xml_extractor.h

// Copyright (c) 2009-2025 Avanquest Software. All rights reserved.
 
#ifndef PDFSDK_CXX_XML_EXTRACTOR_H_INCLUDED_
#define PDFSDK_CXX_XML_EXTRACTOR_H_INCLUDED_
 
#include <string>
#include <string_view>
 
#include <pdfsdk/cxx/callback.h>
#include <pdfsdk/cxx/document.h>
#include <pdfsdk/cxx/text_edit.h>
#include <pdfsdk/xml_extractor.h>
 
namespace PDF {

inline std::string SerializeTextBlockToXML(const TextEdit::Layout& text_layout, const TextEdit::TextBlock& block) {
    std::string xml;
    static auto collect = [](const char* data, size_t numBytes, void* clientData) -> PDErrCode {
        PDFSDK_CALLBACK_BEGIN
            static_cast<std::string*>(clientData)->assign(data, numBytes);
            return kPDErrSuccess;
        PDFSDK_CALLBACK_END
    };
    PDF_CHECK_SUCCESS_X(PDTTextBlockSerializeToXML(text_layout.get(), block.get(), collect, &xml));
    return xml;
}

inline void DeserializeTextBlockFromXML(const Document& doc,
                                        const TextEdit::Layout& text_layout,
                                        const TextEdit::TextBlock& block,
                                        std::string_view xml) {
    PDF_CHECK_SUCCESS_X(
            PDTTextBlockDeserializeFromXML(doc.get(), text_layout.get(), block.get(), xml.data(), xml.size()));
}

inline std::string SerializePageToXML(const TextEdit::Layout& text_layout) {
    std::string xml;
    static auto collect = [](const char* data, size_t numBytes, void* clientData) -> PDErrCode {
        PDFSDK_CALLBACK_BEGIN
            static_cast<std::string*>(clientData)->assign(data, numBytes);
            return kPDErrSuccess;
        PDFSDK_CALLBACK_END
    };
    PDF_CHECK_SUCCESS_X(PDTLayoutSerializeToXML(text_layout.get(), collect, &xml));
    return xml;
}

inline void DeserializePageFromXML(const Document& doc, const TextEdit::Layout& text_layout, std::string_view xml) {
    PDF_CHECK_SUCCESS_X(PDTLayoutDeserializeFromXML(doc.get(), text_layout.get(), xml.data(), xml.size()));
}
 
}  // namespace PDF
 
#endif  // PDFSDK_CXX_XML_EXTRACTOR_H_INCLUDED_