Merge branch 'feature' into main

fix: 修复尝试赋值给const常量导致的vite启动dev服务报错

README.md

@@ -11,13 +11,13 @@
 
 本项目包含两部分：
 
-1.一个js思维导图库，不依赖任何框架，你可以使用它来快速完成Web思维导图产品的开发。
+1.一个 js 思维导图库，不依赖任何框架，你可以使用它来快速完成 Web 思维导图产品的开发。
 
-开发文档：[https://wanglin2.github.io/mind-map/#/doc/zh/](https://wanglin2.github.io/mind-map/#/doc/zh/)
+开发文档：[https://wanglin2.github.io/mind-map/#/doc/zh/](https://wanglin2.github.io/mind-map/#/doc/zh/)。
 
-2.一个Web思维导图，基于思维导图库、Vue2.x、ElementUI开发，可以操作电脑本地文件，所以你可以直接把它当做一个在线版思维导图应用使用，如果觉得github的响应速度慢，你也可以部署到你的服务器上。
+2.一个 Web 思维导图，基于思维导图库、Vue2.x、ElementUI 开发，可以操作电脑本地文件，所以你可以直接把它当做一个在线版思维导图应用使用，如果觉得 github 的响应速度慢，你也可以部署到你的服务器上。
 
-在线地址：[https://wanglin2.github.io/mind-map/](https://wanglin2.github.io/mind-map/)
+在线地址：[https://wanglin2.github.io/mind-map/](https://wanglin2.github.io/mind-map/)。
 
 另外也提供了客户端可供下载使用，支持`Windows`、`Mac`及`Linux`，下载地址：
 
@@ -28,18 +28,15 @@ Github：[releases](https://github.com/wanglin2/mind-map/releases)。
 # 特性
 
 - [x] 插件化架构，除核心功能外，其他功能作为插件提供，按需使用，减小打包体积
-- [x] 支持逻辑结构图、思维导图、组织结构图、目录组织图、时间轴、鱼骨图六种结构
+- [x] 支持逻辑结构图、思维导图、组织结构图、目录组织图、时间轴（横向、竖向）、鱼骨图等结构
 - [x] 内置多种主题，允许高度自定义样式，支持注册新主题
-- [x] 支持快捷键
-- [x] 节点内容支持图片、图标、超链接、备注、标签、概要
-- [x] 支持前进后退
-- [x] 支持拖动、缩放
-- [x] 支持右键和Ctrl+左键两种多选方式
-- [x] 支持节点自由拖拽、拖拽调整
-- [x] 支持多种节点形状
-- [x] 支持导出为`json`、`png`、`svg`、`pdf`、`markdown`，支持从`json`、`xmind`、`markdown`导入
-- [x] 支持小地图、支持水印
-- [x] 支持关联线
+- [x] 节点内容支持文本（普通文本、富文本）、图片、图标、超链接、备注、标签、概要
+- [x] 节点支持拖拽（拖拽移动、自由调整）、多种节点形状，支持使用 DDM 完全自定义节点内容
+- [x] 支持画布拖动、缩放
+- [x] 支持鼠标按键拖动选择和Ctrl+左键两种多选节点方式
+- [x] 支持导出为`json`、`png`、`svg`、`pdf`、`markdown`、`xmind`，支持从`json`、`xmind`、`markdown`导入
+- [x] 支持快捷键、前进后退、关联线、搜索替换、小地图、水印
+- [x] 提供丰富的配置，满足各种场景各种使用习惯
 
 # 安装
 
@@ -86,17 +83,74 @@ const mindMap = new MindMap({
 
 # License
 
-MIT
+[MIT](./LICENSE)
 
 # 微信交流群
 
 <img src="./qrcode.jpg" style="width: 300px" />
 
+如果已过期，可以微信添加`wanglinguanfang`拉你入群。
+
 # 请作者喝杯咖啡
 
+开源不易，如果本项目有帮助到你的话，可以考虑请作者喝杯咖啡哟~
+
 > 厚椰乳一盒 + 纯牛奶半盒 + 冰块 + 咖啡液 = 生椰拿铁 yyds
 
+> 转账请备注【思维导图】。你的头像和名字将会出现在下面和[文档页面](https://wanglin2.github.io/mind-map/#/doc/zh/introduction/%E8%AF%B7%E4%BD%9C%E8%80%85%E5%96%9D%E6%9D%AF%E5%92%96%E5%95%A1)
+
 <p>
   <img src="./web/src/assets/img/alipay.jpg" style="width: 300px" />
   <img src="./web/src/assets/img/wechat.jpg" style="width: 300px" />
+</p>
+
+<p>
+    <span>
+        <img src="./web/src/assets/avatar/Think.jpg" style="width: 50px;height: 50px;" />
+        <span>Think</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/志斌.jpg" style="width: 50px;height: 50px;" />
+        <span>志斌</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/小土渣的宇宙.jpeg" style="width: 50px;height: 50px;" />
+        <span>小土渣的宇宙</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/qp.jpg" style="width: 50px;height: 50px;" />
+        <span>qp</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/ZXR.jpg" style="width: 50px;height: 50px;" />
+        <span>ZXR</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/花儿朵朵.jpg" style="width: 50px;height: 50px;" />
+        <span>花儿朵朵</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/suka.jpg" style="width: 50px;height: 50px;" />
+        <span>suka</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/Chris.jpg" style="width: 50px;height: 50px;" />
+        <span>Chris</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/水车.jpg" style="width: 50px;height: 50px;" />
+        <span>水车</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/仓鼠.jpg" style="width: 50px;height: 50px;" />
+        <span>仓鼠</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/千帆.jpg" style="width: 50px;height: 50px;" />
+        <span>千帆</span>
+    </span>
+    <span>
+        <img src="./web/src/assets/avatar/才镇.jpg" style="width: 50px;height: 50px;" />
+        <span>才镇</span>
+    </span>
 </p>

simple-mind-map/full.js

@@ -1,28 +1,46 @@
 import MindMap from './index'
-import MiniMap from './src/MiniMap.js'
-import Watermark from './src/Watermark.js'
-import KeyboardNavigation from './src/KeyboardNavigation.js'
-import Export from './src/Export.js'
-import Drag from './src/Drag.js'
-import Select from './src/Select.js'
-import AssociativeLine from './src/AssociativeLine'
-import RichText from './src/RichText'
+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

simple-mind-map/index.js

@@ -1,129 +1,24 @@
-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 { layoutValueList, CONSTANTS } 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 { simpleDeepClone } from './src/utils'
-import defaultTheme, { checkIsNodeSizeIndependenceConfig } from './src/themes/default'
-
-// 默认选项配置
-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: 0.1,
-  // 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(){}
-        }
-    */
-  // 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,
-  // 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,
-  // 是否开启节点动画过渡
-  enableNodeTransitionMove: true,
-  // 如果开启节点动画过渡，可以通过该属性设置过渡的时间，单位ms
-  nodeTransitionMoveDuration: 300,
-  // 初始根节点的位置
-  initRootNodePosition: null,
-  // 导出png、svg、pdf时的图形内边距
-  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'
-}
+import { simpleDeepClone, getType } from './src/utils'
+import defaultTheme, {
+  checkIsNodeSizeIndependenceConfig
+} from './src/themes/default'
+import { defaultOpt } from './src/constants/defaultOptions'
 
 //  思维导图
 class MindMap {
@@ -134,22 +29,24 @@ class MindMap {
 
     // 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 = 1
-
     // 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
@@ -180,7 +77,7 @@ class MindMap {
     this.batchExecution = new BatchExecution()
 
     // 注册插件
-    MindMap.pluginList.forEach((plugin) => {
+    MindMap.pluginList.forEach(plugin => {
       this.initPlugin(plugin)
     })
 
@@ -193,6 +90,8 @@ class MindMap {
 
   //  配置参数处理
   handleOpt(opt) {
+    // 深拷贝一份节点数据
+    opt.data = simpleDeepClone(opt.data || {})
     // 检查布局配置
     if (!layoutValueList.includes(opt.layout)) {
       opt.layout = CONSTANTS.LAYOUT.LOGICAL_STRUCTURE
@@ -244,6 +143,23 @@ class MindMap {
     this.event.off(event, fn)
   }
 
+  // 初始化缓存数据
+  initCache() {
+    Object.keys(commonCaches).forEach(key => {
+      let type = getType(commonCaches[key])
+      let value = ''
+      switch (type) {
+        case 'Boolean':
+          value = false
+          break
+        default:
+          value = null
+          break
+      }
+      commonCaches[key] = value
+    })
+  }
+
   //  设置主题
   initTheme() {
     // 合并主题配置
@@ -257,6 +173,7 @@ class MindMap {
     this.renderer.clearAllActive()
     this.opt.theme = theme
     this.render(null, CONSTANTS.CHANGE_THEME)
+    this.emit('view_theme_change', theme)
   }
 
   //  获取当前主题
@@ -306,7 +223,7 @@ class MindMap {
     this.opt.layout = layout
     this.view.reset()
     this.renderer.setLayout()
-    this.render()
+    this.render(null, CONSTANTS.CHANGE_LAYOUT)
   }
 
   //  执行命令
@@ -350,7 +267,7 @@ class MindMap {
 
   //  获取思维导图数据，节点树、主题、布局等
   getData(withConfig) {
-    let nodeData = this.command.removeDataUid(this.command.getCopyData())
+    let nodeData = this.command.getCopyData()
     let data = {}
     if (withConfig) {
       data = {
@@ -370,8 +287,12 @@ class MindMap {
 
   //  导出
   async export(...args) {
-    let result = await this.doExport.export(...args)
-    return result
+    try {
+      let result = await this.doExport.export(...args)
+      return result
+    } catch (error) {
+      this.mindMap.opt.errorHandler(ERROR_TYPES.EXPORT_ERROR, error)
+    }
   }
 
   //  转换位置
@@ -409,9 +330,9 @@ class MindMap {
     // 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
-    rect.height += paddingY
-    draw.translate(paddingX / 2, paddingY / 2)
+    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
@@ -419,7 +340,11 @@ class MindMap {
     // 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()) {
+    if (
+      (rect.width > origWidth || rect.height > origHeight) &&
+      this.watermark &&
+      this.watermark.hasWatermark()
+    ) {
       this.width = rect.width
       this.height = rect.height
       this.watermark.draw()
@@ -476,6 +401,21 @@ class MindMap {
       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
+  }
 }
 
 // 插件列表
@@ -485,8 +425,8 @@ MindMap.usePlugin = (plugin, opt = {}) => {
   MindMap.pluginList.push(plugin)
   return MindMap
 }
-MindMap.hasPlugin = (plugin) => {
-  return MindMap.pluginList.findIndex((item) => {
+MindMap.hasPlugin = plugin => {
+  return MindMap.pluginList.findIndex(item => {
     return item === plugin
   })
 }

simple-mind-map/package-lock.json

@@ -1,18 +1,17 @@
 {
   "name": "simple-mind-map",
-  "version": "0.4.7",
+  "version": "0.6.13",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "0.4.7",
+      "version": "0.6.13",
       "license": "MIT",
       "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",
-        "html2canvas": "^1.4.1",
         "jspdf": "^2.5.1",
         "jszip": "^3.10.1",
         "mdast-util-from-markdown": "^1.3.0",
@@ -160,7 +159,8 @@
     "node_modules/@types/raf": {
       "version": "3.4.0",
       "resolved": "https://registry.npmjs.org/@types/raf/-/raf-3.4.0.tgz",
-      "integrity": "sha512-taW5/WYqo36N7V39oYyHP9Ipfd5pNFvGTIQsNGj86xV88YQ7GnI30/yMfKDF7Zgin0m3e+ikX88FvImnK4RjGw=="
+      "integrity": "sha512-taW5/WYqo36N7V39oYyHP9Ipfd5pNFvGTIQsNGj86xV88YQ7GnI30/yMfKDF7Zgin0m3e+ikX88FvImnK4RjGw==",
+      "optional": true
     },
     "node_modules/@types/unist": {
       "version": "2.0.6",
@@ -255,6 +255,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-1.0.2.tgz",
       "integrity": "sha512-I3yl4r9QB5ZRY3XuJVEPfc2XhZO6YweFPI+UovAzn+8/hb3oJ6lnysaFcjVpkCPfVWFUDvoZ8kmVDP7WyRtYtQ==",
+      "optional": true,
       "engines": {
         "node": ">= 0.6.0"
       }
@@ -305,6 +306,7 @@
       "version": "3.0.10",
       "resolved": "https://registry.npmjs.org/canvg/-/canvg-3.0.10.tgz",
       "integrity": "sha512-qwR2FRNO9NlzTeKIPIKpnTY6fqwuYSequ8Ru8c0YkYU7U0oW+hLUvWadLvAu1Rl72OMNiFhoLu4f8eUjQ7l/+Q==",
+      "optional": true,
       "dependencies": {
         "@babel/runtime": "^7.12.5",
         "@types/raf": "^3.4.0",
@@ -381,6 +383,7 @@
       "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.27.1.tgz",
       "integrity": "sha512-GutwJLBChfGCpwwhbYoqfv03LAfmiz7e7D/BNxzeMxwQf10GRSzqiOjx7AmtEk+heiD/JWmBuyBPgFtx0Sg1ww==",
       "hasInstallScript": true,
+      "optional": true,
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/core-js"
@@ -409,6 +412,7 @@
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/css-line-break/-/css-line-break-2.1.0.tgz",
       "integrity": "sha512-FHcKFCZcAha3LwfVBhCQbW2nCNbkZXn7KVUJcsT5/P8YmfsVja0FMPJr0B903j/E69HUphKiV9iQArX8SDYA4w==",
+      "optional": true,
       "dependencies": {
         "utrie": "^1.0.2"
       }
@@ -514,6 +518,11 @@
         "node": ">=6.0.0"
       }
     },
+    "node_modules/dom-to-image-more": {
+      "version": "3.1.6",
+      "resolved": "https://registry.npmjs.org/dom-to-image-more/-/dom-to-image-more-3.1.6.tgz",
+      "integrity": "sha512-VMO0jNme32T06mWtkOC9QXfj+1npoJxkaTFW0DCwBLguwBKMjqwndiDANxDnbZ0kvNEecwxkv0Zmgdr96cGtAA=="
+    },
     "node_modules/dompurify": {
       "version": "2.4.1",
       "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.4.1.tgz",
@@ -935,6 +944,7 @@
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/html2canvas/-/html2canvas-1.4.1.tgz",
       "integrity": "sha512-fPU6BHNpsyIhr8yyMpTLLxAbkaK8ArIBcmZIRiBLiDhjeqvXolaEmDGmELFuX9I4xDcaKKcJl+TKZLqruBbmWA==",
+      "optional": true,
       "dependencies": {
         "css-line-break": "^2.1.0",
         "text-segmentation": "^1.0.3"
@@ -1813,7 +1823,8 @@
     "node_modules/performance-now": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
-      "integrity": "sha512-7EAHlyLHI56VEIdK57uwHdHKIaAGbnXPiw0yWbarQZOKaKpvUIgW0jWRVLiatnM+XXlSwsanIBH/hzGMJulMow=="
+      "integrity": "sha512-7EAHlyLHI56VEIdK57uwHdHKIaAGbnXPiw0yWbarQZOKaKpvUIgW0jWRVLiatnM+XXlSwsanIBH/hzGMJulMow==",
+      "optional": true
     },
     "node_modules/prelude-ls": {
       "version": "1.2.1",
@@ -1908,6 +1919,7 @@
       "version": "3.4.1",
       "resolved": "https://registry.npmjs.org/raf/-/raf-3.4.1.tgz",
       "integrity": "sha512-Sq4CW4QhwOHE8ucn6J34MqtZCeWFP2aQSmrlroYgqAV1PjStIhJXxYuTgUIfkEk7zTLjmIjLmU5q+fbD1NnOJA==",
+      "optional": true,
       "dependencies": {
         "performance-now": "^2.1.0"
       }
@@ -1982,6 +1994,7 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/rgbcolor/-/rgbcolor-1.0.1.tgz",
       "integrity": "sha512-9aZLIrhRaD97sgVhtJOW6ckOEh6/GnvQtdVNfdZ6s67+3/XwLS9lBcQYzEEhYVeUowN7pRzMLsyGhK2i/xvWbw==",
+      "optional": true,
       "engines": {
         "node": ">= 0.8.15"
       }
@@ -2075,6 +2088,7 @@
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/stackblur-canvas/-/stackblur-canvas-2.5.0.tgz",
       "integrity": "sha512-EeNzTVfj+1In7aSLPKDD03F/ly4RxEuF/EX0YcOG0cKoPXs+SLZxDawQbexQDBzwROs4VKLWTOaZQlZkGBFEIQ==",
+      "optional": true,
       "engines": {
         "node": ">=0.1.14"
       }
@@ -2127,6 +2141,7 @@
       "version": "6.0.3",
       "resolved": "https://registry.npmjs.org/svg-pathdata/-/svg-pathdata-6.0.3.tgz",
       "integrity": "sha512-qsjeeq5YjBZ5eMdFuUa4ZosMLxgr5RZ+F+Y1OrDhuOCEInRMA3x74XdBtggJcj9kOeInz0WE+LgCPDkZFlBYJw==",
+      "optional": true,
       "engines": {
         "node": ">=12.0.0"
       }
@@ -2135,6 +2150,7 @@
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/text-segmentation/-/text-segmentation-1.0.3.tgz",
       "integrity": "sha512-iOiPUo/BGnZ6+54OsWxZidGCsdU8YbE4PSpdPinp7DeMtUJNJBoJ/ouUSTJjHkh1KntHaltHl/gDs2FC4i5+Nw==",
+      "optional": true,
       "dependencies": {
         "utrie": "^1.0.2"
       }
@@ -2199,6 +2215,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/utrie/-/utrie-1.0.2.tgz",
       "integrity": "sha512-1MLa5ouZiOmQzUbjbu9VmjLzn1QLXBhwpUa7kdLUQK+KQ5KA9I1vk5U4YHe/X2Ch7PYnJfWuWT+VbuxbGwljhw==",
+      "optional": true,
       "dependencies": {
         "base64-arraybuffer": "^1.0.2"
       }
@@ -2386,7 +2403,8 @@
     "@types/raf": {
       "version": "3.4.0",
       "resolved": "https://registry.npmjs.org/@types/raf/-/raf-3.4.0.tgz",
-      "integrity": "sha512-taW5/WYqo36N7V39oYyHP9Ipfd5pNFvGTIQsNGj86xV88YQ7GnI30/yMfKDF7Zgin0m3e+ikX88FvImnK4RjGw=="
+      "integrity": "sha512-taW5/WYqo36N7V39oYyHP9Ipfd5pNFvGTIQsNGj86xV88YQ7GnI30/yMfKDF7Zgin0m3e+ikX88FvImnK4RjGw==",
+      "optional": true
     },
     "@types/unist": {
       "version": "2.0.6",
@@ -2453,7 +2471,8 @@
     "base64-arraybuffer": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-1.0.2.tgz",
-      "integrity": "sha512-I3yl4r9QB5ZRY3XuJVEPfc2XhZO6YweFPI+UovAzn+8/hb3oJ6lnysaFcjVpkCPfVWFUDvoZ8kmVDP7WyRtYtQ=="
+      "integrity": "sha512-I3yl4r9QB5ZRY3XuJVEPfc2XhZO6YweFPI+UovAzn+8/hb3oJ6lnysaFcjVpkCPfVWFUDvoZ8kmVDP7WyRtYtQ==",
+      "optional": true
     },
     "brace-expansion": {
       "version": "1.1.11",
@@ -2489,6 +2508,7 @@
       "version": "3.0.10",
       "resolved": "https://registry.npmjs.org/canvg/-/canvg-3.0.10.tgz",
       "integrity": "sha512-qwR2FRNO9NlzTeKIPIKpnTY6fqwuYSequ8Ru8c0YkYU7U0oW+hLUvWadLvAu1Rl72OMNiFhoLu4f8eUjQ7l/+Q==",
+      "optional": true,
       "requires": {
         "@babel/runtime": "^7.12.5",
         "@types/raf": "^3.4.0",
@@ -2544,7 +2564,8 @@
     "core-js": {
       "version": "3.27.1",
       "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.27.1.tgz",
-      "integrity": "sha512-GutwJLBChfGCpwwhbYoqfv03LAfmiz7e7D/BNxzeMxwQf10GRSzqiOjx7AmtEk+heiD/JWmBuyBPgFtx0Sg1ww=="
+      "integrity": "sha512-GutwJLBChfGCpwwhbYoqfv03LAfmiz7e7D/BNxzeMxwQf10GRSzqiOjx7AmtEk+heiD/JWmBuyBPgFtx0Sg1ww==",
+      "optional": true
     },
     "core-util-is": {
       "version": "1.0.3",
@@ -2566,6 +2587,7 @@
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/css-line-break/-/css-line-break-2.1.0.tgz",
       "integrity": "sha512-FHcKFCZcAha3LwfVBhCQbW2nCNbkZXn7KVUJcsT5/P8YmfsVja0FMPJr0B903j/E69HUphKiV9iQArX8SDYA4w==",
+      "optional": true,
       "requires": {
         "utrie": "^1.0.2"
       }
@@ -2638,6 +2660,11 @@
         "esutils": "^2.0.2"
       }
     },
+    "dom-to-image-more": {
+      "version": "3.1.6",
+      "resolved": "https://registry.npmjs.org/dom-to-image-more/-/dom-to-image-more-3.1.6.tgz",
+      "integrity": "sha512-VMO0jNme32T06mWtkOC9QXfj+1npoJxkaTFW0DCwBLguwBKMjqwndiDANxDnbZ0kvNEecwxkv0Zmgdr96cGtAA=="
+    },
     "dompurify": {
       "version": "2.4.1",
       "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.4.1.tgz",
@@ -2956,6 +2983,7 @@
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/html2canvas/-/html2canvas-1.4.1.tgz",
       "integrity": "sha512-fPU6BHNpsyIhr8yyMpTLLxAbkaK8ArIBcmZIRiBLiDhjeqvXolaEmDGmELFuX9I4xDcaKKcJl+TKZLqruBbmWA==",
+      "optional": true,
       "requires": {
         "css-line-break": "^2.1.0",
         "text-segmentation": "^1.0.3"
@@ -3511,7 +3539,8 @@
     "performance-now": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
-      "integrity": "sha512-7EAHlyLHI56VEIdK57uwHdHKIaAGbnXPiw0yWbarQZOKaKpvUIgW0jWRVLiatnM+XXlSwsanIBH/hzGMJulMow=="
+      "integrity": "sha512-7EAHlyLHI56VEIdK57uwHdHKIaAGbnXPiw0yWbarQZOKaKpvUIgW0jWRVLiatnM+XXlSwsanIBH/hzGMJulMow==",
+      "optional": true
     },
     "prelude-ls": {
       "version": "1.2.1",
@@ -3576,6 +3605,7 @@
       "version": "3.4.1",
       "resolved": "https://registry.npmjs.org/raf/-/raf-3.4.1.tgz",
       "integrity": "sha512-Sq4CW4QhwOHE8ucn6J34MqtZCeWFP2aQSmrlroYgqAV1PjStIhJXxYuTgUIfkEk7zTLjmIjLmU5q+fbD1NnOJA==",
+      "optional": true,
       "requires": {
         "performance-now": "^2.1.0"
       }
@@ -3630,7 +3660,8 @@
     "rgbcolor": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/rgbcolor/-/rgbcolor-1.0.1.tgz",
-      "integrity": "sha512-9aZLIrhRaD97sgVhtJOW6ckOEh6/GnvQtdVNfdZ6s67+3/XwLS9lBcQYzEEhYVeUowN7pRzMLsyGhK2i/xvWbw=="
+      "integrity": "sha512-9aZLIrhRaD97sgVhtJOW6ckOEh6/GnvQtdVNfdZ6s67+3/XwLS9lBcQYzEEhYVeUowN7pRzMLsyGhK2i/xvWbw==",
+      "optional": true
     },
     "rimraf": {
       "version": "3.0.2",
@@ -3691,7 +3722,8 @@
     "stackblur-canvas": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/stackblur-canvas/-/stackblur-canvas-2.5.0.tgz",
-      "integrity": "sha512-EeNzTVfj+1In7aSLPKDD03F/ly4RxEuF/EX0YcOG0cKoPXs+SLZxDawQbexQDBzwROs4VKLWTOaZQlZkGBFEIQ=="
+      "integrity": "sha512-EeNzTVfj+1In7aSLPKDD03F/ly4RxEuF/EX0YcOG0cKoPXs+SLZxDawQbexQDBzwROs4VKLWTOaZQlZkGBFEIQ==",
+      "optional": true
     },
     "string_decoder": {
       "version": "1.1.1",
@@ -3728,12 +3760,14 @@
     "svg-pathdata": {
       "version": "6.0.3",
       "resolved": "https://registry.npmjs.org/svg-pathdata/-/svg-pathdata-6.0.3.tgz",
-      "integrity": "sha512-qsjeeq5YjBZ5eMdFuUa4ZosMLxgr5RZ+F+Y1OrDhuOCEInRMA3x74XdBtggJcj9kOeInz0WE+LgCPDkZFlBYJw=="
+      "integrity": "sha512-qsjeeq5YjBZ5eMdFuUa4ZosMLxgr5RZ+F+Y1OrDhuOCEInRMA3x74XdBtggJcj9kOeInz0WE+LgCPDkZFlBYJw==",
+      "optional": true
     },
     "text-segmentation": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/text-segmentation/-/text-segmentation-1.0.3.tgz",
       "integrity": "sha512-iOiPUo/BGnZ6+54OsWxZidGCsdU8YbE4PSpdPinp7DeMtUJNJBoJ/ouUSTJjHkh1KntHaltHl/gDs2FC4i5+Nw==",
+      "optional": true,
       "requires": {
         "utrie": "^1.0.2"
       }
@@ -3785,6 +3819,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/utrie/-/utrie-1.0.2.tgz",
       "integrity": "sha512-1MLa5ouZiOmQzUbjbu9VmjLzn1QLXBhwpUa7kdLUQK+KQ5KA9I1vk5U4YHe/X2Ch7PYnJfWuWT+VbuxbGwljhw==",
+      "optional": true,
       "requires": {
         "base64-arraybuffer": "^1.0.2"
       }

simple-mind-map/package.json

@@ -1,6 +1,6 @@
 {
   "name": "simple-mind-map",
-  "version": "0.5.11",
+  "version": "0.6.15-fix.1",
   "description": "一个简单的web在线思维导图",
   "authors": [
     {
@@ -25,10 +25,9 @@
   "__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",
-    "html2canvas": "^1.4.1",
     "jspdf": "^2.5.1",
     "jszip": "^3.10.1",
     "mdast-util-from-markdown": "^1.3.0",

simple-mind-map/src/View.js

@@ -1,206 +0,0 @@
-import { CONSTANTS } from './utils/constant'
-
-//  视图操作类
-class View {
-  //  构造函数
-  constructor(opt = {}) {
-    this.opt = opt
-    this.mindMap = this.opt.mindMap
-    this.scale = 1
-    this.sx = 0
-    this.sy = 0
-    this.x = 0
-    this.y = 0
-    this.firstDrag = true
-    this.setTransformData(this.mindMap.opt.viewData)
-    this.bind()
-  }
-
-  //  绑定
-  bind() {
-    // 快捷键
-    this.mindMap.keyCommand.addShortcut('Control+=', () => {
-      this.enlarge()
-    })
-    this.mindMap.keyCommand.addShortcut('Control+-', () => {
-      this.narrow()
-    })
-    this.mindMap.keyCommand.addShortcut('Control+Enter', () => {
-      this.reset()
-    })
-    this.mindMap.svg.on('dblclick', () => {
-      this.reset()
-    })
-    // 拖动视图
-    this.mindMap.event.on('mousedown', () => {
-      this.sx = this.x
-      this.sy = this.y
-    })
-    this.mindMap.event.on('drag', (e, event) => {
-      if (e.ctrlKey) {
-        // 按住ctrl键拖动为多选
-        return
-      }
-      if (this.firstDrag) {
-        this.firstDrag = false
-        // 清除激活节点
-        if (this.mindMap.renderer.activeNodeList.length > 0) {
-          this.mindMap.execCommand('CLEAR_ACTIVE_NODE')
-        }
-      }
-      this.x = this.sx + event.mousemoveOffset.x
-      this.y = this.sy + event.mousemoveOffset.y
-      this.transform()
-    })
-    this.mindMap.event.on('mouseup', () => {
-      this.firstDrag = true
-    })
-    // 放大缩小视图
-    this.mindMap.event.on('mousewheel', (e, dir) => {
-      if (this.mindMap.opt.customHandleMousewheel && typeof this.mindMap.opt.customHandleMousewheel === 'function') {
-        return this.mindMap.opt.customHandleMousewheel(e)
-      }
-      if (this.mindMap.opt.mousewheelAction === CONSTANTS.MOUSE_WHEEL_ACTION.ZOOM) {
-        switch (dir) {
-          // 鼠标滚轮，向上和向左，都是缩小
-          case CONSTANTS.DIR.UP:
-          case CONSTANTS.DIR.LEFT:
-            this.narrow()
-            break
-          // 鼠标滚轮，向下和向右，都是放大
-          case CONSTANTS.DIR.DOWN:
-          case CONSTANTS.DIR.RIGHT:
-            this.enlarge()
-            break
-        }
-      } else {
-        switch (dir){
-          // 上移
-          case CONSTANTS.DIR.DOWN:
-            this.translateY(-this.mindMap.opt.mousewheelMoveStep)
-            break
-          // 下移
-          case CONSTANTS.DIR.UP:
-            this.translateY(this.mindMap.opt.mousewheelMoveStep)
-            break
-          // 右移
-          case CONSTANTS.DIR.LEFT:
-            this.translateX(-this.mindMap.opt.mousewheelMoveStep)
-            break
-          // 左移
-          case CONSTANTS.DIR.RIGHT:
-            this.translateX(this.mindMap.opt.mousewheelMoveStep)
-            break
-        }
-      }
-    })
-  }
-
-  //  获取当前变换状态数据
-  getTransformData() {
-    return {
-      transform: this.mindMap.draw.transform(),
-      state: {
-        scale: this.scale,
-        x: this.x,
-        y: this.y,
-        sx: this.sx,
-        sy: this.sy
-      }
-    }
-  }
-
-  //  动态设置变换状态数据
-  setTransformData(viewData) {
-    if (viewData) {
-      Object.keys(viewData.state).forEach(prop => {
-        this[prop] = viewData.state[prop]
-      })
-      this.mindMap.draw.transform({
-        ...viewData.transform
-      })
-      this.mindMap.emit('view_data_change', this.getTransformData())
-      this.mindMap.emit('scale', this.scale)
-    }
-  }
-
-  //  平移x,y方向
-  translateXY(x, y) {
-    this.x += x
-    this.y += y
-    this.transform()
-  }
-
-  //  平移x方向
-  translateX(step) {
-    this.x += step
-    this.transform()
-  }
-
-  //  平移x方式到
-  translateXTo(x) {
-    this.x = x
-    this.transform()
-  }
-
-  //  平移y方向
-  translateY(step) {
-    this.y += step
-    this.transform()
-  }
-
-  //  平移y方向到
-  translateYTo(y) {
-    this.y = y
-    this.transform()
-  }
-
-  //   应用变换
-  transform() {
-    this.mindMap.draw.transform({
-      scale: this.scale,
-      // origin: 'center center',
-      translate: [this.x, this.y]
-    })
-    this.mindMap.emit('view_data_change', this.getTransformData())
-  }
-
-  //  恢复
-  reset() {
-    let scaleChange = this.scale !== 1
-    this.scale = 1
-    this.x = 0
-    this.y = 0
-    this.transform()
-    if (scaleChange) {
-      this.mindMap.emit('scale', this.scale)
-    }
-  }
-
-  //  缩小
-  narrow() {
-    if (this.scale - this.mindMap.opt.scaleRatio > 0.1) {
-      this.scale -= this.mindMap.opt.scaleRatio
-    } else {
-      this.scale = 0.1
-    }
-    this.transform()
-    this.mindMap.emit('scale', this.scale)
-  }
-
-  //  放大
-  enlarge() {
-    this.scale += this.mindMap.opt.scaleRatio
-    this.transform()
-    this.mindMap.emit('scale', this.scale)
-  }
-
-  //  设置缩放
-  setScale(scale) {
-    this.scale = scale
-    this.transform()
-    this.mindMap.emit('scale', this.scale)
-  }
-}
-
-export default View

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

@@ -27,136 +27,169 @@ 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: {
@@ -170,7 +203,8 @@ export const CONSTANTS = {
     CATALOG_ORGANIZATION: 'catalogOrganization',
     TIMELINE: 'timeline',
     TIMELINE2: 'timeline2',
-    FISHBONE: 'fishbone'
+    FISHBONE: 'fishbone',
+    VERTICAL_TIMELINE: 'verticalTimeline'
   },
   DIR: {
     UP: 'up',
@@ -206,9 +240,15 @@ export const CONSTANTS = {
     BOTTOM: 'bottom',
     CENTER: 'center'
   },
-  TIMELINE_DIR: {
+  LAYOUT_GROW_DIR: {
+    LEFT: 'left',
     TOP: 'top',
+    RIGHT: 'right',
     BOTTOM: 'bottom'
+  },
+  PASTE_TYPE: {
+    CLIP_BOARD: 'clipBoard',
+    CANVAS: 'canvas'
   }
 }
 
@@ -246,6 +286,10 @@ export const layoutList = [
     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,
@@ -258,5 +302,44 @@ export const layoutValueList = [
   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'
+}

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)
+  }
+}

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

@@ -1,4 +1,4 @@
-import { copyRenderTree, simpleDeepClone, nextTick } from './utils'
+import { copyRenderTree, simpleDeepClone, nextTick } from '../../utils'
 
 //  命令类
 class Command {
@@ -89,7 +89,7 @@ class Command {
       this.history.shift()
     }
     this.activeHistoryIndex = this.history.length - 1
-    this.mindMap.emit('data_change', this.removeDataUid(data))
+    this.mindMap.emit('data_change', data)
     this.mindMap.emit(
       'back_forward',
       this.activeHistoryIndex,
@@ -110,7 +110,7 @@ class Command {
         this.history.length
       )
       let data = simpleDeepClone(this.history[this.activeHistoryIndex])
-      this.mindMap.emit('data_change', this.removeDataUid(data))
+      this.mindMap.emit('data_change', data)
       return data
     }
   }
@@ -125,7 +125,7 @@ class Command {
       this.activeHistoryIndex += step
       this.mindMap.emit('back_forward', this.activeHistoryIndex, this.history.length)
       let data = simpleDeepClone(this.history[this.activeHistoryIndex])
-      this.mindMap.emit('data_change', this.removeDataUid(data))
+      this.mindMap.emit('data_change', data)
       return data
     }
   }

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

@@ -1,4 +1,4 @@
-import { keyMap } from './utils/keyMap'
+import { keyMap } from './keyMap'
 //  快捷按键、命令处理类
 export default class KeyCommand {
   //  构造函数
@@ -57,8 +57,11 @@ export default class KeyCommand {
       }
       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()
           })
@@ -105,6 +108,11 @@ export default class KeyCommand {
     return arr
   }
 
+  // 判断是否按下了组合键
+  hasCombinationKey(e) {
+    return e.ctrlKey || e.metaKey || e.altKey || e.shiftKey
+  }
+
   //  获取快捷键对应的键值数组
   getKeyCodeArr(key) {
     let keyArr = key.split(/\s*\+\s*/)

simple-mind-map/src/core/event/Event.js

@@ -1,5 +1,5 @@
 import EventEmitter from 'eventemitter3'
-import { CONSTANTS } from './utils/constant'
+import { CONSTANTS } from '../../constants/constant'
 
 //  事件类
 class Event extends EventEmitter {
@@ -9,6 +9,8 @@ class Event extends EventEmitter {
     this.opt = opt
     this.mindMap = opt.mindMap
     this.isLeftMousedown = false
+    this.isRightMousedown = false
+    this.isMiddleMousedown = false
     this.mousedownPos = {
       x: 0,
       y: 0
@@ -89,6 +91,10 @@ class Event extends EventEmitter {
     // 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
@@ -97,12 +103,18 @@ class Event extends EventEmitter {
 
   //  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.isLeftMousedown) {
+    if (
+      this.isMiddleMousedown ||
+      (useLeftKeySelectionRightKeyDrag
+        ? this.isRightMousedown
+        : this.isLeftMousedown) 		
+    ) {
       e.preventDefault()
       this.emit('drag', e, this)
     }
@@ -111,6 +123,8 @@ class Event extends EventEmitter {
   //  鼠标松开事件
   onMouseup(e) {
     this.isLeftMousedown = false
+    this.isRightMousedown = false
+    this.isMiddleMousedown = false
     this.emit('mouseup', e, this)
   }
 
@@ -131,7 +145,13 @@ class Event extends EventEmitter {
       if ((e.wheelDeltaX || e.detail) > 0) dir = CONSTANTS.DIR.LEFT
       if ((e.wheelDeltaX || e.detail) < 0) dir = CONSTANTS.DIR.RIGHT
     }
-    this.emit('mousewheel', e, dir, this)
+    // 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

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

@@ -1,15 +1,23 @@
 import merge from 'deepmerge'
-import LogicalStructure from './layouts/LogicalStructure'
-import MindMap from './layouts/MindMap'
-import CatalogOrganization from './layouts/CatalogOrganization'
-import OrganizationStructure from './layouts/OrganizationStructure'
-import Timeline from './layouts/Timeline'
-import Fishbone from './layouts/Fishbone'
+import LogicalStructure from '../../layouts/LogicalStructure'
+import MindMap from '../../layouts/MindMap'
+import CatalogOrganization from '../../layouts/CatalogOrganization'
+import OrganizationStructure from '../../layouts/OrganizationStructure'
+import Timeline from '../../layouts/Timeline'
+import VerticalTimeline from '../../layouts/VerticalTimeline'
+import Fishbone from '../../layouts/Fishbone'
 import TextEdit from './TextEdit'
-import { copyNodeTree, simpleDeepClone, walk } from './utils'
-import { shapeList } from './Shape'
-import { lineStyleProps } from './themes/default'
-import { CONSTANTS } from './utils/constant'
+import {
+  copyNodeTree,
+  simpleDeepClone,
+  walk,
+  bfsWalk,
+  loadImage,
+  isUndef
+} from '../../utils'
+import { shapeList } from './node/Shape'
+import { lineStyleProps } from '../../themes/default'
+import { CONSTANTS, ERROR_TYPES } from '../../constants/constant'
 
 // 布局列表
 const layouts = {
@@ -25,8 +33,10 @@ const layouts = {
   [CONSTANTS.LAYOUT.TIMELINE]: Timeline,
   // 时间轴2
   [CONSTANTS.LAYOUT.TIMELINE2]: Timeline,
+  // 竖向时间轴
+  [CONSTANTS.LAYOUT.VERTICAL_TIMELINE]: VerticalTimeline,
   // 鱼骨图
-  [CONSTANTS.LAYOUT.FISHBONE]: Fishbone,
+  [CONSTANTS.LAYOUT.FISHBONE]: Fishbone
 }
 
 //  渲染
@@ -57,6 +67,12 @@ class Render {
     this.root = null
     // 文本编辑框，需要再bindEvent之前实例化，否则单击事件只能触发隐藏文本编辑框，而无法保存文本修改
     this.textEdit = new TextEdit(this)
+    // 当前复制的数据
+    this.lastBeingCopyData = null
+    this.beingCopyData = null
+    this.beingPasteText = ''
+    this.beingPasteImgSize = 0
+    this.currentBeingPasteType = ''
     // 布局
     this.setLayout()
     // 绑定事件
@@ -79,12 +95,27 @@ class Render {
   //   绑定事件
   bindEvent() {
     // 点击事件
-    this.mindMap.on('draw_click', () => {
+    this.mindMap.on('draw_click', e => {
       // 清除激活状态
-      if (this.activeNodeList.length > 0) {
+      let isTrueClick = true
+      let { useLeftKeySelectionRightKeyDrag } = this.mindMap.opt
+      if (useLeftKeySelectionRightKeyDrag) {
+        let mousedownPos = this.mindMap.event.mousedownPos
+        isTrueClick =
+          Math.abs(e.clientX - mousedownPos.x) <= 5 &&
+          Math.abs(e.clientY - mousedownPos.y) <= 5
+      }
+      if (isTrueClick && this.activeNodeList.length > 0) {
         this.mindMap.execCommand('CLEAR_ACTIVE_NODE')
       }
     })
+    // let timer = null
+    // this.mindMap.on('view_data_change', () => {
+    //   clearTimeout(timer)
+    //   timer = setTimeout(() => {
+    //     this.render()
+    //   }, 300)
+    // })
   }
 
   //  注册命令
@@ -126,9 +157,12 @@ class Render {
     // 剪切节点
     this.cutNode = this.cutNode.bind(this)
     this.mindMap.command.add('CUT_NODE', this.cutNode)
-    // 修改节点样式
+    // 修改节点单个样式
     this.setNodeStyle = this.setNodeStyle.bind(this)
     this.mindMap.command.add('SET_NODE_STYLE', this.setNodeStyle)
+    // 修改节点多个样式
+    this.setNodeStyles = this.setNodeStyles.bind(this)
+    this.mindMap.command.add('SET_NODE_STYLES', this.setNodeStyles)
     // 切换节点是否激活
     this.setNodeActive = this.setNodeActive.bind(this)
     this.mindMap.command.add('SET_NODE_ACTIVE', this.setNodeActive)
@@ -186,6 +220,9 @@ class Render {
     // 设置节点形状
     this.setNodeShape = this.setNodeShape.bind(this)
     this.mindMap.command.add('SET_NODE_SHAPE', this.setNodeShape)
+    // 定位节点
+    this.goTargetNode = this.goTargetNode.bind(this)
+    this.mindMap.command.add('GO_TARGET_NODE', this.goTargetNode)
   }
 
   //  注册快捷键
@@ -203,7 +240,7 @@ class Render {
     }
     this.mindMap.keyCommand.addShortcut('Enter', this.insertNodeWrap)
     // 插入概要
-    this.mindMap.keyCommand.addShortcut('Control+s', this.addGeneralization)
+    this.mindMap.keyCommand.addShortcut('Control+g', this.addGeneralization)
     // 展开/收起节点
     this.toggleActiveExpand = this.toggleActiveExpand.bind(this)
     this.mindMap.keyCommand.addShortcut('/', this.toggleActiveExpand)
@@ -230,6 +267,13 @@ class Render {
     // 下移节点
     this.mindMap.keyCommand.addShortcut('Control+Down', this.downNode)
     // 复制节点、剪切节点、粘贴节点的快捷键需开发者自行注册实现，可参考demo
+    this.copy = this.copy.bind(this)
+    this.mindMap.keyCommand.addShortcut('Control+c', this.copy)
+    this.mindMap.keyCommand.addShortcut('Control+v', () => {
+      this.onPaste()
+    })
+    this.cut = this.cut.bind(this)
+    this.mindMap.keyCommand.addShortcut('Control+x', this.cut)
   }
 
   //  开启文字编辑，会禁用回车键和删除键相关快捷键防止冲突
@@ -250,7 +294,6 @@ class Render {
 
   //   渲染
   render(callback = () => {}, source) {
-    let t = Date.now()
     // 如果当前还没有渲染完毕，不再触发渲染
     if (this.isRendering) {
       // 等待当前渲染完毕后再进行一次渲染
@@ -270,7 +313,7 @@ class Render {
     // 计算布局
     this.layout.doLayout(root => {
       // 删除本次渲染时不再需要的节点
-      Object.keys(this.lastNodeCache).forEach((uid) => {
+      Object.keys(this.lastNodeCache).forEach(uid => {
         if (!this.nodeCache[uid]) {
           this.lastNodeCache[uid].destroy()
           if (this.lastNodeCache[uid].parent) {
@@ -281,7 +324,7 @@ class Render {
       // 更新根节点
       this.root = root
       // 渲染节点
-      const onEnd = () => {
+      this.root.render(() => {
         this.isRendering = false
         this.mindMap.emit('node_tree_render_end')
         callback && callback()
@@ -290,22 +333,13 @@ class Render {
           this.render(callback, source)
         } else {
           // 触发一次保存，因为修改了渲染树的数据
-          if (this.mindMap.richText && [CONSTANTS.CHANGE_THEME, CONSTANTS.SET_DATA].includes(source)) {
+          if (
+            this.mindMap.richText &&
+            [CONSTANTS.CHANGE_THEME, CONSTANTS.SET_DATA].includes(source)
+          ) {
             this.mindMap.command.addHistory()
           }
         }
-      }
-      let { enableNodeTransitionMove, nodeTransitionMoveDuration } =
-      this.mindMap.opt
-      this.root.render(() => {
-        let dur = Date.now() - t
-        if (enableNodeTransitionMove && dur <= nodeTransitionMoveDuration) {
-          setTimeout(() => {
-            onEnd()
-          }, nodeTransitionMoveDuration - dur);
-        } else {
-          onEnd()
-        }
       })
     })
     this.mindMap.emit('node_active', null, this.activeNodeList)
@@ -407,60 +441,95 @@ class Render {
   // 规范指定节点数据
   formatAppointNodes(appointNodes) {
     if (!appointNodes) return []
-    return Array.isArray(appointNodes) ? appointNodes: [appointNodes]
+    return Array.isArray(appointNodes) ? appointNodes : [appointNodes]
   }
 
   //  插入同级节点，多个节点只会操作第一个节点
-  insertNode(openEdit = true, appointNodes = [], appointData = null) {
+  insertNode(
+    openEdit = true,
+    appointNodes = [],
+    appointData = null,
+    appointChildren = []
+  ) {
     appointNodes = this.formatAppointNodes(appointNodes)
     if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
       return
     }
-    let { defaultInsertSecondLevelNodeText, defaultInsertBelowSecondLevelNodeText } = this.mindMap.opt
+    this.textEdit.hideEditTextBox()
+    let {
+      defaultInsertSecondLevelNodeText,
+      defaultInsertBelowSecondLevelNodeText
+    } = this.mindMap.opt
     let list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
     let first = list[0]
+    if (first.isGeneralization) {
+      return
+    }
     if (first.isRoot) {
       this.insertChildNode(openEdit, appointNodes, appointData)
     } else {
-      let text = first.layerIndex === 1 ? defaultInsertSecondLevelNodeText : defaultInsertBelowSecondLevelNodeText
+      let text =
+        first.layerIndex === 1
+          ? defaultInsertSecondLevelNodeText
+          : defaultInsertBelowSecondLevelNodeText
       if (first.layerIndex === 1) {
         first.parent.destroy()
       }
       let index = this.getNodeIndex(first)
+      let isRichText = !!this.mindMap.richText
       first.parent.nodeData.children.splice(index + 1, 0, {
         inserting: openEdit,
         data: {
           text: text,
           expand: true,
+          richText: isRichText,
+          resetRichText: isRichText,
           ...(appointData || {})
         },
-        children: []
+        children: [...appointChildren]
       })
       this.mindMap.render()
     }
   }
 
   //  插入子节点
-  insertChildNode(openEdit = true, appointNodes = [], appointData = null) {
+  insertChildNode(
+    openEdit = true,
+    appointNodes = [],
+    appointData = null,
+    appointChildren = []
+  ) {
     appointNodes = this.formatAppointNodes(appointNodes)
     if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
       return
     }
-    let { defaultInsertSecondLevelNodeText, defaultInsertBelowSecondLevelNodeText } = this.mindMap.opt
+    this.textEdit.hideEditTextBox()
+    let {
+      defaultInsertSecondLevelNodeText,
+      defaultInsertBelowSecondLevelNodeText
+    } = this.mindMap.opt
     let list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
     list.forEach(node => {
+      if (node.isGeneralization) {
+        return
+      }
       if (!node.nodeData.children) {
         node.nodeData.children = []
       }
-      let text = node.isRoot ? defaultInsertSecondLevelNodeText : defaultInsertBelowSecondLevelNodeText
+      let text = node.isRoot
+        ? defaultInsertSecondLevelNodeText
+        : defaultInsertBelowSecondLevelNodeText
+      let isRichText = !!this.mindMap.richText
       node.nodeData.children.push({
         inserting: openEdit,
         data: {
           text: text,
           expand: true,
+          richText: isRichText,
+          resetRichText: isRichText,
           ...(appointData || {})
         },
-        children: []
+        children: [...appointChildren]
       })
       // 插入子节点时自动展开子节点
       node.nodeData.data.expand = true
@@ -525,13 +594,159 @@ class Render {
     this.mindMap.render()
   }
 
+  // 复制节点
+  copy() {
+    this.beingCopyData = this.copyNode()
+    this.setCoptyDataToClipboard(this.beingCopyData)
+  }
+
+  // 剪切节点
+  cut() {
+    this.mindMap.execCommand('CUT_NODE', copyData => {
+      this.beingCopyData = copyData
+      this.setCoptyDataToClipboard(copyData)
+    })
+  }
+
+  // 将粘贴或剪切的数据设置到用户剪切板中
+  setCoptyDataToClipboard(data) {
+    if (navigator.clipboard) {
+      navigator.clipboard.writeText(
+        JSON.stringify({
+          simpleMindMap: true,
+          data
+        })
+      )
+    }
+  }
+
+  // 粘贴节点
+  paste() {
+    if (this.beingCopyData) {
+      this.mindMap.execCommand('PASTE_NODE', this.beingCopyData)
+    }
+  }
+
+  // 粘贴事件
+  async onPaste() {
+    const { errorHandler } = this.mindMap.opt
+    // 读取剪贴板的文字和图片
+    let text = null
+    let img = null
+    if (navigator.clipboard) {
+      try {
+        text = await navigator.clipboard.readText()
+        const items = await navigator.clipboard.read()
+        if (items && items.length > 0) {
+          for (const clipboardItem of items) {
+            for (const type of clipboardItem.types) {
+              if (/^image\//.test(type)) {
+                img = await clipboardItem.getType(type)
+                break
+              }
+            }
+          }
+        }
+      } catch (error) {
+        errorHandler(ERROR_TYPES.READ_CLIPBOARD_ERROR, error)
+      }
+    }
+    // 检查剪切板数据是否有变化
+    // 通过图片大小来判断图片是否发生变化，可能是不准确的，但是目前没有其他好方法
+    const imgSize = img ? img.size : 0
+    if (this.beingPasteText !== text || this.beingPasteImgSize !== imgSize) {
+      this.currentBeingPasteType = CONSTANTS.PASTE_TYPE.CLIP_BOARD
+      this.beingPasteText = text
+      this.beingPasteImgSize = imgSize
+    }
+    // 检查要粘贴的节点数据是否有变化，节点优先级高于剪切板
+    if (this.lastBeingCopyData !== this.beingCopyData) {
+      this.lastBeingCopyData = this.beingCopyData
+      this.currentBeingPasteType = CONSTANTS.PASTE_TYPE.CANVAS
+    }
+    // 粘贴剪切板的数据
+    if (this.currentBeingPasteType === CONSTANTS.PASTE_TYPE.CLIP_BOARD) {
+      // 存在文本，则创建子节点
+      if (text) {
+        // 判断粘贴的是否是simple-mind-map的数据
+        let smmData = null
+        let useDefault = true
+        // 用户自定义处理
+        if (this.mindMap.opt.customHandleClipboardText) {
+          try {
+            const res = await this.mindMap.opt.customHandleClipboardText(text)
+            if (!isUndef(res)) {
+              useDefault = false
+              if (typeof res === 'object' && res.simpleMindMap) {
+                smmData = res.data
+              } else {
+                text = String(res)
+              }
+            }
+          } catch (error) {
+            errorHandler(ERROR_TYPES.CUSTOM_HANDLE_CLIPBOARD_TEXT_ERROR, error)
+          }
+        }
+        // 默认处理
+        if (useDefault) {
+          try {
+            const parsedData = JSON.parse(text)
+            if (parsedData && parsedData.simpleMindMap) {
+              smmData = parsedData.data
+            }
+          } catch (error) {
+            errorHandler(ERROR_TYPES.PARSE_PASTE_DATA_ERROR, error)
+          }
+        }
+        if (smmData) {
+          this.mindMap.execCommand(
+            'INSERT_CHILD_NODE',
+            false,
+            [],
+            {
+              ...smmData.data
+            },
+            [...smmData.children]
+          )
+        } else {
+          this.mindMap.execCommand('INSERT_CHILD_NODE', false, [], {
+            text
+          })
+        }
+      }
+      // 存在图片，则添加到当前激活节点
+      if (img) {
+        try {
+          let imgData = await loadImage(img)
+          if (this.activeNodeList.length > 0) {
+            this.activeNodeList.forEach(node => {
+              this.mindMap.execCommand('SET_NODE_IMAGE', node, {
+                url: imgData.url,
+                title: '',
+                width: imgData.size.width,
+                height: imgData.size.height
+              })
+            })
+          }
+        } catch (error) {
+          errorHandler(ERROR_TYPES.LOAD_CLIPBOARD_IMAGE_ERROR, error)
+        }
+      }
+    } else {
+      // 粘贴节点数据
+      this.paste()
+    }
+  }
+
   //  将节点移动到另一个节点的前面
   insertBefore(node, exist) {
     if (node.isRoot) {
       return
     }
     // 如果是二级节点变成了下级节点，或是下级节点变成了二级节点，节点样式需要更新
-    let nodeLayerChanged = (node.layerIndex === 1 && exist.layerIndex !== 1) || (node.layerIndex !== 1 && exist.layerIndex === 1)
+    let nodeLayerChanged =
+      (node.layerIndex === 1 && exist.layerIndex !== 1) ||
+      (node.layerIndex !== 1 && exist.layerIndex === 1)
     // 移动节点
     let nodeParent = node.parent
     let nodeBorthers = nodeParent.children
@@ -568,7 +783,9 @@ class Render {
       return
     }
     // 如果是二级节点变成了下级节点，或是下级节点变成了二级节点，节点样式需要更新
-    let nodeLayerChanged = (node.layerIndex === 1 && exist.layerIndex !== 1) || (node.layerIndex !== 1 && exist.layerIndex === 1)
+    let nodeLayerChanged =
+      (node.layerIndex === 1 && exist.layerIndex !== 1) ||
+      (node.layerIndex !== 1 && exist.layerIndex === 1)
     // 移动节点
     let nodeParent = node.parent
     let nodeBorthers = nodeParent.children
@@ -608,7 +825,7 @@ class Render {
     }
     let isAppointNodes = appointNodes.length > 0
     let list = isAppointNodes ? appointNodes : this.activeNodeList
-    let root = list.find((node) => {
+    let root = list.find(node => {
       return node.isRoot
     })
     if (root) {
@@ -681,11 +898,11 @@ class Render {
     if (node.isRoot) {
       return
     }
-    let copyData = copyNodeTree({}, node, false, true)
+    // let copyData = copyNodeTree({}, node, false, true)
     this.removeActiveNode(node)
     this.removeOneNode(node)
     this.mindMap.emit('node_active', null, this.activeNodeList)
-    toNode.nodeData.children.push(copyData)
+    toNode.nodeData.children.push(node.nodeData)
     this.mindMap.render()
     if (toNode.isRoot) {
       toNode.destroy()
@@ -694,7 +911,7 @@ class Render {
 
   //   粘贴节点到节点
   pasteNode(data) {
-    if (this.activeNodeList.length <= 0) {
+    if (this.activeNodeList.length <= 0 || !data) {
       return
     }
     this.activeNodeList.forEach(item => {
@@ -736,6 +953,42 @@ class Render {
     }
   }
 
+  //  设置节点多个样式
+  setNodeStyles(node, style, isActive) {
+    let data = {}
+    if (isActive) {
+      data = {
+        activeStyle: {
+          ...(node.nodeData.data.activeStyle || {}),
+          ...style
+        }
+      }
+    } else {
+      data = style
+    }
+    // 如果开启了富文本，则需要应用到富文本上
+    if (this.mindMap.richText) {
+      let config = this.mindMap.richText.normalStyleToRichTextStyle(style)
+      if (Object.keys(config).length > 0) {
+        this.mindMap.richText.showEditText(node)
+        this.mindMap.richText.formatAllText(config)
+        this.mindMap.richText.hideEditText([node])
+      }
+    }
+    this.setNodeDataRender(node, data)
+    // 更新了连线的样式
+    let props = Object.keys(style)
+    let hasLineStyleProps = false
+    props.forEach(key => {
+      if (lineStyleProps.includes(key)) {
+        hasLineStyleProps = true
+      }
+    })
+    if (hasLineStyleProps) {
+      ;(node.parent || node).renderLine(true)
+    }
+  }
+
   //  设置节点是否激活
   setNodeActive(node, active) {
     this.setNodeData(node, {
@@ -849,21 +1102,24 @@ class Render {
   }
 
   //  设置节点文本
-  setNodeText(node, text, richText) {
+  setNodeText(node, text, richText, resetRichText) {
     this.setNodeDataRender(node, {
       text,
-      richText
+      richText,
+      resetRichText
     })
   }
 
   //  设置节点图片
-  setNodeImage(node, { url, title, width, height }) {
+  setNodeImage(node, data) {
+    const { url, title, width, height, custom = false } = data || { url: '', title: '', width: 0, height: 0, custom: false }
     this.setNodeDataRender(node, {
       image: url,
       imageTitle: title || '',
       imageSize: {
         width,
-        height
+        height,
+        custom
       }
     })
   }
@@ -976,6 +1232,20 @@ class Render {
     })
   }
 
+  // 定位到指定节点
+  goTargetNode(node, callback = () => {}) {
+    let uid = typeof node === 'string' ? node : node.nodeData.data.uid
+    if (!uid) return
+    this.expandToNodeUid(uid, () => {
+      let targetNode = this.findNodeByUid(uid)
+      if (targetNode) {
+        targetNode.active()
+        this.moveNodeToCenter(targetNode)
+        callback()
+      }
+    })
+  }
+
   //  更新节点数据
   setNodeData(node, data) {
     Object.keys(data).forEach(key => {
@@ -984,7 +1254,7 @@ class Render {
   }
 
   //  设置节点数据，并判断是否渲染
-  setNodeDataRender(node, data) {
+  setNodeDataRender(node, data, notRender = false) {
     this.setNodeData(node, data)
     let changed = node.reRender()
     if (changed) {
@@ -992,7 +1262,9 @@ class Render {
         // 概要节点
         node.generalizationBelongNode.updateGeneralization()
       }
-      this.mindMap.render()
+      if (!notRender) this.mindMap.render()
+    } else {
+      this.mindMap.emit('node_tree_render_end')
     }
   }
 
@@ -1012,6 +1284,44 @@ class Render {
     this.mindMap.view.translateY(offsetY)
     this.mindMap.view.setScale(1)
   }
+
+  // 展开到指定uid的节点
+  expandToNodeUid(uid, callback = () => {}) {
+    let parentsList = []
+    const cache = {}
+    bfsWalk(this.renderTree, (node, parent) => {
+      if (node.data.uid === uid) {
+        parentsList = parent ? [...cache[parent.data.uid], parent] : []
+        return 'stop'
+      } else {
+        cache[node.data.uid] = parent ? [...cache[parent.data.uid], parent] : []
+      }
+    })
+    let needRender = false
+    parentsList.forEach(node => {
+      if (!node.data.expand) {
+        needRender = true
+        node.data.expand = true
+      }
+    })
+    if (needRender) {
+      this.mindMap.render(callback)
+    } else {
+      callback()
+    }
+  }
+
+  // 根据uid找到对应的节点实例
+  findNodeByUid(uid) {
+    let res = null
+    walk(this.root, null, node => {
+      if (node.nodeData.data.uid === uid) {
+        res = node
+        return true
+      }
+    })
+    return res
+  }
 }
 
 export default Render

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

@@ -1,4 +1,5 @@
-import { getStrWithBrFromHtml, checkNodeOuter } from './utils'
+import { getStrWithBrFromHtml, checkNodeOuter } from '../../utils'
+import { ERROR_TYPES } from '../../constants/constant'
 
 //  节点文字编辑类
 export default class TextEdit {
@@ -54,6 +55,29 @@ export default class TextEdit {
       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
@@ -62,26 +86,46 @@ export default class TextEdit {
     this.mindMap.keyCommand.addShortcut('Enter', () => {
       this.hideEditTextBox()
     })
+    this.mindMap.keyCommand.addShortcut('Tab', () => {
+      this.hideEditTextBox()
+    })
   }
 
   //  显示文本编辑框
-  show(node) {
+  // 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)
+      this.mindMap.richText.showEditText(node, rect, isInserting)
       return
     }
-    this.showEditTextBox(node, rect)
+    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.cacheEditingText =
+        this.mindMap.richText.getEditText()
       this.mindMap.richText.showTextEdit = false
     } else {
       this.cacheEditingText = this.getEditText()
@@ -91,7 +135,8 @@ export default class TextEdit {
   }
 
   //  显示文本编辑框
-  showEditTextBox(node, rect) {
+  showEditTextBox(node, rect, isInserting) {
+    if (this.showTextEdit) return
     this.mindMap.emit('before_show_text_edit')
     this.registerTmpShortcut()
     if (!this.textEditNode) {
@@ -104,12 +149,24 @@ export default class TextEdit {
       this.textEditNode.addEventListener('click', e => {
         e.stopPropagation()
       })
-      document.body.appendChild(this.textEditNode)
+      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 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
@@ -119,18 +176,36 @@ export default class TextEdit {
     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'
+    this.textEditNode.style.maxWidth =
+      this.mindMap.opt.textAutoWrapWidth * scale + 'px'
     if (isMultiLine && lineHeight !== 1) {
-      this.textEditNode.style.transform = `translateY(${-((lineHeight * fontSize - fontSize) / 2) * scale}px)`
+      this.textEditNode.style.transform = `translateY(${
+        -((lineHeight * fontSize - fontSize) / 2) * scale
+      }px)`
     }
     this.showTextEdit = true
     // 选中文本
-    if (!this.cacheEditingText) {
+    // 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()

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

@@ -1,12 +1,12 @@
 import Style from './Style'
 import Shape from './Shape'
-import { asyncRun } from './utils'
-import { G, Rect } from '@svgdotjs/svg.js'
-import nodeGeneralizationMethods from './utils/nodeGeneralization'
-import nodeExpandBtnMethods from './utils/nodeExpandBtn'
-import nodeCommandWrapsMethods from './utils/nodeCommandWraps'
-import nodeCreateContentsMethods from './utils/nodeCreateContents'
-import { CONSTANTS } from './utils/constant'
+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 {
@@ -59,6 +59,7 @@ class Node {
     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
@@ -97,6 +98,8 @@ class Node {
     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)
@@ -105,6 +108,10 @@ class Node {
     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)
@@ -154,6 +161,13 @@ class Node {
 
   //  创建节点的各个内容对象数据
   createNodeData() {
+    // 自定义节点内容
+    let { isUseCustomNodeContent, customCreateNodeContent } = this.mindMap.opt
+    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()
@@ -176,6 +190,14 @@ class Node {
 
   //  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
@@ -235,9 +257,11 @@ class Node {
       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,
-      height: _height + paddingY * 2 + margin + shapePaddingY * 2
+      width: _width + paddingX * 2 + shapePaddingX * 2 + borderWidth,
+      height: _height + paddingY * 2 + margin + shapePaddingY * 2 + borderWidth
     }
   }
 
@@ -247,25 +271,29 @@ class Node {
     this.group.clear()
     let { width, height, textContentItemMargin } = this
     let { paddingY } = this.getPaddingVale()
-    paddingY += this.shapePadding.paddingY
+    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
-    if (!this.mindMap.opt.alwaysShowExpandBtn) {
-      if (!this._unVisibleRectRegionNode) {
-        this._unVisibleRectRegionNode = new Rect()
-      }
-      this._unVisibleRectRegionNode.fill({
-        color: 'transparent'
-      }).size(this.expandBtnSize, height).x(width).y(0)
-      this.group.add(this._unVisibleRectRegionNode)
-    }
+    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) {
@@ -343,23 +371,23 @@ class Node {
   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.mindMap.emit('node_click', this, e)
       this.active(e)
     })
     this.group.on('mousedown', e => {
-      if (this.isRoot && e.which === 3) {
+      if (this.isRoot && e.which === 3 && !this.mindMap.opt.readonly) {
         e.stopPropagation()
       }
-      if (!this.isRoot) {
+      if (!this.isRoot && e.which !== 2 && !this.mindMap.opt.readonly) {
         e.stopPropagation()
       }
       // 多选和取消多选
-      if (e.ctrlKey) {
+      if (e.ctrlKey && this.mindMap.opt.enableCtrlKeyNodeSelection) {
         this.isMultipleChoice = true
         let isActive = this.nodeData.data.isActive
         if (!isActive)
@@ -381,7 +409,7 @@ class Node {
       this.mindMap.emit('node_mousedown', this, e)
     })
     this.group.on('mouseup', e => {
-      if (!this.isRoot) {
+      if (!this.isRoot && e.which !== 2 && !this.mindMap.opt.readonly) {
         e.stopPropagation()
       }
       this.mindMap.emit('node_mouseup', this, e)
@@ -408,7 +436,8 @@ class Node {
     // 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
+      if (this.mindMap.opt.readonly || e.ctrlKey) {
+        // || this.isGeneralization
         return
       }
       e.stopPropagation()
@@ -442,8 +471,7 @@ class Node {
     if (!this.group) {
       return
     }
-    let { enableNodeTransitionMove, nodeTransitionMoveDuration, alwaysShowExpandBtn } =
-      this.mindMap.opt
+    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) {
@@ -465,14 +493,45 @@ class Node {
     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
-    if (!isLayout && enableNodeTransitionMove) {
-      this.group
-        .animate(nodeTransitionMoveDuration)
-        .translate(this.left - t.translateX, this.top - t.translateY)
-    } else {
-      this.group.translate(this.left - t.translateX, this.top - t.translateY)
+    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
     }
   }
 
@@ -495,8 +554,6 @@ class Node {
 
   //  递归渲染
   render(callback = () => {}) {
-    let { enableNodeTransitionMove, nodeTransitionMoveDuration } =
-      this.mindMap.opt
     // 节点
     // 重新渲染连线
     this.renderLine()
@@ -505,6 +562,7 @@ class Node {
       isLayout = true
       // 创建组
       this.group = new G()
+      this.group.addClass('smm-node')
       this.group.css({
         cursor: 'default'
       })
@@ -518,6 +576,7 @@ class Node {
         this.needLayout = false
         this.layout()
       }
+      this.updateExpandBtnPlaceholderRect()
       this.update()
     }
     // 子节点
@@ -527,33 +586,23 @@ class Node {
       this.nodeData.data.expand !== false
     ) {
       let index = 0
-      asyncRun(
-        this.children.map(item => {
-          return () => {
-            item.render(() => {
-              index++
-              if (index >= this.children.length) {
-                callback()
-              }
-            })
+      this.children.forEach(item => {
+        item.render(() => {
+          index++
+          if (index >= this.children.length) {
+            callback()
           }
         })
-      )
+      })
     } else {
-      if (enableNodeTransitionMove && !isLayout) {
-        setTimeout(() => {
-          callback()
-        }, nodeTransitionMoveDuration)
-      } else {
-        callback()
-      }
+      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)
+        this.mindMap.emit('node_dblclick', this, null, true)
       }, 0)
     }
   }
@@ -566,13 +615,9 @@ class Node {
     this.removeLine()
     // 子节点
     if (this.children && this.children.length) {
-      asyncRun(
-        this.children.map(item => {
-          return () => {
-            item.remove()
-          }
-        })
-      )
+      this.children.forEach(item => {
+        item.remove()
+      })
     }
   }
 
@@ -598,13 +643,9 @@ class Node {
     }
     // 子节点
     if (this.children && this.children.length) {
-      asyncRun(
-        this.children.map(item => {
-          return () => {
-            item.hide()
-          }
-        })
-      )
+      this.children.forEach(item => {
+        item.hide()
+      })
     }
   }
 
@@ -624,13 +665,9 @@ class Node {
     }
     // 子节点
     if (this.children && this.children.length) {
-      asyncRun(
-        this.children.map(item => {
-          return () => {
-            item.show()
-          }
-        })
-      )
+      this.children.forEach(item => {
+        item.show()
+      })
     }
   }
 
@@ -758,7 +795,7 @@ class Node {
 
   //  获取padding值
   getPaddingVale() {
-    let { isActive }= this.nodeData.data
+    let { isActive } = this.nodeData.data
     return {
       paddingX: this.getStyle('paddingX', true, isActive),
       paddingY: this.getStyle('paddingY', true, isActive)
@@ -794,10 +831,20 @@ class Node {
     ) // 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

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

@@ -1,5 +1,5 @@
 import { Rect, Polygon, Path } from '@svgdotjs/svg.js'
-import { CONSTANTS } from './utils/constant'
+import { CONSTANTS } from '../../../constants/constant'
 
 //  节点形状类
 export default class Shape {
@@ -62,7 +62,10 @@ export default class Shape {
   //  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) {

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

@@ -1,13 +1,23 @@
-import { tagColorList } from './utils/constant'
+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) {
+    if (backgroundImage && backgroundImage !== 'none') {
       el.style.backgroundImage = `url(${backgroundImage})`
       el.style.backgroundRepeat = backgroundRepeat
       el.style.backgroundPosition = backgroundPosition
@@ -17,6 +27,15 @@ class Style {
     }
   }
 
+  // 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
@@ -190,6 +209,19 @@ class Style {
     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

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

@@ -4,8 +4,8 @@ function setData(data = {}) {
 }
 
 //  设置文本
-function setText(text, richText) {
-  this.mindMap.execCommand('SET_NODE_TEXT', this, text, richText)
+function setText(text, richText, resetRichText) {
+  this.mindMap.execCommand('SET_NODE_TEXT', this, text, richText, resetRichText)
 }
 
 //  设置图片
@@ -43,6 +43,11 @@ 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,
@@ -52,5 +57,6 @@ export default {
   setNote,
   setTag,
   setShape,
-  setStyle
+  setStyle,
+  setStyles
 }

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

@@ -1,7 +1,13 @@
-import { measureText, resizeImgSize, getTextFromHtml } from '../utils'
+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 } from './constant'
+import iconsSvg from '../../../svg/icons'
+import { CONSTANTS, commonCaches } from '../../../constants/constant'
 
 //  创建图片节点
 function createImgNode() {
@@ -17,6 +23,15 @@ function createImgNode() {
   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],
@@ -26,9 +41,12 @@ function createImgNode() {
 
 //  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(
-    this.nodeData.data.imageSize.width,
-    this.nodeData.data.imageSize.height,
+    width,
+    height,
     this.mindMap.themeConfig.imgMaxWidth,
     this.mindMap.themeConfig.imgMaxHeight
   )
@@ -42,7 +60,10 @@ function createIconNode() {
   }
   let iconSize = this.mindMap.themeConfig.iconSize
   return _data.icon.map(item => {
-    let src = iconsSvg.getNodeIconListIcon(item, this.mindMap.opt.iconList || [])
+    let src = iconsSvg.getNodeIconListIcon(
+      item,
+      this.mindMap.opt.iconList || []
+    )
     let node = null
     // svg图标
     if (/^<svg/.test(src)) {
@@ -52,6 +73,9 @@ function createIconNode() {
       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,
@@ -64,13 +88,39 @@ function createIconNode() {
 function createRichTextNode() {
   let g = new G()
   // 重新设置富文本节点内容
-  if (this.nodeData.data.resetRichText || [CONSTANTS.CHANGE_THEME].includes(this.mindMap.renderer.renderSource)) {
+  let recoverText = false
+  if (this.nodeData.data.resetRichText) {
     delete this.nodeData.data.resetRichText
-    let text = getTextFromHtml(this.nodeData.data.text)
-    this.nodeData.data.text = `<p><span style="${this.style.createStyleText()}">${text}</span></p>`
+    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>`
-  let div = document.createElement('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]
@@ -79,12 +129,18 @@ function createRichTextNode() {
   el.style.maxWidth = this.mindMap.opt.textAutoWrapWidth + 'px'
   this.mindMap.el.appendChild(div)
   let { width, height } = el.getBoundingClientRect()
-  width = Math.ceil(width)
+  // 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
-  this.mindMap.el.removeChild(div)
   let foreignObject = new ForeignObject()
   foreignObject.width(width)
   foreignObject.height(height)
@@ -230,15 +286,17 @@ function createNoteNode() {
     if (!this.noteEl) {
       this.noteEl = document.createElement('div')
       this.noteEl.style.cssText = `
-          position: absolute;
+          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 }
+          z-index: ${this.mindMap.opt.nodeNoteTooltipZIndex}
       `
-      document.body.appendChild(this.noteEl)
+      const targetNode =
+        this.mindMap.opt.customInnerElsAppendTo || document.body
+      targetNode.appendChild(this.noteEl)
     }
     this.noteEl.innerText = this.nodeData.data.note
   }
@@ -270,13 +328,40 @@ function createNoteNode() {
   }
 }
 
+// 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
-}
+  createImgNode,
+  getImgShowSize,
+  createIconNode,
+  createRichTextNode,
+  createTextNode,
+  createHyperlinkNode,
+  createTagNode,
+  createNoteNode,
+  measureCustomNodeContentSize,
+  isUseCustomNodeContent
+}

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

@@ -1,4 +1,4 @@
-import btnsSvg from '../svg/btns'
+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

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
+}

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

@@ -1,4 +1,5 @@
-import Node from '../Node'
+import Node from './Node'
+import { createUid } from '../../../utils/index'
 
 //  检查是否存在概要
 function checkHasGeneralization () {
@@ -18,7 +19,7 @@ function createGeneralizationNode () {
       data: {
         data: this.nodeData.data.generalization
       },
-      uid: this.mindMap.uid++,
+      uid: createUid(),
       renderer: this.renderer,
       mindMap: this.mindMap,
       draw: this.draw,
@@ -35,15 +36,14 @@ function createGeneralizationNode () {
 
 //  更新概要节点
 function updateGeneralization () {
+  if (this.isGeneralization) return
   this.removeGeneralization()
   this.createGeneralizationNode()
 }
 
 //  渲染概要节点
 function renderGeneralization () {
-  if (this.isGeneralization) {
-    return
-  }
+  if (this.isGeneralization) return
   if (!this.checkHasGeneralization()) {
     this.removeGeneralization()
     this._generalizationNodeWidth = 0
@@ -66,6 +66,7 @@ function renderGeneralization () {
 
 //  删除概要节点
 function removeGeneralization () {
+  if (this.isGeneralization) return
   if (this._generalizationLine) {
     this._generalizationLine.remove()
     this._generalizationLine = null
@@ -86,6 +87,7 @@ function removeGeneralization () {
 
 //  隐藏概要节点
 function hideGeneralization () {
+  if (this.isGeneralization) return
   if (this._generalizationLine) {
     this._generalizationLine.hide()
   }
@@ -96,6 +98,7 @@ function hideGeneralization () {
 
 //  显示概要节点
 function showGeneralization () {
+  if (this.isGeneralization) return
   if (this._generalizationLine) {
     this._generalizationLine.show()
   }

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

@@ -0,0 +1,309 @@
+import { CONSTANTS } from '../../constants/constant'
+
+//  视图操作类
+class View {
+  //  构造函数
+  constructor(opt = {}) {
+    this.opt = opt
+    this.mindMap = this.opt.mindMap
+    this.scale = 1
+    this.sx = 0
+    this.sy = 0
+    this.x = 0
+    this.y = 0
+    this.firstDrag = true
+    this.setTransformData(this.mindMap.opt.viewData)
+    this.bind()
+  }
+
+  //  绑定
+  bind() {
+    // 快捷键
+    this.mindMap.keyCommand.addShortcut('Control+=', () => {
+      this.enlarge()
+    })
+    this.mindMap.keyCommand.addShortcut('Control+-', () => {
+      this.narrow()
+    })
+    this.mindMap.keyCommand.addShortcut('Control+Enter', () => {
+      this.reset()
+    })
+    this.mindMap.keyCommand.addShortcut('Control+i', () => {
+      this.fit()
+    })
+    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, event, isTouchPad) => {
+      let {
+        customHandleMousewheel,
+        mousewheelAction,
+        mouseScaleCenterUseMousePosition,
+        mousewheelMoveStep,
+        mousewheelZoomActionReverse,
+        disableMouseWheelZoom
+      } = this.mindMap.opt
+      // 是否自定义鼠标滚轮事件
+      if (
+        customHandleMousewheel &&
+        typeof customHandleMousewheel === 'function'
+      ) {
+        return customHandleMousewheel(e)
+      }
+      // 鼠标滚轮事件控制缩放
+      if (mousewheelAction === CONSTANTS.MOUSE_WHEEL_ACTION.ZOOM) {
+        if (disableMouseWheelZoom) return
+        const { x: clientX, y: clientY } = this.mindMap.toPos(e.clientX, e.clientY)
+        let cx = mouseScaleCenterUseMousePosition ? clientX : undefined
+        let cy = mouseScaleCenterUseMousePosition ? clientY : undefined
+        switch (dir) {
+          // 鼠标滚轮，向上和向左，都是缩小
+          case CONSTANTS.DIR.UP:
+          case CONSTANTS.DIR.LEFT:
+            mousewheelZoomActionReverse
+              ? this.enlarge(cx, cy, isTouchPad)
+              : this.narrow(cx, cy, isTouchPad)
+            break
+          // 鼠标滚轮，向下和向右，都是放大
+          case CONSTANTS.DIR.DOWN:
+          case CONSTANTS.DIR.RIGHT:
+            mousewheelZoomActionReverse
+              ? this.narrow(cx, cy, isTouchPad)
+              : this.enlarge(cx, cy, isTouchPad)
+            break
+        }
+      } else {
+        // 鼠标滚轮事件控制画布移动
+        let step = mousewheelMoveStep
+        if (isTouchPad) {
+          step = 5
+        }
+        switch (dir) {
+          // 上移
+          case CONSTANTS.DIR.DOWN:
+            this.translateY(-step)
+            break
+          // 下移
+          case CONSTANTS.DIR.UP:
+            this.translateY(step)
+            break
+          // 右移
+          case CONSTANTS.DIR.LEFT:
+            this.translateX(-step)
+            break
+          // 左移
+          case CONSTANTS.DIR.RIGHT:
+            this.translateX(step)
+            break
+        }
+      }
+    })
+  }
+
+  //  获取当前变换状态数据
+  getTransformData() {
+    return {
+      transform: this.mindMap.draw.transform(),
+      state: {
+        scale: this.scale,
+        x: this.x,
+        y: this.y,
+        sx: this.sx,
+        sy: this.sy
+      }
+    }
+  }
+
+  //  动态设置变换状态数据
+  setTransformData(viewData) {
+    if (viewData) {
+      Object.keys(viewData.state).forEach(prop => {
+        this[prop] = viewData.state[prop]
+      })
+      this.mindMap.draw.transform({
+        ...viewData.transform
+      })
+      this.mindMap.emit('view_data_change', this.getTransformData())
+      this.mindMap.emit('scale', this.scale)
+    }
+  }
+
+  //  平移x,y方向
+  translateXY(x, y) {
+    if (x === 0 && y === 0) return
+    this.x += x
+    this.y += y
+    this.transform()
+  }
+
+  //  平移x方向
+  translateX(step) {
+    if (step === 0) return
+    this.x += step
+    this.transform()
+  }
+
+  //  平移x方式到
+  translateXTo(x) {
+    if (x === 0) return
+    this.x = x
+    this.transform()
+  }
+
+  //  平移y方向
+  translateY(step) {
+    if (step === 0) return
+    this.y += step
+    this.transform()
+  }
+
+  //  平移y方向到
+  translateYTo(y) {
+    if (y === 0) return
+    this.y = y
+    this.transform()
+  }
+
+  //   应用变换
+  transform() {
+    this.mindMap.draw.transform({
+      origin: [0, 0],
+      scale: this.scale,
+      translate: [this.x, this.y]
+    })
+    this.mindMap.emit('view_data_change', this.getTransformData())
+  }
+
+  //  恢复
+  reset() {
+    let scaleChange = this.scale !== 1
+    this.scale = 1
+    this.x = 0
+    this.y = 0
+    this.transform()
+    if (scaleChange) {
+      this.mindMap.emit('scale', this.scale)
+    }
+  }
+
+  //  缩小
+  narrow(cx, cy, isTouchPad) {
+    const scaleRatio = this.mindMap.opt.scaleRatio / (isTouchPad ? 5 : 1)
+    const scale = Math.max(this.scale - scaleRatio, 0.1)
+    this.scaleInCenter(scale, cx, cy)
+    this.transform()
+    this.mindMap.emit('scale', this.scale)
+  }
+
+  //  放大
+  enlarge(cx, cy, isTouchPad) {
+    const scaleRatio = this.mindMap.opt.scaleRatio / (isTouchPad ? 5 : 1)
+    const scale = this.scale + scaleRatio
+    this.scaleInCenter(scale, cx, cy)
+    this.transform()
+    this.mindMap.emit('scale', this.scale)
+  }
+
+  // 基于指定中心进行缩放，cx，cy 可不指定，此时会使用画布中心点
+  scaleInCenter(scale, cx, cy) {
+    if (cx === undefined || cy === undefined) {
+      cx = this.mindMap.width / 2
+      cy = this.mindMap.height / 2
+    }
+    const prevScale = this.scale
+    const ratio = 1 - scale / prevScale
+    const dx = (cx - this.x) * ratio
+    const dy = (cy - this.y) * ratio
+    this.x += dx
+    this.y += dy
+    this.scale = scale
+  }
+
+  //  设置缩放
+  setScale(scale, cx, cy) {
+    if (cx !== undefined && cy !== undefined) {
+      this.scaleInCenter(scale, cx, cy)
+    } else {
+      this.scale = scale
+    }
+    this.transform()
+    this.mindMap.emit('scale', this.scale)
+  }
+
+  // 适应画布大小
+  fit() {
+    let { fitPadding } = this.mindMap.opt
+    let draw = this.mindMap.draw
+    let origTransform = draw.transform()
+    let rect = draw.rbox()
+    let drawWidth = rect.width / origTransform.scaleX
+    let drawHeight = rect.height / origTransform.scaleY
+    let drawRatio = drawWidth / drawHeight
+    let { width: elWidth, height: elHeight } =
+      this.mindMap.el.getBoundingClientRect()
+    elWidth = elWidth - fitPadding * 2
+    elHeight = elHeight - fitPadding * 2
+    let elRatio = elWidth / elHeight
+    let newScale = 0
+    let flag = ''
+    if (drawWidth <= elWidth && drawHeight <= elHeight) {
+      newScale = 1
+      flag = 1
+    } else {
+      let newWidth = 0
+      let newHeight = 0
+      if (drawRatio > elRatio) {
+        newWidth = elWidth
+        newHeight = elWidth / drawRatio
+        flag = 2
+      } else {
+        newHeight = elHeight
+        newWidth = elHeight * drawRatio
+        flag = 3
+      }
+      newScale = newWidth / drawWidth
+    }
+    this.setScale(newScale)
+    let newRect = draw.rbox()
+    let newX = 0
+    let newY = 0
+    if (flag === 1) {
+      newX = -newRect.x + fitPadding + (elWidth - newRect.width) / 2
+      newY = -newRect.y + fitPadding + (elHeight - newRect.height) / 2
+    } else if (flag === 2) {
+      newX = -newRect.x + fitPadding
+      newY = -newRect.y + fitPadding + (elHeight - newRect.height) / 2
+    } else if (flag === 3) {
+      newX = -newRect.x + fitPadding + (elWidth - newRect.width) / 2
+      newY = -newRect.y + fitPadding
+    }
+    this.translateXY(newX, newY)
+  }
+}
+
+export default View

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

@@ -1,6 +1,7 @@
-import Node from '../Node'
-import { CONSTANTS, initRootNodePositionMap } from '../utils/constant'
+import Node from '../core/render/node/Node'
+import { CONSTANTS, initRootNodePositionMap } from '../constants/constant'
 import Lru from '../utils/Lru'
+import { createUid } from '../utils/index'
 
 //  布局基类
 class Base {
@@ -48,6 +49,20 @@ class Base {
     return [CONSTANTS.CHANGE_THEME, CONSTANTS.TRANSFORM_TO_NORMAL_NODE].includes(this.renderer.renderSource)
   }
 
+  // 层级类型改变
+  checkIsLayerTypeChange(oldIndex, newIndex) {
+    if (oldIndex >= 2 && newIndex >= 2) return false
+    if (oldIndex >= 2 && newIndex < 2) return true
+    if (oldIndex < 2 && newIndex >= 2) return true
+  }
+
+  // 检查是否是结构布局改变重新渲染展开收起按钮占位元素
+  checkIsLayoutChangeRerenderExpandBtnPlaceholderRect(node) {
+    if (this.renderer.renderSource === CONSTANTS.CHANGE_LAYOUT) {
+      node.needRerenderExpandBtnPlaceholderRect = true
+    }
+  }
+
   //  创建节点实例
   createNode(data, parent, isRoot, layerIndex) {
     // 创建节点
@@ -55,11 +70,13 @@ class Base {
     // 数据上保存了节点引用，那么直接复用节点
     if (data && data._node && !this.renderer.reRender) {
       newNode = data._node
+      let isLayerTypeChange = this.checkIsLayerTypeChange(newNode.layerIndex, layerIndex)
       newNode.reset()
       newNode.layerIndex = layerIndex
       this.cacheNode(data._node.uid, newNode)
+      this.checkIsLayoutChangeRerenderExpandBtnPlaceholderRect(newNode)
       // 主题或主题配置改变了需要重新计算节点大小和布局
-      if (this.checkIsNeedResizeSources()) {
+      if (this.checkIsNeedResizeSources() || isLayerTypeChange) {
         newNode.getSize()
         newNode.needLayout = true
       }
@@ -68,22 +85,24 @@ class Base {
       newNode = this.lru.get(data.data.uid)
       // 保存该节点上一次的数据
       let lastData = JSON.stringify(newNode.nodeData.data)
+      let isLayerTypeChange = this.checkIsLayerTypeChange(newNode.layerIndex, layerIndex)
       newNode.reset()
       newNode.nodeData = newNode.handleData(data || {})
       newNode.layerIndex = layerIndex
       this.cacheNode(data.data.uid, newNode)
+      this.checkIsLayoutChangeRerenderExpandBtnPlaceholderRect(newNode)
       data._node = newNode
       // 主题或主题配置改变了需要重新计算节点大小和布局
       let isResizeSource = this.checkIsNeedResizeSources()
       // 节点数据改变了需要重新计算节点大小和布局
       let isNodeDataChange = lastData !== JSON.stringify(data.data)
-      if (isResizeSource || isNodeDataChange) {
+      if (isResizeSource || isNodeDataChange || isLayerTypeChange) {
         newNode.getSize()
         newNode.needLayout = true
       }
     } else {
       // 创建新节点
-      let uid = this.mindMap.uid++
+      let uid = data.data.uid || createUid()
       newNode = new Node({
         data,
         uid,

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

@@ -349,6 +349,11 @@ class CatalogOrganization extends Base {
     gNode.left = right + generalizationNodeMargin
     gNode.top = top + (bottom - top - gNode.height) / 2
   }
+
+  // 渲染展开收起按钮的隐藏占位元素
+  renderExpandBtnRect(rect, expandBtnSize, width, height, node) {
+    rect.size(width, expandBtnSize).x(0).y(height)
+  }
 }
 
 export default CatalogOrganization

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

@@ -1,6 +1,6 @@
 import Base from './Base'
 import { walk, asyncRun, degToRad } from '../utils'
-import { CONSTANTS } from '../utils/constant'
+import { CONSTANTS } from '../constants/constant'
 import utils from './fishboneUtils'
 
 //  鱼骨图
@@ -51,8 +51,8 @@ class Fishbone extends Base {
             // 节点生长方向
             newNode.dir =
               index % 2 === 0
-                ? CONSTANTS.TIMELINE_DIR.TOP
-                : CONSTANTS.TIMELINE_DIR.BOTTOM
+                ? CONSTANTS.LAYOUT_GROW_DIR.TOP
+                : CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
           }
           // 计算二级节点的top值
           if (parent._node.isRoot) {
@@ -222,7 +222,7 @@ class Fishbone extends Base {
 
   // 检查节点是否是上方节点
   checkIsTop(node) {
-    return node.dir === CONSTANTS.TIMELINE_DIR.TOP
+    return node.dir === CONSTANTS.LAYOUT_GROW_DIR.TOP
   }
 
   //  绘制连线，连接该节点到其子节点
@@ -239,7 +239,7 @@ class Fishbone extends Base {
       // 当前节点是根节点
       // 根节点的子节点是和根节点同一水平线排列
       let maxx = -Infinity
-      node.children.forEach((item) => {
+      node.children.forEach(item => {
         if (item.left > maxx) {
           maxx = item.left
         }
@@ -250,15 +250,15 @@ class Fishbone extends Base {
         let line = this.draw.path()
         if (this.checkIsTop(item)) {
           line.plot(
-            `M ${nodeLineX - offsetX},${item.top + item.height + offset} L ${item.left},${
-              item.top + item.height
-            }`
+            `M ${nodeLineX - offsetX},${item.top + item.height + offset} L ${
+              item.left
+            },${item.top + item.height}`
           )
         } else {
           line.plot(
-            `M ${nodeLineX - offsetX},${
-              item.top - offset
-            } L ${nodeLineX},${item.top}`
+            `M ${nodeLineX - offsetX},${item.top - offset} L ${nodeLineX},${
+              item.top
+            }`
           )
         }
         node.style.line(line)
@@ -373,6 +373,27 @@ class Fishbone extends Base {
     gNode.left = right + generalizationNodeMargin
     gNode.top = top + (bottom - top - gNode.height) / 2
   }
+
+  // 渲染展开收起按钮的隐藏占位元素
+  renderExpandBtnRect(rect, expandBtnSize, width, height, node) {
+    let dir = ''
+    if (node.dir === CONSTANTS.LAYOUT_GROW_DIR.TOP) {
+      dir =
+        node.layerIndex === 1
+          ? CONSTANTS.LAYOUT_GROW_DIR.TOP
+          : CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
+    } else {
+      dir =
+        node.layerIndex === 1
+          ? CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
+          : CONSTANTS.LAYOUT_GROW_DIR.TOP
+    }
+    if (dir === CONSTANTS.LAYOUT_GROW_DIR.TOP) {
+      rect.size(width, expandBtnSize).x(0).y(-expandBtnSize)
+    } else {
+      rect.size(width, expandBtnSize).x(0).y(height)
+    }
+  }
 }
 
 export default Fishbone

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

@@ -52,8 +52,8 @@ class Fishbone extends Base {
             // 节点生长方向
             newNode.dir =
               index % 2 === 0
-                ? CONSTANTS.TIMELINE_DIR.TOP
-                : CONSTANTS.TIMELINE_DIR.BOTTOM
+                ? CONSTANTS.LAYOUT_GROW_DIR.TOP
+                : CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
           }
           // 计算二级节点的top值
           if (parent._node.isRoot) {

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

@@ -52,8 +52,8 @@ class Fishbone extends Base {
             // 节点生长方向
             newNode.dir =
               index % 2 === 0
-                ? CONSTANTS.TIMELINE_DIR.TOP
-                : CONSTANTS.TIMELINE_DIR.BOTTOM
+                ? CONSTANTS.LAYOUT_GROW_DIR.TOP
+                : CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
           }
           // 计算二级节点的top值
           if (parent._node.isRoot) {
@@ -281,7 +281,7 @@ class Fishbone extends Base {
         if (
           node.parent &&
           node.parent.isRoot &&
-          node.dir === CONSTANTS.TIMELINE_DIR.TOP
+          node.dir === CONSTANTS.LAYOUT_GROW_DIR.TOP
         ) {
           line.plot(
             `M ${x},${top} L ${x + lineLength},${

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

@@ -172,9 +172,7 @@ class LogicalStructure extends Base {
       let x2 = item.left
       let y2 = item.top + item.height / 2
       // 节点使用横线风格，需要额外渲染横线
-      let nodeUseLineStyleOffset = nodeUseLineStyle
-        ? item.width
-        : 0
+      let nodeUseLineStyleOffset = nodeUseLineStyle ? item.width : 0
       y1 = nodeUseLineStyle && !node.isRoot ? y1 + height / 2 : y1
       y2 = nodeUseLineStyle ? y2 + item.height / 2 : y2
       let path = `M ${x1},${y1} L ${x1 + s1},${y1} L ${x1 + s1},${y2} L ${
@@ -236,7 +234,7 @@ class LogicalStructure extends Base {
       let nodeUseLineStylePath = nodeUseLineStyle
         ? ` L ${item.left + item.width},${y2}`
         : ''
-      if (node.isRoot) {
+      if (node.isRoot && !this.mindMap.themeConfig.rootLineKeepSameInCurve) {
         path = this.quadraticCurvePath(x1, y1, x2, y2) + nodeUseLineStylePath
       } else {
         path = this.cubicBezierPath(x1, y1, x2, y2) + nodeUseLineStylePath
@@ -260,10 +258,7 @@ class LogicalStructure extends Base {
     if (_x === translateX && _y === translateY) {
       return
     }
-    btn.translate(
-      _x - translateX,
-      _y - translateY
-    )
+    btn.translate(_x - translateX, _y - translateY)
   }
 
   //  创建概要节点
@@ -286,6 +281,11 @@ class LogicalStructure extends Base {
     gNode.left = right + generalizationNodeMargin
     gNode.top = top + (bottom - top - gNode.height) / 2
   }
+
+  // 渲染展开收起按钮的隐藏占位元素
+  renderExpandBtnRect(rect, expandBtnSize, width, height, node) {
+    rect.size(expandBtnSize, height).x(width).y(0)
+  }
 }
 
 export default LogicalStructure

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

@@ -1,5 +1,6 @@
 import Base from './Base'
 import { walk, asyncRun } from '../utils'
+import { CONSTANTS } from '../constants/constant'
 
 //  思维导图
 class MindMap extends Base {
@@ -45,11 +46,14 @@ class MindMap extends Base {
             newNode.dir = parent._node.dir
           } else {
             // 节点生长方向
-            newNode.dir = index % 2 === 0 ? 'right' : 'left'
+            newNode.dir =
+              index % 2 === 0
+                ? CONSTANTS.LAYOUT_GROW_DIR.RIGHT
+                : CONSTANTS.LAYOUT_GROW_DIR.LEFT
           }
           // 根据生长方向定位到父节点的左侧或右侧
           newNode.left =
-            newNode.dir === 'right'
+            newNode.dir === CONSTANTS.LAYOUT_GROW_DIR.RIGHT
               ? parent._node.left +
                 parent._node.width +
                 this.getMarginX(layerIndex)
@@ -72,7 +76,7 @@ class MindMap extends Base {
         let leftChildrenAreaHeight = 0
         let rightChildrenAreaHeight = 0
         cur._node.children.forEach(item => {
-          if (item.dir === 'left') {
+          if (item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT) {
             leftLen++
             leftChildrenAreaHeight += item.height
           } else {
@@ -109,7 +113,7 @@ class MindMap extends Base {
           let leftTotalTop = baseTop - node.leftChildrenAreaHeight / 2
           let rightTotalTop = baseTop - node.rightChildrenAreaHeight / 2
           node.children.forEach(cur => {
-            if (cur.dir === 'left') {
+            if (cur.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT) {
               cur.top = leftTotalTop
               leftTotalTop += cur.height + marginY
             } else {
@@ -162,7 +166,10 @@ class MindMap extends Base {
           return
         }
         let _offset = 0
-        let addHeight = item.dir === 'left' ? leftAddHeight : rightAddHeight
+        let addHeight =
+          item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+            ? leftAddHeight
+            : rightAddHeight
         // 上面的节点往上移
         if (_index < index) {
           _offset = -addHeight
@@ -208,10 +215,8 @@ class MindMap extends Base {
       let x1 = 0
       let _s = 0
       // 节点使用横线风格，需要额外渲染横线
-      let nodeUseLineStyleOffset = nodeUseLineStyle
-        ? item.width
-        : 0
-      if (item.dir === 'left') {
+      let nodeUseLineStyleOffset = nodeUseLineStyle ? item.width : 0
+      if (item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT) {
         _s = -s1
         x1 = node.layerIndex === 0 ? left : left - expandBtnSize
         nodeUseLineStyleOffset = -nodeUseLineStyleOffset
@@ -220,7 +225,10 @@ class MindMap extends Base {
         x1 = node.layerIndex === 0 ? left + width : left + width + expandBtnSize
       }
       let y1 = top + height / 2
-      let x2 = item.dir === 'left' ? item.left + item.width : item.left
+      let x2 =
+        item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+          ? item.left + item.width
+          : item.left
       let y2 = item.top + item.height / 2
       y1 = nodeUseLineStyle && !node.isRoot ? y1 + height / 2 : y1
       y2 = nodeUseLineStyle ? y2 + item.height / 2 : y2
@@ -246,18 +254,21 @@ class MindMap extends Base {
       let x1 =
         node.layerIndex === 0
           ? left + width / 2
-          : item.dir === 'left'
+          : item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
           ? left - expandBtnSize
           : left + width + expandBtnSize
       let y1 = top + height / 2
-      let x2 = item.dir === 'left' ? item.left + item.width : item.left
+      let x2 =
+        item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+          ? item.left + item.width
+          : item.left
       let y2 = item.top + item.height / 2
       y1 = nodeUseLineStyle && !node.isRoot ? y1 + height / 2 : y1
       y2 = nodeUseLineStyle ? y2 + item.height / 2 : y2
       // 节点使用横线风格，需要额外渲染横线
       let nodeUseLineStylePath = ''
       if (nodeUseLineStyle) {
-        if (item.dir === 'left') {
+        if (item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT) {
           nodeUseLineStylePath = ` L ${item.left},${y2}`
         } else {
           nodeUseLineStylePath = ` L ${item.left + item.width},${y2}`
@@ -283,11 +294,14 @@ class MindMap extends Base {
       let x1 =
         node.layerIndex === 0
           ? left + width / 2
-          : item.dir === 'left'
+          : item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
           ? left - expandBtnSize
           : left + width + expandBtnSize
       let y1 = top + height / 2
-      let x2 = item.dir === 'left' ? item.left + item.width : item.left
+      let x2 =
+        item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+          ? item.left + item.width
+          : item.left
       let y2 = item.top + item.height / 2
       let path = ''
       y1 = nodeUseLineStyle && !node.isRoot ? y1 + height / 2 : y1
@@ -295,13 +309,13 @@ class MindMap extends Base {
       // 节点使用横线风格，需要额外渲染横线
       let nodeUseLineStylePath = ''
       if (this.mindMap.themeConfig.nodeUseLineStyle) {
-        if (item.dir === 'left') {
+        if (item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT) {
           nodeUseLineStylePath = ` L ${item.left},${y2}`
         } else {
           nodeUseLineStylePath = ` L ${item.left + item.width},${y2}`
         }
       }
-      if (node.isRoot) {
+      if (node.isRoot && !this.mindMap.themeConfig.rootLineKeepSameInCurve) {
         path = this.quadraticCurvePath(x1, y1, x2, y2) + nodeUseLineStylePath
       } else {
         path = this.cubicBezierPath(x1, y1, x2, y2) + nodeUseLineStylePath
@@ -320,7 +334,8 @@ class MindMap extends Base {
       ? height / 2
       : 0
     // 位置没有变化则返回
-    let _x = (node.dir === 'left' ? 0 - expandBtnSize : width)
+    let _x =
+      node.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT ? 0 - expandBtnSize : width
     let _y = height / 2 + nodeUseLineStyleOffset
     if (_x === translateX && _y === translateY) {
       return
@@ -332,7 +347,7 @@ class MindMap extends Base {
 
   //  创建概要节点
   renderGeneralization(node, gLine, gNode) {
-    let isLeft = node.dir === 'left'
+    let isLeft = node.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
     let {
       top,
       bottom,
@@ -358,6 +373,15 @@ class MindMap extends Base {
       (isLeft ? gNode.width : 0)
     gNode.top = top + (bottom - top - gNode.height) / 2
   }
+
+  // 渲染展开收起按钮的隐藏占位元素
+  renderExpandBtnRect(rect, expandBtnSize, width, height, node) {
+    if (node.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT) {
+      rect.size(expandBtnSize, height).x(-expandBtnSize).y(0)
+    } else {
+      rect.size(expandBtnSize, height).x(width).y(0)
+    }
+  }
 }
 
 export default MindMap

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

@@ -255,6 +255,11 @@ class OrganizationStructure extends Base {
     gNode.top = bottom + generalizationNodeMargin
     gNode.left = left + (right - left - gNode.width) / 2
   }
+
+  // 渲染展开收起按钮的隐藏占位元素
+  renderExpandBtnRect(rect, expandBtnSize, width, height, node) {
+    rect.size(width, expandBtnSize).x(0).y(height)
+  }
 }
 
 export default OrganizationStructure

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

@@ -1,6 +1,6 @@
 import Base from './Base'
 import { walk, asyncRun } from '../utils'
-import { CONSTANTS } from '../utils/constant'
+import { CONSTANTS } from '../constants/constant'
 
 //  时间轴
 class Timeline extends Base {
@@ -50,8 +50,8 @@ class Timeline extends Base {
               // 节点生长方向
               newNode.dir =
                 index % 2 === 0
-                  ? CONSTANTS.TIMELINE_DIR.BOTTOM
-                  : CONSTANTS.TIMELINE_DIR.TOP
+                  ? CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
+                  : CONSTANTS.LAYOUT_GROW_DIR.TOP
             }
           } else {
             newNode.dir = ''
@@ -151,7 +151,7 @@ class Timeline extends Base {
         if (
           parent &&
           parent.isRoot &&
-          node.dir === CONSTANTS.TIMELINE_DIR.TOP
+          node.dir === CONSTANTS.LAYOUT_GROW_DIR.TOP
         ) {
           // 遍历二级节点的子节点
           node.children.forEach(item => {
@@ -280,7 +280,7 @@ class Timeline extends Base {
         if (
           node.parent &&
           node.parent.isRoot &&
-          node.dir === CONSTANTS.TIMELINE_DIR.TOP
+          node.dir === CONSTANTS.LAYOUT_GROW_DIR.TOP
         ) {
           line.plot(`M ${x},${top} L ${x},${miny}`)
         } else {
@@ -301,7 +301,7 @@ class Timeline extends Base {
       if (
         node.parent &&
         node.parent.isRoot &&
-        node.dir === CONSTANTS.TIMELINE_DIR.TOP
+        node.dir === CONSTANTS.LAYOUT_GROW_DIR.TOP
       ) {
         btn.translate(
           width * 0.3 - expandBtnSize / 2 - translateX,
@@ -336,6 +336,28 @@ class Timeline extends Base {
     gNode.left = right + generalizationNodeMargin
     gNode.top = top + (bottom - top - gNode.height) / 2
   }
+
+  // 渲染展开收起按钮的隐藏占位元素
+  renderExpandBtnRect(rect, expandBtnSize, width, height, node) {
+    if (this.layout === CONSTANTS.LAYOUT.TIMELINE) {
+      rect.size(width, expandBtnSize).x(0).y(height)
+    } else {
+      let dir = ''
+      if (node.dir === CONSTANTS.LAYOUT_GROW_DIR.TOP) {
+        dir =
+          node.layerIndex === 1
+            ? CONSTANTS.LAYOUT_GROW_DIR.TOP
+            : CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
+      } else {
+        dir = CONSTANTS.LAYOUT_GROW_DIR.BOTTOM
+      }
+      if (dir === CONSTANTS.LAYOUT_GROW_DIR.TOP) {
+        rect.size(width, expandBtnSize).x(0).y(-expandBtnSize)
+      } else {
+        rect.size(width, expandBtnSize).x(0).y(height)
+      }
+    }
+  }
 }
 
 export default Timeline

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

@@ -0,0 +1,431 @@
+import Base from './Base'
+import { walk, asyncRun } from '../utils'
+import { CONSTANTS } from '../constants/constant'
+
+//  竖向时间轴
+class VerticalTimeline extends Base {
+  //  构造函数
+  constructor(opt = {}, layout) {
+    super(opt)
+    this.layout = layout
+  }
+
+  //  布局
+  doLayout(callback) {
+    let task = [
+      () => {
+        this.computedBaseValue()
+      },
+      () => {
+        this.computedTopValue()
+      },
+      () => {
+        this.adjustLeftTopValue()
+      },
+      () => {
+        callback(this.root)
+      }
+    ]
+    asyncRun(task)
+  }
+
+  //  遍历数据创建节点、计算根节点的位置，计算根节点的子节点的top值
+  computedBaseValue() {
+    walk(
+      this.renderer.renderTree,
+      null,
+      (cur, parent, isRoot, layerIndex, index) => {
+        let newNode = this.createNode(cur, parent, isRoot, layerIndex)
+        // 根节点定位在画布中心位置
+        if (isRoot) {
+          this.setNodeCenter(newNode)
+        } else {
+          // 非根节点
+          // 节点生长方向
+          // 三级及以下节点以上级为准
+          if (parent._node.dir) {
+            newNode.dir = parent._node.dir
+          } else {
+            newNode.dir =
+              index % 2 === 0
+                ? CONSTANTS.LAYOUT_GROW_DIR.RIGHT
+                : CONSTANTS.LAYOUT_GROW_DIR.LEFT
+          }
+          // 定位二级节点的left
+          if (parent._node.isRoot) {
+            newNode.left =
+              parent._node.left +
+              (cur._node.width > parent._node.width
+                ? -(cur._node.width - parent._node.width) / 2
+                : (parent._node.width - cur._node.width) / 2)
+          } else {
+            newNode.left =
+              newNode.dir === CONSTANTS.LAYOUT_GROW_DIR.RIGHT
+                ? parent._node.left +
+                  parent._node.width +
+                  this.getMarginX(layerIndex)
+                : parent._node.left -
+                  this.getMarginX(layerIndex) -
+                  newNode.width
+          }
+        }
+        if (!cur.data.expand) {
+          return true
+        }
+      },
+      (cur, parent, isRoot, layerIndex) => {
+        // 返回时计算节点的areaHeight，也就是子节点所占的高度之和，包括外边距
+        if (isRoot) {
+          return
+        }
+        let len = cur.data.expand === false ? 0 : cur._node.children.length
+        cur._node.childrenAreaHeight = len
+          ? cur._node.children.reduce((h, item) => {
+              return h + item.height
+            }, 0) +
+            (len + 1) * this.getMarginY(layerIndex + 1)
+          : 0
+      },
+      true,
+      0
+    )
+  }
+
+  //  遍历节点树计算节点的top
+  computedTopValue() {
+    walk(
+      this.root,
+      null,
+      (node, parent, isRoot, layerIndex, index) => {
+        if (
+          node.nodeData.data.expand &&
+          node.children &&
+          node.children.length
+        ) {
+          let marginY = this.getMarginY(layerIndex + 1)
+          // 定位二级节点的top
+          if (isRoot) {
+            let top = node.top + node.height
+            let totalTop = top + marginY
+            node.children.forEach(cur => {
+              cur.top = totalTop
+              totalTop += cur.height + marginY
+            })
+          } else {
+            // 定位三级及以下节点的top
+            let marginY = this.getMarginY(layerIndex + 1)
+            let baseTop = node.top + node.height / 2 + marginY
+            // 第一个子节点的top值 = 该节点中心的top值 - 子节点的高度之和的一半
+            let totalTop = baseTop - node.childrenAreaHeight / 2
+            node.children.forEach(cur => {
+              cur.top = totalTop
+              totalTop += cur.height + marginY
+            })
+          }
+        }
+      },
+      null,
+      true
+    )
+  }
+
+  //  调整节点left、top
+  adjustLeftTopValue() {
+    walk(
+      this.root,
+      null,
+      (node, parent, isRoot, layerIndex) => {
+        if (!node.nodeData.data.expand) {
+          return
+        }
+        if (isRoot) return
+        // 判断子节点所占的高度之和是否大于该节点自身，大于则需要调整位置
+        let base = this.getMarginY(layerIndex + 1) * 2 + node.height
+        let difference = node.childrenAreaHeight - base
+        if (difference > 0) {
+          this.updateBrothers(node, difference / 2)
+        }
+      },
+      null,
+      true
+    )
+  }
+
+  //  更新兄弟节点的top
+  updateBrothers(node, addHeight) {
+    if (node.parent) {
+      let childrenList = node.parent.children
+      let index = childrenList.findIndex(item => {
+        return item === node
+      })
+      childrenList.forEach((item, _index) => {
+        // 自定义节点位置
+        if (item.hasCustomPosition()) return
+        // 三级或三级以下节点自身位置不需要动
+        if (!node.parent.isRoot && item === node) return
+        let _offset = 0
+        // 二级节点上面的兄弟节点不需要移动，自身需要往下移动
+        if (node.parent.isRoot) {
+          // 上面的节点不用移
+          if (_index < index) {
+            _offset = 0
+          } else if (_index > index) {
+            // 下面的节点往下移
+            _offset = addHeight * 2
+          } else {
+            // 自身也要移动
+            _offset = addHeight
+          }
+        } else {
+          // 三级或三级以下节点两侧的兄弟节点向两侧移动
+          // 上面的节点往上移
+          if (_index < index) {
+            _offset = -addHeight
+          } else if (_index > index) {
+            // 下面的节点往下移
+            _offset = addHeight
+          }
+        }
+        item.top += _offset
+        // 同步更新子节点的位置
+        if (item.children && item.children.length) {
+          this.updateChildren(item.children, 'top', _offset)
+        }
+      })
+      // 更新父节点的位置
+      this.updateBrothers(node.parent, addHeight)
+    }
+  }
+
+  //  调整兄弟节点的top
+  updateBrothersTop(node, addHeight) {
+    if (node.parent && !node.parent.isRoot) {
+      let childrenList = node.parent.children
+      let index = childrenList.findIndex(item => {
+        return item === node
+      })
+      childrenList.forEach((item, _index) => {
+        if (item.hasCustomPosition()) {
+          // 适配自定义位置
+          return
+        }
+        let _offset = 0
+        // 下面的节点往下移
+        if (_index > index) {
+          _offset = addHeight
+        }
+        item.top += _offset
+        // 同步更新子节点的位置
+        if (item.children && item.children.length) {
+          this.updateChildren(item.children, 'top', _offset)
+        }
+      })
+      // 更新父节点的位置
+      this.updateBrothersTop(node.parent, addHeight)
+    }
+  }
+
+  //  绘制连线，连接该节点到其子节点
+  renderLine(node, lines, style, lineStyle) {
+    if (lineStyle === 'curve') {
+      this.renderLineCurve(node, lines, style)
+    } else if (lineStyle === 'direct') {
+      this.renderLineDirect(node, lines, style)
+    } else {
+      this.renderLineStraight(node, lines, style)
+    }
+  }
+
+  // 直线连接
+  renderLineStraight(node, lines, style) {
+    if (node.children.length <= 0) {
+      return []
+    }
+    let { expandBtnSize } = node
+    if (!this.mindMap.opt.alwaysShowExpandBtn) {
+      expandBtnSize = 0
+    }
+    if (node.isRoot) {
+      // 当前节点是根节点
+      let prevBother = node
+      // 根节点的子节点是和根节点同一水平线排列
+      node.children.forEach((item, index) => {
+        let y1 = prevBother.top + prevBother.height
+        let y2 = item.top
+        let x = node.left + node.width / 2
+        let path = `M ${x},${y1} L ${x},${y2}`
+        lines[index].plot(path)
+        style && style(lines[index], item)
+        prevBother = item
+      })
+    } else {
+      // 当前节点为非根节点
+      if (node.dir === CONSTANTS.LAYOUT_GROW_DIR.RIGHT) {
+        let nodeRight = node.left + node.width
+        let nodeYCenter = node.top + node.height / 2
+        let marginX = this.getMarginX(node.layerIndex + 1)
+        let offset = (marginX - expandBtnSize) * 0.6
+        node.children.forEach((item, index) => {
+          let itemLeft = item.left
+          let itemYCenter = item.top + item.height / 2
+          let path = `
+            M ${nodeRight},${nodeYCenter} 
+            L ${nodeRight + offset},${nodeYCenter} 
+            L ${nodeRight + offset},${itemYCenter} 
+            L ${itemLeft},${itemYCenter}`
+          lines[index].plot(path)
+          style && style(lines[index], item)
+        })
+      } else {
+        let nodeLeft = node.left
+        let nodeYCenter = node.top + node.height / 2
+        let marginX = this.getMarginX(node.layerIndex + 1)
+        let offset = (marginX - expandBtnSize) * 0.6
+        node.children.forEach((item, index) => {
+          let itemRight = item.left + item.width
+          let itemYCenter = item.top + item.height / 2
+          let path = `
+            M ${nodeLeft},${nodeYCenter} 
+            L ${nodeLeft - offset},${nodeYCenter} 
+            L ${nodeLeft - offset},${itemYCenter} 
+            L ${itemRight},${itemYCenter}`
+          lines[index].plot(path)
+          style && style(lines[index], item)
+        })
+      }
+    }
+  }
+
+  // 直连
+  renderLineDirect(node, lines, style) {
+    if (node.children.length <= 0) {
+      return []
+    }
+    let { left, top, width, height, expandBtnSize } = node
+    if (!this.mindMap.opt.alwaysShowExpandBtn) {
+      expandBtnSize = 0
+    }
+    node.children.forEach((item, index) => {
+      if (node.isRoot) {
+        let prevBother = node
+        // 根节点的子节点是和根节点同一水平线排列
+        node.children.forEach((item, index) => {
+          let y1 = prevBother.top + prevBother.height
+          let y2 = item.top
+          let x = node.left + node.width / 2
+          let path = `M ${x},${y1} L ${x},${y2}`
+          lines[index].plot(path)
+          style && style(lines[index], item)
+          prevBother = item
+        })
+      } else {
+        let x1 =
+          item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+            ? left - expandBtnSize
+            : left + width + expandBtnSize
+        let y1 = top + height / 2
+        let x2 =
+          item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+            ? item.left + item.width
+            : item.left
+        let y2 = item.top + item.height / 2
+        let path = `M ${x1},${y1} L ${x2},${y2}`
+        lines[index].plot(path)
+        style && style(lines[index], item)
+      }
+    })
+  }
+
+  //  曲线风格连线
+  renderLineCurve(node, lines, style) {
+    if (node.children.length <= 0) {
+      return []
+    }
+    let { left, top, width, height, expandBtnSize } = node
+    if (!this.mindMap.opt.alwaysShowExpandBtn) {
+      expandBtnSize = 0
+    }
+    node.children.forEach((item, index) => {
+      if (node.isRoot) {
+        let prevBother = node
+        // 根节点的子节点是和根节点同一水平线排列
+        node.children.forEach((item, index) => {
+          let y1 = prevBother.top + prevBother.height
+          let y2 = item.top
+          let x = node.left + node.width / 2
+          let path = `M ${x},${y1} L ${x},${y2}`
+          lines[index].plot(path)
+          style && style(lines[index], item)
+          prevBother = item
+        })
+      } else {
+        let x1 =
+          item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+            ? left - expandBtnSize
+            : left + width + expandBtnSize
+        let y1 = top + height / 2
+        let x2 =
+          item.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+            ? item.left + item.width
+            : item.left
+        let y2 = item.top + item.height / 2
+        let path = this.cubicBezierPath(x1, y1, x2, y2)
+        lines[index].plot(path)
+        style && style(lines[index], item)
+      }
+    })
+  }
+
+  //  渲染按钮
+  renderExpandBtn(node, btn) {
+    let { width, height, expandBtnSize, isRoot } = node
+    if (!isRoot) {
+      let { translateX, translateY } = btn.transform()
+      if (node.dir === CONSTANTS.LAYOUT_GROW_DIR.RIGHT) {
+        btn.translate(width - translateX, height / 2 - translateY)
+      } else {
+        btn.translate(-expandBtnSize - translateX, height / 2 - translateY)
+      }
+    }
+  }
+
+  //  创建概要节点
+  renderGeneralization(node, gLine, gNode) {
+    let isLeft = node.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT
+    let {
+      top,
+      bottom,
+      left,
+      right,
+      generalizationLineMargin,
+      generalizationNodeMargin
+    } = this.getNodeBoundaries(node, 'h', isLeft)
+    let x = isLeft
+      ? left - generalizationLineMargin
+      : right + generalizationLineMargin
+    let x1 = x
+    let y1 = top
+    let x2 = x
+    let y2 = bottom
+    let cx = x1 + (isLeft ? -20 : 20)
+    let cy = y1 + (y2 - y1) / 2
+    let path = `M ${x1},${y1} Q ${cx},${cy} ${x2},${y2}`
+    gLine.plot(path)
+    gNode.left =
+      x +
+      (isLeft ? -generalizationNodeMargin : generalizationNodeMargin) -
+      (isLeft ? gNode.width : 0)
+    gNode.top = top + (bottom - top - gNode.height) / 2
+  }
+
+  // 渲染展开收起按钮的隐藏占位元素
+  renderExpandBtnRect(rect, expandBtnSize, width, height, node) {
+    if (node.dir === CONSTANTS.LAYOUT_GROW_DIR.LEFT) {
+      rect.size(expandBtnSize, height).x(-expandBtnSize).y(0)
+    } else {
+      rect.size(expandBtnSize, height).x(width).y(0)
+    }
+  }
+}
+
+export default VerticalTimeline

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

@@ -28,7 +28,7 @@ const handleList = node => {
 }
 
 // 将markdown转换成节点树
-export const transformMarkdownTo = async md => {
+export const transformMarkdownTo = md => {
   const tree = fromMarkdown(md)
   let root = {
     children: []

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

@@ -1,5 +1,11 @@
 import JSZip from 'jszip'
 import xmlConvert from 'xml-js'
+import {
+  getTextFromHtml,
+  imgToDataUrl,
+  parseDataUrl,
+  getImageSize
+} from '../utils/index'
 
 //  解析.xmind文件
 const parseXmindFile = file => {
@@ -10,7 +16,7 @@ const parseXmindFile = file => {
           let content = ''
           if (zip.files['content.json']) {
             let json = await zip.files['content.json'].async('string')
-            content = transformXmind(json)
+            content = await transformXmind(json, zip.files)
           } else if (zip.files['content.xml']) {
             let xml = await zip.files['content.xml'].async('string')
             let json = xmlConvert.xml2json(xml)
@@ -33,18 +39,20 @@ const parseXmindFile = file => {
 }
 
 //  转换xmind数据
-const transformXmind = content => {
+const transformXmind = async (content, files) => {
   let data = JSON.parse(content)[0]
   let nodeTree = data.rootTopic
   let newTree = {}
-  let walk = (node, newNode) => {
+  let waitLoadImageList = []
+  let walk = async (node, newNode) => {
     newNode.data = {
       // 节点内容
       text: node.title
     }
     // 节点备注
     if (node.notes) {
-      newNode.data.note = (node.notes.realHTML || node.notes.plain).content
+      let notesData = node.notes.realHTML || node.notes.plain
+      newNode.data.note = notesData ? notesData.content || '' : ''
     }
     // 超链接
     if (node.href && /^https?:\/\//.test(node.href)) {
@@ -54,6 +62,42 @@ const transformXmind = content => {
     if (node.labels && node.labels.length > 0) {
       newNode.data.tag = node.labels
     }
+    // 图片
+    if (node.image && /\.(jpg|jpeg|png|gif|webp)$/.test(node.image.src)) {
+      // 处理异步逻辑
+      let resolve = null
+      let promise = new Promise(_resolve => {
+        resolve = _resolve
+      })
+      waitLoadImageList.push(promise)
+      try {
+        // 读取图片
+        let imageType = /\.([^.]+)$/.exec(node.image.src)[1]
+        let imageBase64 =
+          `data:image/${imageType};base64,` +
+          (await files['resources/' + node.image.src.split('/')[1]].async(
+            'base64'
+          ))
+        newNode.data.image = imageBase64
+        // 如果图片尺寸不存在
+        if (!node.image.width && !node.image.height) {
+          let imageSize = await getImageSize(imageBase64)
+          newNode.data.imageSize = {
+            width: imageSize.width,
+            height: imageSize.height
+          }
+        } else {
+          newNode.data.imageSize = {
+            width: node.image.width,
+            height: node.image.height
+          }
+        }
+        resolve()
+      } catch (error) {
+        console.log(error)
+        resolve()
+      }
+    }
     // 子节点
     newNode.children = []
     if (
@@ -69,6 +113,7 @@ const transformXmind = content => {
     }
   }
   walk(nodeTree, newTree)
+  await Promise.all(waitLoadImageList)
   return newTree
 }
 
@@ -78,6 +123,7 @@ const transformOldXmind = content => {
   let elements = data.elements
   let root = null
   let getRoot = arr => {
+    if (!arr) return
     for (let i = 0; i < arr.length; i++) {
       if (!root && arr[i].name === 'topic') {
         root = arr[i]
@@ -97,9 +143,10 @@ const transformOldXmind = content => {
   }
   let walk = (node, newNode) => {
     let nodeElements = node.elements
+    let nodeTitle = getItemByName(nodeElements, 'title')
     newNode.data = {
       // 节点内容
-      text: getItemByName(nodeElements, 'title').elements[0].text
+      text: nodeTitle && nodeTitle.elements && nodeTitle.elements[0].text
     }
     try {
       // 节点备注
@@ -157,8 +204,127 @@ const transformOldXmind = content => {
   return newTree
 }
 
+// 数据转换为xmind文件
+const transformToXmind = async (data, name) => {
+  const id = 'simpleMindMap_' + Date.now()
+  const imageList = []
+  // 转换核心数据
+  let newTree = {}
+  let waitLoadImageList = []
+  let walk = async (node, newNode, isRoot) => {
+    let newData = {
+      structureClass: 'org.xmind.ui.logic.right',
+      title: getTextFromHtml(node.data.text), // 节点文本
+      children: {
+        attached: []
+      }
+    }
+    // 备注
+    if (node.data.note !== undefined) {
+      newData.notes = {
+        realHTML: {
+          content: node.data.note
+        },
+        plain: {
+          content: node.data.note
+        }
+      }
+    }
+    // 超链接
+    if (node.data.hyperlink !== undefined) {
+      newData.href = node.data.hyperlink
+    }
+    // 标签
+    if (node.data.tag !== undefined) {
+      newData.labels = node.data.tag || []
+    }
+    // 图片
+    if (node.data.image) {
+      try {
+        // 处理异步逻辑
+        let resolve = null
+        let promise = new Promise(_resolve => {
+          resolve = _resolve
+        })
+        waitLoadImageList.push(promise)
+        let imgName = ''
+        let imgData = node.data.image
+        // 网络图片要先转换成data:url
+        if (/^https?:\/\//.test(node.data.image)) {
+          imgData = await imgToDataUrl(node.data.image)
+        }
+        // 从data:url中解析出图片类型和base64
+        let dataUrlRes = parseDataUrl(imgData)
+        imgName = 'image_' + imageList.length + '.' + dataUrlRes.type
+        imageList.push({
+          name: imgName,
+          data: dataUrlRes.base64
+        })
+        newData.image = {
+          src: 'xap:resources/' + imgName,
+          width: node.data.imageSize.width,
+          height: node.data.imageSize.height
+        }
+        resolve()
+      } catch (error) {
+        console.log(error)
+        resolve()
+      }
+    }
+    // 样式
+    // 暂时不考虑样式
+    if (isRoot) {
+      newData.class = 'topic'
+      newNode.id = id
+      newNode.class = 'sheet'
+      newNode.title = name
+      newNode.extensions = []
+      newNode.topicPositioning = 'fixed'
+      newNode.topicOverlapping = 'overlap'
+      newNode.coreVersion = '2.100.0'
+      newNode.rootTopic = newData
+    } else {
+      Object.keys(newData).forEach(key => {
+        newNode[key] = newData[key]
+      })
+    }
+    if (node.children && node.children.length > 0) {
+      node.children.forEach(child => {
+        let newChild = {}
+        walk(child, newChild)
+        newData.children.attached.push(newChild)
+      })
+    }
+  }
+  walk(data, newTree, true)
+  await Promise.all(waitLoadImageList)
+  const contentData = [newTree]
+  // 创建压缩包
+  const zip = new JSZip()
+  zip.file('content.json', JSON.stringify(contentData))
+  zip.file(
+    'metadata.json',
+    `{"modifier":"","dataStructureVersion":"1","layoutEngineVersion":"2","activeSheetId":"${id}"}`
+  )
+  const manifestData = {
+    'file-entries': { 'content.json': {}, 'metadata.json': {} }
+  }
+  // 图片
+  if (imageList.length > 0) {
+    imageList.forEach(item => {
+      manifestData['file-entries']['resources/' + item.name] = {}
+      const img = zip.folder('resources')
+      img.file(item.name, item.data, { base64: true })
+    })
+  }
+  zip.file('manifest.json', JSON.stringify(manifestData))
+  const zipData = await zip.generateAsync({ type: 'blob' })
+  return zipData
+}
+
 export default {
   parseXmindFile,
   transformXmind,
-  transformOldXmind
+  transformOldXmind,
+  transformToXmind
 }

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

@@ -1,4 +1,4 @@
-import { walk, bfsWalk, throttle } from './utils/'
+import { walk, bfsWalk, throttle } from '../utils'
 import { v4 as uuid } from 'uuid'
 import {
   getAssociativeLineTargetIndex,
@@ -7,11 +7,11 @@ import {
   getNodePoint,
   computeNodePoints,
   getNodeLinePath
-} from './utils/associativeLineUtils'
-import associativeLineControlsMethods from './utils/associativeLineControls'
-import associativeLineTextMethods from './utils/associativeLineText'
+} from './associativeLine/associativeLineUtils'
+import associativeLineControlsMethods from './associativeLine/associativeLineControls'
+import associativeLineTextMethods from './associativeLine/associativeLineText'
 
-// 关联线类
+// 关联线插件
 class AssociativeLine {
   constructor(opt = {}) {
     this.mindMap = opt.mindMap
@@ -91,12 +91,7 @@ class AssociativeLine {
     this.mindMap.on('node_dragging', this.onNodeDragging.bind(this))
     this.mindMap.on('node_dragend', this.onNodeDragend.bind(this))
     // 拖拽控制点
-    window.addEventListener('mousemove', e => {
-      this.onControlPointMousemove(e)
-    })
-    window.addEventListener('mouseup', e => {
-      this.onControlPointMouseup(e)
-    })
+    this.mindMap.on('mouseup', this.onControlPointMouseup.bind(this))
     // 缩放事件
     this.mindMap.on('scale', this.onScale)
   }
@@ -266,12 +261,13 @@ class AssociativeLine {
 
   // 鼠标移动事件
   onMousemove(e) {
-    if (!this.isCreatingLine) return
+    this.onControlPointMousemove(e)
     this.updateCreatingLine(e)
   }
 
   // 更新创建过程中的连接线
   updateCreatingLine(e) {
+    if (!this.isCreatingLine) return
     let { x, y } = this.getTransformedEventPos(e)
     let startPoint = getNodePoint(this.creatingStartNode)
     let offsetX = x > startPoint.x ? -10 : 10

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

@@ -1,8 +1,7 @@
-import { bfsWalk, throttle } from './utils'
-import Base from './layouts/Base'
-
-//  节点拖动类
+import { bfsWalk, throttle } from '../utils'
+import Base from '../layouts/Base'
 
+// 节点拖动插件
 class Drag extends Base {
   //  构造函数
   constructor({ mindMap }) {
@@ -45,6 +44,7 @@ class Drag extends Base {
     this.mouseMoveY = 0
     // 鼠标移动的距离距鼠标按下的位置距离多少以上才认为是拖动事件
     this.checkDragOffset = 10
+    this.minOffset = 10
   }
 
   //  绑定事件
@@ -106,6 +106,9 @@ class Drag extends Base {
     this.node.isDrag = false
     this.node.show()
     this.removeCloneNode()
+    let overlapNodeUid = this.overlapNode ? this.overlapNode.nodeData.data.uid : ''
+    let prevNodeUid = this.prevNode ? this.prevNode.nodeData.data.uid : ''
+    let nextNodeUid = this.nextNode ? this.nextNode.nodeData.data.uid : ''
     // 存在重叠子节点，则移动作为其子节点
     if (this.overlapNode) {
       this.mindMap.renderer.setNodeActive(this.overlapNode, false)
@@ -135,7 +138,11 @@ class Drag extends Base {
       this.mindMap.render()
     }
     this.reset()
-    this.mindMap.emit('node_dragend')
+    this.mindMap.emit('node_dragend', {
+      overlapNodeUid,
+      prevNodeUid,
+      nextNodeUid
+    })
   }
 
   //  创建克隆节点
@@ -197,9 +204,10 @@ class Drag extends Base {
 
   //  检测重叠节点
   checkOverlapNode() {
-    if (!this.drawTransform) {
+    if (!this.drawTransform || !this.placeholder) {
       return
     }
+    const { nodeDragPlaceholderMaxSize } = this.mindMap.opt 
     let x = this.mouseMoveX
     let y = this.mouseMoveY
     this.overlapNode = null
@@ -241,19 +249,19 @@ class Drag extends Base {
         let prevNodeRect = this.getNodeRect(prevBrother)  
         prevBrotherOffset = nodeRect.top - prevNodeRect.bottom
         // 间距小于10就当它不存在
-        prevBrotherOffset = prevBrotherOffset >= 10 ? prevBrotherOffset / 2 : 0
+        prevBrotherOffset = prevBrotherOffset >= this.minOffset ? prevBrotherOffset / 2 : 0
       } else {
         // 没有前一个兄弟节点，那么假设和前一个节点的距离为20
-        prevBrotherOffset = 10
+        prevBrotherOffset = this.minOffset
       }
       // 和后一个兄弟节点的距离
       let nextBrotherOffset = 0
       if (nextBrother) {
         let nextNodeRect = this.getNodeRect(nextBrother)
         nextBrotherOffset = nextNodeRect.top - nodeRect.bottom
-        nextBrotherOffset = nextBrotherOffset >= 10 ? nextBrotherOffset / 2 : 0
+        nextBrotherOffset = nextBrotherOffset >= this.minOffset ? nextBrotherOffset / 2 : 0
       } else {
-        nextBrotherOffset = 10
+        nextBrotherOffset = this.minOffset
       }
       if (nodeRect.left <= x && nodeRect.right >= x) {
         // 检测兄弟节点位置
@@ -266,11 +274,11 @@ class Drag extends Base {
             y >= nodeRect.top && y <= nodeRect.top + oneFourthHeight
           if (checkIsPrevNode) {
             this.prevNode = node
-            let size = nextBrotherOffset > 0 ? nextBrotherOffset : 5
+            let size = nextBrotherOffset > 0 ? Math.min(nextBrotherOffset, nodeDragPlaceholderMaxSize) : 5
             this.placeholder.size(node.width, size).move(nodeRect.originLeft, nodeRect.originBottom)
           } else if (checkIsNextNode) {
             this.nextNode = node
-            let size = prevBrotherOffset > 0 ? prevBrotherOffset : 5
+            let size = prevBrotherOffset > 0 ? Math.min(prevBrotherOffset, nodeDragPlaceholderMaxSize) : 5
             this.placeholder.size(node.width, size).move(nodeRect.originLeft, nodeRect.originTop - size)
           }
         }

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

@@ -1,16 +1,18 @@
-import { imgToDataUrl, downloadFile, readBlob } from './utils'
-import JsPDF from 'jspdf'
+import {
+  imgToDataUrl,
+  downloadFile,
+  readBlob,
+  removeHTMLEntities
+} from '../utils'
 import { SVG } from '@svgdotjs/svg.js'
-import drawBackgroundImageToCanvas from './utils/simulateCSSBackgroundInCanvas'
-import { transformToMarkdown } from './parse/toMarkdown'
-const URL = window.URL || window.webkitURL || window
+import drawBackgroundImageToCanvas from '../utils/simulateCSSBackgroundInCanvas'
+import { transformToMarkdown } from '../parse/toMarkdown'
 
-//  导出类
+//  导出插件
 class Export {
   //  构造函数
   constructor(opt) {
     this.mindMap = opt.mindMap
-    this.exportPadding = this.mindMap.opt.exportPadding
   }
 
   //  导出
@@ -51,7 +53,7 @@ class Export {
   }
 
   //   svg转png
-  svgToPng(svgSrc, transparent) {
+  svgToPng(svgSrc, transparent, rotateWhenWidthLongerThenHeight = false) {
     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
@@ -59,12 +61,24 @@ class Export {
       img.onload = async () => {
         try {
           let canvas = document.createElement('canvas')
-          canvas.width = img.width + this.exportPadding * 2
-          canvas.height = img.height + this.exportPadding * 2
+          // 如果宽比高长，那么旋转90度
+          let needRotate =
+            rotateWhenWidthLongerThenHeight && img.width / img.height > 1
+          if (needRotate) {
+            canvas.width = img.height
+            canvas.height = img.width
+          } else {
+            canvas.width = img.width
+            canvas.height = img.height
+          }
           let ctx = canvas.getContext('2d')
+          if (needRotate) {
+            ctx.rotate(0.5 * Math.PI)
+            ctx.translate(0, -img.height)
+          }
           // 绘制背景
           if (!transparent) {
-            await this.drawBackgroundToCanvas(ctx, canvas.width, canvas.height)
+            await this.drawBackgroundToCanvas(ctx, img.width, img.height)
           }
           // 图片绘制到canvas里
           ctx.drawImage(
@@ -73,8 +87,8 @@ class Export {
             0,
             img.width,
             img.height,
-            this.exportPadding,
-            this.exportPadding,
+            0,
+            0,
             img.width,
             img.height
           )
@@ -98,7 +112,7 @@ class Export {
         backgroundImage,
         backgroundRepeat = 'no-repeat',
         backgroundPosition = 'center center',
-        backgroundSize = 'cover',
+        backgroundSize = 'cover'
       } = this.mindMap.themeConfig
       // 背景颜色
       ctx.save()
@@ -109,18 +123,25 @@ class Export {
       // 背景图片
       if (backgroundImage && backgroundImage !== 'none') {
         ctx.save()
-        drawBackgroundImageToCanvas(ctx, width, height, backgroundImage, {
-          backgroundRepeat,
-          backgroundPosition,
-          backgroundSize
-        }, (err) => {
-          if (err) {
-            reject(err)
-          } else {
-            resolve()
+        drawBackgroundImageToCanvas(
+          ctx,
+          width,
+          height,
+          backgroundImage,
+          {
+            backgroundRepeat,
+            backgroundPosition,
+            backgroundSize
+          },
+          err => {
+            if (err) {
+              reject(err)
+            } else {
+              resolve()
+            }
+            ctx.restore()
           }
-          ctx.restore()
-        })
+        )
       } else {
         resolve()
       }
@@ -154,12 +175,17 @@ class Export {
    * 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(name, transparent = false) {
+  async png(name, transparent = false, rotateWhenWidthLongerThenHeight) {
     let { node, str } = await this.getSvgData()
+    str = removeHTMLEntities(str)
     // 如果开启了富文本，则使用htmltocanvas转换为图片
     if (this.mindMap.richText) {
-      let res =  await this.mindMap.richText.handleExportPng(node.node)
-      let imgDataUrl = await this.svgToPng(res, transparent)
+      let res = await this.mindMap.richText.handleExportPng(node.node)
+      let imgDataUrl = await this.svgToPng(
+        res,
+        transparent,
+        rotateWhenWidthLongerThenHeight
+      )
       return imgDataUrl
     }
     // 转换成blob数据
@@ -169,40 +195,32 @@ class Export {
     // 转换成data:url数据
     let svgUrl = await readBlob(blob)
     // 绘制到canvas上
-    let res = await this.svgToPng(svgUrl, transparent)
+    let res = await this.svgToPng(
+      svgUrl,
+      transparent,
+      rotateWhenWidthLongerThenHeight
+    )
     return res
   }
 
   //  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)
+  async pdf(name, useMultiPageExport) {
+    if (!this.mindMap.doExportPDF) {
+      throw new Error('请注册ExportPDF插件')
     }
-    image.src = img
+    let img = await this.png('', false, true)
+    this.mindMap.doExportPDF.pdf(name, img, useMultiPageExport)
+  }
+
+  // 导出为xmind
+  async xmind(name) {
+    if (!this.mindMap.doExportXMind) {
+      throw new Error('请注册ExportXMind插件')
+    }
+    const data = this.mindMap.getData()
+    const blob = await this.mindMap.doExportXMind.xmind(data, name)
+    const res = await readBlob(blob)
+    return res
   }
 
   //  导出为svg
@@ -221,6 +239,7 @@ class Export {
     node.first().before(SVG(`<title>${name}</title>`))
     await this.drawBackgroundToSvg(node)
     let str = node.svg()
+    str = removeHTMLEntities(str)
     // 转换成blob数据
     let blob = new Blob([str], {
       type: 'image/svg+xml'

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

@@ -0,0 +1,99 @@
+import JsPDF from 'jspdf'
+
+//  导出PDF插件，需要通过Export插件使用
+class ExportPDF {
+  //  构造函数
+  constructor(opt) {
+    this.mindMap = opt.mindMap
+  }
+
+  //  导出为pdf
+  pdf(name, img, useMultiPageExport = false) {
+    if (useMultiPageExport) {
+      this.multiPageExport(name, img)
+    } else {
+      this.onePageExport(name, img)
+    }
+  }
+
+  // 单页导出
+  onePageExport(name, img) {
+    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
+  }
+
+  // 多页导出
+  multiPageExport(name, img) {
+    let image = new Image()
+    const a4Width = 592.28
+    const a4Height = 841.89
+    image.onload = () => {
+      let imageWidth = image.width
+      let imageHeight = image.height
+      // 一页pdf显示高度
+      let pageHeight = (imageWidth / a4Width) * a4Height
+      // 未生成pdf的高度
+      let leftHeight = imageHeight
+      // 偏移
+      let position = 0
+      // a4纸的尺寸[595.28,841.89]，图片在pdf中图片的宽高
+      let imgWidth = a4Width
+      let imgHeight = (a4Width / imageWidth) * imageHeight
+      let pdf = new JsPDF('', 'pt', 'a4')
+      // 有两个高度需要区分，一个是图片的实际高度，和生成pdf的页面高度(841.89)
+      // 当内容未超过pdf一页显示的范围，无需分页
+      if (leftHeight < pageHeight) {
+        pdf.addImage(
+          img,
+          'PNG',
+          (a4Width - imgWidth) / 2,
+          (a4Height - imgHeight) / 2,
+          imgWidth,
+          imgHeight
+        )
+      } else {
+        // 分页
+        while (leftHeight > 0) {
+          pdf.addImage(img, 'PNG', 0, position, imgWidth, imgHeight)
+          leftHeight -= pageHeight
+          position -= a4Height
+          // 避免添加空白页
+          if (leftHeight > 0) {
+            pdf.addPage()
+          }
+        }
+      }
+      pdf.save(name)
+    }
+    image.src = img
+  }
+}
+
+ExportPDF.instanceName = 'doExportPDF'
+
+export default ExportPDF

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

@@ -0,0 +1,24 @@
+import xmind from '../parse/xmind'
+
+//  导出XMind插件，需要通过Export插件使用
+class ExportXMind {
+  //  构造函数
+  constructor(opt) {
+    this.mindMap = opt.mindMap
+  }
+
+  // 导出xmind
+  async xmind(data, name) {
+    const zipData = await xmind.transformToXmind(data, name)
+    return zipData
+  }
+
+  // 获取解析器
+  getXmind() {
+    return xmind
+  }
+}
+
+ExportXMind.instanceName = 'doExportXMind'
+
+export default ExportXMind

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

@@ -1,7 +1,7 @@
-import { bfsWalk } from './utils'
-import { CONSTANTS } from './utils/constant'
+import { bfsWalk } from '../utils'
+import { CONSTANTS } from '../constants/constant'
 
-//  键盘导航类
+//  键盘导航插件
 class KeyboardNavigation {
   //  构造函数
   constructor(opt) {
@@ -28,8 +28,7 @@ class KeyboardNavigation {
       this.focus(dir)
     } else {
       let root = this.mindMap.renderer.root
-      this.mindMap.renderer.moveNodeToCenter(root)
-      root.active()
+      this.mindMap.execCommand('GO_TARGET_NODE', root)
     }
   }
 
@@ -81,8 +80,7 @@ class KeyboardNavigation {
 
     // 找到了则让目标节点聚焦
     if (targetNode) {
-      this.mindMap.renderer.moveNodeToCenter(targetNode)
-      targetNode.active()
+      this.mindMap.execCommand('GO_TARGET_NODE', targetNode)
     }
   }
 

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

@@ -1,4 +1,6 @@
-// 小地图类
+import { isWhite, isTransparent, getVisibleColorFromTheme } from '../utils/index'
+
+// 小地图插件
 class MiniMap {
   //  构造函数
   constructor(opt) {
@@ -20,9 +22,14 @@ class MiniMap {
    * boxHeight：小地图容器的高度
    */
   calculationMiniMap(boxWidth, boxHeight) {
-    let { svgHTML, rect, origWidth, origHeight, scaleX, scaleY } =
+    let { svg, rect, origWidth, origHeight, scaleX, scaleY } =
       this.mindMap.getSvgData()
     // 计算数据
+    const elRect = this.mindMap.elRect
+    rect.x -= elRect.left
+    rect.x2 -= elRect.left
+    rect.y -= elRect.top
+    rect.y2 -= elRect.top
     let boxRatio = boxWidth / boxHeight
     let actWidth = 0
     let actHeight = 0
@@ -53,20 +60,31 @@ class MiniMap {
       bottom: 0
     }
     viewBoxStyle.left =
-      Math.max(0, (-_rectX / _rectWidth) * actWidth) + miniMapBoxLeft + 'px'
+      Math.max(0, (-_rectX / _rectWidth) * actWidth) + miniMapBoxLeft
     viewBoxStyle.right =
       Math.max(0, ((_rectX2 - origWidth) / _rectWidth) * actWidth) +
-      miniMapBoxLeft +
-      'px'
+      miniMapBoxLeft
 
     viewBoxStyle.top =
-      Math.max(0, (-_rectY / _rectHeight) * actHeight) + miniMapBoxTop + 'px'
+      Math.max(0, (-_rectY / _rectHeight) * actHeight) + miniMapBoxTop
     viewBoxStyle.bottom =
       Math.max(0, ((_rectY2 - origHeight) / _rectHeight) * actHeight) +
-      miniMapBoxTop +
-      'px'
+      miniMapBoxTop
+
+    if (viewBoxStyle.top > miniMapBoxTop + actHeight) {
+      viewBoxStyle.top = miniMapBoxTop + actHeight
+    }
+    if (viewBoxStyle.left > miniMapBoxLeft + actWidth) {
+      viewBoxStyle.left = miniMapBoxLeft + actWidth
+    }
+
+    Object.keys(viewBoxStyle).forEach((key) => {
+      viewBoxStyle[key] = viewBoxStyle[key] + 'px'
+    })
+
+    this.removeNodeContent(svg)
     return {
-      svgHTML, // 小地图html
+      svgHTML: svg.svg(), // 小地图html
       viewBoxStyle, // 视图框的位置信息
       miniMapBoxScale, // 视图框的缩放值
       miniMapBoxLeft, // 视图框的left值
@@ -74,6 +92,26 @@ class MiniMap {
     }
   }
 
+  // 移除节点的内容
+  removeNodeContent(svg) {
+    if (svg.hasClass('smm-node')) {
+      let shape = svg.findOne('.smm-node-shape')
+      let fill = shape.attr('fill')
+      if (isWhite(fill) || isTransparent(fill)) {
+        shape.attr('fill', getVisibleColorFromTheme(this.mindMap.themeConfig))
+      }
+      svg.clear()
+      svg.add(shape)
+      return
+    }
+    let children = svg.children()
+    if (children && children.length > 0) {
+      children.forEach((node) => {
+        this.removeNodeContent(node)
+      })
+    }
+  }
+
   //  小地图鼠标按下事件
   onMousedown(e) {
     this.isMousedown = true

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

@@ -0,0 +1,270 @@
+// 节点图片大小调整插件
+import { resizeImgSizeByOriginRatio } from '../utils/index'
+import btnsSvg from '../svg/btns'
+
+class NodeImgAdjust {
+  //  构造函数
+  constructor({ mindMap }) {
+    this.mindMap = mindMap
+    this.resizeBtnSize = 26 // 调整按钮的大小
+    this.handleEl = null // 自定义元素，用来渲染临时图片、调整按钮
+    this.isShowHandleEl = false // 自定义元素是否在显示中
+    this.node = null // 当前节点实例
+    this.img = null // 当前节点的图片节点
+    this.rect = null // 当前图片节点的尺寸信息
+    this.isMousedown = false // 当前是否是按住调整按钮状态
+    this.currentImgWidth = 0 // 当前拖拽实时图片的大小
+    this.currentImgHeight = 0
+    this.isAdjusted = false // 是否是拖拽结束后的渲染期间
+    this.bindEvent()
+  }
+
+  // 监听事件
+  bindEvent() {
+    this.onNodeImgMouseleave = this.onNodeImgMouseleave.bind(this)
+    this.onNodeImgMousemove = this.onNodeImgMousemove.bind(this)
+    this.onMousemove = this.onMousemove.bind(this)
+    this.onMouseup = this.onMouseup.bind(this)
+    this.onRenderEnd = this.onRenderEnd.bind(this)
+    this.mindMap.on('node_img_mouseleave', this.onNodeImgMouseleave)
+    this.mindMap.on('node_img_mousemove', this.onNodeImgMousemove)
+    this.mindMap.on('mousemove', this.onMousemove)
+    this.mindMap.on('mouseup', this.onMouseup)
+    this.mindMap.on('node_mouseup', this.onMouseup)
+    this.mindMap.on('node_tree_render_end', this.onRenderEnd)
+  }
+
+  // 解绑事件
+  unBindEvent() {
+    this.mindMap.off('node_img_mouseleave', this.onNodeImgMouseleave)
+    this.mindMap.off('node_img_mousemove', this.onNodeImgMousemove)
+    this.mindMap.off('mousemove', this.onMousemove)
+    this.mindMap.off('mouseup', this.onMouseup)
+    this.mindMap.off('node_mouseup', this.onMouseup)
+    this.mindMap.off('node_tree_render_end', this.onRenderEnd)
+  }
+
+  // 节点图片鼠标移动事件
+  onNodeImgMousemove(node, img) {
+    // 如果当前正在拖动调整中那么直接返回
+    if (this.isMousedown || this.isAdjusted || this.mindMap.opt.readonly) return
+    // 如果在当前节点内移动，以及自定义元素已经是显示状态，那么直接返回
+    if (this.node === node && this.isShowHandleEl) return
+    // 更新当前节点信息
+    this.node = node
+    this.img = img
+    this.rect = this.img.rbox()
+    // 显示自定义元素
+    this.showHandleEl()
+  }
+
+  // 节点图片鼠标移出事件
+  onNodeImgMouseleave() {
+    if (this.isMousedown) return
+    this.hideHandleEl()
+  }
+
+  // 隐藏节点实际的图片
+  hideNodeImage() {
+    if (!this.img) return
+    this.img.hide()
+  }
+
+  // 显示节点实际的图片
+  showNodeImage() {
+    if (!this.img) return
+    this.img.show()
+  }
+
+  // 显示自定义元素
+  showHandleEl() {
+    if (!this.handleEl) {
+      this.createResizeBtnEl()
+    }
+    this.setHandleElRect()
+    this.handleEl.style.display = 'block'
+    this.isShowHandleEl = true
+  }
+
+  // 隐藏自定义元素
+  hideHandleEl() {
+    if (!this.isShowHandleEl) return
+    this.isShowHandleEl = false
+    this.handleEl.style.display = 'none'
+    this.handleEl.style.backgroundImage = ``
+    this.handleEl.style.width = 0
+    this.handleEl.style.height = 0
+    this.handleEl.style.left = 0
+    this.handleEl.style.top = 0
+  }
+
+  // 设置自定义元素尺寸位置信息
+  setHandleElRect() {
+    let { width, height, x, y } = this.rect
+    this.handleEl.style.left = `${x}px`
+    this.handleEl.style.top = `${y}px`
+    this.currentImgWidth = width
+    this.currentImgHeight = height
+    this.updateHandleElSize()
+  }
+
+  // 更新自定义元素宽高
+  updateHandleElSize() {
+    this.handleEl.style.width = `${this.currentImgWidth}px`
+    this.handleEl.style.height = `${this.currentImgHeight}px`
+  }
+
+  // 创建调整按钮元素
+  createResizeBtnEl() {
+    // 容器元素
+    this.handleEl = document.createElement('div')
+    this.handleEl.style.cssText = `
+      pointer-events: none;
+      position: fixed;
+	    display:none;
+      background-size: cover;
+    `
+    this.handleEl.className = 'node-img-handle'
+    // 调整按钮元素
+    const btnEl = document.createElement('div')
+    btnEl.innerHTML = btnsSvg.imgAdjust
+    btnEl.style.cssText = `
+      position: absolute;
+      right: 0;
+      bottom: 0;
+      pointer-events: auto;
+      background-color: rgba(0, 0, 0, 0.3);
+      width: ${this.resizeBtnSize}px;
+      height: ${this.resizeBtnSize}px;
+      display: flex;
+      justify-content: center;
+      align-items: center;
+      cursor: nwse-resize;
+    `
+    btnEl.className = 'node-image-resize'
+    // 给按钮元素绑定事件
+    btnEl.addEventListener('mouseenter', () => {
+      // 移入按钮，会触发节点图片的移出事件，所以需要再次显示按钮
+      this.showHandleEl()
+    })
+    btnEl.addEventListener('mouseleave', () => {
+      // 移除按钮，需要隐藏按钮
+      if (this.isMousedown) return
+      this.hideHandleEl()
+    })
+    btnEl.addEventListener('mousedown', e => {
+      e.stopPropagation()
+      this.onMousedown(e)
+    })
+    btnEl.addEventListener('mouseup', e => {
+      setTimeout(() => {
+        //点击后直接松开异常处理; 其他事件响应之后处理
+        this.hideHandleEl()
+        this.isAdjusted = false
+      }, 0)
+    })
+    btnEl.addEventListener('click', e => {
+      e.stopPropagation()
+    })
+    this.handleEl.appendChild(btnEl)
+    // 删除按钮
+    const btnRemove = document.createElement('div')
+    this.handleEl.prepend(btnRemove)
+    btnRemove.className = 'node-image-remove'
+    btnRemove.innerHTML = btnsSvg.remove
+    btnRemove.style.cssText = `
+      position: absolute;
+      right: 0;top:0;color:#fff;
+      pointer-events: auto;
+      background-color: rgba(0, 0, 0, 0.3);
+      width: ${this.resizeBtnSize}px;
+      height: ${this.resizeBtnSize}px;
+      display: flex;
+      justify-content: center;
+      align-items: center;
+      cursor: pointer;
+    `
+    btnRemove.addEventListener('mouseenter', e => {
+      this.showHandleEl()
+    })
+    btnRemove.addEventListener('mouseleave', e => {
+      if (this.isMousedown) return
+      this.hideHandleEl()
+    })
+    btnRemove.addEventListener('click', e => {
+      this.mindMap.execCommand('SET_NODE_IMAGE', this.node, { url: null })
+    })
+    // 添加元素到页面
+    const targetNode = this.mindMap.opt.customInnerElsAppendTo || document.body
+    targetNode.appendChild(this.handleEl)
+  }
+
+  // 鼠标按钮按下事件
+  onMousedown() {
+    this.isMousedown = true
+    // 隐藏节点实际图片
+    this.hideNodeImage()
+    // 将节点图片渲染到自定义元素上
+    this.handleEl.style.backgroundImage = `url(${this.node.nodeData.data.image})`
+  }
+
+  // 鼠标移动
+  onMousemove(e) {
+    if (!this.isMousedown) return
+    e.preventDefault()
+    // 计算当前拖拽位置对应的图片的实时大小
+    let { width: imageOriginWidth, height: imageOriginHeight } =
+      this.node.nodeData.data.imageSize
+    let newWidth = e.clientX - this.rect.x
+    let newHeight = e.clientY - this.rect.y
+    if (newWidth <= 0 || newHeight <= 0) return
+    let [actWidth, actHeight] = resizeImgSizeByOriginRatio(
+      imageOriginWidth,
+      imageOriginHeight,
+      newWidth,
+      newHeight
+    )
+    this.currentImgWidth = actWidth
+    this.currentImgHeight = actHeight
+    this.updateHandleElSize()
+  }
+
+  // 鼠标松开
+  onMouseup() {
+    if (!this.isMousedown) return
+    // 显示节点实际图片
+    this.showNodeImage()
+    // 隐藏自定义元素
+    this.hideHandleEl()
+    // 更新节点图片为新的大小
+    let { image, imageTitle } = this.node.nodeData.data
+    let { scaleX, scaleY } = this.mindMap.draw.transform()
+    this.mindMap.execCommand('SET_NODE_IMAGE', this.node, {
+      url: image,
+      title: imageTitle,
+      width: this.currentImgWidth / scaleX,
+      height: this.currentImgHeight / scaleY,
+      custom: true // 代表自定义了图片大小
+    })
+    this.isAdjusted = true
+    this.isMousedown = false
+  }
+
+  // 渲染完成事件
+  onRenderEnd() {
+    if (!this.isAdjusted) {
+      this.hideHandleEl()
+      return
+    }
+    this.isAdjusted = false
+  }
+
+  // 插件被移除前做的事情
+  beforePluginRemove() {
+    this.unBindEvent()
+  }
+}
+
+NodeImgAdjust.instanceName = 'nodeImgAdjust'
+
+export default NodeImgAdjust

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

@@ -0,0 +1,76 @@
+import { nodeDataNoStylePropList } from '../constants/constant'
+
+// 格式刷插件
+class Painter {
+  constructor({ mindMap }) {
+    this.mindMap = mindMap
+    this.isInPainter = false
+    this.painterNode = null
+    this.bindEvent()
+  }
+
+  bindEvent() {
+    this.painterOneNode = this.painterOneNode.bind(this)
+    this.onEndPainter = this.onEndPainter.bind(this)
+    this.mindMap.on('node_click', this.painterOneNode)
+    this.mindMap.on('draw_click', this.onEndPainter)
+  }
+
+  unBindEvent() {
+    this.mindMap.off('node_click', this.painterOneNode)
+    this.mindMap.off('draw_click', this.onEndPainter)
+  }
+
+  // 开始格式刷
+  startPainter() {
+    if (this.mindMap.opt.readonly) return
+    let activeNodeList = this.mindMap.renderer.activeNodeList
+    if (activeNodeList.length <= 0) return
+    this.painterNode = activeNodeList[0]
+    this.isInPainter = true
+    this.mindMap.emit('painter_start')
+  }
+
+  // 结束格式刷
+  endPainter() {
+    this.painterNode = null
+    this.isInPainter = false
+  }
+
+  onEndPainter() {
+    this.endPainter()
+    this.mindMap.emit('painter_end')
+  }
+
+  // 格式刷某个节点
+  painterOneNode(node) {
+    if (
+      !node ||
+      !this.isInPainter ||
+      !this.painterNode ||
+      !node ||
+      node === this.painterNode
+    )
+      return
+    const style = {}
+    const painterNodeData = this.painterNode.nodeData.data
+    Object.keys(painterNodeData).forEach(key => {
+      if (!nodeDataNoStylePropList.includes(key)) {
+        style[key] = painterNodeData[key]
+      }
+    })
+    node.setStyles(style)
+    if (painterNodeData.activeStyle) {
+      node.setStyles(painterNodeData.activeStyle, true)
+    }
+  }
+
+  // 插件被移除前做的事情
+  beforePluginRemove() {
+    this.unBindEvent()
+  }
+}
+
+Painter.instanceName = 'painter'
+
+export default Painter

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

@@ -1,8 +1,13 @@
 import Quill from 'quill'
 import 'quill/dist/quill.snow.css'
-import html2canvas from 'html2canvas'
-import { walk, getTextFromHtml } from './utils'
-import { CONSTANTS } from './utils/constant'
+import domtoimage from 'dom-to-image-more'
+import {
+  walk,
+  getTextFromHtml,
+  isWhite,
+  getVisibleColorFromTheme
+} from '../utils'
+import { CONSTANTS } from '../constants/constant'
 
 let extended = false
 
@@ -28,7 +33,7 @@ let fontSizeList = new Array(100).fill(0).map((_, index) => {
   return index + 'px'
 })
 
-// 节点支持富文本编辑功能
+// 富文本编辑插件
 class RichText {
   constructor({ mindMap, pluginOpt }) {
     this.mindMap = mindMap
@@ -39,11 +44,15 @@ class RichText {
     this.range = null
     this.lastRange = null
     this.node = null
+    this.isInserting = false
     this.styleEl = null
     this.cacheEditingText = ''
+    this.lostStyle = false
+    this.isCompositing = false
     this.initOpt()
     this.extendQuill()
     this.appendCss()
+    this.bindEvent()
 
     // 处理数据，转成富文本格式
     if (this.mindMap.opt.data) {
@@ -51,6 +60,20 @@ class RichText {
     }
   }
 
+  // 绑定事件
+  bindEvent() {
+    this.onCompositionStart = this.onCompositionStart.bind(this)
+    this.onCompositionEnd = this.onCompositionEnd.bind(this)
+    window.addEventListener('compositionstart', this.onCompositionStart)
+    window.addEventListener('compositionend', this.onCompositionEnd)
+  }
+
+  // 解绑事件
+  unbindEvent() {
+    window.removeEventListener('compositionstart', this.onCompositionStart)
+    window.removeEventListener('compositionend', this.onCompositionEnd)
+  }
+
   // 插入样式
   appendCss() {
     let cssText = `
@@ -59,6 +82,7 @@ class RichText {
         padding: 0;
         height: auto;
         line-height: normal;
+        -webkit-user-select: text;
       }
       
       .ql-container {
@@ -127,11 +151,18 @@ class RichText {
   }
 
   // 显示文本编辑控件
-  showEditText(node, rect) {
+  showEditText(node, rect, isInserting) {
     if (this.showTextEdit) {
       return
     }
+    const {
+      richTextEditFakeInPlace,
+      customInnerElsAppendTo,
+      nodeTextEditZIndex,
+      textAutoWrapWidth
+    } = this.mindMap.opt
     this.node = node
+    this.isInserting = isInserting
     if (!rect) rect = node._textData.node.node.getBoundingClientRect()
     this.mindMap.emit('before_show_text_edit')
     this.mindMap.renderer.textEdit.registerTmpShortcut()
@@ -143,43 +174,79 @@ class RichText {
     let scaleX = rect.width / originWidth
     let scaleY = rect.height / originHeight
     // 内边距
-    const paddingX = 6
-    const paddingY = 4
+    let paddingX = 6
+    let paddingY = 4
+    if (richTextEditFakeInPlace) {
+      let paddingValue = node.getPaddingVale()
+      paddingX = paddingValue.paddingX
+      paddingY = paddingValue.paddingY
+    }
     if (!this.textEditNode) {
       this.textEditNode = document.createElement('div')
       this.textEditNode.classList.add('smm-richtext-node-edit-wrap')
-      this.textEditNode.style.cssText = `position:fixed;box-sizing: border-box;box-shadow: 0 0 20px rgba(0,0,0,.5);outline: none; word-break: break-all;padding: ${paddingY}px ${paddingX}px;`
+      this.textEditNode.style.cssText = `
+        position:fixed; 
+        box-sizing: border-box; 
+        box-shadow: 0 0 20px rgba(0,0,0,.5);
+        outline: none; 
+        word-break: 
+        break-all;padding: ${paddingY}px ${paddingX}px;
+      `
       this.textEditNode.addEventListener('click', e => {
         e.stopPropagation()
       })
-      document.body.appendChild(this.textEditNode)
+      this.textEditNode.addEventListener('mousedown', e => {
+        e.stopPropagation()
+      })
+      this.textEditNode.addEventListener('keydown', e => {
+        if (this.mindMap.renderer.textEdit.checkIsAutoEnterTextEditKey(e)) {
+          e.stopPropagation()
+        }
+      })
+      const targetNode = customInnerElsAppendTo || document.body
+      targetNode.appendChild(this.textEditNode)
     }
     // 使用节点的填充色，否则如果节点颜色是白色的话编辑时看不见
     let bgColor = node.style.merge('fillColor')
+    let color = node.style.merge('color')
     this.textEditNode.style.marginLeft = `-${paddingX * scaleX}px`
     this.textEditNode.style.marginTop = `-${paddingY * scaleY}px`
-    this.textEditNode.style.zIndex = this.mindMap.opt.nodeTextEditZIndex
-    this.textEditNode.style.backgroundColor = bgColor === 'transparent' ? '#fff' : bgColor
+    this.textEditNode.style.zIndex = nodeTextEditZIndex
+    this.textEditNode.style.backgroundColor =
+      bgColor === 'transparent'
+        ? isWhite(color)
+          ? getVisibleColorFromTheme(this.mindMap.themeConfig)
+          : '#fff'
+        : bgColor
     this.textEditNode.style.minWidth = originWidth + paddingX * 2 + 'px'
     this.textEditNode.style.minHeight = originHeight + 'px'
     this.textEditNode.style.left = rect.left + 'px'
     this.textEditNode.style.top = rect.top + 'px'
     this.textEditNode.style.display = 'block'
-    this.textEditNode.style.maxWidth = this.mindMap.opt.textAutoWrapWidth + paddingX * 2 + 'px'
+    this.textEditNode.style.maxWidth = textAutoWrapWidth + paddingX * 2 + 'px'
     this.textEditNode.style.transform = `scale(${scaleX}, ${scaleY})`
     this.textEditNode.style.transformOrigin = 'left top'
+    if (richTextEditFakeInPlace) {
+      this.textEditNode.style.borderRadius =
+        (node.style.merge('borderRadius') || 5) + 'px'
+      if (node.style.merge('shape') == 'roundedRectangle') {
+        this.textEditNode.style.borderRadius = (node.height || 50) + 'px'
+      }
+    }
     if (!node.nodeData.data.richText) {
       // 还不是富文本的情况
       let text = node.nodeData.data.text.split(/\n/gim).join('<br>')
       let html = `<p>${text}</p>`
       this.textEditNode.innerHTML = this.cacheEditingText || html
     } else {
-      this.textEditNode.innerHTML = this.cacheEditingText || node.nodeData.data.text
+      this.textEditNode.innerHTML =
+        this.cacheEditingText || node.nodeData.data.text
     }
     this.initQuillEditor()
     document.querySelector('.ql-editor').style.minHeight = originHeight + 'px'
     this.showTextEdit = true
-    this.focus()
+    // 如果是刚创建的节点，那么默认全选，否则普通激活不全选
+    this.focus(isInserting ? 0 : null)
     if (!node.nodeData.data.richText) {
       // 如果是非富文本的情况，需要手动应用文本样式
       this.setTextStyleIfNotRichText(node)
@@ -198,7 +265,7 @@ class RichText {
       underline: node.style.merge('textDecoration') === 'underline',
       strike: node.style.merge('textDecoration') === 'line-through'
     }
-    this.formatAllText(style)
+    this.pureFormatAllText(style)
   }
 
   // 获取当前正在编辑的内容
@@ -214,7 +281,8 @@ class RichText {
       return
     }
     let html = this.getEditText()
-    let list = nodes && nodes.length > 0 ? nodes : this.mindMap.renderer.activeNodeList
+    let list =
+      nodes && nodes.length > 0 ? nodes : this.mindMap.renderer.activeNodeList
     list.forEach(node => {
       this.mindMap.execCommand('SET_NODE_TEXT', node, html, true)
       if (node.isGeneralization) {
@@ -223,15 +291,12 @@ class RichText {
       }
       this.mindMap.render()
     })
-    this.mindMap.emit(
-      'hide_text_edit',
-      this.textEditNode,
-      list
-    )
+    this.mindMap.emit('hide_text_edit', this.textEditNode, list)
     this.textEditNode.style.display = 'none'
     this.showTextEdit = false
     this.mindMap.emit('rich_text_selection_change', false)
     this.node = null
+    this.isInserting = false
   }
 
   // 初始化Quill富文本编辑器
@@ -246,6 +311,12 @@ class RichText {
               handler: function () {
                 // 覆盖默认的回车键换行
               }
+            },
+            tab: {
+              key: 9,
+              handler: function () {
+                // 覆盖默认的tab键
+              }
             }
           }
         }
@@ -253,6 +324,8 @@ class RichText {
       theme: 'snow'
     })
     this.quill.on('selection-change', range => {
+      // 刚创建的节点全选不需要显示操作条
+      if (this.isInserting) return
       this.lastRange = this.range
       this.range = null
       if (range) {
@@ -281,6 +354,37 @@ class RichText {
         )
       }
     })
+    this.quill.on('text-change', () => {
+      let contents = this.quill.getContents()
+      let len = contents.ops.length
+      // 如果编辑过程中删除所有字符，那么会丢失主题的样式
+      if (len <= 0 || (len === 1 && contents.ops[0].insert === '\n')) {
+        this.lostStyle = true
+        // 需要删除节点的样式数据
+        this.syncFormatToNodeConfig(null, true)
+      } else if (this.lostStyle && !this.isCompositing) {
+        // 如果处于样式丢失状态，那么需要进行格式化加回样式
+        this.setTextStyleIfNotRichText(this.node)
+        this.lostStyle = false
+      }
+    })
+  }
+
+  // 正则输入中文
+  onCompositionStart() {
+    if (!this.showTextEdit) {
+      return
+    }
+    this.isCompositing = true
+  }
+
+  // 中文输入结束
+  onCompositionEnd() {
+    if (!this.showTextEdit || !this.lostStyle) {
+      return
+    }
+    this.isCompositing = false
+    this.setTextStyleIfNotRichText(this.node)
   }
 
   // 选中全部
@@ -289,9 +393,9 @@ class RichText {
   }
 
   // 聚焦
-  focus() {
+  focus(start) {
     let len = this.quill.getLength()
-    this.quill.setSelection(len, len)
+    this.quill.setSelection(typeof start === 'number' ? start : len, len)
   }
 
   // 格式化当前选中的文本
@@ -300,7 +404,9 @@ class RichText {
     this.syncFormatToNodeConfig(config, clear)
     let rangeLost = !this.range
     let range = rangeLost ? this.lastRange : this.range
-    clear ? this.quill.removeFormat(range.index, range.length) : this.quill.formatText(range.index, range.length, config)
+    clear
+      ? this.quill.removeFormat(range.index, range.length)
+      : this.quill.formatText(range.index, range.length, config)
     if (rangeLost) {
       this.quill.setSelection(this.lastRange.index, this.lastRange.length)
     }
@@ -321,6 +427,11 @@ class RichText {
   // 格式化所有文本
   formatAllText(config = {}) {
     this.syncFormatToNodeConfig(config)
+    this.pureFormatAllText(config)
+  }
+
+  // 纯粹的格式化所有文本
+  pureFormatAllText(config = {}) {
     this.quill.formatText(0, this.quill.getLength(), config)
   }
 
@@ -329,7 +440,14 @@ class RichText {
     if (!this.node) return
     if (clear) {
       // 清除文本样式
-      ['fontFamily', 'fontSize', 'fontWeight', 'fontStyle', 'textDecoration', 'color'].forEach((prop) => {
+      ;[
+        'fontFamily',
+        'fontSize',
+        'fontWeight',
+        'fontStyle',
+        'textDecoration',
+        'color'
+      ].forEach(prop => {
         delete this.node.nodeData.data[prop]
       })
     } else {
@@ -412,21 +530,26 @@ class RichText {
     el.appendChild(node)
     this.mindMap.el.appendChild(el)
     // 遍历所有节点，将它们的margin和padding设为0
-    let walk = (root) => {
+    let walk = root => {
       root.style.margin = 0
       root.style.padding = 0
       if (root.hasChildNodes()) {
-        Array.from(root.children).forEach((item) => {
+        Array.from(root.children).forEach(item => {
           walk(item)
         })
       }
     }
     walk(node)
-    let canvas = await html2canvas(el, {
-      backgroundColor: null
-    })
+
+    // 如果使用html2canvas
+    // let canvas = await html2canvas(el, {
+    //   backgroundColor: null
+    // })
+    // return canvas.toDataURL()
+
+    const res = await domtoimage.toPng(el)
     this.mindMap.el.removeChild(el)
-    return canvas.toDataURL()
+    return res
   }
 
   // 将所有节点转换成非富文本节点
@@ -454,13 +577,13 @@ class RichText {
 
   // 处理导入数据
   handleSetData(data) {
-    let walk = (root) => {
+    let walk = root => {
       if (!root.data.richText) {
         root.data.richText = true
         root.data.resetRichText = true
       }
       if (root.children && root.children.length > 0) {
-        Array.from(root.children).forEach((item) => {
+        Array.from(root.children).forEach(item => {
           walk(item)
         })
       }

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

@@ -0,0 +1,172 @@
+import { bfsWalk, getTextFromHtml, isUndef, replaceHtmlText } from '../utils/index'
+
+// 搜索插件
+class Search {
+  //  构造函数
+  constructor({ mindMap }) {
+    this.mindMap = mindMap
+    // 是否正在搜索
+    this.isSearching = false
+    // 搜索文本
+    this.searchText = ''
+    // 匹配的节点列表
+    this.matchNodeList = []
+    // 当前所在的节点列表索引
+    this.currentIndex = -1
+    // 不要复位搜索文本
+    this.notResetSearchText = false
+    // 是否自动跳转下一个匹配节点
+    this.isJumpNext = false
+    this.onDataChange = this.onDataChange.bind(this)
+    this.mindMap.on('data_change', this.onDataChange)
+  }
+
+  // 节点数据改变了，需要重新搜索
+  onDataChange() {
+    if (this.isJumpNext) {
+      this.isJumpNext = false
+      this.search(this.searchText)
+      return
+    }
+    if (this.notResetSearchText) {
+      this.notResetSearchText = false
+      return
+    }
+    this.searchText = ''
+  }
+
+  // 搜索
+  search(text, callback = () => {}) {
+    if (isUndef(text)) return this.endSearch()
+    text = String(text)
+    this.isSearching = true
+    if (this.searchText === text) {
+      // 和上一次搜索文本一样，那么搜索下一个
+      this.searchNext(callback)
+    } else {
+      // 和上次搜索文本不一样，那么重新开始
+      this.searchText = text
+      this.doSearch()
+      this.searchNext(callback)
+    }
+    this.emitEvent()
+  }
+
+  // 结束搜索
+  endSearch() {
+    if (!this.isSearching) return
+    this.searchText = ''
+    this.matchNodeList = []
+    this.currentIndex = -1
+    this.notResetSearchText = false
+    this.isSearching = false
+    this.emitEvent()
+  }
+
+  // 搜索匹配的节点
+  doSearch() {
+    this.matchNodeList = []
+    this.currentIndex = -1
+    bfsWalk(this.mindMap.renderer.root, node => {
+      let { richText, text } = node.nodeData.data
+      if (richText) {
+        text = getTextFromHtml(text)
+      }
+      if (text.includes(this.searchText)) {
+        this.matchNodeList.push(node)
+      }
+    })
+  }
+
+  // 搜索下一个，定位到下一个匹配节点
+  searchNext(callback) {
+    if (!this.isSearching || this.matchNodeList.length <= 0) return
+    if (this.currentIndex < this.matchNodeList.length - 1) {
+      this.currentIndex++
+    } else {
+      this.currentIndex = 0
+    }
+    let currentNode = this.matchNodeList[this.currentIndex]
+    this.notResetSearchText = true
+    this.mindMap.execCommand('GO_TARGET_NODE', currentNode, () => {
+      this.notResetSearchText = false
+      callback()
+    })
+  }
+
+  // 替换当前节点
+  replace(replaceText, jumpNext = false) {
+    if (
+      replaceText === null ||
+      replaceText === undefined ||
+      !this.isSearching ||
+      this.matchNodeList.length <= 0
+    )
+      return
+    // 自动跳转下一个匹配节点
+    this.isJumpNext = jumpNext
+    replaceText = String(replaceText)
+    let currentNode = this.matchNodeList[this.currentIndex]
+    if (!currentNode) return
+    let text = this.getReplacedText(currentNode, this.searchText, replaceText)
+    this.notResetSearchText = true
+    currentNode.setText(text, currentNode.nodeData.data.richText, true)
+    this.matchNodeList = this.matchNodeList.filter(node => {
+      return currentNode !== node
+    })
+    if (this.currentIndex > this.matchNodeList.length - 1) {
+      this.currentIndex = -1
+    } else {
+      this.currentIndex--
+    }
+    this.emitEvent()
+  }
+
+  // 替换所有
+  replaceAll(replaceText) {
+    if (
+      replaceText === null ||
+      replaceText === undefined ||
+      !this.isSearching ||
+      this.matchNodeList.length <= 0
+    )
+      return
+    replaceText = String(replaceText)
+    this.matchNodeList.forEach(node => {
+      let text = this.getReplacedText(node, this.searchText, replaceText)
+      this.mindMap.renderer.setNodeDataRender(
+        node,
+        {
+          text,
+          resetRichText: !!node.nodeData.data.richText
+        },
+        true
+      )
+    })
+    this.mindMap.render()
+    this.mindMap.command.addHistory()
+    this.endSearch()
+  }
+
+  // 获取某个节点替换后的文本
+  getReplacedText(node, searchText, replaceText) {
+    let { richText, text } = node.nodeData.data
+    if (richText) {
+      return replaceHtmlText(text, searchText, replaceText)
+    } else {
+      return text.replaceAll(searchText, replaceText)
+    }
+  }
+
+  // 发送事件
+  emitEvent() {
+    this.mindMap.emit('search_info_change', {
+      currentIndex: this.currentIndex,
+      total: this.matchNodeList.length
+    })
+  }
+}
+
+Search.instanceName = 'search'
+
+export default Search

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

@@ -1,7 +1,6 @@
-import { bfsWalk, throttle } from './utils'
-
-//  选择节点类
+import { bfsWalk, throttle } from '../utils'
 
+// 节点选择插件
 class Select {
   //  构造函数
   constructor({ mindMap }) {
@@ -22,9 +21,14 @@ class Select {
       if (this.mindMap.opt.readonly) {
         return
       }
-      if (!e.ctrlKey && e.which !== 3) {
+      let { useLeftKeySelectionRightKeyDrag } = this.mindMap.opt
+      if (
+        !e.ctrlKey &&
+        (useLeftKeySelectionRightKeyDrag ? e.which !== 1 : e.which !== 3)
+      ) {
         return
       }
+      e.preventDefault()
       this.isMousedown = true
       let { x, y } = this.mindMap.toPos(e.clientX, e.clientY)
       this.mouseDownX = x
@@ -146,25 +150,24 @@ class Select {
       let bottom = (top + height) * scaleY + translateY
       left = left * scaleX + translateX
       top = top * scaleY + translateY
-      if ((left >= minx && left <= maxx ||
-          right >= minx && right <= maxx) && 
-          (top >= miny && top <= maxy ||
-          bottom >= miny && bottom <= maxy)
-        ) {
+      if (
+        ((left >= minx && left <= maxx) || (right >= minx && right <= maxx)) &&
+        ((top >= miny && top <= maxy) || (bottom >= miny && bottom <= maxy))
+      ) {
         // this.mindMap.batchExecution.push('activeNode' + node.uid, () => {
-          if (node.nodeData.data.isActive) {
-            return
-          }
-          this.mindMap.renderer.setNodeActive(node, true)
-          this.mindMap.renderer.addActiveNode(node)
+        if (node.nodeData.data.isActive) {
+          return
+        }
+        this.mindMap.renderer.setNodeActive(node, true)
+        this.mindMap.renderer.addActiveNode(node)
         // })
       } else if (node.nodeData.data.isActive) {
         // this.mindMap.batchExecution.push('activeNode' + node.uid, () => {
-          if (!node.nodeData.data.isActive) {
-            return
-          }
-          this.mindMap.renderer.setNodeActive(node, false)
-          this.mindMap.renderer.removeActiveNode(node)
+        if (!node.nodeData.data.isActive) {
+          return
+        }
+        this.mindMap.renderer.setNodeActive(node, false)
+        this.mindMap.renderer.removeActiveNode(node)
         // })
       }
     })

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

@@ -0,0 +1,155 @@
+// 手势事件支持插件
+class TouchEvent {
+  //  构造函数
+  constructor({ mindMap }) {
+    this.mindMap = mindMap
+    this.touchesNum = 0
+    this.singleTouchstartEvent = null
+    this.clickNum = 0
+    this.touchStartScaleView = null
+    this.bindEvent()
+  }
+
+  // 绑定事件
+  bindEvent() {
+    this.onTouchstart = this.onTouchstart.bind(this)
+    this.onTouchmove = this.onTouchmove.bind(this)
+    this.onTouchcancel = this.onTouchcancel.bind(this)
+    this.onTouchend = this.onTouchend.bind(this)
+    window.addEventListener('touchstart', this.onTouchstart)
+    window.addEventListener('touchmove', this.onTouchmove)
+    window.addEventListener('touchcancel', this.onTouchcancel)
+    window.addEventListener('touchend', this.onTouchend)
+  }
+
+  // 解绑事件
+  unBindEvent() {
+    window.removeEventListener('touchstart', this.onTouchstart)
+    window.removeEventListener('touchmove', this.onTouchmove)
+    window.removeEventListener('touchcancel', this.onTouchcancel)
+    window.removeEventListener('touchend', this.onTouchend)
+  }
+
+  // 手指按下事件
+  onTouchstart(e) {
+    this.touchesNum = e.touches.length
+    this.touchStartScaleView = null
+    if (this.touchesNum === 1) {
+      let touch = e.touches[0]
+      this.singleTouchstartEvent = touch
+      this.dispatchMouseEvent('mousedown', touch.target, touch)
+    }
+  }
+
+  // 手指移动事件
+  onTouchmove(e) {
+    let len = e.touches.length
+    if (len === 1) {
+      let touch = e.touches[0]
+      this.dispatchMouseEvent('mousemove', touch.target, touch)
+    } else if (len === 2) {
+      let touch1 = e.touches[0]
+      let touch2 = e.touches[1]
+      let ox = touch1.clientX - touch2.clientX
+      let oy = touch1.clientY - touch2.clientY
+      let distance = Math.sqrt(Math.pow(ox, 2) + Math.pow(oy, 2))
+      // 以两指中心点进行缩放
+      let { x: touch1ClientX, y: touch1ClientY } = this.mindMap.toPos(
+        touch1.clientX,
+        touch1.clientY
+      )
+      let { x: touch2ClientX, y: touch2ClientY } = this.mindMap.toPos(
+        touch2.clientX,
+        touch2.clientY
+      )
+      let cx = (touch1ClientX + touch2ClientX) / 2
+      let cy = (touch1ClientY + touch2ClientY) / 2
+      // 手势缩放,基于最开始的位置进行缩放(基于前一个位置缩放不是线性关系); 缩放同时支持位置拖动
+      const view = this.mindMap.view
+      if (!this.touchStartScaleView) {
+        this.touchStartScaleView = {
+          distance: distance,
+          scale: view.scale,
+          x: view.x,
+          y: view.y,
+          cx: cx,
+          cy: cy
+        }
+        return
+      }
+      const viewBefore = this.touchStartScaleView
+      let scale = viewBefore.scale * (distance / viewBefore.distance)
+      if (Math.abs(distance - viewBefore.distance) <= 10) {
+        scale = viewBefore.scale
+      }
+      const ratio = 1 - scale / viewBefore.scale
+      view.scale = scale < 0.1 ? 0.1 : scale
+      view.x =
+        viewBefore.x +
+        (cx - viewBefore.x) * ratio +
+        (cx - viewBefore.cx) * scale
+      view.y =
+        viewBefore.y +
+        (cy - viewBefore.y) * ratio +
+        (cy - viewBefore.cy) * scale
+      view.transform()
+      this.mindMap.emit('scale', scale)
+    }
+  }
+
+  // 手指取消事件
+  onTouchcancel(e) {}
+
+  // 手指松开事件
+  onTouchend(e) {
+    this.dispatchMouseEvent('mouseup', e.target)
+    if (this.touchesNum === 1) {
+      // 模拟双击事件
+      this.clickNum++
+      setTimeout(() => {
+        this.clickNum = 0
+      }, 300)
+      let ev = this.singleTouchstartEvent
+      if (this.clickNum > 1) {
+        this.clickNum = 0
+        this.dispatchMouseEvent('dblclick', ev.target, ev)
+      } else {
+        // 点击事件应该不用模拟
+        // this.dispatchMouseEvent('click', ev.target, ev)
+      }
+    }
+    this.touchesNum = 0
+    this.singleTouchstartEvent = null
+    this.touchStartScaleView = null
+  }
+
+  // 发送鼠标事件
+  dispatchMouseEvent(eventName, target, e) {
+    let opt = {}
+    if (e) {
+      opt = {
+        screenX: e.screenX,
+        screenY: e.screenY,
+        clientX: e.clientX,
+        clientY: e.clientY,
+        which: 1
+      }
+    }
+    let event = new MouseEvent(eventName, {
+      view: window,
+      bubbles: true,
+      cancelable: true,
+      ...opt
+    })
+    target.dispatchEvent(event)
+  }
+
+  // 插件被移除前做的事情
+  beforePluginRemove() {
+    this.unBindEvent()
+  }
+}
+
+TouchEvent.instanceName = 'touchEvent'
+
+export default TouchEvent

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

@@ -1,8 +1,8 @@
 import { Text, G } from '@svgdotjs/svg.js'
-import { degToRad, camelCaseToHyphen } from './utils'
+import { degToRad, camelCaseToHyphen } from '../utils'
 import merge from 'deepmerge'
 
-// 水印类
+// 水印插件
 class Watermark {
   constructor(opt = {}) {
     this.mindMap = opt.mindMap

simple-mind-map/src/plugins/associativeLine/associativeLineText.js

@@ -1,5 +1,5 @@
 import { Text } from '@svgdotjs/svg.js'
-import { getStrWithBrFromHtml } from './index'
+import { getStrWithBrFromHtml } from '../../utils/index'
 
 // 创建文字节点
 function createText(data) {
@@ -47,7 +47,8 @@ function showEditTextBox(g) {
     this.textEditNode.addEventListener('click', e => {
       e.stopPropagation()
     })
-    document.body.appendChild(this.textEditNode)
+    const targetNode = this.mindMap.opt.customInnerElsAppendTo || document.body
+    targetNode.appendChild(this.textEditNode)
   }
   let {
     associativeLineTextFontSize,

simple-mind-map/src/svg/btns.js

@@ -4,7 +4,15 @@ const open = `<svg t="1618141562310" class="icon" viewBox="0 0 1024 1024" versio
 //  收缩按钮
 const close = `<svg t="1618141589243" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="13611" width="200" height="200"><path d="M512 105.472c225.28 0 407.04 181.76 407.04 407.04s-181.76 407.04-407.04 407.04-407.04-181.76-407.04-407.04 181.76-407.04 407.04-407.04z m0-74.24c-265.216 0-480.768 215.552-480.768 480.768s215.552 480.768 480.768 480.768 480.768-215.552 480.768-480.768-215.552-480.768-480.768-480.768z" p-id="13612"></path><path d="M252.928 474.624h518.144v74.24h-518.144z" p-id="13613"></path></svg>`
 
+// 删除按钮
+const remove = `<svg width="14px" height="14px" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="13611" width="200" height="200"><path fill="#ffffff" d="M512 105.472c225.28 0 407.04 181.76 407.04 407.04s-181.76 407.04-407.04 407.04-407.04-181.76-407.04-407.04 181.76-407.04 407.04-407.04z m0-74.24c-265.216 0-480.768 215.552-480.768 480.768s215.552 480.768 480.768 480.768 480.768-215.552 480.768-480.768-215.552-480.768-480.768-480.768z" p-id="13612"></path><path fill="#ffffff" d="M252.928 474.624h518.144v74.24h-518.144z" p-id="13613"></path></svg>`
+
+// 图片调整按钮
+const imgAdjust = `<svg width="12px" height="12px" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg"><path fill="#ffffff" d="M1008.128 614.4a25.6 25.6 0 0 0-27.648 5.632l-142.848 142.848L259.072 186.88 401.92 43.52A25.6 25.6 0 0 0 384 0h-358.4a25.6 25.6 0 0 0-25.6 25.6v358.4a25.6 25.6 0 0 0 43.52 17.92l143.36-142.848 578.048 578.048-142.848 142.848a25.6 25.6 0 0 0 17.92 43.52h358.4a25.6 25.6 0 0 0 25.6-25.6v-358.4a25.6 25.6 0 0 0-15.872-25.088z"  /></svg>`
+
 export default {
   open,
-  close
+  close,
+  remove,
+  imgAdjust
 }

simple-mind-map/src/themes/default.js

@@ -18,6 +18,8 @@ export default {
   lineDasharray: 'none',
   // 连线风格
   lineStyle: 'straight', // 针对logicalStructure、mindMap两种结构。曲线（curve）、直线（straight）、直连（direct）
+  // 曲线连接时，根节点和其他节点的连接线样式保持统一，默认根节点为 ( 型，其他节点为 { 型，设为true后，都为 { 型
+  rootLineKeepSameInCurve: true,
   // 概要连线的粗细
   generalizationLineWidth: 1,
   // 概要连线的颜色

simple-mind-map/src/utils/BatchExecution.js

@@ -1,4 +1,4 @@
-import { nextTick } from './utils'
+import { nextTick } from '.'
 
 //  批量执行
 class BatchExecution {

simple-mind-map/src/utils/index.js

@@ -1,3 +1,5 @@
+import { v4 as uuidv4 } from 'uuid'
+
 //  深度优先遍历树
 export const walk = (
   root,
@@ -31,9 +33,11 @@ export const walk = (
 
 //  广度优先遍历树
 export const bfsWalk = (root, callback) => {
-  callback(root)
   let stack = [root]
   let isStop = false
+  if (callback(root, null) === 'stop') {
+    isStop = true
+  }
   while (stack.length) {
     if (isStop) {
       break
@@ -41,8 +45,9 @@ export const bfsWalk = (root, callback) => {
     let cur = stack.shift()
     if (cur.children && cur.children.length) {
       cur.children.forEach(item => {
+        if (isStop) return
         stack.push(item)
-        if (callback(item) === 'stop') {
+        if (callback(item, cur) === 'stop') {
           isStop = true
         }
       })
@@ -50,6 +55,26 @@ export const bfsWalk = (root, callback) => {
   }
 }
 
+// 按原比例缩放图片
+export const resizeImgSizeByOriginRatio = (
+  width,
+  height,
+  newWidth,
+  newHeight
+) => {
+  let arr = []
+  let nRatio = width / height
+  let mRatio = newWidth / newHeight
+  if (nRatio > mRatio) {
+    // 固定高度
+    arr = [nRatio * newHeight, newHeight]
+  } else {
+    // 固定宽度
+    arr = [newWidth, newWidth / nRatio]
+  }
+  return arr
+}
+
 //  缩放图片尺寸
 export const resizeImgSize = (width, height, maxWidth, maxHeight) => {
   let nRatio = width / height
@@ -137,7 +162,12 @@ export const copyRenderTree = (tree, root, removeActiveState = false) => {
 }
 
 //  复制节点树数据
-export const copyNodeTree = (tree, root, removeActiveState = false, keepId = false) => {
+export const copyNodeTree = (
+  tree,
+  root,
+  removeActiveState = false,
+  keepId = false
+) => {
   tree.data = simpleDeepClone(root.nodeData ? root.nodeData.data : root.data)
   // 去除节点id，因为节点id不能重复
   if (tree.data.id && !keepId) delete tree.data.id
@@ -188,6 +218,18 @@ export const imgToDataUrl = src => {
   })
 }
 
+// 解析dataUrl
+export const parseDataUrl = data => {
+  if (!/^data:/.test(data)) return data
+  let [typeStr, base64] = data.split(',')
+  let res = /^data:[^/]+\/([^;]+);/.exec(typeStr)
+  let type = res[1]
+  return {
+    type,
+    base64
+  }
+}
+
 //  下载文件
 export const downloadFile = (file, fileName) => {
   let a = document.createElement('a')
@@ -236,8 +278,8 @@ export const degToRad = deg => {
   return deg * (Math.PI / 180)
 }
 
-// 驼峰转连字符 
-export const camelCaseToHyphen = (str) => {
+// 驼峰转连字符
+export const camelCaseToHyphen = str => {
   return str.replace(/([a-z])([A-Z])/g, (...args) => {
     return args[1] + '-' + args[2].toLowerCase()
   })
@@ -258,11 +300,8 @@ export const measureText = (text, { italic, bold, fontSize, fontFamily }) => {
   }
   measureTextContext.save()
   measureTextContext.font = font
-  const {
-    width,
-    actualBoundingBoxAscent,
-    actualBoundingBoxDescent
-  } = measureTextContext.measureText(text)
+  const { width, actualBoundingBoxAscent, actualBoundingBoxDescent } =
+    measureTextContext.measureText(text)
   measureTextContext.restore()
   const height = actualBoundingBoxAscent + actualBoundingBoxDescent
   return { width, height }
@@ -270,7 +309,9 @@ export const measureText = (text, { italic, bold, fontSize, fontFamily }) => {
 
 // 拼接font字符串
 export const joinFontStr = ({ italic, bold, fontSize, fontFamily }) => {
-  return `${italic ? 'italic ' : ''} ${bold ? 'bold ' : ''} ${fontSize}px ${fontFamily} `
+  return `${italic ? 'italic ' : ''} ${
+    bold ? 'bold ' : ''
+  } ${fontSize}px ${fontFamily} `
 }
 
 //  在下一个事件循环里执行任务
@@ -336,7 +377,7 @@ export const checkNodeOuter = (mindMap, node) => {
 
 // 提取html字符串里的纯文本
 let getTextFromHtmlEl = null
-export const getTextFromHtml = (html) => {
+export const getTextFromHtml = html => {
   if (!getTextFromHtmlEl) {
     getTextFromHtmlEl = document.createElement('div')
   }
@@ -345,15 +386,249 @@ export const getTextFromHtml = (html) => {
 }
 
 // 将blob转成data:url
-export const readBlob = (blob) => {
+export const readBlob = blob => {
   return new Promise((resolve, reject) => {
     let reader = new FileReader()
-    reader.onload = (evt) => {
+    reader.onload = evt => {
       resolve(evt.target.result)
     }
-    reader.onerror = (err) => {
+    reader.onerror = err => {
       reject(err)
     }
     reader.readAsDataURL(blob)
   })
-}
+}
+
+// 将dom节点转换成html字符串
+let nodeToHTMLWrapEl = null
+export const nodeToHTML = node => {
+  if (!nodeToHTMLWrapEl) {
+    nodeToHTMLWrapEl = document.createElement('div')
+  }
+  nodeToHTMLWrapEl.innerHTML = ''
+  nodeToHTMLWrapEl.appendChild(node)
+  return nodeToHTMLWrapEl.innerHTML
+}
+
+// 获取图片大小
+export const getImageSize = src => {
+  return new Promise(resolve => {
+    let img = new Image()
+    img.src = src
+    img.onload = () => {
+      resolve({
+        width: img.width,
+        height: img.height
+      })
+    }
+    img.onerror = () => {
+      resolve({
+        width: 0,
+        height: 0
+      })
+    }
+  })
+}
+
+// 创建节点唯一的id
+export const createUid = () => {
+  return uuidv4()
+}
+
+// 加载图片文件
+export const loadImage = imgFile => {
+  return new Promise((resolve, reject) => {
+    let fr = new FileReader()
+    fr.readAsDataURL(imgFile)
+    fr.onload = async e => {
+      let url = e.target.result
+      let size = await getImageSize(url)
+      resolve({
+        url,
+        size
+      })
+    }
+    fr.onerror = error => {
+      reject(error)
+    }
+  })
+}
+
+// 移除字符串中的html实体
+export const removeHTMLEntities = str => {
+  ;[[' ', ' ']].forEach(item => {
+    str = str.replaceAll(item[0], item[1])
+  })
+  return str
+}
+
+// 获取一个数据的类型
+export const getType = data => {
+  return Object.prototype.toString.call(data).slice(7, -1)
+}
+
+// 判断一个数据是否是null和undefined和空字符串
+export const isUndef = data => {
+  return data === null || data === undefined || data === ''
+}
+
+// 移除html字符串中节点的内联样式
+export const removeHtmlStyle = html => {
+  return html.replaceAll(/(<[^\s]+)\s+style=["'][^'"]+["']\s*(>)/g, '$1$2')
+}
+
+// 给html标签中指定的标签添加内联样式
+export const addHtmlStyle = (html, tag, style) => {
+  const reg = new RegExp(`(<${tag}[^>]*)(>[^<>]*</${tag}>)`, 'g')
+  return html.replaceAll(reg, `$1 style="${style}"$2`)
+}
+
+// 检查一个字符串是否是富文本字符
+let checkIsRichTextEl = null
+export const checkIsRichText = str => {
+  if (!checkIsRichTextEl) {
+    checkIsRichTextEl = document.createElement('div')
+  }
+  checkIsRichTextEl.innerHTML = str
+  for (let c = checkIsRichTextEl.childNodes, i = c.length; i--; ) {
+    if (c[i].nodeType == 1) return true
+  }
+  return false
+}
+
+// 搜索和替换html字符串中指定的文本
+let replaceHtmlTextEl = null
+export const replaceHtmlText = (html, searchText, replaceText) => {
+  if (!replaceHtmlTextEl) {
+    replaceHtmlTextEl = document.createElement('div')
+  }
+  replaceHtmlTextEl.innerHTML = html
+  let walk = root => {
+    let childNodes = root.childNodes
+    childNodes.forEach(node => {
+      if (node.nodeType === 1) {
+        // 元素节点
+        walk(node)
+      } else if (node.nodeType === 3) {
+        // 文本节点
+        root.replaceChild(
+          document.createTextNode(
+            node.nodeValue.replaceAll(searchText, replaceText)
+          ),
+          node
+        )
+      }
+    })
+  }
+  walk(replaceHtmlTextEl)
+  return replaceHtmlTextEl.innerHTML
+}
+
+// 判断一个颜色是否是白色
+export const isWhite = color => {
+  color = String(color).replaceAll(/\s+/g, '')
+  return (
+    ['#fff', '#ffffff', '#FFF', '#FFFFFF', 'rgb(255,255,255)'].includes(
+      color
+    ) || /rgba\(255,255,255,[^)]+\)/.test(color)
+  )
+}
+
+// 判断一个颜色是否是透明
+export const isTransparent = color => {
+  color = String(color).replaceAll(/\s+/g, '')
+  return (
+    ['', 'transparent'].includes(color) || /rgba\(\d+,\d+,\d+,0\)/.test(color)
+  )
+}
+
+// 从当前主题里获取一个非透明非白色的颜色
+export const getVisibleColorFromTheme = themeConfig => {
+  let { lineColor, root, second, node } = themeConfig
+  let list = [
+    lineColor,
+    root.fillColor,
+    root.color,
+    second.fillColor,
+    second.color,
+    node.fillColor,
+    node.color,
+    root.borderColor,
+    second.borderColor,
+    node.borderColor
+  ]
+  for (let i = 0; i < list.length; i++) {
+    let color = list[i]
+    if (!isTransparent(color) && !isWhite(color)) {
+      return color
+    }
+  }
+}
+
+// 将<p><span></span><p>形式的节点富文本内容转换成\n换行的文本
+let nodeRichTextToTextWithWrapEl = null
+export const nodeRichTextToTextWithWrap = html => {
+  if (!nodeRichTextToTextWithWrapEl) {
+    nodeRichTextToTextWithWrapEl = document.createElement('div')
+  }
+  nodeRichTextToTextWithWrapEl.innerHTML = html
+  const childNodes = nodeRichTextToTextWithWrapEl.childNodes
+  let res = ''
+  for (let i = 0; i < childNodes.length; i++) {
+    const node = childNodes[i]
+    if (node.nodeType === 1) {
+      // 元素节点
+      if (node.tagName.toLowerCase() === 'p') {
+        res += node.textContent + '\n'
+      } else {
+        res += node.textContent
+      }
+    } else if (node.nodeType === 3) {
+      // 文本节点
+      res += node.nodeValue
+    }
+  }
+  return res.replace(/\n$/, '')
+}
+
+// 将<br>换行的文本转换成<p><span></span><p>形式的节点富文本内容
+let textToNodeRichTextWithWrapEl = null
+export const textToNodeRichTextWithWrap = html => {
+  if (!textToNodeRichTextWithWrapEl) {
+    textToNodeRichTextWithWrapEl = document.createElement('div')
+  }
+  textToNodeRichTextWithWrapEl.innerHTML = html
+  const childNodes = textToNodeRichTextWithWrapEl.childNodes
+  let list = []
+  let str = ''
+  for (let i = 0; i < childNodes.length; i++) {
+    const node = childNodes[i]
+    if (node.nodeType === 1) {
+      // 元素节点
+      if (node.tagName.toLowerCase() === 'br') {
+        list.push(str)
+        str = ''
+      } else {
+        str += node.textContent
+      }
+    } else if (node.nodeType === 3) {
+      // 文本节点
+      str += node.nodeValue
+    }
+  }
+  if (str) {
+    list.push(str)
+  }
+  return list
+    .map(item => {
+      return `<p><span>${item}</span></p>`
+    })
+    .join('')
+}
+
+// 判断是否是移动端环境
+export const isMobile = () => {
+  return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(
+    navigator.userAgent
+  )
+}

web/.env.library

@@ -0,0 +1 @@
+NODE_ENV=library

web/package-lock.json

@@ -33,8 +33,10 @@
         "markdown-it": "^13.0.1",
         "markdown-it-checkbox": "^1.1.0",
         "prettier": "^1.19.1",
+        "vconsole": "^3.15.1",
         "vue-template-compiler": "^2.6.11",
-        "webpack": "^4.44.2"
+        "webpack": "^4.44.2",
+        "webpack-dynamic-public-path": "^1.0.8"
       }
     },
     "node_modules/@achrinza/node-ipc": {
@@ -5168,6 +5170,18 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/copy-text-to-clipboard": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/copy-text-to-clipboard/-/copy-text-to-clipboard-3.1.0.tgz",
+      "integrity": "sha512-PFM6BnjLnOON/lB3ta/Jg7Ywsv+l9kQGD4TWDCSlRBGmqnnTM5MrDkhAFgw+8HZt0wW6Q2BBE4cmy9sq+s9Qng==",
+      "dev": true,
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/copy-webpack-plugin": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/copy-webpack-plugin/-/copy-webpack-plugin-5.1.2.tgz",
@@ -10351,6 +10365,12 @@
       "integrity": "sha512-cnAsSVxIDsYt0v7HmC0hWZFwwXSh+E6PgCrREDuN/EsjgLwA5XRmlMHhSiDPrt6HxY1gTivEa/Zh7GtODoLevQ==",
       "dev": true
     },
+    "node_modules/mutation-observer": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/mutation-observer/-/mutation-observer-1.0.3.tgz",
+      "integrity": "sha512-M/O/4rF2h776hV7qGMZUH3utZLO/jK7p8rnNgGkjKUw8zCGjRQPxB8z6+5l8+VjRUQ3dNYu4vjqXYLr+U8ZVNA==",
+      "dev": true
+    },
     "node_modules/mute-stream": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.8.tgz",
@@ -15185,6 +15205,18 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/vconsole": {
+      "version": "3.15.1",
+      "resolved": "https://registry.npmjs.org/vconsole/-/vconsole-3.15.1.tgz",
+      "integrity": "sha512-KH8XLdrq9T5YHJO/ixrjivHfmF2PC2CdVoK6RWZB4yftMykYIaXY1mxZYAic70vADM54kpMQF+dYmvl5NRNy1g==",
+      "dev": true,
+      "dependencies": {
+        "@babel/runtime": "^7.17.2",
+        "copy-text-to-clipboard": "^3.0.1",
+        "core-js": "^3.11.0",
+        "mutation-observer": "^1.0.3"
+      }
+    },
     "node_modules/vendors": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/vendors/-/vendors-1.0.4.tgz",
@@ -16193,6 +16225,12 @@
         "decamelize": "^1.2.0"
       }
     },
+    "node_modules/webpack-dynamic-public-path": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/webpack-dynamic-public-path/-/webpack-dynamic-public-path-1.0.8.tgz",
+      "integrity": "sha512-AF6onorpvmiC+I/dQ19SOi+oN66oEy9h4deam7gPs1Qa1mOQ9i7IRsOahaukohKAciys7NfX+YFboRn4rmpuKw==",
+      "dev": true
+    },
     "node_modules/webpack-log": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/webpack-log/-/webpack-log-2.0.0.tgz",
@@ -20525,6 +20563,12 @@
       "integrity": "sha512-XgZ0pFcakEUlbwQEVNg3+QAis1FyTL3Qel9FYy8pSkQqoG3PNoT0bOCQtOXcOkur21r2Eq2kI+IE+gsmAEVlYw==",
       "dev": true
     },
+    "copy-text-to-clipboard": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/copy-text-to-clipboard/-/copy-text-to-clipboard-3.1.0.tgz",
+      "integrity": "sha512-PFM6BnjLnOON/lB3ta/Jg7Ywsv+l9kQGD4TWDCSlRBGmqnnTM5MrDkhAFgw+8HZt0wW6Q2BBE4cmy9sq+s9Qng==",
+      "dev": true
+    },
     "copy-webpack-plugin": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/copy-webpack-plugin/-/copy-webpack-plugin-5.1.2.tgz",
@@ -24567,6 +24611,12 @@
       "integrity": "sha512-cnAsSVxIDsYt0v7HmC0hWZFwwXSh+E6PgCrREDuN/EsjgLwA5XRmlMHhSiDPrt6HxY1gTivEa/Zh7GtODoLevQ==",
       "dev": true
     },
+    "mutation-observer": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/mutation-observer/-/mutation-observer-1.0.3.tgz",
+      "integrity": "sha512-M/O/4rF2h776hV7qGMZUH3utZLO/jK7p8rnNgGkjKUw8zCGjRQPxB8z6+5l8+VjRUQ3dNYu4vjqXYLr+U8ZVNA==",
+      "dev": true
+    },
     "mute-stream": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.8.tgz",
@@ -28566,6 +28616,18 @@
       "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==",
       "dev": true
     },
+    "vconsole": {
+      "version": "3.15.1",
+      "resolved": "https://registry.npmjs.org/vconsole/-/vconsole-3.15.1.tgz",
+      "integrity": "sha512-KH8XLdrq9T5YHJO/ixrjivHfmF2PC2CdVoK6RWZB4yftMykYIaXY1mxZYAic70vADM54kpMQF+dYmvl5NRNy1g==",
+      "dev": true,
+      "requires": {
+        "@babel/runtime": "^7.17.2",
+        "copy-text-to-clipboard": "^3.0.1",
+        "core-js": "^3.11.0",
+        "mutation-observer": "^1.0.3"
+      }
+    },
     "vendors": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/vendors/-/vendors-1.0.4.tgz",
@@ -29421,6 +29483,12 @@
         }
       }
     },
+    "webpack-dynamic-public-path": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/webpack-dynamic-public-path/-/webpack-dynamic-public-path-1.0.8.tgz",
+      "integrity": "sha512-AF6onorpvmiC+I/dQ19SOi+oN66oEy9h4deam7gPs1Qa1mOQ9i7IRsOahaukohKAciys7NfX+YFboRn4rmpuKw==",
+      "dev": true
+    },
     "webpack-log": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/webpack-log/-/webpack-log-2.0.0.tgz",

web/package.json

@@ -6,10 +6,11 @@
     "serve": "vue-cli-service serve",
     "build": "vue-cli-service build && node ../copy.js",
     "lint": "vue-cli-service lint",
-    "buildLibrary": "vue-cli-service build --target lib --name simpleMindMap ../simple-mind-map/full.js --dest ../simple-mind-map/dist && esbuild ../simple-mind-map/full.js --bundle --external:buffer --format=esm --outfile=../simple-mind-map/dist/simpleMindMap.esm.js",
+    "buildLibrary": "vue-cli-service build --mode library --target lib --name simpleMindMap ../simple-mind-map/full.js --dest ../simple-mind-map/dist && esbuild ../simple-mind-map/full.js --bundle --external:buffer --format=esm --outfile=../simple-mind-map/dist/simpleMindMap.esm.js && esbuild ../simple-mind-map/full.js --bundle --minify --external:buffer --format=esm --outfile=../simple-mind-map/dist/simpleMindMap.esm.min.js",
     "format": "prettier --write src/* src/*/* src/*/*/* src/*/*/*/*",
     "buildDoc": "node ./scripts/buildDoc.js",
-    "autoBuildDoc": "node ./scripts/autoBuildDoc.js"
+    "autoBuildDoc": "node ./scripts/autoBuildDoc.js",
+    "createNodeImageList": "node ./scripts/createNodeImageList.js"
   },
   "dependencies": {
     "@toast-ui/editor": "^3.1.5",
@@ -37,8 +38,10 @@
     "markdown-it": "^13.0.1",
     "markdown-it-checkbox": "^1.1.0",
     "prettier": "^1.19.1",
+    "vconsole": "^3.15.1",
     "vue-template-compiler": "^2.6.11",
-    "webpack": "^4.44.2"
+    "webpack": "^4.44.2",
+    "webpack-dynamic-public-path": "^1.0.8"
   },
   "eslintConfig": {
     "root": true,

web/public/index.html

@@ -3,9 +3,15 @@
   <head>
     <meta charset="utf-8">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
-    <meta name="viewport" content="width=device-width,initial-scale=1.0">
-    <link rel="icon" href="./dist/logo.png">
-    <title>一个简单的web思维导图实现</title>
+    <meta name="viewport" content="width=device-width,user-scalable=no,initial-scale=1.0,maximum-scale=1.0,minimum-scale=1.0">
+    <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>
   </head>
   <body>
     <noscript>
@@ -13,5 +19,73 @@
     </noscript>
     <div id="app"></div>
     <!-- built files will be auto injected -->
+    <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>
   </body>
 </html>

web/scripts/createNodeImageList.js

@@ -0,0 +1,50 @@
+const path = require('path')
+const fs = require('fs')
+
+const fileDest = path.join(__dirname, '../src/assets/svg')
+const targetDest = path.join(__dirname, '../src/config/image.js')
+
+const run = (dir) => {
+    let dirs = fs.readdirSync(dir)
+    dirs.forEach(item => {
+        let cur = path.join(dir, item)
+        if (fs.statSync(cur).isDirectory()) {
+            walkDir(cur, item)
+        }
+    })
+}
+
+const list = []
+const importList = []
+const walkDir = (dir, item) => {
+    let files = fs.readdirSync(dir)
+    let name = files.find((file) => {
+        return !/\./.test(file)
+    })
+    let fileList = files.filter((file) => {
+        return /\.svg$/.test(file)
+    })
+    let itemList = []
+    fileList.forEach((file) => {
+        let fileName = item + '_' + file.replace(/\.svg$/, '').replaceAll('-', '')
+        importList.push(`import ${fileName} from '../assets/svg/${item}/${file}'`)
+        itemList.push({
+            url: fileName,
+            width: 100,
+            height: 100
+        })
+    })
+    list.push({
+        name,
+        list: itemList
+    })
+    const content = `
+// 该文件请运行npm run createNodeImageList命令自动生成
+${importList.join('\n')}
+export default ${JSON.stringify(list, null, 2).replace(/(url":\s*)"([^"]+)"(,)/g, '$1$2$3')}
+`
+    fs.writeFileSync(targetDest, content)
+}
+
+run(fileDest)
+console.log('运行成功')

web/src/api/index.js

@@ -6,6 +6,8 @@ const SIMPLE_MIND_MAP_DATA = 'SIMPLE_MIND_MAP_DATA'
 const SIMPLE_MIND_MAP_LANG = 'SIMPLE_MIND_MAP_LANG'
 const SIMPLE_MIND_MAP_LOCAL_CONFIG = 'SIMPLE_MIND_MAP_LOCAL_CONFIG'
 
+let mindMapData = null
+
 /**
  * @Author: 王林
  * @Date: 2021-08-02 22:36:48
@@ -29,6 +31,10 @@ const copyMindMapTreeData = (tree, root) => {
  * @Desc: 获取缓存的思维导图数据
  */
 export const getData = () => {
+  if (window.takeOverApp) {
+    mindMapData = window.takeOverAppMethods.getMindMapData()
+    return mindMapData
+  }
   let store = localStorage.getItem(SIMPLE_MIND_MAP_DATA)
   if (store === null) {
     return simpleDeepClone(exampleData)
@@ -48,8 +54,18 @@ export const getData = () => {
  */
 export const storeData = data => {
   try {
-    let originData = getData()
+    let originData = null
+    if (window.takeOverApp) {
+      originData = mindMapData
+    } else {
+      originData = getData()
+    }
     originData.root = copyMindMapTreeData({}, data)
+    if (window.takeOverApp) {
+      mindMapData = originData
+      window.takeOverAppMethods.saveMindMapData(originData)
+      return
+    }
     Vue.prototype.$bus.$emit('write_local_file', originData)
     let dataStr = JSON.stringify(originData)
     localStorage.setItem(SIMPLE_MIND_MAP_DATA, dataStr)
@@ -65,11 +81,21 @@ export const storeData = data => {
  */
 export const storeConfig = config => {
   try {
-    let originData = getData()
+    let originData = null
+    if (window.takeOverApp) {
+      originData = mindMapData
+    } else {
+      originData = getData()
+    }
     originData = {
       ...originData,
       ...config
     }
+    if (window.takeOverApp) {
+      mindMapData = originData
+      window.takeOverAppMethods.saveMindMapData(originData)
+      return
+    }
     Vue.prototype.$bus.$emit('write_local_file', originData)
     let dataStr = JSON.stringify(originData)
     localStorage.setItem(SIMPLE_MIND_MAP_DATA, dataStr)
@@ -85,6 +111,10 @@ export const storeConfig = config => {
  * @Desc: 存储语言
  */
 export const storeLang = lang => {
+  if (window.takeOverApp) {
+    window.takeOverAppMethods.saveLanguage(lang)
+    return
+  }
   localStorage.setItem(SIMPLE_MIND_MAP_LANG, lang)
 }
 
@@ -95,6 +125,9 @@ export const storeLang = lang => {
  * @Desc: 获取存储的语言
  */
 export const getLang = () => {
+  if (window.takeOverApp) {
+    return window.takeOverAppMethods.getLanguage() || 'zh'
+  }
   let lang = localStorage.getItem(SIMPLE_MIND_MAP_LANG)
   if (lang) {
     return lang
@@ -110,6 +143,9 @@ export const getLang = () => {
  * @Desc: 存储本地配置
  */
 export const storeLocalConfig = config => {
+  if (window.takeOverApp) {
+    return window.takeOverAppMethods.saveLocalConfig(config)
+  }
   localStorage.setItem(SIMPLE_MIND_MAP_LOCAL_CONFIG, JSON.stringify(config))
 }
 
@@ -120,6 +156,9 @@ export const storeLocalConfig = config => {
  * @Desc: 获取本地配置
  */
 export const getLocalConfig = () => {
+  if (window.takeOverApp) {
+    return window.takeOverAppMethods.getLocalConfig()
+  }
   let config = localStorage.getItem(SIMPLE_MIND_MAP_LOCAL_CONFIG)
   if (config) {
     return JSON.parse(config)

web/src/assets/icon-font/iconfont.css

@@ -1,8 +1,8 @@
 @font-face {
   font-family: "iconfont"; /* Project id 2479351 */
-  src: url('iconfont.woff2?t=1679621707211') format('woff2'),
-       url('iconfont.woff?t=1679621707211') format('woff'),
-       url('iconfont.ttf?t=1679621707211') format('truetype');
+  src: url('iconfont.woff2?t=1691822758372') format('woff2'),
+       url('iconfont.woff?t=1691822758372') format('woff'),
+       url('iconfont.ttf?t=1691822758372') format('truetype');
 }
 
 .iconfont {
@@ -13,6 +13,82 @@
   -moz-osx-font-smoothing: grayscale;
 }
 
+.icontouming:before {
+  content: "\e60c";
+}
+
+.iconlieri:before {
+  content: "\e60b";
+}
+
+.iconmoon_line:before {
+  content: "\e745";
+}
+
+.iconsousuo:before {
+  content: "\e693";
+}
+
+.iconjiantouyou:before {
+  content: "\e62d";
+}
+
+.iconbianji1:before {
+  content: "\e60a";
+}
+
+.icondaohang1:before {
+  content: "\e632";
+}
+
+.iconyanjing:before {
+  content: "\e8bf";
+}
+
+.iconwangzhan:before {
+  content: "\e628";
+}
+
+.iconcsdn:before {
+  content: "\e608";
+}
+
+.iconshejiaotubiao-10:before {
+  content: "\e644";
+}
+
+.iconstar:before {
+  content: "\e7df";
+}
+
+.iconfork:before {
+  content: "\e641";
+}
+
+.iconxiazai:before {
+  content: "\e613";
+}
+
+.iconteamwork:before {
+  content: "\e870";
+}
+
+.iconshuiyin:before {
+  content: "\e67a";
+}
+
+.iconxmind:before {
+  content: "\ea57";
+}
+
+.iconmouseR:before {
+  content: "\e6bd";
+}
+
+.iconmouseL:before {
+  content: "\e6c0";
+}
+
 .iconwenjian:before {
   content: "\e607";
 }