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95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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/*!
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@file epsimage.hpp
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@brief EPS image.
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<br>References:
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<br>[1] <a href="http://partners.adobe.com/public/developer/en/ps/5001.DSC_Spec.pdf">Adobe PostScript
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Language Document Structuring Conventions Specification, Version 3.0</a>, September 1992 <br>[2] <a
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href="http://partners.adobe.com/public/developer/en/ps/5002.EPSF_Spec.pdf">Adobe Encapsulated PostScript File Format
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Specification, Version 3.0</a>, May 1992 <br>[3] <a
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href="http://www.adobe.com/content/dam/Adobe/en/devnet/xmp/pdfs/XMPSpecificationPart3.pdf">Adobe XMP Specification
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Part 3: Storage in Files</a>, July 2010 <br>[4] <a
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href="http://groups.google.com/group/adobe.illustrator.windows/msg/0a9d7b1244b59062">Re: Thumbnail data format in ai
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file</a>, Dec 2003
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@author Michael Ulbrich (mul)
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<a href="mailto:mul@rentapacs.de">mul@rentapacs.de</a>
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@author Volker Grabsch (vog)
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<a href="mailto:vog@notjusthosting.com">vog@notjusthosting.com</a>
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@date 7-Mar-2011, vog: created
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*/
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#ifndef EPSIMAGE_HPP_
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#define EPSIMAGE_HPP_
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// *****************************************************************************
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#include "exiv2lib_export.h"
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// included header files
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#include "image.hpp"
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// *****************************************************************************
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// namespace extensions
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namespace Exiv2 {
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// *****************************************************************************
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// class definitions
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/*!
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@brief Class to access EPS images.
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*/
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class EXIV2API EpsImage : public Image {
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public:
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//! @name Creators
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//@{
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/*!
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@brief Constructor to open a EPS image. Since the
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constructor can't return a result, callers should check the
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good() method after object construction to determine success
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or failure.
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@param io An auto-pointer that owns a BasicIo instance used for
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reading and writing image metadata. \b Important: The constructor
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takes ownership of the passed in BasicIo instance through the
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auto-pointer. Callers should not continue to use the BasicIo
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instance after it is passed to this method. Use the Image::io()
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method to get a temporary reference.
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@param create Specifies if an existing image should be read (false)
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or if a new file should be created (true).
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*/
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EpsImage(BasicIo::UniquePtr io, bool create);
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//@}
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//! @name Manipulators
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//@{
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void readMetadata() override;
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void writeMetadata() override;
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/*!
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@brief Not supported.
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Calling this function will throw an instance of Error(ErrorCode::kerInvalidSettingForImage).
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*/
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void setComment(const std::string&) override;
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//@}
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//! @name Accessors
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//@{
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[[nodiscard]] std::string mimeType() const override;
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//@}
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}; // class EpsImage
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// *****************************************************************************
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// template, inline and free functions
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// These could be static private functions on Image subclasses but then
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// ImageFactory needs to be made a friend.
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/*!
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@brief Create a new EpsImage instance and return an auto-pointer to it.
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Caller owns the returned object and the auto-pointer ensures that
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it will be deleted.
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*/
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EXIV2API Image::UniquePtr newEpsInstance(BasicIo::UniquePtr io, bool create);
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//! Check if the file iIo is a EPS image.
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EXIV2API bool isEpsType(BasicIo& iIo, bool advance);
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} // namespace Exiv2
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#endif // #ifndef EPSIMAGE_HPP_
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