Feature：1.支持配置节点文本编辑框、节点备注浮层的z-index。2.支持点击画布区域外结束节点编辑状态

simple-mind-map/index.js

@@ -95,7 +95,13 @@ const defaultOpt = {
   initRootNodePosition: null,
   // 导出png、svg、pdf时的图形内边距
   exportPaddingX: 10,
-  exportPaddingY: 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
 }
 
 //  思维导图

simple-mind-map/src/Event.js

@@ -27,6 +27,7 @@ class Event extends EventEmitter {
 
   //  绑定函数上下文
   bindFn() {
+    this.onBodyClick = this.onBodyClick.bind(this)
     this.onDrawClick = this.onDrawClick.bind(this)
     this.onMousedown = this.onMousedown.bind(this)
     this.onMousemove = this.onMousemove.bind(this)
@@ -41,6 +42,7 @@ class Event extends EventEmitter {
 
   //  绑定事件
   bind() {
+    document.body.addEventListener('click', this.onBodyClick)
     this.mindMap.svg.on('click', this.onDrawClick)
     this.mindMap.el.addEventListener('mousedown', this.onMousedown)
     this.mindMap.svg.on('mousedown', this.onSvgMousedown)
@@ -55,6 +57,7 @@ class Event extends EventEmitter {
 
   //  解绑事件
   unbind() {
+    document.body.removeEventListener('click', this.onBodyClick)
     this.mindMap.svg.off('click', this.onDrawClick)
     this.mindMap.el.removeEventListener('mousedown', this.onMousedown)
     window.removeEventListener('mousemove', this.onMousemove)
@@ -71,6 +74,11 @@ class Event extends EventEmitter {
     this.emit('draw_click', e)
   }
 
+  // 页面的单击事件
+  onBodyClick(e) {
+    this.emit('body_click', e)
+  }
+
   //   svg画布的鼠标按下事件
   onSvgMousedown(e) {
     this.emit('svg_mousedown', e)

simple-mind-map/src/RichText.js

@@ -99,6 +99,9 @@ class RichText {
     if (!this.textEditNode) {
       this.textEditNode = document.createElement('div')
       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: 3px 5px;margin-left: -5px;margin-top: -3px;`
+      this.textEditNode.addEventListener('click', e => {
+        e.stopPropagation()
+      })
       document.body.appendChild(this.textEditNode)
     }
     // 原始宽高
@@ -107,6 +110,7 @@ class RichText {
     let originHeight = g.attr('data-height')
     // 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')
+    this.textEditNode.style.zIndex = this.mindMap.opt.nodeTextEditZIndex
     this.textEditNode.style.backgroundColor = bgColor === 'transparent' ? '#fff' : bgColor
     this.textEditNode.style.minWidth = originWidth + 'px'
     this.textEditNode.style.minHeight = originHeight + 'px'

simple-mind-map/src/TextEdit.js

@@ -23,6 +23,12 @@ export default class TextEdit {
       // 隐藏文本编辑框
       this.hideEditTextBox()
     })
+    this.mindMap.on('body_click', () => {
+      // 隐藏文本编辑框
+      if (this.mindMap.opt.isEndNodeTextEditOnClickOuter) {
+        this.hideEditTextBox()
+      }
+    })
     this.mindMap.on('svg_mousedown', () => {
       // 隐藏文本编辑框
       this.hideEditTextBox()
@@ -73,6 +79,9 @@ export default class TextEdit {
       this.textEditNode.addEventListener('keyup', e => {
         e.stopPropagation()
       })
+      this.textEditNode.addEventListener('click', e => {
+        e.stopPropagation()
+      })
       document.body.appendChild(this.textEditNode)
     }
     let scale = this.mindMap.view.scale
@@ -80,6 +89,7 @@ export default class TextEdit {
     let fontSize = node.style.merge('fontSize')
     let textLines = node.nodeData.data.text.split(/\n/gim)
     node.style.domText(this.textEditNode, scale, textLines.length)
+    this.textEditNode.style.zIndex = this.mindMap.opt.nodeTextEditZIndex
     this.textEditNode.innerHTML = textLines.join('<br>')
     this.textEditNode.style.minWidth = rect.width + 10 + 'px'
     this.textEditNode.style.minHeight = rect.height + 6 + 'px'

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

@@ -205,13 +205,14 @@ function createNoteNode() {
     if (!this.noteEl) {
       this.noteEl = document.createElement('div')
       this.noteEl.style.cssText = `
-                    position: absolute;
-                    padding: 10px;
-                    border-radius: 5px;
-                    box-shadow: 0 2px 5px rgb(0 0 0 / 10%);
-                    display: none;
-                    background-color: #fff;
-                `
+          position: absolute;
+          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 }
+      `
       document.body.appendChild(this.noteEl)
     }
     this.noteEl.innerText = this.nodeData.data.note