mirror of
https://github.com/JakubMelka/PDF4QT.git
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113 lines
3.9 KiB
C++
113 lines
3.9 KiB
C++
// Copyright (C) 2019-2020 Jakub Melka
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//
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// This file is part of PdfForQt.
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//
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// PdfForQt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// PdfForQt is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PDFForQt. If not, see <https://www.gnu.org/licenses/>.
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#ifndef PDFFILE_H
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#define PDFFILE_H
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#include "pdfobject.h"
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#include <QDateTime>
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namespace pdf
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{
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class PDFObjectStorage;
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class PDFEmbeddedFile
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{
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public:
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explicit PDFEmbeddedFile() = default;
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bool isValid() const { return m_stream.isStream(); }
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const QByteArray& getSubtype() const { return m_subtype; }
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PDFInteger getSize() const { return m_size; }
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const QDateTime& getCreationDate() const { return m_creationDate; }
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const QDateTime& getModifiedDate() const { return m_modifiedDate; }
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const QByteArray& getChecksum() const { return m_checksum; }
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const PDFStream* getStream() const { return m_stream.getStream(); }
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static PDFEmbeddedFile parse(const PDFObjectStorage* storage, PDFObject object);
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private:
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PDFObject m_stream;
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QByteArray m_subtype;
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PDFInteger m_size = -1;
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QDateTime m_creationDate;
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QDateTime m_modifiedDate;
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QByteArray m_checksum;
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};
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/// File specification
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class PDFFORQTLIBSHARED_EXPORT PDFFileSpecification
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{
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public:
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explicit PDFFileSpecification() = default;
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/// Returns platform file name as string. It looks into the UF, F,
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/// and platform names and selects the appropriate one. If error
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/// occurs. then empty string is returned.
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QString getPlatformFileName() const;
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/// Returns platform file.
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const PDFEmbeddedFile* getPlatformFile() const;
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const QByteArray& getFileSystem() const { return m_fileSystem; }
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const QByteArray& getF() const { return m_F; }
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const QString& getUF() const { return m_UF; }
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const QByteArray& getDOS() const { return m_DOS; }
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const QByteArray& getMac() const { return m_Mac; }
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const QByteArray& getUnix() const { return m_Unix; }
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bool isVolatile() const { return m_volatile; }
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const QString& getDescription() const { return m_description; }
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PDFObjectReference getCollection() const { return m_collection; }
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const std::map<QByteArray, PDFEmbeddedFile>& getEmbeddedFiles() const { return m_embeddedFiles; }
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static PDFFileSpecification parse(const PDFObjectStorage* storage, PDFObject object);
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private:
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/// Name of the file system used to interpret this file specification,
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/// usually, it is URL (this is only file system defined in PDF specification 1.7).
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QByteArray m_fileSystem;
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/// File specification string (for backward compatibility). If file system is URL,
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/// it contains unified resource locator.
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QByteArray m_F;
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/// File specification string as unicode.
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QString m_UF;
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QByteArray m_DOS;
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QByteArray m_Mac;
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QByteArray m_Unix;
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/// Is file volatile? I.e it is, for example, link to a video file from online camera?
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/// If this boolean is true, then file should never be cached.
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bool m_volatile = false;
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/// Description of the file (for example, if file is embedded file stream)
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QString m_description;
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/// Collection item dictionary reference
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PDFObjectReference m_collection;
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/// Embedded files
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std::map<QByteArray, PDFEmbeddedFile> m_embeddedFiles;
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};
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} // namespace pdf
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#endif // PDFFILE_H
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