435 lines
15 KiB
C++
435 lines
15 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Mobility Components.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "player.h"
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#include "playercontrols.h"
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#include "playlistmodel.h"
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#include <qmediaservice.h>
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#include <qmediaplaylist.h>
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#include <QtGui>
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Player::Player(QWidget *parent)
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: QWidget(parent)
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, videoWidget(0)
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, coverLabel(0)
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, slider(0)
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#ifndef PLAYER_NO_COLOROPTIONS
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, colorDialog(0)
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#endif
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{
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//! [create-objs]
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player = new QMediaPlayer(this);
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// owned by PlaylistModel
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playlist = new QMediaPlaylist();
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player->setPlaylist(playlist);
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//! [create-objs]
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connect(player, SIGNAL(durationChanged(qint64)), SLOT(durationChanged(qint64)));
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connect(player, SIGNAL(positionChanged(qint64)), SLOT(positionChanged(qint64)));
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connect(player, SIGNAL(metaDataChanged()), SLOT(metaDataChanged()));
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connect(playlist, SIGNAL(currentIndexChanged(int)), SLOT(playlistPositionChanged(int)));
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connect(player, SIGNAL(mediaStatusChanged(QMediaPlayer::MediaStatus)),
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this, SLOT(statusChanged(QMediaPlayer::MediaStatus)));
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connect(player, SIGNAL(bufferStatusChanged(int)), this, SLOT(bufferingProgress(int)));
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connect(player, SIGNAL(videoAvailableChanged(bool)), this, SLOT(videoAvailableChanged(bool)));
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connect(player, SIGNAL(error(QMediaPlayer::Error)), this, SLOT(displayErrorMessage()));
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//! [2]
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videoWidget = new VideoWidget(this);
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player->setVideoOutput(videoWidget);
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playlistModel = new PlaylistModel(this);
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playlistModel->setPlaylist(playlist);
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//! [2]
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playlistView = new QListView(this);
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playlistView->setModel(playlistModel);
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playlistView->setCurrentIndex(playlistModel->index(playlist->currentIndex(), 0));
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connect(playlistView, SIGNAL(activated(QModelIndex)), this, SLOT(jump(QModelIndex)));
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slider = new QSlider(Qt::Horizontal, this);
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slider->setRange(0, player->duration() / 1000);
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labelDuration = new QLabel(this);
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connect(slider, SIGNAL(sliderMoved(int)), this, SLOT(seek(int)));
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QPushButton *openButton = new QPushButton(tr("Open"), this);
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connect(openButton, SIGNAL(clicked()), this, SLOT(open()));
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PlayerControls *controls = new PlayerControls(this);
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controls->setState(player->state());
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controls->setVolume(player->volume());
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controls->setMuted(controls->isMuted());
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connect(controls, SIGNAL(play()), player, SLOT(play()));
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connect(controls, SIGNAL(pause()), player, SLOT(pause()));
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connect(controls, SIGNAL(stop()), player, SLOT(stop()));
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connect(controls, SIGNAL(next()), playlist, SLOT(next()));
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connect(controls, SIGNAL(previous()), this, SLOT(previousClicked()));
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connect(controls, SIGNAL(changeVolume(int)), player, SLOT(setVolume(int)));
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connect(controls, SIGNAL(changeMuting(bool)), player, SLOT(setMuted(bool)));
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connect(controls, SIGNAL(changeRate(qreal)), player, SLOT(setPlaybackRate(qreal)));
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connect(controls, SIGNAL(stop()), videoWidget, SLOT(update()));
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connect(player, SIGNAL(stateChanged(QMediaPlayer::State)),
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controls, SLOT(setState(QMediaPlayer::State)));
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connect(player, SIGNAL(volumeChanged(int)), controls, SLOT(setVolume(int)));
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connect(player, SIGNAL(mutedChanged(bool)), controls, SLOT(setMuted(bool)));
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fullScreenButton = new QPushButton(tr("FullScreen"), this);
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fullScreenButton->setCheckable(true);
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#ifndef PLAYER_NO_COLOROPTIONS
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colorButton = new QPushButton(tr("Color Options..."), this);
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colorButton->setEnabled(false);
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connect(colorButton, SIGNAL(clicked()), this, SLOT(showColorDialog()));
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#endif
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QBoxLayout *displayLayout = new QHBoxLayout;
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displayLayout->addWidget(videoWidget, 2);
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displayLayout->addWidget(playlistView);
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QBoxLayout *controlLayout = new QHBoxLayout;
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controlLayout->setMargin(0);
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controlLayout->addWidget(openButton);
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controlLayout->addStretch(1);
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controlLayout->addWidget(controls);
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controlLayout->addStretch(1);
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controlLayout->addWidget(fullScreenButton);
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#ifndef PLAYER_NO_COLOROPTIONS
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controlLayout->addWidget(colorButton);
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#endif
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QBoxLayout *layout = new QVBoxLayout;
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layout->addLayout(displayLayout);
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QHBoxLayout *hLayout = new QHBoxLayout;
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hLayout->addWidget(slider);
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hLayout->addWidget(labelDuration);
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layout->addLayout(hLayout);
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layout->addLayout(controlLayout);
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setLayout(layout);
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if (!player->isAvailable()) {
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QMessageBox::warning(this, tr("Service not available"),
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tr("The QMediaPlayer object does not have a valid service.\n"\
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"Please check the media service plugins are installed."));
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controls->setEnabled(false);
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playlistView->setEnabled(false);
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openButton->setEnabled(false);
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#ifndef PLAYER_NO_COLOROPTIONS
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colorButton->setEnabled(false);
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#endif
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fullScreenButton->setEnabled(false);
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}
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metaDataChanged();
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QStringList arguments = qApp->arguments();
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arguments.removeAt(0);
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addToPlaylist(arguments);
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}
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Player::~Player()
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{
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}
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void Player::open()
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{
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#ifdef Q_WS_MAEMO_5
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QStringList fileNames;
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QString fileName = QFileDialog::getOpenFileName(this, tr("Open Files"), "/");
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if (!fileName.isEmpty())
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fileNames << fileName;
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#else
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QStringList fileNames = QFileDialog::getOpenFileNames(this, tr("Open Files"));
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#endif
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addToPlaylist(fileNames);
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}
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void Player::addToPlaylist(const QStringList& fileNames)
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{
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foreach (QString const &argument, fileNames) {
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QFileInfo fileInfo(argument);
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if (fileInfo.exists()) {
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QUrl url = QUrl::fromLocalFile(fileInfo.absoluteFilePath());
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if (fileInfo.suffix().toLower() == QLatin1String("m3u")) {
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playlist->load(url);
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} else
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playlist->addMedia(url);
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} else {
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QUrl url(argument);
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if (url.isValid()) {
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playlist->addMedia(url);
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}
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}
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}
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}
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void Player::durationChanged(qint64 duration)
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{
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this->duration = duration/1000;
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slider->setMaximum(duration / 1000);
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}
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void Player::positionChanged(qint64 progress)
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{
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if (!slider->isSliderDown()) {
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slider->setValue(progress / 1000);
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}
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updateDurationInfo(progress / 1000);
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}
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void Player::metaDataChanged()
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{
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//qDebug() << "update metadata" << player->metaData(QtMultimediaKit::Title).toString();
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if (player->isMetaDataAvailable()) {
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setTrackInfo(QString("%1 - %2")
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.arg(player->metaData(QtMultimediaKit::AlbumArtist).toString())
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.arg(player->metaData(QtMultimediaKit::Title).toString()));
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if (coverLabel) {
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QUrl url = player->metaData(QtMultimediaKit::CoverArtUrlLarge).value<QUrl>();
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coverLabel->setPixmap(!url.isEmpty()
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? QPixmap(url.toString())
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: QPixmap());
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}
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}
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}
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void Player::previousClicked()
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{
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// Go to previous track if we are within the first 5 seconds of playback
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// Otherwise, seek to the beginning.
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if(player->position() <= 5000)
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playlist->previous();
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else
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player->setPosition(0);
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}
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void Player::jump(const QModelIndex &index)
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{
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if (index.isValid()) {
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playlist->setCurrentIndex(index.row());
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player->play();
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}
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}
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void Player::playlistPositionChanged(int currentItem)
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{
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playlistView->setCurrentIndex(playlistModel->index(currentItem, 0));
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}
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void Player::seek(int seconds)
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{
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player->setPosition(seconds * 1000);
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}
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void Player::statusChanged(QMediaPlayer::MediaStatus status)
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{
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handleCursor(status);
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// handle status message
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switch (status) {
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case QMediaPlayer::UnknownMediaStatus:
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case QMediaPlayer::NoMedia:
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case QMediaPlayer::LoadedMedia:
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case QMediaPlayer::BufferingMedia:
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case QMediaPlayer::BufferedMedia:
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setStatusInfo(QString());
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break;
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case QMediaPlayer::LoadingMedia:
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setStatusInfo(tr("Loading..."));
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break;
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case QMediaPlayer::StalledMedia:
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setStatusInfo(tr("Media Stalled"));
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break;
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case QMediaPlayer::EndOfMedia:
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QApplication::alert(this);
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break;
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case QMediaPlayer::InvalidMedia:
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displayErrorMessage();
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break;
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}
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}
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void Player::handleCursor(QMediaPlayer::MediaStatus status)
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{
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#ifndef QT_NO_CURSOR
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if( status == QMediaPlayer::LoadingMedia ||
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status == QMediaPlayer::BufferingMedia ||
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status == QMediaPlayer::StalledMedia)
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setCursor(QCursor(Qt::BusyCursor));
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else
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unsetCursor();
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#endif
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}
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void Player::bufferingProgress(int progress)
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{
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setStatusInfo(tr("Buffering %4%").arg(progress));
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}
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void Player::videoAvailableChanged(bool available)
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{
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if (!available) {
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disconnect(fullScreenButton, SIGNAL(clicked(bool)),
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videoWidget, SLOT(setFullScreen(bool)));
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disconnect(videoWidget, SIGNAL(fullScreenChanged(bool)),
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fullScreenButton, SLOT(setChecked(bool)));
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videoWidget->setFullScreen(false);
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} else {
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connect(fullScreenButton, SIGNAL(clicked(bool)),
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videoWidget, SLOT(setFullScreen(bool)));
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connect(videoWidget, SIGNAL(fullScreenChanged(bool)),
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fullScreenButton, SLOT(setChecked(bool)));
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if (fullScreenButton->isChecked())
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videoWidget->setFullScreen(true);
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}
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#ifndef PLAYER_NO_COLOROPTIONS
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colorButton->setEnabled(available);
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#endif
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}
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void Player::setTrackInfo(const QString &info)
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{
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trackInfo = info;
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if (!statusInfo.isEmpty())
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setWindowTitle(QString("%1 | %2").arg(trackInfo).arg(statusInfo));
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else
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setWindowTitle(trackInfo);
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}
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void Player::setStatusInfo(const QString &info)
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{
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statusInfo = info;
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if (!statusInfo.isEmpty())
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setWindowTitle(QString("%1 | %2").arg(trackInfo).arg(statusInfo));
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else
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setWindowTitle(trackInfo);
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}
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void Player::displayErrorMessage()
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{
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setStatusInfo(player->errorString());
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}
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void Player::updateDurationInfo(qint64 currentInfo)
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{
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QString tStr;
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if (currentInfo || duration) {
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QTime currentTime((currentInfo/3600)%60, (currentInfo/60)%60, currentInfo%60, (currentInfo*1000)%1000);
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QTime totalTime((duration/3600)%60, (duration/60)%60, duration%60, (duration*1000)%1000);
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QString format = "mm:ss";
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if (duration > 3600)
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format = "hh:mm:ss";
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tStr = currentTime.toString(format) + " / " + totalTime.toString(format);
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}
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labelDuration->setText(tStr);
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}
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#ifndef PLAYER_NO_COLOROPTIONS
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void Player::showColorDialog()
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{
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if (!colorDialog) {
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QSlider *brightnessSlider = new QSlider(Qt::Horizontal);
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brightnessSlider->setRange(-100, 100);
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brightnessSlider->setValue(videoWidget->brightness());
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connect(brightnessSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setBrightness(int)));
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connect(videoWidget, SIGNAL(brightnessChanged(int)), brightnessSlider, SLOT(setValue(int)));
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QSlider *contrastSlider = new QSlider(Qt::Horizontal);
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contrastSlider->setRange(-100, 100);
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contrastSlider->setValue(videoWidget->contrast());
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connect(contrastSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setContrast(int)));
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connect(videoWidget, SIGNAL(contrastChanged(int)), contrastSlider, SLOT(setValue(int)));
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QSlider *hueSlider = new QSlider(Qt::Horizontal);
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hueSlider->setRange(-100, 100);
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hueSlider->setValue(videoWidget->hue());
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connect(hueSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setHue(int)));
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connect(videoWidget, SIGNAL(hueChanged(int)), hueSlider, SLOT(setValue(int)));
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QSlider *saturationSlider = new QSlider(Qt::Horizontal);
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saturationSlider->setRange(-100, 100);
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saturationSlider->setValue(videoWidget->saturation());
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connect(saturationSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setSaturation(int)));
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connect(videoWidget, SIGNAL(saturationChanged(int)), saturationSlider, SLOT(setValue(int)));
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#if defined(Q_OS_SYMBIAN)
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QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok);
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#endif
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QFormLayout *layout = new QFormLayout;
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layout->addRow(tr("Brightness"), brightnessSlider);
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layout->addRow(tr("Contrast"), contrastSlider);
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layout->addRow(tr("Hue"), hueSlider);
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layout->addRow(tr("Saturation"), saturationSlider);
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#if defined(Q_OS_SYMBIAN)
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layout->addWidget(buttonBox);
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#endif
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QPushButton *button = new QPushButton(tr("Close"));
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layout->addRow(button);
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colorDialog = new QDialog(this);
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#if defined(Q_OS_SYMBIAN)
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connect(buttonBox, SIGNAL(clicked(QAbstractButton*)), colorDialog, SLOT(hide()));
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#endif
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colorDialog->setWindowTitle(tr("Color Options"));
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colorDialog->setLayout(layout);
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connect(button, SIGNAL(clicked()), colorDialog, SLOT(close()));
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}
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colorDialog->show();
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}
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#endif
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