tdesktop/Telegram/SourceFiles/chat_helpers/emoji_sets_manager.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
*/
#include "chat_helpers/emoji_sets_manager.h"
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#include "mtproto/dedicated_file_loader.h"
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#include "ui/wrap/vertical_layout.h"
#include "ui/wrap/fade_wrap.h"
#include "ui/widgets/buttons.h"
#include "ui/widgets/labels.h"
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#include "ui/effects/animations.h"
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#include "ui/effects/radial_animation.h"
#include "ui/emoji_config.h"
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#include "ui/ui_utility.h"
#include "core/application.h"
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#include "main/main_account.h"
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#include "mainwidget.h"
#include "storage/storage_cloud_blob.h"
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#include "styles/style_layers.h"
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#include "styles/style_boxes.h"
#include "styles/style_chat_helpers.h"
namespace Ui {
namespace Emoji {
namespace {
using namespace Storage::CloudBlob;
struct Set : public Blob {
QString previewPath;
};
inline auto PreviewPath(int i) {
return qsl(":/gui/emoji/set%1_preview.webp").arg(i);
}
const auto kSets = {
Set{ {0, 0, 0, "Mac"}, PreviewPath(0) },
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Set{ {1, 713, 7'313'166, "Android"}, PreviewPath(1) },
Set{ {2, 714, 4'690'333, "Twemoji"}, PreviewPath(2) },
Set{ {3, 716, 5'968'021, "JoyPixels"}, PreviewPath(3) },
};
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using Loading = MTP::DedicatedLoader::Progress;
using SetState = BlobState;
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class Loader final : public BlobLoader {
public:
Loader(
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not_null<Main::Session*> session,
int id,
MTP::DedicatedLoader::Location location,
const QString &folder,
int size);
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void destroy() override;
void unpack(const QString &path) override;
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private:
void fail() override;
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};
class Inner : public Ui::RpWidget {
public:
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Inner(QWidget *parent, not_null<Main::Session*> session);
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private:
void setupContent();
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const not_null<Main::Session*> _session;
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};
class Row : public Ui::RippleButton {
public:
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Row(QWidget *widget, not_null<Main::Session*> session, const Set &set);
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protected:
void paintEvent(QPaintEvent *e) override;
void onStateChanged(State was, StateChangeSource source) override;
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private:
[[nodiscard]] bool showOver() const;
[[nodiscard]] bool showOver(State state) const;
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void updateStatusColorOverride();
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void setupContent(const Set &set);
void setupLabels(const Set &set);
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void setupPreview(const Set &set);
void setupAnimation();
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void paintPreview(Painter &p) const;
void paintRadio(Painter &p);
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void setupHandler();
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void load();
void radialAnimationCallback(crl::time now);
void updateLoadingToFinished();
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const not_null<Main::Session*> _session;
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int _id = 0;
bool _switching = false;
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rpl::variable<SetState> _state;
Ui::FlatLabel *_status = nullptr;
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std::array<QPixmap, 4> _preview;
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Ui::Animations::Simple _toggled;
Ui::Animations::Simple _active;
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std::unique_ptr<Ui::RadialAnimation> _loading;
};
base::unique_qptr<Loader> GlobalLoader;
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rpl::event_stream<Loader*> GlobalLoaderValues;
void SetGlobalLoader(base::unique_qptr<Loader> loader) {
GlobalLoader = std::move(loader);
GlobalLoaderValues.fire(GlobalLoader.get());
}
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int GetDownloadSize(int id) {
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return ranges::find(kSets, id, &Set::id)->size;
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}
[[nodiscard]] float64 CountProgress(not_null<const Loading*> loading) {
return (loading->size > 0)
? (loading->already / float64(loading->size))
: 0.;
}
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MTP::DedicatedLoader::Location GetDownloadLocation(int id) {
const auto username = kCloudLocationUsername.utf16();
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const auto i = ranges::find(kSets, id, &Set::id);
return MTP::DedicatedLoader::Location{ username, i->postId };
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}
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SetState ComputeState(int id) {
if (id == CurrentSetId()) {
return Active();
} else if (SetIsReady(id)) {
return Ready();
}
return Available{ GetDownloadSize(id) };
}
QString StateDescription(const SetState &state) {
return StateDescription(
state,
tr::lng_emoji_set_active);
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}
bool GoodSetPartName(const QString &name) {
return (name == qstr("config.json"))
|| (name.startsWith(qstr("emoji_"))
&& name.endsWith(qstr(".webp")));
}
bool UnpackSet(const QString &path, const QString &folder) {
return UnpackBlob(path, folder, GoodSetPartName);
}
Loader::Loader(
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not_null<Main::Session*> session,
int id,
MTP::DedicatedLoader::Location location,
const QString &folder,
int size)
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: BlobLoader(nullptr, session, id, location, folder, size) {
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}
void Loader::unpack(const QString &path) {
const auto folder = internal::SetDataPath(id());
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const auto weak = Ui::MakeWeak(this);
crl::async([=] {
if (UnpackSet(path, folder)) {
QFile(path).remove();
SwitchToSet(id(), crl::guard(weak, [=](bool success) {
if (success) {
destroy();
} else {
fail();
}
}));
} else {
crl::on_main(weak, [=] {
fail();
});
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}
});
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}
void Loader::destroy() {
Expects(GlobalLoader == this);
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SetGlobalLoader(nullptr);
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}
void Loader::fail() {
ClearNeedSwitchToId();
BlobLoader::fail();
}
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Inner::Inner(QWidget *parent, not_null<Main::Session*> session)
: RpWidget(parent)
, _session(session) {
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setupContent();
}
void Inner::setupContent() {
const auto content = Ui::CreateChild<Ui::VerticalLayout>(this);
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for (const auto &set : kSets) {
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content->add(object_ptr<Row>(content, _session, set));
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}
content->resizeToWidth(st::boxWidth);
Ui::ResizeFitChild(this, content);
}
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Row::Row(QWidget *widget, not_null<Main::Session*> session, const Set &set)
: RippleButton(widget, st::defaultRippleAnimation)
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, _session(session)
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, _id(set.id)
, _state(Available{ set.size }) {
setupContent(set);
setupHandler();
}
void Row::paintEvent(QPaintEvent *e) {
Painter p(this);
const auto over = showOver();
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const auto bg = over ? st::windowBgOver : st::windowBg;
p.fillRect(rect(), bg);
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paintRipple(p, 0, 0);
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paintPreview(p);
paintRadio(p);
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}
void Row::paintPreview(Painter &p) const {
const auto x = st::manageEmojiPreviewPadding.left();
const auto y = st::manageEmojiPreviewPadding.top();
const auto width = st::manageEmojiPreviewWidth;
const auto height = st::manageEmojiPreviewWidth;
auto &&preview = ranges::views::zip(_preview, ranges::views::ints(0, int(_preview.size())));
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for (const auto &[pixmap, index] : preview) {
const auto row = (index / 2);
const auto column = (index % 2);
const auto left = x + (column ? width - st::manageEmojiPreview : 0);
const auto top = y + (row ? height - st::manageEmojiPreview : 0);
p.drawPixmap(left, top, pixmap);
}
}
void Row::paintRadio(Painter &p) {
if (_loading && !_loading->animating()) {
_loading = nullptr;
}
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const auto loading = _loading
? _loading->computeState()
: Ui::RadialState{ 0., 0, FullArcLength };
const auto isToggledSet = v::is<Active>(_state.current());
const auto isActiveSet = isToggledSet || v::is<Loading>(_state.current());
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const auto toggled = _toggled.value(isToggledSet ? 1. : 0.);
const auto active = _active.value(isActiveSet ? 1. : 0.);
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const auto _st = &st::defaultRadio;
PainterHighQualityEnabler hq(p);
const auto left = width()
- st::manageEmojiMarginRight
- _st->diameter
- _st->thickness;
const auto top = (height() - _st->diameter - _st->thickness) / 2;
const auto outerWidth = width();
auto pen = anim::pen(_st->untoggledFg, _st->toggledFg, active);
pen.setWidth(_st->thickness);
pen.setCapStyle(Qt::RoundCap);
p.setPen(pen);
p.setBrush(_st->bg);
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const auto rect = style::rtlrect(QRectF(
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left,
top,
_st->diameter,
_st->diameter
).marginsRemoved(QMarginsF(
_st->thickness / 2.,
_st->thickness / 2.,
_st->thickness / 2.,
_st->thickness / 2.
)), outerWidth);
if (loading.shown > 0 && anim::Disabled()) {
anim::DrawStaticLoading(
p,
rect,
_st->thickness,
pen.color(),
_st->bg);
} else if (loading.arcLength < FullArcLength) {
p.drawArc(rect, loading.arcFrom, loading.arcLength);
} else {
p.drawEllipse(rect);
}
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if (toggled > 0 && (!_loading || !anim::Disabled())) {
p.setPen(Qt::NoPen);
p.setBrush(anim::brush(_st->untoggledFg, _st->toggledFg, toggled));
const auto skip0 = _st->diameter / 2.;
const auto skip1 = _st->skip / 10.;
const auto checkSkip = skip0 * (1. - toggled) + skip1 * toggled;
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p.drawEllipse(style::rtlrect(QRectF(
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left,
top,
_st->diameter,
_st->diameter
).marginsRemoved(QMarginsF(
checkSkip,
checkSkip,
checkSkip,
checkSkip
)), outerWidth));
}
}
bool Row::showOver(State state) const {
return (!(state & StateFlag::Disabled))
&& (state & (StateFlag::Over | StateFlag::Down));
}
bool Row::showOver() const {
return showOver(state());
}
void Row::onStateChanged(State was, StateChangeSource source) {
RippleButton::onStateChanged(was, source);
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if (showOver() != showOver(was)) {
updateStatusColorOverride();
}
}
void Row::updateStatusColorOverride() {
const auto isToggledSet = v::is<Active>(_state.current());
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const auto toggled = _toggled.value(isToggledSet ? 1. : 0.);
const auto over = showOver();
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if (toggled == 0. && !over) {
_status->setTextColorOverride(std::nullopt);
} else {
_status->setTextColorOverride(anim::color(
over ? st::contactsStatusFgOver : st::contactsStatusFg,
st::contactsStatusFgOnline,
toggled));
}
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}
void Row::setupContent(const Set &set) {
_state = GlobalLoaderValues.events_starting_with(
GlobalLoader.get()
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) | rpl::map([=](Loader *loader) {
return (loader && loader->id() == _id)
? loader->state()
: rpl::single(
rpl::empty_value()
) | rpl::then(
Updated()
) | rpl::map([=] {
return ComputeState(_id);
});
}) | rpl::flatten_latest(
) | rpl::filter([=](const SetState &state) {
return !v::is<Failed>(_state.current())
|| !v::is<Available>(state);
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});
setupLabels(set);
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setupPreview(set);
setupAnimation();
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const auto height = st::manageEmojiPreviewPadding.top()
+ st::manageEmojiPreviewHeight
+ st::manageEmojiPreviewPadding.bottom();
resize(width(), height);
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}
void Row::setupHandler() {
clicks(
) | rpl::filter([=] {
const auto &state = _state.current();
return !_switching && (v::is<Ready>(state)
|| v::is<Available>(state));
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}) | rpl::start_with_next([=] {
if (v::is<Available>(_state.current())) {
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load();
return;
}
_switching = true;
SwitchToSet(_id, crl::guard(this, [=](bool success) {
_switching = false;
if (!success) {
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load();
} else if (GlobalLoader && GlobalLoader->id() == _id) {
GlobalLoader->destroy();
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}
}));
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}, lifetime());
_state.value(
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) | rpl::map([=](const SetState &state) {
return v::is<Ready>(state) || v::is<Available>(state);
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}) | rpl::start_with_next([=](bool active) {
setDisabled(!active);
setPointerCursor(active);
}, lifetime());
}
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void Row::load() {
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LoadAndSwitchTo(_session, _id);
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}
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void Row::setupLabels(const Set &set) {
using namespace rpl::mappers;
const auto name = Ui::CreateChild<Ui::FlatLabel>(
this,
set.name,
st::localStorageRowTitle);
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name->setAttribute(Qt::WA_TransparentForMouseEvents);
_status = Ui::CreateChild<Ui::FlatLabel>(
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this,
_state.value() | rpl::map(StateDescription),
st::localStorageRowSize);
_status->setAttribute(Qt::WA_TransparentForMouseEvents);
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sizeValue(
) | rpl::start_with_next([=](QSize size) {
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const auto left = st::manageEmojiPreviewPadding.left()
+ st::manageEmojiPreviewWidth
+ st::manageEmojiPreviewPadding.right();
const auto namey = st::manageEmojiPreviewPadding.top()
+ st::manageEmojiNameTop;
const auto statusy = st::manageEmojiPreviewPadding.top()
+ st::manageEmojiStatusTop;
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name->moveToLeft(left, namey);
_status->moveToLeft(left, statusy);
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}, name->lifetime());
}
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void Row::setupPreview(const Set &set) {
const auto size = st::manageEmojiPreview * cIntRetinaFactor();
const auto original = QImage(set.previewPath);
const auto full = original.height();
auto &&preview = ranges::views::zip(_preview, ranges::views::ints(0, int(_preview.size())));
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for (auto &&[pixmap, index] : preview) {
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pixmap = Ui::PixmapFromImage(original.copy(
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{ full * index, 0, full, full }
).scaledToWidth(size, Qt::SmoothTransformation));
pixmap.setDevicePixelRatio(cRetinaFactor());
}
}
void Row::updateLoadingToFinished() {
_loading->update(
v::is<Failed>(_state.current()) ? 0. : 1.,
true,
crl::now());
}
void Row::radialAnimationCallback(crl::time now) {
const auto updated = [&] {
const auto state = _state.current();
if (const auto loading = std::get_if<Loading>(&state)) {
return _loading->update(CountProgress(loading), false, now);
} else {
updateLoadingToFinished();
}
return false;
}();
if (!anim::Disabled() || updated) {
update();
}
}
void Row::setupAnimation() {
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using namespace rpl::mappers;
_state.value(
) | rpl::start_with_next([=](const SetState &state) {
update();
}, lifetime());
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_state.value(
) | rpl::map(
_1 == SetState{ Active() }
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) | rpl::distinct_until_changed(
) | rpl::start_with_next([=](bool toggled) {
_toggled.start(
[=] { updateStatusColorOverride(); update(); },
toggled ? 0. : 1.,
toggled ? 1. : 0.,
st::defaultRadio.duration);
}, lifetime());
_state.value(
) | rpl::map([](const SetState &state) {
return v::is<Loading>(state) || v::is<Active>(state);
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}) | rpl::distinct_until_changed(
) | rpl::start_with_next([=](bool active) {
_active.start(
[=] { update(); },
active ? 0. : 1.,
active ? 1. : 0.,
st::defaultRadio.duration);
}, lifetime());
_state.value(
) | rpl::map([](const SetState &state) {
return std::get_if<Loading>(&state);
}) | rpl::distinct_until_changed(
) | rpl::start_with_next([=](const Loading *loading) {
if (loading && !_loading) {
_loading = std::make_unique<Ui::RadialAnimation>(
[=](crl::time now) { radialAnimationCallback(now); });
_loading->start(CountProgress(loading));
} else if (!loading && _loading) {
updateLoadingToFinished();
}
}, lifetime());
_toggled.stop();
_active.stop();
updateStatusColorOverride();
}
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} // namespace
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ManageSetsBox::ManageSetsBox(QWidget*, not_null<Main::Session*> session)
: _session(session) {
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}
void ManageSetsBox::prepare() {
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const auto inner = setInnerWidget(object_ptr<Inner>(this, _session));
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setTitle(tr::lng_emoji_manage_sets());
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addButton(tr::lng_close(), [=] { closeBox(); });
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setDimensionsToContent(st::boxWidth, inner);
}
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void LoadAndSwitchTo(not_null<Main::Session*> session, int id) {
if (!ranges::contains(kSets, id, &Set::id)) {
ClearNeedSwitchToId();
return;
}
SetGlobalLoader(base::make_unique_q<Loader>(
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session,
id,
GetDownloadLocation(id),
internal::SetDataPath(id),
GetDownloadSize(id)));
}
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} // namespace Emoji
} // namespace Ui