feat(字体处理): 统一字体名称，优化粗斜体选择

internal/base/font/file.go

@@ -16,6 +16,7 @@ package font
 
 import (
 	"bytes"
+	"crypto/sha256"
 	"encoding/binary"
 	"fmt"
 	"strings"
@@ -23,6 +24,8 @@ import (
 )
 
 // Face 字体文件中的字体名称与零起始索引，不依赖文件名
+// Family和Style为排版族，MenuFamily和MenuStyle为兼容四款式的菜单名称
+// FamilyKey区分兼容族、厂商和版本，未知时为空；Bold和Italic表示字体固有样式
 type Face struct {
 	Index          int      `json:"index"`
 	FullName       string   `json:"fullName"`
@@ -30,6 +33,11 @@ type Face struct {
 	Style          string   `json:"style"`
 	PostScriptName string   `json:"postscriptName"`
 	Names          []string `json:"names"`
+	MenuFamily     string   `json:"menuFamily"`
+	MenuStyle      string   `json:"menuStyle"`
+	FamilyKey      string   `json:"familyKey"`
+	Bold           bool     `json:"bold"`
+	Italic         bool     `json:"italic"`
 }
 
 // FaceInfo 从名称表读取字体信息
@@ -68,7 +76,40 @@ func faceInfoLanguage(data []byte, index int, platform, language uint16) Face {
 		}
 		return name(ids...)
 	}
-	return Face{Index: index, FullName: localized(4, 6, 16, 1), Family: localized(16, 1), Style: localized(17, 2), PostScriptName: name(6), Names: fontNamesFromValues(records, values)}
+	key := ""
+	if family, version := name(1), name(5); family != "" && version != "" {
+		key = fmt.Sprintf("%x", sha256.Sum256([]byte(strings.Join([]string{family, version, name(8)}, "\x00"))))
+	}
+	family, style := localized(1), localized(2)
+	if family == "" {
+		family = localized(16, 4, 6)
+	}
+	if style == "" {
+		style = localized(17)
+	}
+	return Face{Index: index, FullName: localized(4, 6, 16, 1), Family: localized(16, 1), Style: localized(17, 2), PostScriptName: name(6), Names: fontNamesFromValues(records, values), MenuFamily: family, MenuStyle: style, FamilyKey: key}
+}
+
+// TableFaceInfo 读取名称及字体固有款式，名称键不随显示语言变化
+// 入参: tables 字体表, index 集合索引, platform 平台标识, language 语言标识
+// 返回: Face 字体信息
+func TableFaceInfo(tables map[string][]byte, index int, platform, language uint16) Face {
+	face := faceInfoLanguage(tables["name"], index, platform, language)
+	key := face.FamilyKey
+	if head := tables["head"]; len(head) >= 46 {
+		key += string(head[4:8])
+		style := binary.BigEndian.Uint16(head[44:])
+		face.Bold, face.Italic = style&1 != 0, style&2 != 0
+	}
+	if os2 := tables["OS/2"]; len(os2) >= 64 {
+		key += string(os2[58:62])
+		style := binary.BigEndian.Uint16(os2[62:])
+		face.Bold, face.Italic = style&32 != 0, style&1 != 0 || style&512 != 0
+	}
+	if face.FamilyKey != "" {
+		face.FamilyKey = fmt.Sprintf("%x", sha256.Sum256([]byte(key)))
+	}
+	return face
 }
 
 // FileCount 校验字体或集合头并读取字体数量
@@ -114,7 +155,7 @@ func ReadLocalizedFaces(data []byte, platform, language uint16) ([]Face, error)
 		if err != nil {
 			return nil, err
 		}
-		face := faceInfoLanguage(tables["name"], index, platform, language)
+		face := TableFaceInfo(tables, index, platform, language)
 		if face.FullName == "" {
 			return nil, fmt.Errorf("font %d has no usable name", index)
 		}

internal/base/font/name.go

@@ -142,7 +142,7 @@ func fontNameValues(data []byte) ([]fontNameRecord, map[[4]uint16]string) {
 	values := make(map[[4]uint16]string)
 	for _, record := range records {
 		switch record.Name {
-		case 1, 2, 4, 6, 16, 17:
+		case 1, 2, 4, 5, 6, 8, 16, 17:
 		default:
 			continue
 		}

internal/webui/webui.go

@@ -757,6 +757,13 @@ func (s *Session) Details() DocumentDetails {
 	}
 	info.SignatureCount = len(info.Signatures)
 	if fonts, err := s.Renderer.DeclaredFontInfos(); err == nil {
+		for index := range fonts {
+			if fonts[index].Embedded {
+				if face, err := s.Reader.FontFace(fonts[index].ID, 3, 0x0804); err == nil {
+					fonts[index].MatchedFace = face
+				}
+			}
+		}
 		info.Fonts = fonts
 		info.FontCount = len(fonts)
 	}
@@ -3172,7 +3179,23 @@ func (e *businessEngine) fontFaces(args []platformValue) (any, error) {
 	if err != nil {
 		return nil, err
 	}
-	return (ofdgo.FontFile{Data: data}).Faces()
+	return (ofdgo.FontFile{Data: data}).LocalizedFaces(3, 0x0804)
+}
+
+// fontMenu 返回按来源隔离的字体族索引及所需款式候选
+// 入参: args 字体信息、来源及可选目标款式的JSON
+// 返回: any 分组和款式索引, error 参数错误
+func (e *businessEngine) fontMenu(args []platformValue) (any, error) {
+	var request struct {
+		Faces   []ofdgo.FontFace `json:"faces"`
+		Sources []string         `json:"sources"`
+		Bold    bool             `json:"bold"`
+		Italic  bool             `json:"italic"`
+	}
+	if err := json.Unmarshal([]byte(args[0].String()), &request); err != nil {
+		return nil, err
+	}
+	return map[string]any{"groups": ofdgo.FontFamilyIndexes(request.Faces, request.Sources), "index": ofdgo.FontStyleIndex(request.Faces, request.Bold, request.Italic)}, nil
 }
 
 // fontPreferenceOrder 按字体族偏好排列编辑字体候选索引
@@ -4969,6 +4992,45 @@ func (e *businessEngine) formatText(args []platformValue) (any, error) {
 	})
 }
 
+// styleTextFonts 预检并原子导入各款式字体，批量替换文字字体及粗斜体
+// 入参: args 页面索引、完整路径、款式映射JSON、字体数据集合及重排标记
+// 返回: any 文档信息, error 字体或编辑错误
+func (e *businessEngine) styleTextFonts(args []platformValue) (any, error) {
+	return e.changeObjects(func() error {
+		paths, err := e.editorTargetPaths(e.stringsFromJS(args[1]))
+		if err != nil {
+			return err
+		}
+		var changes []ofdgo.TextFontChange
+		if err := json.Unmarshal([]byte(args[2].Get("changes").String()), &changes); err != nil {
+			return err
+		}
+		fonts := make(map[string]string)
+		input := args[2].Get("fonts")
+		for index := 0; index < input.Length(); index++ {
+			entry := input.Index(index)
+			data, err := e.bytesFromJS(entry.Get("data"))
+			if err != nil {
+				return err
+			}
+			if err := e.checkFontGlyphs(data, entry.Get("text").String()); err != nil {
+				return err
+			}
+			id, err := e.currentEditor.AddFont(FontFile{Data: data}, 0)
+			if err != nil {
+				return err
+			}
+			fonts[entry.Get("key").String()] = id
+		}
+		for index := range changes {
+			if id, ok := fonts[changes[index].To.Font]; ok {
+				changes[index].To.Font = id
+			}
+		}
+		return e.currentEditor.StyleTargetsFonts(args[0].Int(), paths, changes, args[2].Get("reflow").Bool())
+	})
+}
+
 // layoutTexts 批量修改段落增量，未指定的选项沿用各对象原值
 // 入参: args 页面索引、完整路径数组和段落JSON
 // 返回: any 文档信息, error 校验或提交错误
@@ -8029,6 +8091,7 @@ func (e *businessEngine) businessCommands() map[string]func([]platformValue) (an
 		"ofdgoMatchFontFiles":         e.matchFontFiles,
 		"ofdgoChangeFontBinding":      e.changeFontBinding,
 		"ofdgoFontFaces":              e.fontFaces,
+		"ofdgoFontMenu":               e.fontMenu,
 		"ofdgoFontFace":               e.fontFace,
 		"ofdgoCreateDocument":         e.createDocument,
 		"ofdgoImportImages":           e.importImages,
@@ -8062,6 +8125,7 @@ func (e *businessEngine) businessCommands() map[string]func([]platformValue) (an
 		"ofdgoUpdateTextSelection":    e.updateTextSelection,
 		"ofdgoStyleText":              e.styleText,
 		"ofdgoFormatText":             e.formatText,
+		"ofdgoStyleTextFonts":         e.styleTextFonts,
 		"ofdgoGetRichText":            e.getRichText,
 		"ofdgoRichTextFonts":          e.richTextFonts,
 		"ofdgoSaveRichText":           e.saveRichText,

internal/webview/webview.go

@@ -1049,7 +1049,7 @@ func (h *Host) readFonts() {
 			continue
 		}
 		for _, face := range faces {
-			h.fonts = append(h.fonts, map[string]any{"index": face.Index, "postscriptName": face.PostScriptName, "fullName": face.FullName, "family": face.Family, "style": face.Style, "names": face.Names, "file": file})
+			h.fonts = append(h.fonts, map[string]any{"index": face.Index, "postscriptName": face.PostScriptName, "fullName": face.FullName, "family": face.Family, "style": face.Style, "names": face.Names, "menuFamily": face.MenuFamily, "menuStyle": face.MenuStyle, "familyKey": face.FamilyKey, "bold": face.Bold, "italic": face.Italic, "file": file})
 			for _, alias := range append([]string{face.FullName, face.Family, face.PostScriptName, strings.TrimSpace(face.Family + " " + face.Style)}, face.Names...) {
 				if alias != "" && h.fontFiles[alias+".ttf"] == "" {
 					h.fontFiles[alias+".ttf"] = name + "\x00" + strconv.Itoa(face.Index)