323 lines
9.9 KiB
C++
323 lines
9.9 KiB
C++
/*
|
|
This file is part of Telegram Desktop,
|
|
the official desktop application for the Telegram messaging service.
|
|
|
|
For license and copyright information please follow this link:
|
|
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
|
|
*/
|
|
#include "media/view/media_view_playback_controls.h"
|
|
|
|
#include "media/audio/media_audio.h"
|
|
#include "media/view/media_view_playback_progress.h"
|
|
#include "ui/widgets/labels.h"
|
|
#include "ui/widgets/continuous_sliders.h"
|
|
#include "ui/effects/fade_animation.h"
|
|
#include "ui/widgets/buttons.h"
|
|
#include "lang/lang_keys.h"
|
|
#include "layout.h"
|
|
#include "app.h"
|
|
#include "styles/style_mediaview.h"
|
|
|
|
namespace Media {
|
|
namespace View {
|
|
|
|
PlaybackControls::PlaybackControls(
|
|
QWidget *parent,
|
|
not_null<Delegate*> delegate)
|
|
: RpWidget(parent)
|
|
, _delegate(delegate)
|
|
, _playPauseResume(this, st::mediaviewPlayButton)
|
|
, _playbackSlider(this, st::mediaviewPlayback)
|
|
, _playbackProgress(std::make_unique<PlaybackProgress>())
|
|
, _volumeController(this, st::mediaviewPlayback)
|
|
, _fullScreenToggle(this, st::mediaviewFullScreenButton)
|
|
, _playedAlready(this, st::mediaviewPlayProgressLabel)
|
|
, _toPlayLeft(this, st::mediaviewPlayProgressLabel)
|
|
, _fadeAnimation(std::make_unique<Ui::FadeAnimation>(this)) {
|
|
_fadeAnimation->show();
|
|
_fadeAnimation->setFinishedCallback([=] {
|
|
fadeFinished();
|
|
});
|
|
_fadeAnimation->setUpdatedCallback([=](float64 opacity) {
|
|
fadeUpdated(opacity);
|
|
});
|
|
|
|
_volumeController->setValue(_delegate->playbackControlsCurrentVolume());
|
|
_volumeController->setChangeProgressCallback([=](float64 value) {
|
|
_delegate->playbackControlsVolumeChanged(value);
|
|
});
|
|
|
|
_playPauseResume->addClickHandler([=] {
|
|
if (_showPause) {
|
|
_delegate->playbackControlsPause();
|
|
} else {
|
|
_delegate->playbackControlsPlay();
|
|
}
|
|
});
|
|
_fullScreenToggle->addClickHandler([=] {
|
|
if (_inFullScreen) {
|
|
_delegate->playbackControlsFromFullScreen();
|
|
} else {
|
|
_delegate->playbackControlsToFullScreen();
|
|
}
|
|
});
|
|
|
|
_playbackProgress->setValueChangedCallback([=](
|
|
float64 value,
|
|
float64 receivedTill) {
|
|
_playbackSlider->setValue(value, receivedTill);
|
|
});
|
|
_playbackSlider->setChangeProgressCallback([=](float64 value) {
|
|
_playbackProgress->setValue(value, false);
|
|
|
|
// This may destroy PlaybackControls.
|
|
handleSeekProgress(value);
|
|
});
|
|
_playbackSlider->setChangeFinishedCallback([=](float64 value) {
|
|
_playbackProgress->setValue(value, false);
|
|
handleSeekFinished(value);
|
|
});
|
|
}
|
|
|
|
void PlaybackControls::handleSeekProgress(float64 progress) {
|
|
if (!_lastDurationMs) return;
|
|
|
|
const auto positionMs = snap(
|
|
static_cast<crl::time>(progress * _lastDurationMs),
|
|
crl::time(0),
|
|
_lastDurationMs);
|
|
if (_seekPositionMs != positionMs) {
|
|
_seekPositionMs = positionMs;
|
|
refreshTimeTexts();
|
|
|
|
// This may destroy PlaybackControls.
|
|
_delegate->playbackControlsSeekProgress(positionMs);
|
|
}
|
|
}
|
|
|
|
void PlaybackControls::handleSeekFinished(float64 progress) {
|
|
if (!_lastDurationMs) return;
|
|
|
|
const auto positionMs = snap(
|
|
static_cast<crl::time>(progress * _lastDurationMs),
|
|
crl::time(0),
|
|
_lastDurationMs);
|
|
_seekPositionMs = -1;
|
|
_delegate->playbackControlsSeekFinished(positionMs);
|
|
refreshTimeTexts();
|
|
}
|
|
|
|
template <typename Callback>
|
|
void PlaybackControls::startFading(Callback start) {
|
|
if (!_fadeAnimation->animating()) {
|
|
showChildren();
|
|
_playbackSlider->disablePaint(true);
|
|
_volumeController->disablePaint(true);
|
|
_childrenHidden = false;
|
|
}
|
|
start();
|
|
if (_fadeAnimation->animating()) {
|
|
for (const auto child : children()) {
|
|
if (child->isWidgetType()
|
|
&& child != _playbackSlider
|
|
&& child != _volumeController) {
|
|
static_cast<QWidget*>(child)->hide();
|
|
}
|
|
}
|
|
_childrenHidden = true;
|
|
} else {
|
|
fadeFinished();
|
|
}
|
|
_playbackSlider->disablePaint(false);
|
|
_volumeController->disablePaint(false);
|
|
}
|
|
|
|
void PlaybackControls::showAnimated() {
|
|
startFading([this]() {
|
|
_fadeAnimation->fadeIn(st::mediaviewShowDuration);
|
|
});
|
|
}
|
|
|
|
void PlaybackControls::hideAnimated() {
|
|
startFading([this]() {
|
|
_fadeAnimation->fadeOut(st::mediaviewHideDuration);
|
|
});
|
|
}
|
|
|
|
void PlaybackControls::fadeFinished() {
|
|
fadeUpdated(_fadeAnimation->visible() ? 1. : 0.);
|
|
}
|
|
|
|
void PlaybackControls::fadeUpdated(float64 opacity) {
|
|
_playbackSlider->setFadeOpacity(opacity);
|
|
_volumeController->setFadeOpacity(opacity);
|
|
}
|
|
|
|
void PlaybackControls::updatePlayback(const Player::TrackState &state) {
|
|
updatePlayPauseResumeState(state);
|
|
_playbackProgress->updateState(state, countDownloadedTillPercent(state));
|
|
updateTimeTexts(state);
|
|
}
|
|
|
|
float64 PlaybackControls::countDownloadedTillPercent(
|
|
const Player::TrackState &state) const {
|
|
if (_loadingReady > 0 && _loadingReady == _loadingTotal) {
|
|
return 1.;
|
|
}
|
|
const auto header = state.fileHeaderSize;
|
|
if (!header || _loadingReady <= header || _loadingTotal <= header) {
|
|
return 0.;
|
|
}
|
|
return (_loadingReady - header) / float64(_loadingTotal - header);
|
|
}
|
|
|
|
void PlaybackControls::setLoadingProgress(int ready, int total) {
|
|
if (_loadingReady == ready && _loadingTotal == total) {
|
|
return;
|
|
}
|
|
_loadingReady = ready;
|
|
_loadingTotal = total;
|
|
if (_loadingReady != 0 && _loadingReady != _loadingTotal) {
|
|
if (!_downloadProgress) {
|
|
_downloadProgress.create(this, st::mediaviewPlayProgressLabel);
|
|
_downloadProgress->setVisible(!_fadeAnimation->animating());
|
|
_loadingPercent = -1;
|
|
}
|
|
const auto progress = total ? (ready / float64(total)) : 0.;
|
|
const auto percent = int(std::round(progress * 100));
|
|
if (_loadingPercent != percent) {
|
|
_loadingPercent = percent;
|
|
_downloadProgress->setText(tr::lng_mediaview_video_loading(
|
|
tr::now,
|
|
lt_percent,
|
|
QString::number(percent) + '%'));
|
|
if (_playbackSlider->width() > _downloadProgress->width()) {
|
|
const auto left = (_playbackSlider->width() - _downloadProgress->width()) / 2;
|
|
_downloadProgress->move(_playbackSlider->x() + left, st::mediaviewPlayProgressTop);
|
|
}
|
|
refreshFadeCache();
|
|
}
|
|
} else {
|
|
_downloadProgress.destroy();
|
|
}
|
|
}
|
|
|
|
void PlaybackControls::refreshFadeCache() {
|
|
if (!_fadeAnimation->animating()) {
|
|
return;
|
|
}
|
|
startFading([&] {
|
|
_fadeAnimation->refreshCache();
|
|
});
|
|
}
|
|
|
|
void PlaybackControls::updatePlayPauseResumeState(const Player::TrackState &state) {
|
|
auto showPause = ShowPauseIcon(state.state) || (_seekPositionMs >= 0);
|
|
if (showPause != _showPause) {
|
|
_showPause = showPause;
|
|
_playPauseResume->setIconOverride(_showPause ? &st::mediaviewPauseIcon : nullptr, _showPause ? &st::mediaviewPauseIconOver : nullptr);
|
|
}
|
|
}
|
|
|
|
void PlaybackControls::updateTimeTexts(const Player::TrackState &state) {
|
|
qint64 position = 0, length = state.length;
|
|
|
|
if (Player::IsStoppedAtEnd(state.state)) {
|
|
position = state.length;
|
|
} else if (!Player::IsStoppedOrStopping(state.state)) {
|
|
position = state.position;
|
|
} else {
|
|
position = 0;
|
|
}
|
|
auto playFrequency = state.frequency;
|
|
auto playAlready = position / playFrequency;
|
|
auto playLeft = (state.length / playFrequency) - playAlready;
|
|
|
|
_lastDurationMs = (state.length * crl::time(1000)) / playFrequency;
|
|
|
|
_timeAlready = formatDurationText(playAlready);
|
|
auto minus = QChar(8722);
|
|
_timeLeft = minus + formatDurationText(playLeft);
|
|
|
|
if (_seekPositionMs < 0) {
|
|
refreshTimeTexts();
|
|
}
|
|
}
|
|
|
|
void PlaybackControls::refreshTimeTexts() {
|
|
auto alreadyChanged = false, leftChanged = false;
|
|
auto timeAlready = _timeAlready;
|
|
auto timeLeft = _timeLeft;
|
|
if (_seekPositionMs >= 0) {
|
|
auto playAlready = _seekPositionMs / crl::time(1000);
|
|
auto playLeft = (_lastDurationMs / crl::time(1000)) - playAlready;
|
|
|
|
timeAlready = formatDurationText(playAlready);
|
|
auto minus = QChar(8722);
|
|
timeLeft = minus + formatDurationText(playLeft);
|
|
}
|
|
|
|
_playedAlready->setText(timeAlready, &alreadyChanged);
|
|
_toPlayLeft->setText(timeLeft, &leftChanged);
|
|
if (alreadyChanged || leftChanged) {
|
|
resizeEvent(nullptr);
|
|
refreshFadeCache();
|
|
}
|
|
}
|
|
|
|
void PlaybackControls::setInFullScreen(bool inFullScreen) {
|
|
if (_inFullScreen != inFullScreen) {
|
|
_inFullScreen = inFullScreen;
|
|
_fullScreenToggle->setIconOverride(
|
|
_inFullScreen ? &st::mediaviewFullScreenOutIcon : nullptr,
|
|
_inFullScreen ? &st::mediaviewFullScreenOutIconOver : nullptr);
|
|
}
|
|
}
|
|
|
|
void PlaybackControls::resizeEvent(QResizeEvent *e) {
|
|
int playTop = (height() - _playPauseResume->height()) / 2;
|
|
_playPauseResume->moveToLeft(st::mediaviewPlayPauseLeft, playTop);
|
|
|
|
int fullScreenTop = (height() - _fullScreenToggle->height()) / 2;
|
|
_fullScreenToggle->moveToRight(st::mediaviewFullScreenLeft, fullScreenTop);
|
|
|
|
_volumeController->resize(st::mediaviewVolumeWidth, st::mediaviewPlayback.seekSize.height());
|
|
_volumeController->moveToRight(st::mediaviewFullScreenLeft + _fullScreenToggle->width() + st::mediaviewVolumeLeft, st::mediaviewPlaybackTop);
|
|
|
|
auto playbackWidth = width() - st::mediaviewPlayPauseLeft - _playPauseResume->width() - playTop - fullScreenTop - _volumeController->width() - st::mediaviewVolumeLeft - _fullScreenToggle->width() - st::mediaviewFullScreenLeft;
|
|
_playbackSlider->resize(playbackWidth, st::mediaviewPlayback.seekSize.height());
|
|
_playbackSlider->moveToLeft(st::mediaviewPlayPauseLeft + _playPauseResume->width() + playTop, st::mediaviewPlaybackTop);
|
|
|
|
_playedAlready->moveToLeft(st::mediaviewPlayPauseLeft + _playPauseResume->width() + playTop, st::mediaviewPlayProgressTop);
|
|
_toPlayLeft->moveToRight(width() - (st::mediaviewPlayPauseLeft + _playPauseResume->width() + playTop) - playbackWidth, st::mediaviewPlayProgressTop);
|
|
|
|
if (_downloadProgress) {
|
|
const auto left = (_playbackSlider->width() - _downloadProgress->width()) / 2;
|
|
_downloadProgress->move(_playbackSlider->x() + left, st::mediaviewPlayProgressTop);
|
|
}
|
|
}
|
|
|
|
void PlaybackControls::paintEvent(QPaintEvent *e) {
|
|
Painter p(this);
|
|
|
|
if (_fadeAnimation->paint(p)) {
|
|
return;
|
|
}
|
|
if (_childrenHidden) {
|
|
showChildren();
|
|
_playbackSlider->setFadeOpacity(1.);
|
|
_volumeController->setFadeOpacity(1.);
|
|
_childrenHidden = false;
|
|
}
|
|
App::roundRect(p, rect(), st::mediaviewSaveMsgBg, MediaviewSaveCorners);
|
|
}
|
|
|
|
void PlaybackControls::mousePressEvent(QMouseEvent *e) {
|
|
e->accept(); // Don't pass event to the Media::View::OverlayWidget.
|
|
}
|
|
|
|
PlaybackControls::~PlaybackControls() = default;
|
|
|
|
} // namespace View
|
|
} // namespace Media
|