Added support of lottie icon to premium top bar.

Telegram/SourceFiles/ui/effects/premium_stars.cpp

@@ -42,7 +42,9 @@ MiniStars::MiniStars(
 , _appearProgressTill((type != Type::SlowStars) ? 0.2 : 0.01)
 , _disappearProgressAfter(0.8)
 , _distanceProgressStart(0.5)
-, _sprite(u":/gui/icons/settings/starmini.svg"_q)
+, _sprite((type == Type::DiamondStars)
+	? u":/gui/icons/settings/starmini.svg"_q
+	: u":/gui/icons/settings/star.svg"_q)
 , _animation([=](crl::time now) {
 	if (now > _nextBirthTime && !_paused) {
 		createStar(now);

Telegram/SourceFiles/ui/effects/premium_stars.h

@@ -20,6 +20,7 @@ public:
 		MonoStars,
 		BiStars,
 		SlowStars,
+		DiamondStars,
 	};
 
 	MiniStars(

Telegram/SourceFiles/ui/effects/premium_top_bar.cpp

@@ -7,14 +7,17 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "ui/effects/premium_top_bar.h"
 
+#include "lottie/lottie_icon.h"
 #include "ui/color_contrast.h"
 #include "ui/painter.h"
 #include "ui/effects/premium_graphics.h"
 #include "ui/widgets/labels.h"
 #include "ui/wrap/fade_wrap.h"
+#include "ui/rect.h"
 #include "styles/style_layers.h"
 #include "styles/style_settings.h"
 #include "styles/style_premium.h"
+#include "styles/style_boxes.h"
 
 namespace Ui::Premium {
 namespace {
@@ -109,7 +112,12 @@ TopBar::TopBar(
 , _titlePadding(st.titlePadding)
 , _aboutMaxWidth(st.aboutMaxWidth)
 , _about(this, std::move(descriptor.about), st.about)
-, _ministars(this, descriptor.optimizeMinistars, MiniStars::Type::BiStars) {
+, _ministars(
+		this,
+		descriptor.optimizeMinistars,
+		(_logo == u"diamond"_q)
+			? MiniStars::Type::DiamondStars
+			: MiniStars::Type::BiStars) {
 	std::move(
 		descriptor.title
 	) | rpl::start_with_next([=](QString text) {
@@ -132,7 +140,7 @@ TopBar::TopBar(
 
 	rpl::single() | rpl::then(
 		style::PaletteChanged()
-	) | rpl::start_with_next([=] {
+	) | rpl::start_with_next([=, starSize = st.starSize] {
 		TopBarAbstract::computeIsDark();
 
 		if (_logo == u"dollar"_q) {
@@ -142,6 +150,17 @@ TopBar::TopBar(
 		} else if (_logo == u"affiliate"_q) {
 			_dollar = ScaleTo(QImage(u":/gui/art/affiliate_logo.png"_q));
 			_ministars.setColorOverride(descriptor.gradientStops);
+		} else if (_logo == u"diamond"_q) {
+			_lottie = Lottie::MakeIcon({
+				.name = u"diamond"_q,
+				.sizeOverride = starSize,
+			});
+			_lottie->animate(
+				[=] { update(_starRect.toRect() + Margins(st::lineWidth)); },
+				0,
+				_lottie->framesCount() - 1);
+			_ministars.setColorOverride(
+				QGradientStops{{ 0, st::windowActiveTextFg->c }});
 		} else if (!_light && !TopBarAbstract::isDark()) {
 			_star.load(Svg());
 			_ministars.setColorOverride(
@@ -247,8 +266,23 @@ void TopBar::paintEvent(QPaintEvent *e) {
 	if (_progress.top) {
 		_ministars.paint(p);
 	}
+	if (_lottie) {
+		_lottie->paint(
+			p,
+			_starRect.left()
+				+ (_starRect.width() - _lottie->width()) / 2
+				- st::lineWidth * 6,
+			_starRect.top());
+		if (!_lottie->animating() && _lottie->frameIndex() > 0) {
+			_lottie->animate(
+				[=] { update(_starRect.toRect() + Margins(st::lineWidth)); },
+				0,
+				_lottie->framesCount() - 1);
+		}
+	}
 	p.resetTransform();
 
+
 	if (!_dollar.isNull()) {
 		auto hq = PainterHighQualityEnabler(p);
 		p.drawImage(_starRect, _dollar);

Telegram/SourceFiles/ui/effects/premium_top_bar.h

@@ -23,6 +23,10 @@ namespace Ui {
 class FlatLabel;
 } // namespace Ui
 
+namespace Lottie {
+class Icon;
+} // namespace Lottie
+
 namespace Ui::Premium {
 
 class TopBarAbstract : public RpWidget {
@@ -97,6 +101,7 @@ private:
 	ColoredMiniStars _ministars;
 	QSvgRenderer _star;
 	QImage _dollar;
+	std::unique_ptr<Lottie::Icon> _lottie;
 
 	struct {
 		float64 top = 0.;