feat(正式发布): 实现了OFD渲染和导出为PDF、图片、矢量图等

ofdgo_meta.go

@@ -0,0 +1,58 @@
+// Copyright 2025 肖其顿 (XIAO QI DUN)
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Package ofdgo 首款原生、全平台兼容的纯 Go 语言 OFD 渲染库
+package ofdgo
+
+import "encoding/xml"
+
+// OFD OFD入口结构
+// 代表OFD文档的根节点
+type OFD struct {
+	XMLName xml.Name  `xml:"OFD"`
+	Version string    `xml:"Version,attr"`
+	DocType string    `xml:"DocType,attr"`
+	DocBody []DocBody `xml:"DocBody"`
+}
+
+// DocBody 文档体信息
+// 包含文档元数据和根节点路径
+type DocBody struct {
+	DocInfo    DocInfo `xml:"DocInfo"`
+	DocRoot    string  `xml:"DocRoot"`
+	Signatures string  `xml:"Signatures"`
+}
+
+// DocInfo 文档元数据
+type DocInfo struct {
+	DocID        string       `xml:"DocID"`
+	Title        string       `xml:"Title"`
+	Author       string       `xml:"Author"`
+	Subject      string       `xml:"Subject"`
+	Abstract     string       `xml:"Abstract"`
+	CreationDate string       `xml:"CreationDate"`
+	ModDate      string       `xml:"ModDate"`
+	CustomDatas  *CustomDatas `xml:"CustomDatas"`
+}
+
+// CustomDatas 自定义数据集合
+type CustomDatas struct {
+	CustomData []CustomData `xml:"CustomData"`
+}
+
+// CustomData 自定义数据项
+type CustomData struct {
+	Name  string `xml:"Name,attr"`
+	Value string `xml:",chardata"`
+}