From 38c6966d13abeb16f6ed52a71c7e2e3e9a2a55e7 Mon Sep 17 00:00:00 2001
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Date: Fri, 26 Jul 2024 16:39:19 +0800
Subject: [PATCH] =?UTF-8?q?Feat=EF=BC=9A=E7=A7=BB=E5=8A=A8=E8=8A=82?=
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---
 simple-mind-map/src/core/render/Render.js |  4 ++++
 simple-mind-map/src/plugins/RichText.js   | 19 +++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/simple-mind-map/src/core/render/Render.js b/simple-mind-map/src/core/render/Render.js
index 6b69610c..d984310b 100644
--- a/simple-mind-map/src/core/render/Render.js
+++ b/simple-mind-map/src/core/render/Render.js
@@ -1264,6 +1264,10 @@ class Render {
   // 如果是富文本模式，那么某些层级变化需要更新样式
   checkNodeLayerChange(node, toNode, toNodeIsParent = false) {
     if (this.mindMap.richText) {
+      // 如果设置了自定义样式那么不需要更新
+      if (this.mindMap.richText.checkNodeHasCustomRichTextStyle(node)) {
+        return
+      }
       const toIndex = toNodeIsParent ? toNode.layerIndex + 1 : toNode.layerIndex
       let nodeLayerChanged =
         (node.layerIndex === 1 && toIndex !== 1) ||
diff --git a/simple-mind-map/src/plugins/RichText.js b/simple-mind-map/src/plugins/RichText.js
index f172557e..448fa328 100644
--- a/simple-mind-map/src/plugins/RichText.js
+++ b/simple-mind-map/src/plugins/RichText.js
@@ -666,6 +666,25 @@ class RichText {
     }
   }
 
+  // 检查指定节点是否存在自定义的富文本样式
+  checkNodeHasCustomRichTextStyle(node) {
+    const list = [
+      'fontFamily',
+      'fontSize',
+      'fontWeight',
+      'fontStyle',
+      'textDecoration',
+      'color'
+    ]
+    const nodeData = node.getData()
+    for (let i = 0; i < list.length; i++) {
+      if (nodeData[list[i]] !== undefined) {
+        return true
+      }
+    }
+    return false
+  }
+
   // 将所有节点转换成非富文本节点
   transformAllNodesToNormalNode() {
     if (!this.mindMap.renderer.renderTree) return