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Code Issues Releases Wiki Activity

Allow playing single lottie icon repeatedly or once.

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This commit is contained in:
John Preston
2022-05-04 11:39:53 +04:00
parent 3ff4bf77e7
commit f2b89445ae
7 changed files with 22 additions and 23 deletions
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20
Telegram/SourceFiles/settings/settings_common.cpp
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@@ -249,8 +249,7 @@ not_null<Ui::FlatLabel*> AddSubsectionTitle(
LottieIcon CreateLottieIcon(
not_null<QWidget*> parent,
Lottie::IconDescriptor &&descriptor,
style::margins padding,
bool playOnce) {
style::margins padding) {
auto object = object_ptr<Ui::RpWidget>(parent);
const auto raw = object.data();
@@ -263,23 +262,22 @@ LottieIcon CreateLottieIcon(
const auto icon = owned.get();
raw->lifetime().add([kept = std::move(owned)]{});
const auto animationRequired = raw->lifetime().make_state<bool>(true);
const auto looped = raw->lifetime().make_state<bool>(true);
const auto animate = [=] {
if (playOnce) {
if (!base::take(*animationRequired)) {
return;
}
}
const auto start = [=] {
icon->animate([=] { raw->update(); }, 0, icon->framesCount() - 1);
};
const auto animate = [=](anim::repeat repeat) {
*looped = (repeat == anim::repeat::loop);
start();
};
raw->paintRequest(
) | rpl::start_with_next([=] {
auto p = QPainter(raw);
const auto left = (raw->width() - width) / 2;
icon->paint(p, left, padding.top());
if (!icon->animating() && icon->frameIndex() > 0) {
animate();
if (!icon->animating() && icon->frameIndex() > 0 && *looped) {
start();
}
}, raw->lifetime());