From 057bcba868d378c4d3069579f795fe0db7f7f7ed Mon Sep 17 00:00:00 2001
From: xiaoqidun <xiaoqidun@gmail.com>
Date: Wed, 28 Oct 2026 13:05:06 +0800
Subject: [PATCH] =?UTF-8?q?fix(=E7=BC=96=E8=BE=91=E8=83=BD=E5=8A=9B):=20?=
 =?UTF-8?q?=E4=BF=AE=E6=AD=A3=E6=96=87=E5=AD=97=E7=BC=96=E8=BE=91=EF=BC=8C?=
 =?UTF-8?q?=E7=BB=9F=E4=B8=80=E5=85=83=E6=95=B0=E6=8D=AE=E5=91=BD=E5=90=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 assets/webui/ofdgo_edit.js     |  4 ++--
 ofdgo_editor.go                |  5 +----
 ofdgo_editor_composite_text.go |  7 +++++--
 ofdgo_editor_font_binding.go   |  2 +-
 ofdgo_editor_font_scan.go      |  2 +-
 ofdgo_editor_reference.go      |  2 +-
 ofdgo_editor_text.go           | 34 +++++++++++++++++-----------------
 ofdgo_editor_xml.go            | 18 +++++++++---------
 ofdgo_resource.go              |  2 +-
 ofdgo_text.go                  |  8 ++++----
 ofdgo_text_layout.go           |  8 ++++++--
 ofdgo_writer.go                |  6 +++---
 12 files changed, 51 insertions(+), 47 deletions(-)

diff --git a/assets/webui/ofdgo_edit.js b/assets/webui/ofdgo_edit.js
index ce54119..650ed2a 100644
--- a/assets/webui/ofdgo_edit.js
+++ b/assets/webui/ofdgo_edit.js
@@ -86,7 +86,7 @@ function distributeParagraph(input, paragraph) {
 	document.body.append(probe);
 	try {
 		const lines = [], range = document.createRange(), width = copy.clientWidth;
-		const spacing = parseFloat(getComputedStyle(probe).letterSpacing) || 0;
+		const spacing = parseFloat(getComputedStyle(copy).letterSpacing) || 0;
 		const indent = parseFloat(getComputedStyle(copy).textIndent) || 0;
 		for (const span of copy.children) {
 			const node = span.firstChild;
@@ -375,7 +375,7 @@ export class RichTextSession {
 		const first = this.text.slice(0, start).split("\n").length - 1;
 		const paragraphs = text.split("\n").map((_, i) => {
 			const layout = { ...this.model.layout, ...this.model.paragraphs?.[first + i] };
-			return Object.fromEntries(["align", "lineHeight", "letterSpacing", "leftIndent", "rightIndent", "firstLineIndent"].map(key => [key, key === "align" ? layout[key] || "left" : layout[key] || 0]));
+			return Object.fromEntries(["align", "lineHeight", "letterSpacing", "leftIndent", "rightIndent", "firstLineIndent"].map(key => [key, key === "align" ? layout[key] || this.model.layout.align || "left" : layout[key] || 0]));
 		});
 		const clipboard = { token: crypto.randomUUID(), runs, text, paragraphs, scope: this.editor.options.textClipboardScope?.(),
 			fonts, faces: new Map([...this.faces].filter(([key]) => keys.has(key))), choices: new Map([...this.choices].filter(([key]) => keys.has(key))) };
diff --git a/ofdgo_editor.go b/ofdgo_editor.go
index 40aa772..2f0978d 100644
--- a/ofdgo_editor.go
+++ b/ofdgo_editor.go
@@ -800,10 +800,7 @@ func (e *Editor) LayoutText(obj *TextObject, value string, options TextLayout) e
 	if err != nil {
 		return err
 	}
-	if err := LayoutText(obj, value, options, metrics); err != nil {
-		return err
-	}
-	return nil
+	return LayoutText(obj, value, options, metrics)
 }
 
 // newRenderer 使用编辑器字体来源和完整后端配置创建资源度量器
diff --git a/ofdgo_editor_composite_text.go b/ofdgo_editor_composite_text.go
index ef207c6..442e741 100644
--- a/ofdgo_editor_composite_text.go
+++ b/ofdgo_editor_composite_text.go
@@ -38,7 +38,7 @@ func (e *Editor) StyleCompositeText(page int, path ObjectPath, indexes []int, st
 }
 
 // LayoutCompositeText 显式重排内部普通文字，保留原始基线、变换、裁剪和绘制属性
-// 段落选项仅保留在编辑会话中，撤销重做随对象恢复，保存为标准TextCode定位
+// 段落选项随标准TextCode定位保存，撤销重做及重新打开时恢复
 // 入参: page 页面索引, path 父路径, index 成员序号, value 原文, options 段落选项
 // 返回: error 错误信息
 func (e *Editor) LayoutCompositeText(page int, path ObjectPath, index int, value string, options TextLayout) error {
@@ -148,7 +148,10 @@ func (e *Editor) updateCompositeText(node *editorCompositeNode, member Composite
 		}
 		object.TextObject.Size, object.TextObject.TextCode = text.Size, text.TextCode
 		object.TextObject.CGTransform = text.CGTransform
-		state.layout = &textLayout{value: content, options: layout}
+		if frame != nil {
+			text.layout.autoWidth = false
+		}
+		state.layout = text.layout
 	}
 	if style.Font != "" && style.Font != object.TextObject.Font {
 		if err := e.prepareText(&text); err != nil {
diff --git a/ofdgo_editor_font_binding.go b/ofdgo_editor_font_binding.go
index 0e7934c..1eee676 100644
--- a/ofdgo_editor_font_binding.go
+++ b/ofdgo_editor_font_binding.go
@@ -968,7 +968,7 @@ func pruneUnreferencedFiles(ctx context.Context, reader *Reader, candidates ...s
 				return fmt.Errorf("unknown file dependencies in %s", name)
 			}
 			for _, attr := range node.Attr {
-				if attr.Name.Space != "" && attr.Name.Space != "xmlns" && attr.Name.Space != XMLNamespace && !textLayoutAttribute(node.Name, attr) {
+				if attr.Name.Space != "" && attr.Name.Space != "xmlns" && attr.Name.Space != XMLNamespace && !textMetadataAttribute(node.Name, attr) {
 					uncertain = true
 					return fmt.Errorf("unknown file dependencies in %s", name)
 				}
diff --git a/ofdgo_editor_font_scan.go b/ofdgo_editor_font_scan.go
index cefc05e..8fa6899 100644
--- a/ofdgo_editor_font_scan.go
+++ b/ofdgo_editor_font_scan.go
@@ -143,7 +143,7 @@ func scanEditorFontFilesMode(ctx context.Context, reader *Reader, index int, ins
 				return nil
 			}
 			for _, attr := range node.attrs {
-				if attr.Name.Space != "" && attr.Name.Space != "xmlns" && attr.Name.Space != XMLNamespace && !textLayoutAttribute(node.name, attr) {
+				if attr.Name.Space != "" && attr.Name.Space != "xmlns" && attr.Name.Space != XMLNamespace && !textMetadataAttribute(node.name, attr) {
 					scan.unsafe = true
 				}
 			}
diff --git a/ofdgo_editor_reference.go b/ofdgo_editor_reference.go
index 2b63822..06cfd03 100644
--- a/ofdgo_editor_reference.go
+++ b/ofdgo_editor_reference.go
@@ -207,7 +207,7 @@ func (s *editorReferenceScan) accept(token xml.Token) bool {
 			}
 		}
 		for _, attr := range token.Attr {
-			if attr.Name.Space == "xmlns" || attr.Name.Local == "xmlns" || attr.Name.Local == "xmlns:ofd" || attr.Name.Space == XMLNamespace || textLayoutAttribute(token.Name, attr) {
+			if attr.Name.Space == "xmlns" || attr.Name.Local == "xmlns" || attr.Name.Local == "xmlns:ofd" || attr.Name.Space == XMLNamespace || textMetadataAttribute(token.Name, attr) {
 				continue
 			}
 			custom := len(s.stack) == 0 && token.Name.Local == "CustomTags" || len(s.stack) > 0 && s.stack[0] == "CustomTags"
diff --git a/ofdgo_editor_text.go b/ofdgo_editor_text.go
index 0ea373f..8b693b4 100644
--- a/ofdgo_editor_text.go
+++ b/ofdgo_editor_text.go
@@ -73,27 +73,27 @@ type textLayout struct {
 	autoWidth bool
 }
 
-// textLayoutNamespace 标识普通文字排版元数据，不包含资源引用
-const textLayoutNamespace = "https://ofdgo.aite.me/text-layout"
+// textNamespace 标识普通文字编辑语义的命名空间，版本仅随不兼容的语义变更升级
+const textNamespace = "https://ofdgo.aite.me/ns/text/1"
 
-// textLayoutAttribute 判断无资源引用的文字排版扩展属性
+// textMetadataAttribute 判断无资源引用的普通文字编辑元数据属性
 // 入参: node 所属节点, attr 属性
-// 返回: bool 是否为本库排版属性
-func textLayoutAttribute(node xml.Name, attr xml.Attr) bool {
-	return classifyOFDNamespace(node.Space) != ofdXMLUnknown && (node.Local == "TextObject" || node.Local == "Text") && attr.Name.Space == textLayoutNamespace && attr.Name.Local == "Layout"
+// 返回: bool 是否为本库普通文字元数据
+func textMetadataAttribute(node xml.Name, attr xml.Attr) bool {
+	return classifyOFDNamespace(node.Space) != ofdXMLUnknown && (node.Local == "TextObject" || node.Local == "Text") && attr.Name.Space == textNamespace && attr.Name.Local == "Text"
 }
 
-// textLayoutMetadata 保存原文、选项与标准定位摘要
-type textLayoutMetadata struct {
-	Text      string
-	Options   TextLayout
-	AutoWidth bool
-	Digest    string
+// textMetadata 保存原文、选项与标准定位摘要
+type textMetadata struct {
+	Text      string     `json:"text"`
+	Layout    TextLayout `json:"layout"`
+	AutoWidth bool       `json:"autoWidth"`
+	Digest    string     `json:"digest"`
 }
 
-// layoutDigest 计算与字体编号无关的文字定位摘要
+// textDigest 计算与字体编号无关的文字定位摘要
 // 返回: string 摘要
-func (obj TextObject) layoutDigest() string {
+func (obj TextObject) textDigest() string {
 	codes := append([]TextCode(nil), obj.TextCode...)
 	for i := range codes {
 		codes[i].Value = string(textCodeRunes(codes[i].Value))
@@ -102,13 +102,13 @@ func (obj TextObject) layoutDigest() string {
 	return fmt.Sprintf("%x", sha256.Sum256(data))
 }
 
-// layoutMetadata 编码普通文字的排版语义，与标准定位一起保存
+// textMetadata 编码普通文字的排版语义，与标准定位一起保存
 // 返回: string 元数据, error 编码错误
-func (obj TextObject) layoutMetadata() (string, error) {
+func (obj TextObject) textMetadata() (string, error) {
 	if obj.layout == nil {
 		return "", nil
 	}
-	data, err := json.Marshal(textLayoutMetadata{Text: obj.layout.value, Options: obj.layout.options, AutoWidth: obj.layout.autoWidth, Digest: obj.layoutDigest()})
+	data, err := json.Marshal(textMetadata{Text: obj.layout.value, Layout: obj.layout.options, AutoWidth: obj.layout.autoWidth, Digest: obj.textDigest()})
 	return string(data), err
 }
 
diff --git a/ofdgo_editor_xml.go b/ofdgo_editor_xml.go
index aea181f..71c3d48 100644
--- a/ofdgo_editor_xml.go
+++ b/ofdgo_editor_xml.go
@@ -397,7 +397,7 @@ func editorXMLAttributes(node *editorXML, allowed string) bool {
 		if attr.Name.Space == "xmlns" || attr.Name.Local == "xmlns" && attr.Name.Space == "" {
 			continue
 		}
-		if textLayoutAttribute(node.name, attr) {
+		if textMetadataAttribute(node.name, attr) {
 			continue
 		}
 		if attr.Name.Space != "" || !slices.Contains(strings.Fields(allowed), attr.Name.Local) {
@@ -572,15 +572,15 @@ func editorXMLMergeNamespace(data []byte, node *editorXML, oldXML, newXML []byte
 		return nil, err
 	}
 	changes := make(map[string]string)
-	layoutValue := func(n *editorXML) string {
+	textValue := func(n *editorXML) string {
 		for _, attr := range n.attrs {
-			if attr.Name.Space == textLayoutNamespace && attr.Name.Local == "Layout" {
+			if attr.Name.Space == textNamespace && attr.Name.Local == "Text" {
 				return attr.Value
 			}
 		}
 		return ""
 	}
-	layoutChanged := layoutValue(oldNode) != layoutValue(newNode)
+	textChanged := textValue(oldNode) != textValue(newNode)
 	if legacyClip {
 		changes["TransFlag"] = ""
 	}
@@ -590,7 +590,7 @@ func editorXMLMergeNamespace(data []byte, node *editorXML, oldXML, newXML []byte
 		}
 	}
 	contentChanged := !bytes.Equal(oldXML[oldNode.open:oldNode.close], newXML[newNode.open:newNode.close])
-	if len(changes) == 0 && !layoutChanged && !contentChanged && namespace == node.name.Space {
+	if len(changes) == 0 && !textChanged && !contentChanged && namespace == node.name.Space {
 		return bytes.Clone(data[node.start:node.end]), nil
 	}
 	d := xml.NewDecoder(bytes.NewReader(data[node.start:node.open]))
@@ -599,12 +599,12 @@ func editorXMLMergeNamespace(data []byte, node *editorXML, oldXML, newXML []byte
 		return nil, err
 	}
 	start := token.(xml.StartElement)
-	if layoutChanged {
-		value, found := layoutValue(newNode), false
+	if textChanged {
+		value, found := textValue(newNode), false
 		attrs := start.Attr[:0]
 		for i, attr := range start.Attr {
 			resolved := node.attrs[i]
-			if resolved.Name.Space == textLayoutNamespace && resolved.Name.Local == "Layout" {
+			if resolved.Name.Space == textNamespace && resolved.Name.Local == "Text" {
 				found = true
 				if value != "" {
 					attr.Value = value
@@ -617,7 +617,7 @@ func editorXMLMergeNamespace(data []byte, node *editorXML, oldXML, newXML []byte
 		start.Attr = attrs
 		if !found && value != "" {
 			prefix := editorXMLNamespacePrefix(node, "ofdgo")
-			start.Attr = append(start.Attr, xml.Attr{Name: xml.Name{Space: "xmlns", Local: prefix}, Value: textLayoutNamespace}, xml.Attr{Name: xml.Name{Space: prefix, Local: "Layout"}, Value: value})
+			start.Attr = append(start.Attr, xml.Attr{Name: xml.Name{Space: "xmlns", Local: prefix}, Value: textNamespace}, xml.Attr{Name: xml.Name{Space: prefix, Local: "Text"}, Value: value})
 		}
 	}
 	if legacyClip || namespace != node.name.Space {
diff --git a/ofdgo_resource.go b/ofdgo_resource.go
index bd6be8b..65ef22c 100644
--- a/ofdgo_resource.go
+++ b/ofdgo_resource.go
@@ -403,7 +403,7 @@ func scanResourcePage(ctx context.Context, file *editorFontXML, pages map[string
 				return false, false, nil, nil
 			}
 			for _, attr := range token.Attr {
-				if attr.Name.Space != "" && attr.Name.Space != "xmlns" && attr.Name.Space != XMLNamespace && !textLayoutAttribute(token.Name, attr) {
+				if attr.Name.Space != "" && attr.Name.Space != "xmlns" && attr.Name.Space != XMLNamespace && !textMetadataAttribute(token.Name, attr) {
 					return false, false, nil, nil
 				}
 			}
diff --git a/ofdgo_text.go b/ofdgo_text.go
index 8cfda02..569f182 100644
--- a/ofdgo_text.go
+++ b/ofdgo_text.go
@@ -432,10 +432,10 @@ func (obj *TextObject) UnmarshalXML(decoder *xml.Decoder, start xml.StartElement
 	}
 	*obj = TextObject(value)
 	for _, attr := range start.Attr {
-		if attr.Name.Space == textLayoutNamespace && attr.Name.Local == "Layout" {
-			var meta textLayoutMetadata
-			if json.Unmarshal([]byte(attr.Value), &meta) == nil && validateRichLayout(meta.Options) == nil && structureXMLText(meta.Text) && meta.Digest == obj.layoutDigest() {
-				obj.layout = &textLayout{value: meta.Text, options: meta.Options, autoWidth: meta.AutoWidth}
+		if attr.Name.Space == textNamespace && attr.Name.Local == "Text" {
+			var meta textMetadata
+			if json.Unmarshal([]byte(attr.Value), &meta) == nil && validateRichLayout(meta.Layout) == nil && structureXMLText(meta.Text) && meta.Digest == obj.textDigest() {
+				obj.layout = &textLayout{value: meta.Text, options: meta.Layout, autoWidth: meta.AutoWidth}
 			}
 		}
 	}
diff --git a/ofdgo_text_layout.go b/ofdgo_text_layout.go
index e59d0fd..ea6a45c 100644
--- a/ofdgo_text_layout.go
+++ b/ofdgo_text_layout.go
@@ -33,7 +33,7 @@ type configuredTextShaper struct {
 }
 
 // LayoutText 按自有字体度量重排横向文字，保留绘制属性，可显式启用字体塑形
-// 不修改文档，通过AddObject或UpdateObject提交；选项仅供当前编辑过程使用，保存为标准文字定位
+// 不修改文档，通过AddObject或UpdateObject提交；选项随标准文字定位保存，重新打开时恢复
 // 入参: obj 文字对象, value 原文, options 段落排版选项, metrics 字体度量
 // 返回: error 错误信息
 func LayoutText(obj *TextObject, value string, options TextLayout, metrics FontMetrics) error {
@@ -143,7 +143,11 @@ func LayoutText(obj *TextObject, value string, options TextLayout, metrics FontM
 	}
 	obj.TextCode = codes
 	obj.CGTransform = nil
-	obj.layout = &textLayout{value: value, options: options, autoWidth: options == (TextLayout{})}
+	autoWidth := options == (TextLayout{})
+	if obj.layout != nil && obj.layout.options == options {
+		autoWidth = obj.layout.autoWidth
+	}
+	obj.layout = &textLayout{value: value, options: options, autoWidth: autoWidth}
 	return nil
 }
 
diff --git a/ofdgo_writer.go b/ofdgo_writer.go
index 7b84469..544dd23 100644
--- a/ofdgo_writer.go
+++ b/ofdgo_writer.go
@@ -1242,14 +1242,14 @@ func (x *ofdXML) object(object GraphicObject, root bool) {
 	switch object.Type {
 	case "TextObject", "Text":
 		obj := object.TextObject
-		metadata, err := obj.layoutMetadata()
+		metadata, err := obj.textMetadata()
 		if err != nil {
 			x.err = err
 			return
 		}
 		if metadata != "" {
-			attrs.add("xmlns:ofdgo", textLayoutNamespace)
-			attrs.add("ofdgo:Layout", metadata)
+			attrs.add("xmlns:ofdgo", textNamespace)
+			attrs.add("ofdgo:Text", metadata)
 		}
 		attrs.add("ID", obj.ID)
 		attrs.add("DrawParam", obj.DrawParam)