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99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
/**
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* Copyright (C) 2004 Nathan Toone <nathan@toonetown.com>
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* Copyright (C) 2008 Michael Pyne <mpyne@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef COVERINFO_H
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#define COVERINFO_H
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#include "filehandle.h"
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#include "covermanager.h"
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#include <QImage>
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class QPixmap;
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class CoverInfo
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{
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friend class FileHandle;
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public:
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enum CoverSize { FullSize, Thumbnail };
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CoverInfo(const FileHandle &file);
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bool hasCover() const;
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void clearCover();
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void setCover(const QImage &image = QImage());
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// Use this to assign to a specific cover id.
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void setCoverId(coverKey id);
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/**
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* This function sets the cover identifier for all tracks that have the
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* same Artist and Album as this track, to the cover identifier of this
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* track.
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*
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* @param overwriteExistingCovers If set to true, this function will always
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* apply the new cover to a track even if the track already had
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* a different cover set.
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*/
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void applyCoverToWholeAlbum(bool overwriteExistingCovers = false) const;
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coverKey coverId() const;
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QPixmap pixmap(CoverSize size) const;
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/**
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* Returns the path to the cover data. For embedded covers the art will be
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* extracted to a temporary file, and the returned path will be that of the
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* temporary file. The temporary file will be owned by the caller.
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*
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* Note that it is possible to have a valid filename even for covers that
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* do not have "coverKey" since JuK supports using cover.{jpg,png} in a
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* directory.
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*
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* @param fallbackFileName The filename (including full absolute path)
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* of the file to write to if embedded album art is present and to be
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* extracted.
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*
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* If no cover is present, an empty string is returned.
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*/
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QString localPathToCover(const QString &fallbackFileName) const;
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void popup() const;
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private:
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QImage scaleCoverToThumbnail(const QImage &image) const;
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// Not supported for all file types as we must build on top of TagLib
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// support.
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QImage embeddedAlbumArt() const;
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bool hasEmbeddedAlbumArt() const;
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FileHandle m_file;
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// Mutable to allow this info to be cached.
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mutable bool m_hasCover;
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mutable bool m_hasAttachedCover;
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mutable bool m_haveCheckedForCover;
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mutable coverKey m_coverKey;
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};
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#endif
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// vim: set et sw=4 tw=0 sta:
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