tdesktop/Telegram/SourceFiles/calls/group/calls_volume_item.cpp

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/*
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
*/
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#include "calls/group/calls_volume_item.h"
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#include "calls/group/calls_group_common.h"
#include "ui/effects/animation_value.h"
#include "ui/effects/cross_line.h"
#include "ui/widgets/continuous_sliders.h"
#include "styles/style_calls.h"
#include "ui/paint/arcs.h"
namespace Calls {
namespace {
constexpr auto kMaxVolumePercent = 200;
const auto kSpeakerThreshold = std::vector<float>{
10.0f / kMaxVolumePercent,
50.0f / kMaxVolumePercent,
150.0f / kMaxVolumePercent };
constexpr auto kVolumeStickedValues
= std::array<std::pair<float64, float64>, 7>{{
{ 25. / kMaxVolumePercent, 2. / kMaxVolumePercent },
{ 50. / kMaxVolumePercent, 2. / kMaxVolumePercent },
{ 75. / kMaxVolumePercent, 2. / kMaxVolumePercent },
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{ 100. / kMaxVolumePercent, 10. / kMaxVolumePercent },
{ 125. / kMaxVolumePercent, 2. / kMaxVolumePercent },
{ 150. / kMaxVolumePercent, 2. / kMaxVolumePercent },
{ 175. / kMaxVolumePercent, 2. / kMaxVolumePercent },
}};
} // namespace
MenuVolumeItem::MenuVolumeItem(
not_null<RpWidget*> parent,
const style::Menu &st,
rpl::producer<Group::ParticipantState> participantState,
int startVolume,
int maxVolume,
bool muted)
: Ui::Menu::ItemBase(parent, st)
, _maxVolume(maxVolume)
, _cloudMuted(muted)
, _localMuted(muted)
, _slider(base::make_unique_q<Ui::MediaSlider>(
this,
st::groupCallMenuVolumeSlider))
, _dummyAction(new QAction(parent))
, _st(st)
, _stCross(st::groupCallMuteCrossLine)
, _crossLineMute(std::make_unique<Ui::CrossLineAnimation>(_stCross, true))
, _arcs(std::make_unique<Ui::Paint::ArcsAnimation>(
st::groupCallSpeakerArcsAnimation,
kSpeakerThreshold,
_localMuted ? 0. : (startVolume / float(maxVolume)),
Ui::Paint::ArcsAnimation::Direction::Right)) {
initResizeHook(parent->sizeValue());
enableMouseSelecting();
enableMouseSelecting(_slider.get());
_slider->setAlwaysDisplayMarker(true);
sizeValue(
) | rpl::start_with_next([=](const QSize &size) {
const auto geometry = QRect(QPoint(), size);
_itemRect = geometry - st::groupCallMenuVolumePadding;
_speakerRect = QRect(_itemRect.topLeft(), _stCross.icon.size());
_arcPosition = _speakerRect.center()
+ QPoint(0, st::groupCallMenuSpeakerArcsSkip);
_slider->setGeometry(
st::groupCallMenuVolumeMargin.left(),
_speakerRect.y(),
(geometry.width()
- st::groupCallMenuVolumeMargin.left()
- st::groupCallMenuVolumeMargin.right()),
_speakerRect.height());
}, lifetime());
setCloudVolume(startVolume);
paintRequest(
) | rpl::start_with_next([=](const QRect &clip) {
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auto p = QPainter(this);
const auto volume = _localMuted
? 0
: base::SafeRound(_slider->value() * kMaxVolumePercent);
const auto muteProgress
= _crossLineAnimation.value((!volume) ? 1. : 0.);
const auto selected = isSelected();
p.fillRect(clip, selected ? st.itemBgOver : st.itemBg);
const auto mutePen = anim::color(
unmuteColor(),
muteColor(),
muteProgress);
_crossLineMute->paint(
p,
_speakerRect.topLeft(),
muteProgress,
(muteProgress > 0) ? std::make_optional(mutePen) : std::nullopt);
{
p.translate(_arcPosition);
_arcs->paint(p);
}
}, lifetime());
_slider->setChangeProgressCallback([=](float64 value) {
const auto newMuted = (value == 0);
if (_localMuted != newMuted) {
_localMuted = newMuted;
_toggleMuteLocallyRequests.fire_copy(newMuted);
_crossLineAnimation.start(
[=] { update(_speakerRect); },
_localMuted ? 0. : 1.,
_localMuted ? 1. : 0.,
st::callPanelDuration);
}
if (value > 0) {
_changeVolumeLocallyRequests.fire(value * _maxVolume);
}
_arcs->setValue(value);
updateSliderColor(value);
});
const auto returnVolume = [=] {
_changeVolumeLocallyRequests.fire_copy(_cloudVolume);
};
_slider->setChangeFinishedCallback([=](float64 value) {
const auto newVolume = base::SafeRound(value * _maxVolume);
const auto muted = (value == 0);
if (!_cloudMuted && muted) {
returnVolume();
_localMuted = true;
_toggleMuteRequests.fire(true);
}
if (_cloudMuted && muted) {
returnVolume();
}
if (_cloudMuted && !muted) {
_waitingForUpdateVolume = true;
_localMuted = false;
_toggleMuteRequests.fire(false);
}
if (!_cloudMuted && !muted) {
_changeVolumeRequests.fire_copy(newVolume);
}
updateSliderColor(value);
});
std::move(
participantState
) | rpl::start_with_next([=](const Group::ParticipantState &state) {
const auto newMuted = state.mutedByMe;
const auto newVolume = state.volume.value_or(0);
_cloudMuted = _localMuted = newMuted;
if (!newVolume) {
return;
}
if (_waitingForUpdateVolume) {
const auto localVolume
= base::SafeRound(_slider->value() * _maxVolume);
if ((localVolume != newVolume)
&& (_cloudVolume == newVolume)) {
_changeVolumeRequests.fire(int(localVolume));
}
} else {
setCloudVolume(newVolume);
}
_waitingForUpdateVolume = false;
}, lifetime());
_slider->setAdjustCallback([=](float64 value) {
for (const auto &snap : kVolumeStickedValues) {
if (value > (snap.first - snap.second)
&& value < (snap.first + snap.second)) {
return snap.first;
}
}
return value;
});
initArcsAnimation();
}
void MenuVolumeItem::initArcsAnimation() {
const auto lastTime = lifetime().make_state<int>(0);
_arcsAnimation.init([=](crl::time now) {
_arcs->update(now);
update(_speakerRect);
});
_arcs->startUpdateRequests(
) | rpl::start_with_next([=] {
if (!_arcsAnimation.animating()) {
*lastTime = crl::now();
_arcsAnimation.start();
}
}, lifetime());
_arcs->stopUpdateRequests(
) | rpl::start_with_next([=] {
_arcsAnimation.stop();
}, lifetime());
}
QColor MenuVolumeItem::unmuteColor() const {
return (isSelected()
? _st.itemFgOver
: isEnabled()
? _st.itemFg
: _st.itemFgDisabled)->c;
}
QColor MenuVolumeItem::muteColor() const {
return (isSelected()
? st::attentionButtonFgOver
: st::attentionButtonFg)->c;
}
void MenuVolumeItem::setCloudVolume(int volume) {
if (_cloudVolume == volume) {
return;
}
_cloudVolume = volume;
if (!_slider->isChanging()) {
setSliderVolume(_cloudMuted ? 0. : volume);
}
}
void MenuVolumeItem::setSliderVolume(int volume) {
const auto value = float64(volume) / _maxVolume;
_slider->setValue(value);
updateSliderColor(value);
}
void MenuVolumeItem::updateSliderColor(float64 value) {
value = std::clamp(value, 0., 1.);
const auto color = [](int rgb) {
return QColor(
int((rgb & 0xFF0000) >> 16),
int((rgb & 0x00FF00) >> 8),
int(rgb & 0x0000FF));
};
const auto colors = std::array<QColor, 4>{ {
color(0xF66464),
color(0xD0B738),
color(0x24CD80),
color(0x3BBCEC),
} };
_slider->setActiveFgOverride((value < 0.25)
? anim::color(colors[0], colors[1], value / 0.25)
: (value < 0.5)
? anim::color(colors[1], colors[2], (value - 0.25) / 0.25)
: anim::color(colors[2], colors[3], (value - 0.5) / 0.5));
}
not_null<QAction*> MenuVolumeItem::action() const {
return _dummyAction;
}
bool MenuVolumeItem::isEnabled() const {
return true;
}
int MenuVolumeItem::contentHeight() const {
return st::groupCallMenuVolumePadding.top()
+ st::groupCallMenuVolumePadding.bottom()
+ _stCross.icon.height();
}
rpl::producer<bool> MenuVolumeItem::toggleMuteRequests() const {
return _toggleMuteRequests.events();
}
rpl::producer<bool> MenuVolumeItem::toggleMuteLocallyRequests() const {
return _toggleMuteLocallyRequests.events();
}
rpl::producer<int> MenuVolumeItem::changeVolumeRequests() const {
return _changeVolumeRequests.events();
}
rpl::producer<int> MenuVolumeItem::changeVolumeLocallyRequests() const {
return _changeVolumeLocallyRequests.events();
}
} // namespace Calls