 清空历史数据
-   */
+  //  清空历史数据
  clearHistory() {
    this.history = []
    this.activeHistoryIndex = 0
    this.mindMap.emit('back_forward', 0, 0)
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-08-02 23:23:19
-   * @Desc: 注册快捷键
-   */
+  //  注册快捷键
  registerShortcutKeys() {
    this.mindMap.keyCommand.addShortcut('Control+z', () => {
      this.mindMap.execCommand('BACK')
@@ -46,28 +31,20 @@ class Command {
    })
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-04 13:12:30
-   * @Desc: 执行命令
-   */
+  //  执行命令
  exec(name, ...args) {
    if (this.commands[name]) {
      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()
    }
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-04 13:13:01
-   * @Desc: 添加命令
-   */
+  //  添加命令
  add(name, fn) {
    if (this.commands[name]) {
      this.commands[name].push(fn)
@@ -76,11 +53,7 @@ class Command {
    }
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-07-15 23:02:41
-   * @Desc: 移除命令
-   */
+  //  移除命令
  remove(name, fn) {
    if (!this.commands[name]) {
      return
@@ -98,14 +71,23 @@ class Command {
    }
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-04 14:35:43
-   * @Desc: 添加回退数据
-   */
+  //  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(
@@ -115,12 +97,11 @@ class Command {
    )
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-07-11 22:34:53
-   * @Desc: 回退
-   */
+  //  回退
  back(step = 1) {
+    if (this.mindMap.opt.readonly) {
+      return
+    }
    if (this.activeHistoryIndex - step >= 0) {
      this.activeHistoryIndex -= step
      this.mindMap.emit(
@@ -128,32 +109,45 @@ 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
    }
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-07-12 10:45:31
-   * @Desc: 前进
-   */
+  //  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
    }
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-05-04 15:02:58
-   * @Desc: 获取渲染树数据副本
-   */
+  //  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
@@ -1,15 +1,7 @@
-import { keyMap } from './utils/keyMap'
-/**
- * @Author: 王林
- * @Date: 2021-04-24 15:20:46
- * @Desc: 快捷按键、命令处理类
- */
+import { keyMap } from './keyMap'
+//  快捷按键、命令处理类
 export default class KeyCommand {
-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 15:21:32
-   * @Desc: 构造函数
-   */
+  //  构造函数
  constructor(opt) {
    this.opt = opt
    this.mindMap = opt.mindMap
@@ -18,63 +10,58 @@ export default class KeyCommand {
    }
    this.shortcutMapCache = {}
    this.isPause = false
+    this.isInSvg = false
    this.bindEvent()
  }

-  /**
-   * @Author: 王林
-   * @Date: 2022-08-14 08:57:55
-   * @Desc: 暂停快捷键响应
-   */
+  //  暂停快捷键响应
  pause() {
    this.isPause = true
  }

-  /**
-   * @Author: 王林
-   * @Date: 2022-08-14 08:58:43
-   * @Desc: 恢复快捷键响应
-   */
+  //  恢复快捷键响应
  recovery() {
    this.isPause = false
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-08-16 16:29:01
-   * @Desc: 保存当前注册的快捷键数据，然后清空快捷键数据
-   */
+  //  保存当前注册的快捷键数据，然后清空快捷键数据
  save() {
    this.shortcutMapCache = this.shortcutMap
    this.shortcutMap = {}
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2022-08-16 16:29:38
-   * @Desc: 恢复保存的快捷键数据，然后清空缓存数据
-   */
+  //  恢复保存的快捷键数据，然后清空缓存数据
  restore() {
    this.shortcutMap = this.shortcutMapCache
    this.shortcutMapCache = {}
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 15:23:22
-   * @Desc: 绑定事件
-   */
+  //  绑定事件
  bindEvent() {
+    // 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
+      }
+      if (this.mindMap.renderer.textEdit.showTextEdit || (this.mindMap.associativeLine && this.mindMap.associativeLine.showTextEdit)) {
+        return
+      }
+      this.isInSvg = false
+    })
    window.addEventListener('keydown', e => {
-      if (this.isPause) {
+      if (this.isPause || (this.mindMap.opt.enableShortcutOnlyWhenMouseInSvg && !this.isInSvg)) {
        return
      }
      Object.keys(this.shortcutMap).forEach(key => {
        if (this.checkKey(e, key)) {
-          e.stopPropagation()
-          e.preventDefault()
+          // 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()
          })
@@ -83,11 +70,7 @@ export default class KeyCommand {
    })
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 19:24:53
-   * @Desc: 检查键值是否符合
-   */
+  //  检查键值是否符合
  checkKey(e, key) {
    let o = this.getOriginEventCodeArr(e)
    let k = this.getKeyCodeArr(key)
@@ -107,11 +90,7 @@ export default class KeyCommand {
    return true
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 19:15:19
-   * @Desc: 获取事件对象里的键值数组
-   */
+  //  获取事件对象里的键值数组
  getOriginEventCodeArr(e) {
    let arr = []
    if (e.ctrlKey || e.metaKey) {
@@ -129,11 +108,12 @@ export default class KeyCommand {
    return arr
  }

-  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 19:40:11
-   * @Desc: 获取快捷键对应的键值数组
-   */
+  // 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*/)
    let arr = []
@@ -143,10 +123,8 @@ export default class KeyCommand {
    return arr
  }

+  //  添加快捷键命令
  /**
-   * @Author: 王林
-   * @Date: 2021-04-24 15:23:00
-   * @Desc: 添加快捷键命令
   * Enter
   * Tab | Insert
   * Shift + a
@@ -161,12 +139,7 @@ export default class KeyCommand {
    })
  }

-  /**
-   * javascript comment
-   * @Author: 王林25
-   * @Date: 2021-07-27 14:06:16
-   * @Desc: 移除快捷键命令
-   */
+  //  移除快捷键命令
  removeShortcut(key, fn) {
    key.split(/\s*\|\s*/).forEach(item => {
      if (this.shortcutMap[item]) {
@@ -185,11 +158,7 @@ export default class KeyCommand {
    })
  }

-  /**
-   * @Author: 王林
-   * @Date: 2022-08-14 08:49:58
-   * @Desc: 获取指定快捷键的处理函数
-   */
+  //  获取指定快捷键的处理函数
  getShortcutFn(key) {
    let res = []
    key.split(/\s*\|\s*/).forEach(item => {
--- 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
@@ -0,0 +1,179 @@
+import EventEmitter from 'eventemitter3'
+import { CONSTANTS } from '../../constants/constant'
+
+//  事件类
+class Event extends EventEmitter {
+  //  构造函数
+  constructor(opt = {}) {
+    super()
+    this.opt = opt
+    this.mindMap = opt.mindMap
+    this.isLeftMousedown = false
+    this.isRightMousedown = false
+    this.isMiddleMousedown = false
+    this.mousedownPos = {
+      x: 0,
+      y: 0
+    }
+    this.mousemovePos = {
+      x: 0,
+      y: 0
+    }
+    this.mousemoveOffset = {
+      x: 0,
+      y: 0
+    }
+    this.bindFn()
+    this.bind()
+  }
+
+  //  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)
+    this.onMouseup = this.onMouseup.bind(this)
+    this.onMousewheel = this.onMousewheel.bind(this)
+    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)
+    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('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)
+  }
+
+  //   画布的单击事件
+  onDrawClick(e) {
+    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)
+  }
+
+  //  鼠标按下事件
+  onMousedown(e) {
+    // 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
+    this.emit('mousedown', e, this)
+  }
+
+  //  鼠标移动事件
+  onMousemove(e) {
+    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.isMiddleMousedown ||
+      (useLeftKeySelectionRightKeyDrag
+        ? this.isRightMousedown
+        : this.isLeftMousedown) 		
+    ) {
+      e.preventDefault()
+      this.emit('drag', e, this)
+    }
+  }
+
+  //  鼠标松开事件
+  onMouseup(e) {
+    this.isLeftMousedown = false
+    this.isRightMousedown = false
+    this.isMiddleMousedown = false
+    this.emit('mouseup', e, this)
+  }
+
+  //  鼠标滚动
+  onMousewheel(e) {
+    e.stopPropagation()
+    e.preventDefault()
+    let dir
+    // 解决mac触控板双指缩放方向相反的问题
+    if (e.ctrlKey) {
+      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
+    } else {
+      if ((e.wheelDeltaY || e.detail) > 0) dir = CONSTANTS.DIR.UP
+      if ((e.wheelDeltaY || e.detail) < 0) dir = CONSTANTS.DIR.DOWN
+      if ((e.wheelDeltaX || e.detail) > 0) dir = CONSTANTS.DIR.LEFT
+      if ((e.wheelDeltaX || e.detail) < 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, isTouchPad)
+  }
+
+  //  鼠标右键菜单事件
+  onContextmenu(e) {
+    e.preventDefault()
+    this.emit('contextmenu', e)
+  }
+
+  //  按键松开事件
+  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 +1,254 @@
+import { getStrWithBrFromHtml, checkNodeOuter } from '../../utils'
+import { ERROR_TYPES } 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)
+    // 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()
+    })
+    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()
+    })
+    // 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])
+    })
+    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', 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)
+        }
+      })
+    }
+  }
+
+  // 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
+  async show(node, e, isInserting = false) {
+    // 使用了自定义节点内容那么不响应编辑事件
+    if (node.isUseCustomNodeContent()) {
+      return
+    }
+    let { 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
+    let { offsetLeft, offsetTop } = checkNodeOuter(this.mindMap, node)
+    this.mindMap.view.translateXY(offsetLeft, offsetTop)
+    let rect = node._textData.node.node.getBoundingClientRect()
+    if (this.mindMap.richText) {
+      this.mindMap.richText.showEditText(node, rect, isInserting)
+      return
+    }
+    this.showEditTextBox(node, rect, isInserting)
+  }
+
+  // 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(this.currentNode)
+  }
+
+  //  显示文本编辑框
+  showEditTextBox(node, rect, isInserting) {
+    if (this.showTextEdit) return
+    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.nodeData.data.text).split(
+      /\n/gim
+    )
+    let isMultiLine = node._textData.node.attr('data-ismultiLine') === 'true'
+    node.style.domText(this.textEditNode, scale, isMultiLine)
+    this.textEditNode.style.zIndex = this.mindMap.opt.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 =
+      this.mindMap.opt.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) {
+    //   this.selectNodeText()
+    // }
+    if (isInserting) {
+      this.selectNodeText()
+    } else {
+      this.focus()
+    }
+    this.cacheEditingText = ''
+  }
+
+  // 聚焦
+  focus() {
+    let selection = window.getSelection()
+    let range = document.createRange()
+    range.selectNodeContents(this.textEditNode)
+    range.collapse()
+    selection.removeAllRanges()
+    selection.addRange(range)
+  }
+
+  //  选中文本
+  selectNodeText() {
+    let selection = window.getSelection()
+    let range = document.createRange()
+    range.selectNodeContents(this.textEditNode)
+    selection.removeAllRanges()
+    selection.addRange(range)
+  }
+
+  // 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
@@ -0,0 +1,850 @@
+import Style from './Style'
+import Shape from './Shape'
+import { G, ForeignObject, SVG } from '@svgdotjs/svg.js'
+import nodeGeneralizationMethods from './nodeGeneralization'
+import nodeExpandBtnMethods from './nodeExpandBtn'
+import nodeCommandWrapsMethods from './nodeCommandWraps'
+import nodeCreateContentsMethods from './nodeCreateContents'
+import nodeExpandBtnPlaceholderRectMethods from './nodeExpandBtnPlaceholderRect'
+import { CONSTANTS } from '../../../constants/constant'
+
+//  节点类
+class Node {
+  //  构造函数
+  constructor(opt = {}) {
+    // 节点数据
+    this.nodeData = this.handleData(opt.data || {})
+    // id
+    this.uid = opt.uid
+    // 控制实例
+    this.mindMap = opt.mindMap
+    // 渲染实例
+    this.renderer = opt.renderer
+    // 渲染器
+    this.draw = opt.draw || null
+    // 样式实例
+    this.style = new Style(this)
+    // 形状实例
+    this.shapeInstance = new Shape(this)
+    this.shapePadding = {
+      paddingX: 0,
+      paddingY: 0
+    }
+    // 是否是根节点
+    this.isRoot = opt.isRoot === undefined ? false : opt.isRoot
+    // 是否是概要节点
+    this.isGeneralization =
+      opt.isGeneralization === undefined ? false : opt.isGeneralization
+    this.generalizationBelongNode = null
+    // 节点层级
+    this.layerIndex = opt.layerIndex === undefined ? 0 : opt.layerIndex
+    // 节点宽
+    this.width = opt.width || 0
+    // 节点高
+    this.height = opt.height || 0
+    // left
+    this._left = opt.left || 0
+    // top
+    this._top = opt.top || 0
+    // 自定义位置
+    this.customLeft = opt.data.data.customLeft || undefined
+    this.customTop = opt.data.data.customTop || undefined
+    // 是否正在拖拽中
+    this.isDrag = false
+    // 父节点
+    this.parent = opt.parent || null
+    // 子节点
+    this.children = opt.children || []
+    // 节点内容的容器
+    this.group = null
+    this.shapeNode = null // 节点形状节点
+    // 节点内容对象
+    this._customNodeContent = null
+    this._imgData = null
+    this._iconData = null
+    this._textData = null
+    this._hyperlinkData = null
+    this._tagData = null
+    this._noteData = null
+    this.noteEl = null
+    this._expandBtn = null
+    this._lastExpandBtnType = null
+    this._showExpandBtn = false
+    this._openExpandNode = null
+    this._closeExpandNode = null
+    this._fillExpandNode = null
+    this._lines = []
+    this._generalizationLine = null
+    this._generalizationNode = null
+    this._unVisibleRectRegionNode = null
+    this._isMouseenter = false
+    // 尺寸信息
+    this._rectInfo = {
+      imgContentWidth: 0,
+      imgContentHeight: 0,
+      textContentWidth: 0,
+      textContentHeight: 0
+    }
+    // 概要节点的宽高
+    this._generalizationNodeWidth = 0
+    this._generalizationNodeHeight = 0
+    // 各种文字信息的间距
+    this.textContentItemMargin = this.mindMap.opt.textContentMargin
+    // 图片和文字节点的间距
+    this.blockContentMargin = this.mindMap.opt.imgTextMargin
+    // 展开收缩按钮尺寸
+    this.expandBtnSize = this.mindMap.opt.expandBtnSize
+    // 是否是多选节点
+    this.isMultipleChoice = false
+    // 是否需要重新layout
+    this.needLayout = false
+    // 当前是否是隐藏状态
+    this.isHide = false
+    // 概要相关方法
+    Object.keys(nodeGeneralizationMethods).forEach(item => {
+      this[item] = nodeGeneralizationMethods[item].bind(this)
+    })
+    // 展开收起按钮相关方法
+    Object.keys(nodeExpandBtnMethods).forEach(item => {
+      this[item] = nodeExpandBtnMethods[item].bind(this)
+    })
+    // 展开收起按钮占位元素相关方法
+    Object.keys(nodeExpandBtnPlaceholderRectMethods).forEach(item => {
+      this[item] = nodeExpandBtnPlaceholderRectMethods[item].bind(this)
+    })
+    // 命令的相关方法
+    Object.keys(nodeCommandWrapsMethods).forEach(item => {
+      this[item] = nodeCommandWrapsMethods[item].bind(this)
+    })
+    // 创建节点内容的相关方法
+    Object.keys(nodeCreateContentsMethods).forEach(item => {
+      this[item] = nodeCreateContentsMethods[item].bind(this)
+    })
+    // 初始化
+    this.getSize()
+  }
+
+  // 支持自定义位置
+  get left() {
+    return this.customLeft || this._left
+  }
+
+  set left(val) {
+    this._left = val
+  }
+
+  get top() {
+    return this.customTop || this._top
+  }
+
+  set top(val) {
+    this._top = val
+  }
+
+  //  复位部分布局时会重新设置的数据
+  reset() {
+    this.children = []
+    this.parent = null
+    this.isRoot = false
+    this.layerIndex = 0
+    this.left = 0
+    this.top = 0
+  }
+
+  //  处理数据
+  handleData(data) {
+    data.data.expand = data.data.expand === false ? false : true
+    data.data.isActive = data.data.isActive === true ? true : false
+    data.children = data.children || []
+    return data
+  }
+
+  //  创建节点的各个内容对象数据
+  createNodeData() {
+    // 自定义节点内容
+    let { isUseCustomNodeContent, customCreateNodeContent } = this.mindMap.opt
+    if (isUseCustomNodeContent && customCreateNodeContent) {
+      this._customNodeContent = customCreateNodeContent(this)
+    }
+    // 如果没有返回内容，那么还是使用内置的节点内容
+    if (this._customNodeContent) return
+    this._imgData = this.createImgNode()
+    this._iconData = this.createIconNode()
+    this._textData = this.createTextNode()
+    this._hyperlinkData = this.createHyperlinkNode()
+    this._tagData = this.createTagNode()
+    this._noteData = this.createNoteNode()
+  }
+
+  //  计算节点的宽高
+  getSize() {
+    this.updateGeneralization()
+    this.createNodeData()
+    let { width, height } = this.getNodeRect()
+    // 判断节点尺寸是否有变化
+    let changed = this.width !== width || this.height !== height
+    this.width = width
+    this.height = height
+    return changed
+  }
+
+  //  计算节点尺寸信息
+  getNodeRect() {
+    // 自定义节点内容
+    if (this.isUseCustomNodeContent()) {
+      let rect = this.measureCustomNodeContentSize(this._customNodeContent)
+      return {
+        width: rect.width,
+        height: rect.height
+      }
+    }
+    // 宽高
+    let imgContentWidth = 0
+    let imgContentHeight = 0
+    let textContentWidth = 0
+    let textContentHeight = 0
+    // 存在图片
+    if (this._imgData) {
+      this._rectInfo.imgContentWidth = imgContentWidth = this._imgData.width
+      this._rectInfo.imgContentHeight = imgContentHeight = this._imgData.height
+    }
+    // 图标
+    if (this._iconData.length > 0) {
+      textContentWidth += this._iconData.reduce((sum, cur) => {
+        textContentHeight = Math.max(textContentHeight, cur.height)
+        return (sum += cur.width + this.textContentItemMargin)
+      }, 0)
+    }
+    // 文字
+    if (this._textData) {
+      textContentWidth += this._textData.width
+      textContentHeight = Math.max(textContentHeight, this._textData.height)
+    }
+    // 超链接
+    if (this._hyperlinkData) {
+      textContentWidth += this._hyperlinkData.width
+      textContentHeight = Math.max(
+        textContentHeight,
+        this._hyperlinkData.height
+      )
+    }
+    // 标签
+    if (this._tagData.length > 0) {
+      textContentWidth += this._tagData.reduce((sum, cur) => {
+        textContentHeight = Math.max(textContentHeight, cur.height)
+        return (sum += cur.width + this.textContentItemMargin)
+      }, 0)
+    }
+    // 备注
+    if (this._noteData) {
+      textContentWidth += this._noteData.width
+      textContentHeight = Math.max(textContentHeight, this._noteData.height)
+    }
+    // 文字内容部分的尺寸
+    this._rectInfo.textContentWidth = textContentWidth
+    this._rectInfo.textContentHeight = textContentHeight
+    // 间距
+    let margin =
+      imgContentHeight > 0 && textContentHeight > 0
+        ? this.blockContentMargin
+        : 0
+    let { paddingX, paddingY } = this.getPaddingVale()
+    // 纯内容宽高
+    let _width = Math.max(imgContentWidth, textContentWidth)
+    let _height = imgContentHeight + textContentHeight
+    // 计算节点形状需要的附加内边距
+    let { paddingX: shapePaddingX, paddingY: shapePaddingY } =
+      this.shapeInstance.getShapePadding(_width, _height, paddingX, paddingY)
+    this.shapePadding.paddingX = shapePaddingX
+    this.shapePadding.paddingY = shapePaddingY
+    // 边框宽度，因为边框是以中线向两端发散，所以边框会超出节点
+    const borderWidth = this.getBorderWidth()
+    return {
+      width: _width + paddingX * 2 + shapePaddingX * 2 + borderWidth,
+      height: _height + paddingY * 2 + margin + shapePaddingY * 2 + borderWidth
+    }
+  }
+
+  //  定位节点内容
+  layout() {
+    // 清除之前的内容
+    this.group.clear()
+    let { width, height, textContentItemMargin } = this
+    let { paddingY } = this.getPaddingVale()
+    const halfBorderWidth = this.getBorderWidth() / 2
+    paddingY += this.shapePadding.paddingY + halfBorderWidth
+    // 节点形状
+    this.shapeNode = this.shapeInstance.createShape()
+    this.shapeNode.addClass('smm-node-shape')
+    this.shapeNode.translate(halfBorderWidth, halfBorderWidth)
+    this.group.add(this.shapeNode)
+    this.updateNodeShape()
+    // 渲染一个隐藏的矩形区域，用来触发展开收起按钮的显示
+    this.renderExpandBtnPlaceholderRect()
+    // 概要节点添加一个带所属节点id的类名
+    if (this.isGeneralization && this.generalizationBelongNode) {
+      this.group.addClass('generalization_' + this.generalizationBelongNode.uid)
+    }
+    // 如果存在自定义节点内容，那么使用自定义节点内容
+    if (this.isUseCustomNodeContent()) {
+      let foreignObject = new ForeignObject()
+      foreignObject.width(width)
+      foreignObject.height(height)
+      foreignObject.add(SVG(this._customNodeContent))
+      this.group.add(foreignObject)
+      return
+    }
+    // 图片节点
+    let imgHeight = 0
+    if (this._imgData) {
+      imgHeight = this._imgData.height
+      this.group.add(this._imgData.node)
+      this._imgData.node.cx(width / 2).y(paddingY)
+    }
+    // 内容节点
+    let textContentNested = new G()
+    let textContentOffsetX = 0
+    // icon
+    let iconNested = new G()
+    if (this._iconData && this._iconData.length > 0) {
+      let iconLeft = 0
+      this._iconData.forEach(item => {
+        item.node
+          .x(textContentOffsetX + iconLeft)
+          .y((this._rectInfo.textContentHeight - item.height) / 2)
+        iconNested.add(item.node)
+        iconLeft += item.width + textContentItemMargin
+      })
+      textContentNested.add(iconNested)
+      textContentOffsetX += iconLeft
+    }
+    // 文字
+    if (this._textData) {
+      this._textData.node.attr('data-offsetx', textContentOffsetX)
+      this._textData.node.x(textContentOffsetX).y(0)
+      textContentNested.add(this._textData.node)
+      textContentOffsetX += this._textData.width + textContentItemMargin
+    }
+    // 超链接
+    if (this._hyperlinkData) {
+      this._hyperlinkData.node
+        .x(textContentOffsetX)
+        .y((this._rectInfo.textContentHeight - this._hyperlinkData.height) / 2)
+      textContentNested.add(this._hyperlinkData.node)
+      textContentOffsetX += this._hyperlinkData.width + textContentItemMargin
+    }
+    // 标签
+    let tagNested = new G()
+    if (this._tagData && this._tagData.length > 0) {
+      let tagLeft = 0
+      this._tagData.forEach(item => {
+        item.node
+          .x(textContentOffsetX + tagLeft)
+          .y((this._rectInfo.textContentHeight - item.height) / 2)
+        tagNested.add(item.node)
+        tagLeft += item.width + textContentItemMargin
+      })
+      textContentNested.add(tagNested)
+      textContentOffsetX += tagLeft
+    }
+    // 备注
+    if (this._noteData) {
+      this._noteData.node
+        .x(textContentOffsetX)
+        .y((this._rectInfo.textContentHeight - this._noteData.height) / 2)
+      textContentNested.add(this._noteData.node)
+      textContentOffsetX += this._noteData.width
+    }
+    // 文字内容整体
+    textContentNested.translate(
+      width / 2 - textContentNested.bbox().width / 2,
+      imgHeight +
+        paddingY +
+        (imgHeight > 0 && this._rectInfo.textContentHeight > 0
+          ? this.blockContentMargin
+          : 0)
+    )
+    this.group.add(textContentNested)
+  }
+
+  // 给节点绑定事件
+  bindGroupEvent() {
+    // 单击事件，选中节点
+    this.group.on('click', e => {
+      this.mindMap.emit('node_click', this, e)
+      if (this.isMultipleChoice) {
+        e.stopPropagation()
+        this.isMultipleChoice = false
+        return
+      }
+      this.active(e)
+    })
+    this.group.on('mousedown', e => {
+      if (this.isRoot && e.which === 3 && !this.mindMap.opt.readonly) {
+        e.stopPropagation()
+      }
+      if (!this.isRoot && e.which !== 2 && !this.mindMap.opt.readonly) {
+        e.stopPropagation()
+      }
+      // 多选和取消多选
+      if (e.ctrlKey && this.mindMap.opt.enableCtrlKeyNodeSelection) {
+        this.isMultipleChoice = true
+        let isActive = this.nodeData.data.isActive
+        if (!isActive)
+          this.mindMap.emit(
+            'before_node_active',
+            this,
+            this.renderer.activeNodeList
+          )
+        this.mindMap.execCommand('SET_NODE_ACTIVE', this, !isActive)
+        this.mindMap.renderer[isActive ? 'removeActiveNode' : 'addActiveNode'](
+          this
+        )
+        this.mindMap.emit(
+          'node_active',
+          isActive ? null : this,
+          this.mindMap.renderer.activeNodeList
+        )
+      }
+      this.mindMap.emit('node_mousedown', this, e)
+    })
+    this.group.on('mouseup', e => {
+      if (!this.isRoot && e.which !== 2 && !this.mindMap.opt.readonly) {
+        e.stopPropagation()
+      }
+      this.mindMap.emit('node_mouseup', this, e)
+    })
+    this.group.on('mouseenter', e => {
+      this._isMouseenter = true
+      // 显示展开收起按钮
+      this.showExpandBtn()
+      this.mindMap.emit('node_mouseenter', this, e)
+    })
+    this.group.on('mouseleave', e => {
+      this._isMouseenter = false
+      this.hideExpandBtn()
+      this.mindMap.emit('node_mouseleave', this, e)
+    })
+    // 双击事件
+    this.group.on('dblclick', e => {
+      if (this.mindMap.opt.readonly) {
+        return
+      }
+      e.stopPropagation()
+      this.mindMap.emit('node_dblclick', this, e)
+    })
+    // 右键菜单事件
+    this.group.on('contextmenu', e => {
+      // 按住ctrl键点击鼠标左键不知为何触发的是contextmenu事件
+      if (this.mindMap.opt.readonly || e.ctrlKey) {
+        // || this.isGeneralization
+        return
+      }
+      e.stopPropagation()
+      e.preventDefault()
+      if (this.nodeData.data.isActive) {
+        this.renderer.clearActive()
+      }
+      this.active(e)
+      this.mindMap.emit('node_contextmenu', e, this)
+    })
+  }
+
+  //  激活节点
+  active(e) {
+    if (this.mindMap.opt.readonly) {
+      return
+    }
+    e && e.stopPropagation()
+    if (this.nodeData.data.isActive) {
+      return
+    }
+    this.mindMap.emit('before_node_active', this, this.renderer.activeNodeList)
+    this.renderer.clearActive()
+    this.mindMap.execCommand('SET_NODE_ACTIVE', this, true)
+    this.renderer.addActiveNode(this)
+    this.mindMap.emit('node_active', this, this.renderer.activeNodeList)
+  }
+
+  //  更新节点
+  update(isLayout = false) {
+    if (!this.group) {
+      return
+    }
+    let { alwaysShowExpandBtn } = this.mindMap.opt
+    if (alwaysShowExpandBtn) {
+      // 需要移除展开收缩按钮
+      if (this._expandBtn && this.nodeData.children.length <= 0) {
+        this.removeExpandBtn()
+      } else {
+        // 更新展开收起按钮
+        this.renderExpandBtn()
+      }
+    } else {
+      let { isActive, expand } = this.nodeData.data
+      // 展开状态且非激活状态，且当前鼠标不在它上面，才隐藏
+      if (expand && !isActive && !this._isMouseenter) {
+        this.hideExpandBtn()
+      } else {
+        this.showExpandBtn()
+      }
+    }
+    // 更新概要
+    this.renderGeneralization()
+    // 更新节点位置
+    let t = this.group.transform()
+    // // 如果上次不在可视区内，且本次也不在，那么直接返回
+    // let { left: ox, top: oy } = this.getNodePosInClient(
+    //   t.translateX,
+    //   t.translateY
+    // )
+    // let oldIsInClient =
+    //   ox > 0 && oy > 0 && ox < this.mindMap.width && oy < this.mindMap.height
+    // let { left: nx, top: ny } = this.getNodePosInClient(this.left, this.top)
+    // let newIsNotInClient =
+    //   nx + this.width < 0 ||
+    //   ny + this.height < 0 ||
+    //   nx > this.mindMap.width ||
+    //   ny > this.mindMap.height
+    // if (!oldIsInClient && newIsNotInClient) {
+    //   if (!this.isHide) {
+    //     this.isHide = true
+    //     this.group.hide()
+    //   }
+    //   return
+    // }
+    // // 如果当前是隐藏状态，那么先显示
+    // if (this.isHide) {
+    //   this.isHide = false
+    //   this.group.show()
+    // }
+    // 如果节点位置没有变化，则返回
+    if (this.left === t.translateX && this.top === t.translateY) return
+    this.group.translate(this.left - t.translateX, this.top - t.translateY)
+  }
+
+  // 获取节点相当于画布的位置
+  getNodePosInClient(_left, _top) {
+    let drawTransform = this.mindMap.draw.transform()
+    let { scaleX, scaleY, translateX, translateY } = drawTransform
+    let left = _left * scaleX + translateX
+    let top = _top * scaleY + translateY
+    return {
+      left,
+      top
+    }
+  }
+
+  // 重新渲染节点，即重新创建节点内容、计算节点大小、计算节点内容布局、更新展开收起按钮，概要及位置
+  reRender() {
+    let sizeChange = this.getSize()
+    this.layout()
+    this.update()
+    return sizeChange
+  }
+
+  // 更新节点形状样式
+  updateNodeShape() {
+    if (!this.shapeNode) return
+    const shape = this.getShape()
+    this.style[shape === CONSTANTS.SHAPE.RECTANGLE ? 'rect' : 'shape'](
+      this.shapeNode
+    )
+  }
+
+  //  递归渲染
+  render(callback = () => {}) {
+    // 节点
+    // 重新渲染连线
+    this.renderLine()
+    let isLayout = false
+    if (!this.group) {
+      isLayout = true
+      // 创建组
+      this.group = new G()
+      this.group.addClass('smm-node')
+      this.group.css({
+        cursor: 'default'
+      })
+      this.bindGroupEvent()
+      this.draw.add(this.group)
+      this.layout()
+      this.update(isLayout)
+    } else {
+      this.draw.add(this.group)
+      if (this.needLayout) {
+        this.needLayout = false
+        this.layout()
+      }
+      this.updateExpandBtnPlaceholderRect()
+      this.update()
+    }
+    // 子节点
+    if (
+      this.children &&
+      this.children.length &&
+      this.nodeData.data.expand !== false
+    ) {
+      let index = 0
+      this.children.forEach(item => {
+        item.render(() => {
+          index++
+          if (index >= this.children.length) {
+            callback()
+          }
+        })
+      })
+    } else {
+      callback()
+    }
+    // 手动插入的节点立即获得焦点并且开启编辑模式
+    if (this.nodeData.inserting) {
+      delete this.nodeData.inserting
+      this.active()
+      setTimeout(() => {
+        this.mindMap.emit('node_dblclick', this, null, true)
+      }, 0)
+    }
+  }
+
+  //  递归删除，只是从画布删除，节点容器还在，后续还可以重新插回画布
+  remove() {
+    if (!this.group) return
+    this.group.remove()
+    this.removeGeneralization()
+    this.removeLine()
+    // 子节点
+    if (this.children && this.children.length) {
+      this.children.forEach(item => {
+        item.remove()
+      })
+    }
+  }
+
+  // 销毁节点，不但会从画布删除，而且原节点直接置空，后续无法再插回画布
+  destroy() {
+    if (!this.group) return
+    this.group.remove()
+    this.removeGeneralization()
+    this.removeLine()
+    this.group = null
+  }
+
+  //  隐藏节点
+  hide() {
+    this.group.hide()
+    this.hideGeneralization()
+    if (this.parent) {
+      let index = this.parent.children.indexOf(this)
+      this.parent._lines[index] && this.parent._lines[index].hide()
+      this._lines.forEach(item => {
+        item.hide()
+      })
+    }
+    // 子节点
+    if (this.children && this.children.length) {
+      this.children.forEach(item => {
+        item.hide()
+      })
+    }
+  }
+
+  //  显示节点
+  show() {
+    if (!this.group) {
+      return
+    }
+    this.group.show()
+    this.showGeneralization()
+    if (this.parent) {
+      let index = this.parent.children.indexOf(this)
+      this.parent._lines[index] && this.parent._lines[index].show()
+      this._lines.forEach(item => {
+        item.show()
+      })
+    }
+    // 子节点
+    if (this.children && this.children.length) {
+      this.children.forEach(item => {
+        item.show()
+      })
+    }
+  }
+
+  //  连线
+  renderLine(deep = false) {
+    if (this.nodeData.data.expand === false) {
+      return
+    }
+    let childrenLen = this.nodeData.children.length
+    // 切换为鱼骨结构时，清空根节点和二级节点的连线
+    if (
+      this.mindMap.opt.layout === CONSTANTS.LAYOUT.FISHBONE &&
+      (this.isRoot || this.layerIndex === 1)
+    ) {
+      childrenLen = 0
+    }
+    if (childrenLen > this._lines.length) {
+      // 创建缺少的线
+      new Array(childrenLen - this._lines.length).fill(0).forEach(() => {
+        this._lines.push(this.draw.path())
+      })
+    } else if (childrenLen < this._lines.length) {
+      // 删除多余的线
+      this._lines.slice(childrenLen).forEach(line => {
+        line.remove()
+      })
+      this._lines = this._lines.slice(0, childrenLen)
+    }
+    // 画线
+    this.renderer.layout.renderLine(
+      this,
+      this._lines,
+      (line, node) => {
+        // 添加样式
+        this.styleLine(line, node)
+      },
+      this.style.getStyle('lineStyle', true)
+    )
+    // 子级的连线也需要更新
+    if (deep && this.children && this.children.length > 0) {
+      this.children.forEach(item => {
+        item.renderLine(deep)
+      })
+    }
+  }
+
+  //  获取节点形状
+  getShape() {
+    // 节点使用功能横线风格的话不支持设置形状，直接使用默认的矩形
+    return this.mindMap.themeConfig.nodeUseLineStyle
+      ? CONSTANTS.SHAPE.RECTANGLE
+      : this.style.getStyle('shape', false, false)
+  }
+
+  //  检查节点是否存在自定义数据
+  hasCustomPosition() {
+    return this.customLeft !== undefined && this.customTop !== undefined
+  }
+
+  //  检查节点是否存在自定义位置的祖先节点
+  ancestorHasCustomPosition() {
+    let node = this
+    while (node) {
+      if (node.hasCustomPosition()) {
+        return true
+      }
+      node = node.parent
+    }
+    return false
+  }
+
+  //  添加子节点
+  addChildren(node) {
+    this.children.push(node)
+  }
+
+  //  设置连线样式
+  styleLine(line, node) {
+    let width =
+      node.getSelfInhertStyle('lineWidth') || node.getStyle('lineWidth', true)
+    let color =
+      node.getSelfInhertStyle('lineColor') || node.getStyle('lineColor', true)
+    let dasharray =
+      node.getSelfInhertStyle('lineDasharray') ||
+      node.getStyle('lineDasharray', true)
+    this.style.line(line, {
+      width,
+      color,
+      dasharray
+    })
+  }
+
+  //  移除连线
+  removeLine() {
+    this._lines.forEach(line => {
+      line.remove()
+    })
+    this._lines = []
+  }
+
+  //  检测当前节点是否是某个节点的祖先节点
+  isParent(node) {
+    if (this === node) {
+      return false
+    }
+    let parent = node.parent
+    while (parent) {
+      if (this === parent) {
+        return true
+      }
+      parent = parent.parent
+    }
+    return false
+  }
+
+  //  检测当前节点是否是某个节点的兄弟节点
+  isBrother(node) {
+    if (!this.parent || this === node) {
+      return false
+    }
+    return this.parent.children.find(item => {
+      return item === node
+    })
+  }
+
+  //  获取padding值
+  getPaddingVale() {
+    let { isActive } = this.nodeData.data
+    return {
+      paddingX: this.getStyle('paddingX', true, isActive),
+      paddingY: this.getStyle('paddingY', true, isActive)
+    }
+  }
+
+  //  获取某个样式
+  getStyle(prop, root, isActive) {
+    let v = this.style.merge(prop, root, isActive)
+    return v === undefined ? '' : v
+  }
+
+  //  获取自定义样式
+  getSelfStyle(prop) {
+    return this.style.getSelfStyle(prop)
+  }
+
+  //   获取最近一个存在自身自定义样式的祖先节点的自定义样式
+  getParentSelfStyle(prop) {
+    if (this.parent) {
+      return (
+        this.parent.getSelfStyle(prop) || this.parent.getParentSelfStyle(prop)
+      )
+    }
+    return null
+  }
+
+  //  获取自身可继承的自定义样式
+  getSelfInhertStyle(prop) {
+    return (
+      this.getSelfStyle(prop) || // 自身
+      this.getParentSelfStyle(prop)
+    ) // 父级
+  }
+
+  // 获取节点非节点状态的边框大小
+  getBorderWidth() {
+    return this.style.merge('borderWidth', false, false) || 0
+  }
+
+  //  获取数据
+  getData(key) {
+    return key ? this.nodeData.data[key] || '' : this.nodeData.data
+  }
+
+  // 是否存在自定义样式
+  hasCustomStyle() {
+    return this.style.hasCustomStyle()
+  }
+}
+
+export default Node
--- a/simple-mind-map/src/core/render/node/Shape.js
+++ b/simple-mind-map/src/core/render/node/Shape.js
@@ -0,0 +1,232 @@
+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()
+    const borderWidth = this.node.getBorderWidth()
+    let { width, height } = this.node
+    width -= borderWidth
+    height -= borderWidth
+    let node = null
+    // 矩形
+    if (shape === CONSTANTS.SHAPE.RECTANGLE) {
+      node = new Rect().size(width, height)
+    } 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
+  }
+
+  //  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 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.node
+    return new Polygon().plot([
+      [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 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.node
+    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.node
+    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.node
+    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.node
+    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.node
+    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 +1,227 @@
+import { tagColorList, nodeDataNoStylePropList } from '../../../constants/constant'
+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, isActive) {
+    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
+    }
+    // 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.ctx.mindMap.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')
+      })
+  }
+
+  // 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, 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) {
+    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 } = this.ctx.mindMap.opt.expandBtnStyle || {
+      color: '#808080',
+      fill: '#fff'
+    }
+    node.fill({ color: color })
+    node2.fill({ color: color })
+    fillNode.fill({ color: fill })
+  }
+
+  // 是否设置了自定义的样式
+  hasCustomStyle() {
+    let res = false
+    Object.keys(this.ctx.nodeData.data).forEach((item) => {
+      if (!nodeDataNoStylePropList.includes(item)) {
+        res = true
+      }
+    })
+    return res
+  }
+}
+
+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, isActive) {
+  this.mindMap.execCommand('SET_NODE_STYLE', this, prop, value, isActive)
+}
+
+//  修改多个样式
+function setStyles(style, isActive) {
+  this.mindMap.execCommand('SET_NODE_STYLES', this, style, isActive)
+}
+
+export default {
+  setData,
+  setText,
+  setImage,
+  setIcon,
+  setHyperlink,
+  setNote,
+  setTag,
+  setShape,
+  setStyle,
+  setStyles
+}
--- a/simple-mind-map/src/core/render/node/nodeCreateContents.js
+++ b/simple-mind-map/src/core/render/node/nodeCreateContents.js
@@ -0,0 +1,367 @@
+import {
+  measureText,
+  resizeImgSize,
+  removeHtmlStyle,
+  addHtmlStyle,
+  checkIsRichText
+} from '../../../utils'
+import { Image, SVG, A, G, Rect, Text, ForeignObject } from '@svgdotjs/svg.js'
+import iconsSvg from '../../../svg/icons'
+import { CONSTANTS, commonCaches } from '../../../constants/constant'
+
+//  创建图片节点
+function createImgNode() {
+  let img = this.nodeData.data.image
+  if (!img) {
+    return
+  }
+  let imgSize = this.getImgShowSize()
+  let node = new Image().load(img).size(...imgSize)
+  if (this.nodeData.data.imageTitle) {
+    node.attr('title', this.nodeData.data.imageTitle)
+  }
+  node.on('dblclick', e => {
+    this.mindMap.emit('node_img_dblclick', this, e)
+  })
+  node.on('mouseenter', e => {
+    this.mindMap.emit('node_img_mouseenter', this, node, e)
+  })
+  node.on('mouseleave', e => {
+    this.mindMap.emit('node_img_mouseleave', this, node, e)
+  })
+  node.on('mousemove', e => {
+    this.mindMap.emit('node_img_mousemove', this, node, e)
+  })
+  return {
+    node,
+    width: imgSize[0],
+    height: imgSize[1]
+  }
+}
+
+//  获取图片显示宽高
+function getImgShowSize() {
+  const { custom, width, height } = this.nodeData.data.imageSize
+  // 如果是自定义了图片的宽高，那么不受最大宽高限制
+  if (custom) return [width, height]
+  return resizeImgSize(
+    width,
+    height,
+    this.mindMap.themeConfig.imgMaxWidth,
+    this.mindMap.themeConfig.imgMaxHeight
+  )
+}
+
+//  创建icon节点
+function createIconNode() {
+  let _data = this.nodeData.data
+  if (!_data.icon || _data.icon.length <= 0) {
+    return []
+  }
+  let iconSize = this.mindMap.themeConfig.iconSize
+  return _data.icon.map(item => {
+    let src = iconsSvg.getNodeIconListIcon(
+      item,
+      this.mindMap.opt.iconList || []
+    )
+    let node = null
+    // svg图标
+    if (/^<svg/.test(src)) {
+      node = SVG(src)
+    } else {
+      // 图片图标
+      node = new Image().load(src)
+    }
+    node.size(iconSize, iconSize)
+    node.on('click', e => {
+      this.mindMap.emit('node_icon_click', this, item, e)
+    })
+    return {
+      node,
+      width: iconSize,
+      height: iconSize
+    }
+  })
+}
+
+// 创建富文本节点
+function createRichTextNode() {
+  let g = new G()
+  // 重新设置富文本节点内容
+  let recoverText = false
+  if (this.nodeData.data.resetRichText) {
+    delete this.nodeData.data.resetRichText
+    recoverText = true
+  }
+  if ([CONSTANTS.CHANGE_THEME].includes(this.mindMap.renderer.renderSource)) {
+    // 如果自定义过样式则不允许覆盖
+    if (!this.hasCustomStyle()) {
+      recoverText = true
+    }
+  }
+  if (recoverText) {
+    let text = this.nodeData.data.text
+    // 判断节点内容是否是富文本
+    let isRichText = checkIsRichText(text)
+    // 样式字符串
+    let style = this.style.createStyleText()
+    if (isRichText) {
+      // 如果是富文本那么线移除内联样式
+      text = removeHtmlStyle(text)
+      // 再添加新的内联样式
+      text = addHtmlStyle(text, 'span', style)
+    } else {
+      // 非富文本
+      text = `<p><span style="${style}">${text}</span></p>`
+    }
+    this.nodeData.data.text = text
+  }
+  let html = `<div>${this.nodeData.data.text}</div>`
+  if (!commonCaches.measureRichtextNodeTextSizeEl) {
+    commonCaches.measureRichtextNodeTextSizeEl = document.createElement('div')
+  }
+  let div = commonCaches.measureRichtextNodeTextSizeEl
+  div.innerHTML = html
+  div.style.cssText = `position: fixed; left: -999999px;`
+  let el = div.children[0]
+  el.classList.add('smm-richtext-node-wrap')
+  el.setAttribute('xmlns', 'http://www.w3.org/1999/xhtml')
+  el.style.maxWidth = this.mindMap.opt.textAutoWrapWidth + 'px'
+  this.mindMap.el.appendChild(div)
+  let { width, height } = el.getBoundingClientRect()
+  // 如果文本为空，那么需要计算一个默认高度
+  if (height <= 0) {
+    div.innerHTML = '<p>abc123我和你</p>'
+    let elTmp = div.children[0]
+    elTmp.classList.add('smm-richtext-node-wrap')
+    height = elTmp.getBoundingClientRect().height
+  }
+  width = Math.ceil(width) + 1 // 修复getBoundingClientRect方法对实际宽度是小数的元素获取到的值是整数，导致宽度不够文本发生换行的问题
+  height = Math.ceil(height)
+  g.attr('data-width', width)
+  g.attr('data-height', height)
+  html = div.innerHTML
+  let foreignObject = new ForeignObject()
+  foreignObject.width(width)
+  foreignObject.height(height)
+  foreignObject.add(SVG(html))
+  g.add(foreignObject)
+  return {
+    node: g,
+    width,
+    height
+  }
+}
+
+//  创建文本节点
+function createTextNode() {
+  if (this.nodeData.data.richText) {
+    return this.createRichTextNode()
+  }
+  let g = new G()
+  let fontSize = this.getStyle('fontSize', false, this.nodeData.data.isActive)
+  let lineHeight = this.getStyle(
+    'lineHeight',
+    false,
+    this.nodeData.data.isActive
+  )
+  // 文本超长自动换行
+  let textStyle = this.style.getTextFontStyle()
+  let textArr = this.nodeData.data.text.split(/\n/gim)
+  let maxWidth = this.mindMap.opt.textAutoWrapWidth
+  let isMultiLine = false
+  textArr.forEach((item, index) => {
+    let arr = item.split('')
+    let lines = []
+    let line = []
+    while (arr.length) {
+      let str = arr.shift()
+      let text = [...line, str].join('')
+      if (measureText(text, textStyle).width <= maxWidth) {
+        line.push(str)
+      } else {
+        lines.push(line.join(''))
+        line = [str]
+      }
+    }
+    if (line.length > 0) {
+      lines.push(line.join(''))
+    }
+    if (lines.length > 1) {
+      isMultiLine = true
+    }
+    textArr[index] = lines.join('\n')
+  })
+  textArr = textArr.join('\n').split(/\n/gim)
+  textArr.forEach((item, index) => {
+    let node = new Text().text(item)
+    this.style.text(node)
+    node.y(fontSize * lineHeight * index)
+    g.add(node)
+  })
+  let { width, height } = g.bbox()
+  width = Math.ceil(width)
+  height = Math.ceil(height)
+  g.attr('data-width', width)
+  g.attr('data-height', height)
+  g.attr('data-ismultiLine', isMultiLine || textArr.length > 1)
+  return {
+    node: g,
+    width,
+    height
+  }
+}
+
+//  创建超链接节点
+function createHyperlinkNode() {
+  let { hyperlink, hyperlinkTitle } = this.nodeData.data
+  if (!hyperlink) {
+    return
+  }
+  let iconSize = this.mindMap.themeConfig.iconSize
+  let node = new SVG()
+  // 超链接节点
+  let a = new A().to(hyperlink).target('_blank')
+  a.node.addEventListener('click', e => {
+    e.stopPropagation()
+  })
+  if (hyperlinkTitle) {
+    a.attr('title', hyperlinkTitle)
+  }
+  // 添加一个透明的层，作为鼠标区域
+  a.rect(iconSize, iconSize).fill({ color: 'transparent' })
+  // 超链接图标
+  let iconNode = SVG(iconsSvg.hyperlink).size(iconSize, iconSize)
+  this.style.iconNode(iconNode)
+  a.add(iconNode)
+  node.add(a)
+  return {
+    node,
+    width: iconSize,
+    height: iconSize
+  }
+}
+
+//  创建标签节点
+function createTagNode() {
+  let tagData = this.nodeData.data.tag
+  if (!tagData || tagData.length <= 0) {
+    return []
+  }
+  let nodes = []
+  tagData.slice(0, this.mindMap.opt.maxTag).forEach((item, index) => {
+    let tag = new G()
+    // 标签文本
+    let text = new Text().text(item).x(8).cy(10)
+    this.style.tagText(text, index)
+    let { width } = text.bbox()
+    // 标签矩形
+    let rect = new Rect().size(width + 16, 20)
+    this.style.tagRect(rect, index)
+    tag.add(rect).add(text)
+    nodes.push({
+      node: tag,
+      width: width + 16,
+      height: 20
+    })
+  })
+  return nodes
+}
+
+//  创建备注节点
+function createNoteNode() {
+  if (!this.nodeData.data.note) {
+    return null
+  }
+  let iconSize = this.mindMap.themeConfig.iconSize
+  let node = new SVG().attr('cursor', 'pointer')
+  // 透明的层，用来作为鼠标区域
+  node.add(new Rect().size(iconSize, iconSize).fill({ color: 'transparent' }))
+  // 备注图标
+  let iconNode = SVG(iconsSvg.note).size(iconSize, iconSize)
+  this.style.iconNode(iconNode)
+  node.add(iconNode)
+  // 备注tooltip
+  if (!this.mindMap.opt.customNoteContentShow) {
+    if (!this.noteEl) {
+      this.noteEl = document.createElement('div')
+      this.noteEl.style.cssText = `
+          position: fixed;
+          padding: 10px;
+          border-radius: 5px;
+          box-shadow: 0 2px 5px rgb(0 0 0 / 10%);
+          display: none;
+          background-color: #fff;
+          z-index: ${this.mindMap.opt.nodeNoteTooltipZIndex}
+      `
+      const targetNode =
+        this.mindMap.opt.customInnerElsAppendTo || document.body
+      targetNode.appendChild(this.noteEl)
+    }
+    this.noteEl.innerText = this.nodeData.data.note
+  }
+  node.on('mouseover', () => {
+    let { left, top } = node.node.getBoundingClientRect()
+    if (!this.mindMap.opt.customNoteContentShow) {
+      this.noteEl.style.left = left + 'px'
+      this.noteEl.style.top = top + iconSize + 'px'
+      this.noteEl.style.display = 'block'
+    } else {
+      this.mindMap.opt.customNoteContentShow.show(
+        this.nodeData.data.note,
+        left,
+        top + iconSize
+      )
+    }
+  })
+  node.on('mouseout', () => {
+    if (!this.mindMap.opt.customNoteContentShow) {
+      this.noteEl.style.display = 'none'
+    } else {
+      this.mindMap.opt.customNoteContentShow.hide()
+    }
+  })
+  return {
+    node,
+    width: iconSize,
+    height: iconSize
+  }
+}
+
+// 测量自定义节点内容元素的宽高
+function measureCustomNodeContentSize(content) {
+  if (!commonCaches.measureCustomNodeContentSizeEl) {
+    commonCaches.measureCustomNodeContentSizeEl = document.createElement('div')
+    commonCaches.measureCustomNodeContentSizeEl.style.cssText = `
+      position: fixed;
+      left: -99999px;
+      top: -99999px;
+    `
+    this.mindMap.el.appendChild(commonCaches.measureCustomNodeContentSizeEl)
+  }
+  commonCaches.measureCustomNodeContentSizeEl.innerHTML = ''
+  commonCaches.measureCustomNodeContentSizeEl.appendChild(content)
+  let rect = commonCaches.measureCustomNodeContentSizeEl.getBoundingClientRect()
+  return {
+    width: rect.width,
+    height: rect.height
+  }
+}
+
+// 是否使用的是自定义节点内容
+function isUseCustomNodeContent() {
+  return !!this._customNodeContent
+}
+
+export default {
+  createImgNode,
+  getImgShowSize,
+  createIconNode,
+  createRichTextNode,
+  createTextNode,
+  createHyperlinkNode,
+  createTagNode,
+  createNoteNode,
+  measureCustomNodeContentSize,
+  isUseCustomNodeContent
+}
--- a/simple-mind-map/src/core/render/node/nodeExpandBtn.js
+++ b/simple-mind-map/src/core/render/node/nodeExpandBtn.js
@@ -0,0 +1,142 @@
+import btnsSvg from '../../../svg/btns'
+import { SVG, Circle, G } from '@svgdotjs/svg.js'
+
+// 创建展开收起按钮的内容节点
+function createExpandNodeContent() {
+  if (this._openExpandNode) {
+    return
+  }
+  let { open, close } = this.mindMap.opt.expandBtnIcon || {}
+  // 展开的节点
+  this._openExpandNode = SVG(open || btnsSvg.open).size(
+    this.expandBtnSize,
+    this.expandBtnSize
+  )
+  this._openExpandNode.x(0).y(-this.expandBtnSize / 2)
+  // 收起的节点
+  this._closeExpandNode = SVG(close || btnsSvg.close).size(
+    this.expandBtnSize,
+    this.expandBtnSize
+  )
+  this._closeExpandNode.x(0).y(-this.expandBtnSize / 2)
+  // 填充节点
+  this._fillExpandNode = new Circle().size(this.expandBtnSize)
+  this._fillExpandNode.x(0).y(-this.expandBtnSize / 2)
+  // 设置样式
+  this.style.iconBtn(
+    this._openExpandNode,
+    this._closeExpandNode,
+    this._fillExpandNode
+  )
+}
+
+//  创建或更新展开收缩按钮内容
+function updateExpandBtnNode() {
+  let { expand } = this.nodeData.data
+  // 如果本次和上次的展开状态一样则返回
+  if (expand === this._lastExpandBtnType) return
+  if (this._expandBtn) {
+    this._expandBtn.clear()
+  }
+  this.createExpandNodeContent()
+  let node
+  if (expand === false) {
+    node = this._openExpandNode
+    this._lastExpandBtnType = false
+  } else {
+    node = this._closeExpandNode
+    this._lastExpandBtnType = true
+  }
+  if (this._expandBtn) this._expandBtn.add(this._fillExpandNode).add(node)
+}
+
+//  更新展开收缩按钮位置
+function updateExpandBtnPos() {
+  if (!this._expandBtn) {
+    return
+  }
+  this.renderer.layout.renderExpandBtn(this, this._expandBtn)
+}
+
+//  创建展开收缩按钮
+function renderExpandBtn() {
+  if (
+    !this.nodeData.children ||
+    this.nodeData.children.length <= 0 ||
+    this.isRoot
+  ) {
+    return
+  }
+  if (this._expandBtn) {
+    this.group.add(this._expandBtn)
+  } else {
+    this._expandBtn = new G()
+    this._expandBtn.on('mouseover', e => {
+      e.stopPropagation()
+      this._expandBtn.css({
+        cursor: 'pointer'
+      })
+    })
+    this._expandBtn.on('mouseout', e => {
+      e.stopPropagation()
+      this._expandBtn.css({
+        cursor: 'auto'
+      })
+    })
+    this._expandBtn.on('click', e => {
+      e.stopPropagation()
+      // 展开收缩
+      this.mindMap.execCommand(
+        'SET_NODE_EXPAND',
+        this,
+        !this.nodeData.data.expand
+      )
+      this.mindMap.emit('expand_btn_click', this)
+    })
+    this._expandBtn.on('dblclick', e => {
+      e.stopPropagation()
+    })
+    this.group.add(this._expandBtn)
+  }
+  this._showExpandBtn = true
+  this.updateExpandBtnNode()
+  this.updateExpandBtnPos()
+}
+
+//  移除展开收缩按钮
+function removeExpandBtn() {
+  if (this._expandBtn && this._showExpandBtn) {
+    this._expandBtn.remove()
+    this._showExpandBtn = false
+  }
+}
+
+// 显示展开收起按钮
+function showExpandBtn() {
+  if (this.mindMap.opt.alwaysShowExpandBtn) return
+  setTimeout(() => {
+    this.renderExpandBtn()
+  }, 0)
+}
+
+// 隐藏展开收起按钮
+function hideExpandBtn() {
+  if (this.mindMap.opt.alwaysShowExpandBtn || this._isMouseenter) return
+  // 非激活状态且展开状态鼠标移出才隐藏按钮
+  let { isActive, expand } = this.nodeData.data
+  if (!isActive && expand) {
+    setTimeout(() => {
+      this.removeExpandBtn()
+    }, 0)
+  }
+}
+
+export default {
+  createExpandNodeContent,
+  updateExpandBtnNode,
+  updateExpandBtnPos,
+  renderExpandBtn,
+  removeExpandBtn,
+  showExpandBtn,
+  hideExpandBtn
+}
--- a/simple-mind-map/src/core/render/node/nodeExpandBtnPlaceholderRect.js
+++ b/simple-mind-map/src/core/render/node/nodeExpandBtnPlaceholderRect.js
@@ -0,0 +1,66 @@
+import { Rect } from '@svgdotjs/svg.js'
+
+// 渲染展开收起按钮的隐藏占位元素
+function renderExpandBtnPlaceholderRect() {
+  // 根节点或没有子节点不需要渲染
+  if (
+    !this.nodeData.children ||
+    this.nodeData.children.length <= 0 ||
+    this.isRoot
+  ) {
+    return
+  }
+  // 默认显示展开按钮的情况下也不需要渲染
+  if (!this.mindMap.opt.alwaysShowExpandBtn) {
+    let { width, height } = this
+    if (!this._unVisibleRectRegionNode) {
+      this._unVisibleRectRegionNode = new Rect()
+      this._unVisibleRectRegionNode.fill({
+        color: 'transparent'
+      })
+    }
+    this.group.add(this._unVisibleRectRegionNode)
+    this.renderer.layout.renderExpandBtnRect(
+      this._unVisibleRectRegionNode,
+      this.expandBtnSize,
+      width,
+      height,
+      this
+    )
+  }
+}
+
+// 删除展开收起按钮的隐藏占位元素
+function clearExpandBtnPlaceholderRect() {
+  if (!this._unVisibleRectRegionNode) {
+    return
+  }
+  this._unVisibleRectRegionNode.remove()
+  this._unVisibleRectRegionNode = null
+}
+
+// 更新展开收起按钮的隐藏占位元素
+function updateExpandBtnPlaceholderRect() {
+  // 布局改变需要重新渲染
+  if (this.needRerenderExpandBtnPlaceholderRect) {
+    this.needRerenderExpandBtnPlaceholderRect = false
+    this.renderExpandBtnPlaceholderRect()
+  }
+  // 没有子节点到有子节点需要渲染
+  if (this.nodeData.children && this.nodeData.children.length > 0) {
+    if (!this._unVisibleRectRegionNode) {
+      this.renderExpandBtnPlaceholderRect()
+    }
+  } else {
+    // 有子节点到没子节点，需要删除
+    if (this._unVisibleRectRegionNode) {
+      this.clearExpandBtnPlaceholderRect()
+    }
+  }
+}
+
+export default {
+  renderExpandBtnPlaceholderRect,
+  clearExpandBtnPlaceholderRect,
+  updateExpandBtnPlaceholderRect
+}
--- a/Show More
+++ b/Show More