From 5ff87047783ba6a1023f52a31ac6b66d1c2d5801 Mon Sep 17 00:00:00 2001
From: wanglin2 <1013335014@qq.com>
Date: Fri, 25 Aug 2023 09:20:12 +0800
Subject: [PATCH] =?UTF-8?q?Feat=EF=BC=9A=E6=8B=A6=E6=88=AA=E5=AF=8C?=
 =?UTF-8?q?=E6=96=87=E6=9C=AC=E7=BC=96=E8=BE=91=E6=97=B6=E7=9A=84=E7=B2=98?=
 =?UTF-8?q?=E8=B4=B4=E6=93=8D=E4=BD=9C=EF=BC=8C=E5=8E=BB=E6=8E=89=E6=A0=BC?=
 =?UTF-8?q?=E5=BC=8F=EF=BC=8C=E5=8F=AA=E5=85=81=E8=AE=B8=E7=B2=98=E8=B4=B4?=
 =?UTF-8?q?=E7=BA=AF=E6=96=87=E6=9C=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 simple-mind-map/src/plugins/RichText.js | 36 ++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

diff --git a/simple-mind-map/src/plugins/RichText.js b/simple-mind-map/src/plugins/RichText.js
index 1666387e..8b393d60 100644
--- a/simple-mind-map/src/plugins/RichText.js
+++ b/simple-mind-map/src/plugins/RichText.js
@@ -1,6 +1,6 @@
 import Quill from 'quill'
+import Delta from 'quill-delta'
 import 'quill/dist/quill.snow.css'
-// import domtoimage from 'dom-to-image-more'
 import {
   walk,
   getTextFromHtml,
@@ -43,6 +43,7 @@ class RichText {
     this.quill = null
     this.range = null
     this.lastRange = null
+    this.pasteUseRange = null
     this.node = null
     this.isInserting = false
     this.styleEl = null
@@ -329,6 +330,7 @@ class RichText {
       this.lastRange = this.range
       this.range = null
       if (range) {
+        this.pasteUseRange = range
         let bounds = this.quill.getBounds(range.index, range.length)
         let rect = this.textEditNode.getBoundingClientRect()
         let rectInfo = {
@@ -368,6 +370,38 @@ class RichText {
         this.lostStyle = false
       }
     })
+    // 拦截粘贴，只允许粘贴纯文本
+    this.quill.clipboard.addMatcher(Node.TEXT_NODE, (node) => {
+      let style = this.getPasteTextStyle()
+      return new Delta().insert(node.data, style)
+    })
+    this.quill.clipboard.addMatcher(Node.ELEMENT_NODE, (node, delta) => {
+      let ops = []
+      let style = this.getPasteTextStyle()
+      delta.ops.forEach(op => {
+        // 过滤出文本内容，过滤掉换行
+        if (op.insert && typeof op.insert === 'string' && op.insert !== '\n') {
+          ops.push({
+            attributes: { ...style },
+            insert: op.insert
+          })
+        }
+      })
+      delta.ops = ops
+      return delta
+    })
+  }
+
+  // 获取粘贴的文本的样式
+  getPasteTextStyle() {
+    // 粘贴的数据使用当前光标位置处的文本样式
+    if (this.pasteUseRange) {
+      return this.quill.getFormat(
+        this.pasteUseRange.index,
+        this.pasteUseRange.length
+      )
+    }
+    return {}
   }
 
   // 正则输入中文