From 4a0bffe61832a4731454f9fdbf24e6550964f6d8 Mon Sep 17 00:00:00 2001
From: 23rd <23rd@vivaldi.net>
Date: Thu, 16 May 2024 21:34:07 +0300
Subject: [PATCH] Added ability to provide custom gradient to star in premium
 top bar.

---
 .../settings/settings_privacy_security.cpp           |  4 +++-
 Telegram/SourceFiles/ui/effects/premium_top_bar.cpp  | 12 +++++++-----
 Telegram/SourceFiles/ui/effects/premium_top_bar.h    |  3 ++-
 3 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/Telegram/SourceFiles/settings/settings_privacy_security.cpp b/Telegram/SourceFiles/settings/settings_privacy_security.cpp
index 66a26632b..ab8f32217 100644
--- a/Telegram/SourceFiles/settings/settings_privacy_security.cpp
+++ b/Telegram/SourceFiles/settings/settings_privacy_security.cpp
@@ -30,6 +30,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "core/core_settings.h"
 #include "ui/chat/chat_style.h"
+#include "ui/effects/premium_graphics.h"
 #include "ui/effects/premium_top_bar.h"
 #include "ui/text/format_values.h"
 #include "ui/text/text_utilities.h"
@@ -79,7 +80,8 @@ using Privacy = Api::UserPrivacy;
 	image.fill(Qt::transparent);
 	{
 		auto p = QPainter(&image);
-		auto star = QSvgRenderer(Ui::Premium::ColorizedSvg());
+		auto star = QSvgRenderer(
+			Ui::Premium::ColorizedSvg(Ui::Premium::ButtonGradientStops()));
 		star.render(&p, Rect(size));
 	}
 	return image;
diff --git a/Telegram/SourceFiles/ui/effects/premium_top_bar.cpp b/Telegram/SourceFiles/ui/effects/premium_top_bar.cpp
index aaba431ca..fd3d11950 100644
--- a/Telegram/SourceFiles/ui/effects/premium_top_bar.cpp
+++ b/Telegram/SourceFiles/ui/effects/premium_top_bar.cpp
@@ -46,15 +46,15 @@ QString Svg() {
 	return u":/gui/icons/settings/star.svg"_q;
 }
 
-QByteArray ColorizedSvg() {
+QByteArray ColorizedSvg(const QGradientStops &gradientStops) {
 	auto f = QFile(Svg());
 	if (!f.open(QIODevice::ReadOnly)) {
 		return QByteArray();
 	}
 	auto content = QString::fromUtf8(f.readAll());
-	auto stops = [] {
+	auto stops = [&] {
 		auto s = QString();
-		for (const auto &stop : Ui::Premium::ButtonGradientStops()) {
+		for (const auto &stop : gradientStops) {
 			s += QString("<stop offset='%1' stop-color='%2'/>")
 				.arg(QString::number(stop.first), stop.second.name());
 		}
@@ -209,8 +209,10 @@ TopBar::TopBar(
 			_ministars.setColorOverride(
 				QGradientStops{{ 0, st::premiumButtonFg->c }});
 		} else {
-			_star.load(ColorizedSvg());
-			_ministars.setColorOverride(std::nullopt);
+			_star.load(ColorizedSvg(descriptor.gradientStops
+				? (*descriptor.gradientStops)
+				: Ui::Premium::ButtonGradientStops()));
+			_ministars.setColorOverride(descriptor.gradientStops);
 		}
 		auto event = QResizeEvent(size(), size());
 		resizeEvent(&event);
diff --git a/Telegram/SourceFiles/ui/effects/premium_top_bar.h b/Telegram/SourceFiles/ui/effects/premium_top_bar.h
index 13e8a38c7..86c8158ff 100644
--- a/Telegram/SourceFiles/ui/effects/premium_top_bar.h
+++ b/Telegram/SourceFiles/ui/effects/premium_top_bar.h
@@ -26,7 +26,7 @@ class FlatLabel;
 namespace Ui::Premium {
 
 [[nodiscard]] QString Svg();
-[[nodiscard]] QByteArray ColorizedSvg();
+[[nodiscard]] QByteArray ColorizedSvg(const QGradientStops &gradientStops);
 [[nodiscard]] QImage GenerateStarForLightTopBar(QRectF rect);
 
 class TopBarAbstract : public RpWidget {
@@ -71,6 +71,7 @@ struct TopBarDescriptor {
 	rpl::producer<TextWithEntities> about;
 	bool light = false;
 	bool optimizeMinistars = true;
+	std::optional<QGradientStops> gradientStops;
 };
 
 class TopBar final : public TopBarAbstract {