96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
/* This file was part of Clementine.
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Copyright 2012, David Sansome <me@davidsansome.com>
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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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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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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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#include <memory>
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#include <QObject>
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#include <QByteArray>
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#include <QUrl>
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#include "core/application.h"
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#include "core/closure.h"
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#include "core/player.h"
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#include "core/song.h"
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#include "engine/engine_fwd.h"
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#include "playlist/playlistmanager.h"
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#include "playlist/playlistitem.h"
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#include "moodbarcontroller.h"
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#include "moodbarloader.h"
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#include "moodbarpipeline.h"
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MoodbarController::MoodbarController(Application* app, QObject* parent)
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: QObject(parent),
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app_(app) {
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connect(app_->playlist_manager(), SIGNAL(CurrentSongChanged(Song)), SLOT(CurrentSongChanged(Song)));
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connect(app_->player(), SIGNAL(Stopped()), SLOT(PlaybackStopped()));
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}
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void MoodbarController::CurrentSongChanged(const Song& song) {
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QByteArray data;
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MoodbarPipeline* pipeline = nullptr;
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const MoodbarLoader::Result result = app_->moodbar_loader()->Load(song.url(), &data, &pipeline);
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switch (result) {
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case MoodbarLoader::CannotLoad:
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emit CurrentMoodbarDataChanged(QByteArray());
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break;
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case MoodbarLoader::Loaded:
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emit CurrentMoodbarDataChanged(data);
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break;
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case MoodbarLoader::WillLoadAsync:
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// Emit an empty array for now so the GUI reverts to a normal progress
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// bar. Our slot will be called when the data is actually loaded.
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emit CurrentMoodbarDataChanged(QByteArray());
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NewClosure(pipeline, SIGNAL(Finished(bool)), this, SLOT(AsyncLoadComplete(MoodbarPipeline*, QUrl)), pipeline, song.url());
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break;
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}
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}
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void MoodbarController::PlaybackStopped() {
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emit CurrentMoodbarDataChanged(QByteArray());
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}
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void MoodbarController::AsyncLoadComplete(MoodbarPipeline* pipeline, const QUrl& url) {
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// Is this song still playing?
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PlaylistItemPtr current_item = app_->player()->GetCurrentItem();
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if (current_item && current_item->Url() != url) {
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return;
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}
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// Did we stop the song?
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switch(app_->player()->GetState()) {
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case Engine::Error:
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case Engine::Empty:
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case Engine::Idle:
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return;
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default:
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break;
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}
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emit CurrentMoodbarDataChanged(pipeline->data());
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}
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