156 lines
4.3 KiB
C++
156 lines
4.3 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine 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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Clementine 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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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "searchprovider.h"
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#include <QPainter>
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#include <QUrl>
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#include <QtConcurrentRun>
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#include "core/closure.h"
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#include "internet/core/internetsongmimedata.h"
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#include "playlist/songmimedata.h"
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const int SearchProvider::kArtHeight = 32;
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SearchProvider::SearchProvider(Application* app, QObject* parent)
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: QObject(parent), app_(app), hints_(0) {}
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void SearchProvider::Init(const QString& name, const QString& id,
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const QIcon& icon, Hints hints) {
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name_ = name;
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id_ = id;
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icon_ = icon;
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hints_ = hints;
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icon_as_image_ = QImage(icon.pixmap(48, 48).toImage());
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}
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void SearchProvider::SetHint(Hint hint, bool set) {
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if (set) {
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hints_ |= hint;
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} else {
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hints_ &= ~hint;
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}
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}
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QStringList SearchProvider::TokenizeQuery(const QString& query) {
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QStringList tokens(query.split(QRegExp("\\s+")));
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for (QStringList::iterator it = tokens.begin(); it != tokens.end(); ++it) {
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(*it).remove('(');
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(*it).remove(')');
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(*it).remove('"');
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const int colon = (*it).indexOf(":");
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if (colon != -1) {
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(*it).remove(0, colon + 1);
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}
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}
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return tokens;
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}
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bool SearchProvider::Matches(const QStringList& tokens, const QString& string) {
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for (const QString& token : tokens) {
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if (!string.contains(token, Qt::CaseInsensitive)) {
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return false;
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}
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}
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return true;
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}
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BlockingSearchProvider::BlockingSearchProvider(Application* app,
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QObject* parent)
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: SearchProvider(app, parent) {}
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void BlockingSearchProvider::SearchAsync(int id, const QString& query) {
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QFuture<ResultList> future =
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QtConcurrent::run(this, &BlockingSearchProvider::Search, id, query);
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NewClosure(future, this,
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SLOT(BlockingSearchFinished(QFuture<ResultList>, int)), future,
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id);
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}
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void BlockingSearchProvider::BlockingSearchFinished(QFuture<ResultList> future,
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const int id) {
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emit ResultsAvailable(id, future.result());
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emit SearchFinished(id);
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}
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QImage SearchProvider::ScaleAndPad(const QImage& image) {
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if (image.isNull()) return QImage();
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const QSize target_size = QSize(kArtHeight, kArtHeight);
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if (image.size() == target_size) return image;
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// Scale the image down
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QImage copy;
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copy =
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image.scaled(target_size, Qt::KeepAspectRatio, Qt::SmoothTransformation);
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// Pad the image to kHeight x kHeight
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if (copy.size() == target_size) return copy;
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QImage padded_image(kArtHeight, kArtHeight, QImage::Format_ARGB32);
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padded_image.fill(0);
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QPainter p(&padded_image);
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p.drawImage((kArtHeight - copy.width()) / 2, (kArtHeight - copy.height()) / 2,
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copy);
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p.end();
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return padded_image;
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}
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void SearchProvider::LoadArtAsync(int id, const Result& result) {
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emit ArtLoaded(id, QImage());
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}
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MimeData* SearchProvider::LoadTracks(const ResultList& results) {
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MimeData* mime_data = nullptr;
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if (mime_data_contains_urls_only()) {
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mime_data = new MimeData;
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} else {
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SongList songs;
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for (const Result& result : results) {
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songs << result.metadata_;
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}
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if (internet_service()) {
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InternetSongMimeData* internet_song_mime_data =
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new InternetSongMimeData(internet_service());
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internet_song_mime_data->songs = songs;
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mime_data = internet_song_mime_data;
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} else {
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SongMimeData* song_mime_data = new SongMimeData;
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song_mime_data->songs = songs;
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mime_data = song_mime_data;
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}
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}
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QList<QUrl> urls;
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for (const Result& result : results) {
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urls << result.metadata_.url();
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}
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mime_data->setUrls(urls);
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return mime_data;
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}
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