Fix：修复切换主题时，换行的文本样式没有改变的问题

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

@@ -7,7 +7,8 @@ import {
   isWhite,
   getVisibleColorFromTheme,
   isUndef,
-  checkSmmFormatData
+  checkSmmFormatData,
+  removeHtmlNodeByClass
 } from '../utils'
 import { CONSTANTS } from '../constants/constant'
 
@@ -309,6 +310,8 @@ class RichText {
   // 获取当前正在编辑的内容
   getEditText() {
     let html = this.quill.container.firstChild.innerHTML
+    // 去除ql-cursor节点
+    html = removeHtmlNodeByClass(html, '.ql-cursor')
     // 去除最后的空行
     return html.replace(/<p><br><\/p>$/, '')
   }
@@ -488,7 +491,7 @@ class RichText {
   // 格式化当前选中的文本
   formatText(config = {}, clear = false, pure = false) {
     if (!this.range && !this.lastRange) return
-    if(!pure) this.syncFormatToNodeConfig(config, clear)
+    if (!pure) this.syncFormatToNodeConfig(config, clear)
     let rangeLost = !this.range
     let range = rangeLost ? this.lastRange : this.range
     clear
@@ -636,36 +639,6 @@ class RichText {
     }
   }
 
-  // 处理导出为图片
-  async handleExportPng(node) {
-    let el = document.createElement('div')
-    el.style.position = 'absolute'
-    el.style.left = '-9999999px'
-    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 => {
-      root.style.margin = 0
-      root.style.padding = 0
-      if (root.hasChildNodes()) {
-        Array.from(root.children).forEach(item => {
-          walk(item)
-        })
-      }
-    }
-    walk(node)
-
-    // 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 res
-  }
-
   // 将所有节点转换成非富文本节点
   transformAllNodesToNormalNode() {
     walk(

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

@@ -535,6 +535,20 @@ export const replaceHtmlText = (html, searchText, replaceText) => {
   return replaceHtmlTextEl.innerHTML
 }
 
+// 去除html字符串中指定选择器的节点，然后返回html字符串
+let removeHtmlNodeByClassEl = null
+export const removeHtmlNodeByClass = (html, selector) => {
+  if (!removeHtmlNodeByClassEl) {
+    removeHtmlNodeByClassEl = document.createElement('div')
+  }
+  removeHtmlNodeByClassEl.innerHTML = html
+  const node = removeHtmlNodeByClassEl.querySelector(selector)
+  if (node) {
+    node.parentNode.removeChild(node)
+  }
+  return removeHtmlNodeByClassEl.innerHTML
+}
+
 // 判断一个颜色是否是白色
 export const isWhite = color => {
   color = String(color).replaceAll(/\s+/g, '')