mirror of
https://github.com/xiaoqidun/ofdgo.git
synced 2026-10-29 08:46:55 +08:00
52 lines
1.7 KiB
Go
52 lines
1.7 KiB
Go
// Copyright 2025-2026 肖其顿 (XIAO QI DUN)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package ofdgo
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import (
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"context"
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"io"
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codecpdf "github.com/xiaoqidun/ofdgo/internal/codec/pdf"
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"github.com/xiaoqidun/pdfgo"
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)
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// writePDF 传递后端资源记录及OFD导航修正，写出最终PDF
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// 入参: ctx 取消上下文, data 后端PDF数据, writer 输出流, optimization 优化配置
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// 返回: error 资源、压缩或写入错误
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func (r *pdfRenderer) writePDF(ctx context.Context, data []byte, writer io.Writer, optimization pdfgo.OptimizeOptions) error {
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if r.imageError != nil {
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return r.imageError
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}
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options := codecpdf.WriteOptions{
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Images: r.images,
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Text: r.text,
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ExactImages: r.exactImages,
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ExactText: r.exactText,
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Optimization: optimization,
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}
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if r.navigation != nil && r.navigation.nativeWrite {
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options.Links = make(map[int][]*pdfgo.LinkRegion, len(r.navigation.Link))
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for page, links := range r.navigation.Link {
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regions := make([]*pdfgo.LinkRegion, len(links))
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for i, link := range links {
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regions[i] = link.Region
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}
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options.Links[page] = regions
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}
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options.PrepareRewrite = r.navigation.prepareRewrite
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}
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return codecpdf.Write(ctx, data, writer, options)
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}
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