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mediaplayerwidget.cpp
111 lines (89 loc) · 3 KB
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mediaplayerwidget.cpp
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// Flamingo is an open-source cross platform program for learning languages
// Copyright (C) 2017 Sergey Zakharov
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "mediaplayerwidget.h"
MediaPlayerWidget::MediaPlayerWidget(QWidget* parent)
: QFrame(parent)
{
ui = new MediaPlayerWidgetUi(this);
mediaPlayer = new QMediaPlayer(this);
mediaPlayer->setVideoOutput(ui->videoWidget);
connect(
mediaPlayer, &QMediaPlayer::positionChanged,
this, &MediaPlayerWidget::mediaPlayerPositionChanged);
connect(
mediaPlayer, &QMediaPlayer::durationChanged,
this, &MediaPlayerWidget::mediaPlayerDurationChanged);
connect(
mediaPlayer, &QMediaPlayer::volumeChanged,
this, &MediaPlayerWidget::mediaPlayerVolumeChanged);
connect(
mediaPlayer, &QMediaPlayer::stateChanged,
this, &MediaPlayerWidget::mediaPlayerStateChanged);
mediaPlayer->setVolume(50);
ui->slider->setMinimum(0);
ui->slider->setMaximum(100);
ui->volumeSlider->setRange(0, 100);
}
MediaPlayerWidget::~MediaPlayerWidget()
{
mediaPlayer->stop();
}
void MediaPlayerWidget::setSource(const QString& path)
{
mediaPlayer->setMedia(QUrl::fromLocalFile(path));
}
void MediaPlayerWidget::playPauseButtonClicked()
{
if (mediaPlayer->state() == QMediaPlayer::PlayingState)
mediaPlayer->pause();
else
mediaPlayer->play();
}
void MediaPlayerWidget::sliderPositionChanged(int position)
{
// Осторожно, костыли!
const QSignalBlocker blocker(mediaPlayer);
mediaPlayer->setPosition(position);
}
void MediaPlayerWidget::mediaPlayerPositionChanged(qint64 position)
{
const QSignalBlocker blocker(ui->slider);
ui->slider->setValue(position);
}
void MediaPlayerWidget::mediaPlayerDurationChanged(qint64 duration)
{
ui->slider->setRange(0, duration);
}
void MediaPlayerWidget::mediaPlayerStateChanged(QMediaPlayer::State state)
{
if (state == QMediaPlayer::PlayingState) {
ui->playPauseButton->setText(tr("pause"));
} else {
ui->playPauseButton->setText(tr("play"));
}
}
void MediaPlayerWidget::mediaPlayerVolumeChanged(int volume)
{
ui->volumeSlider->setValue(volume);
}
void MediaPlayerWidget::volumeSliderPositionChanged(int position)
{
mediaPlayer->setVolume(position);
}
void MediaPlayerWidget::fullScreenButtonClicked()
{
ui->videoWidget->setFullScreen(!ui->videoWidget->isFullScreen());
}