99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU 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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* Strawberry 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 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
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <stdbool.h>
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#include <QtGlobal>
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#include <QObject>
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#include <QDir>
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#include <QString>
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#include <QStringBuilder>
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#include <QImage>
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#include <QStandardPaths>
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#include <QTemporaryFile>
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#include "core/application.h"
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#include "playlist/playlistmanager.h"
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#include "albumcoverloader.h"
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#include "currentalbumcoverloader.h"
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CurrentAlbumCoverLoader::CurrentAlbumCoverLoader(Application *app, QObject *parent)
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: QObject(parent),
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app_(app),
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temp_file_pattern_(QDir::tempPath() + "/strawberry-cover-XXXXXX.jpg"),
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id_(0)
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{
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options_.scale_output_image_ = false;
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options_.pad_output_image_ = false;
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options_.default_output_image_ = QImage(":/pictures/cdcase.png");
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connect(app_->album_cover_loader(), SIGNAL(ImageLoaded(quint64, QUrl, QImage)), SLOT(TempAlbumCoverLoaded(quint64, QUrl, QImage)));
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connect(app_->playlist_manager(), SIGNAL(CurrentSongChanged(Song)), SLOT(LoadAlbumCover(Song)));
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}
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CurrentAlbumCoverLoader::~CurrentAlbumCoverLoader() {}
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void CurrentAlbumCoverLoader::LoadAlbumCover(const Song &song) {
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last_song_ = song;
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id_ = app_->album_cover_loader()->LoadImageAsync(options_, last_song_);
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}
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void CurrentAlbumCoverLoader::TempAlbumCoverLoaded(const quint64 id, const QUrl &remote_url, const QImage &image) {
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if (id != id_) return;
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id_ = 0;
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QUrl cover_url;
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QUrl thumbnail_url;
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QImage thumbnail;
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if (!image.isNull()) {
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QString filename;
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temp_cover_.reset(new QTemporaryFile(temp_file_pattern_));
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temp_cover_->setAutoRemove(true);
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temp_cover_->open();
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image.save(temp_cover_->fileName(), "JPEG");
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// Scale the image down to make a thumbnail. It's a bit crap doing it here since it's the GUI thread, but the alternative is hard.
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temp_cover_thumbnail_.reset(new QTemporaryFile(temp_file_pattern_));
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temp_cover_thumbnail_->open();
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temp_cover_thumbnail_->setAutoRemove(true);
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thumbnail = image.scaledToHeight(120, Qt::SmoothTransformation);
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thumbnail.save(temp_cover_thumbnail_->fileName(), "JPEG");
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cover_url.setScheme("file");
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cover_url.setPath(temp_cover_->fileName());
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thumbnail_url.setScheme("file");
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thumbnail_url.setPath(temp_cover_thumbnail_->fileName());
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}
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emit AlbumCoverLoaded(last_song_, cover_url, image);
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emit ThumbnailLoaded(last_song_, thumbnail_url, thumbnail);
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}
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