From ddf0dda28354684b27d546e312c2a5f4004713dd Mon Sep 17 00:00:00 2001
From: xiaoqidun <xiaoqidun@gmail.com>
Date: Tue, 13 Oct 2026 19:35:01 +0800
Subject: [PATCH] =?UTF-8?q?feat(=E8=B5=84=E6=BA=90=E7=BC=96=E8=BE=91):=20?=
 =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E5=B5=8C=E5=A5=97=E5=9B=BE=E7=89=87=E9=A2=84?=
 =?UTF-8?q?=E8=A7=88=E6=B8=85=E7=90=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ofdgo_editor_resource.go | 17 ++---------------
 1 file changed, 2 insertions(+), 15 deletions(-)

diff --git a/ofdgo_editor_resource.go b/ofdgo_editor_resource.go
index 048c96d..879c86d 100644
--- a/ofdgo_editor_resource.go
+++ b/ofdgo_editor_resource.go
@@ -17,7 +17,6 @@ package ofdgo
 import (
 	"bytes"
 	"context"
-	"encoding/xml"
 	"fmt"
 	"image"
 	"path"
@@ -386,23 +385,11 @@ func invalidateResourcePreviews(ctx context.Context, scan *editorFontDocument, i
 					changed = changed || affected[editorResourceID(node.attr("Relative"))]
 				}
 				if node.matchesOFD("ImageObject") && primary && node.hasAttr("Substitution") {
-					fragment, err := editorXMLStandalone(data[node.start:node.end], node)
+					patch, err := editorXMLAttributeChange(data, node, "Substitution", nil)
 					if err != nil {
 						return false, err
 					}
-					var object ImageObject
-					if err := xml.Unmarshal(fragment, &object); err != nil {
-						return false, err
-					}
-					before := GraphicObject{Type: "ImageObject", ImageObject: object}
-					after := before
-					after.ImageObject.Substitution = ""
-					updated, err := editorXMLObject(data, node, before, after)
-					if err != nil {
-						return false, err
-					}
-					patches = append(patches, editorXMLPatch{node.start, node.end, updated})
-					return true, nil
+					patches = append(patches, patch)
 				}
 				for _, child := range node.children {
 					used, err := visit(child)