From d73d5724d87e1e09ed8f9f2b5f72f41e7f293f35 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Fri, 22 Oct 2021 13:45:04 +0400
Subject: [PATCH] Show radial progress in PeerShortInfoBox video.

---
 .../boxes/peers/peer_short_info_box.cpp       | 47 ++++++++++++++++++-
 .../boxes/peers/peer_short_info_box.h         |  4 ++
 Telegram/SourceFiles/info/info.style          |  5 ++
 3 files changed, 54 insertions(+), 2 deletions(-)

diff --git a/Telegram/SourceFiles/boxes/peers/peer_short_info_box.cpp b/Telegram/SourceFiles/boxes/peers/peer_short_info_box.cpp
index e92288a05c..a8227adfd7 100644
--- a/Telegram/SourceFiles/boxes/peers/peer_short_info_box.cpp
+++ b/Telegram/SourceFiles/boxes/peers/peer_short_info_box.cpp
@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "boxes/peers/peer_short_info_box.h"
 
+#include "ui/effects/radial_animation.h"
 #include "ui/widgets/labels.h"
 #include "ui/widgets/scroll_area.h"
 #include "ui/wrap/vertical_layout.h"
@@ -36,6 +37,17 @@ struct PeerShortInfoBox::CustomLabelStyle {
 	float64 opacity = 1.;
 };
 
+struct PeerShortInfoBox::Radial {
+	explicit Radial(Fn<void()> &&callback);
+
+	Ui::RadialAnimation radial;
+	base::Timer removeTimer;
+};
+
+PeerShortInfoBox::Radial::Radial(Fn<void()> &&callback)
+: radial(callback) {
+}
+
 PeerShortInfoBox::CustomLabelStyle::CustomLabelStyle(
 	const style::FlatLabel &original)
 : textFg([=, c = original.textFg]{
@@ -259,6 +271,7 @@ void PeerShortInfoBox::paintCover(QPainter &p) {
 	paintCoverImage(p, frame.isNull() ? _userpicImage : frame);
 	paintBars(p);
 	paintShadow(p);
+	paintRadial(p);
 	if (_videoInstance && _videoInstance->ready() && !paused) {
 		_videoInstance->markFrameShown();
 	}
@@ -437,6 +450,31 @@ void PeerShortInfoBox::paintShadow(QPainter &p) {
 	p.setOpacity(1.);
 }
 
+void PeerShortInfoBox::paintRadial(QPainter &p) {
+	const auto radial = radialRect();
+	if (_videoInstance && _videoInstance->waitingShown()) {
+		const auto line = st::shortInfoRadialAnimation.thickness;
+		const auto arc = radial.marginsRemoved(
+			{ line, line, line, line });
+		p.setOpacity(_videoInstance->waitingOpacity());
+		p.setPen(Qt::NoPen);
+		p.setBrush(st::radialBg);
+		{
+			PainterHighQualityEnabler hq(p);
+			p.drawEllipse(radial);
+		}
+		p.setOpacity(1.);
+		Ui::InfiniteRadialAnimation::Draw(
+			p,
+			_videoInstance->waitingState(),
+			arc.topLeft(),
+			arc.size(),
+			st::shortInfoWidth,
+			st::radialFg,
+			line);
+	}
+}
+
 QImage PeerShortInfoBox::currentVideoFrame() const {
 	const auto coverSize = st::shortInfoWidth;
 	const auto size = QSize(coverSize, coverSize);
@@ -631,11 +669,16 @@ void PeerShortInfoBox::refreshBarImages() {
 
 QRect PeerShortInfoBox::radialRect() const {
 	const auto cover = _cover->rect();
-	return cover;
+	const auto size = st::boxLoadingSize;
+	return QRect(
+		cover.x() + (cover.width() - size) / 2,
+		cover.y() + (cover.height() - size) / 2,
+		size,
+		size);
 }
 
 void PeerShortInfoBox::videoWaiting() {
 	if (!anim::Disabled()) {
-		update(radialRect());
+		_cover->update(radialRect());
 	}
 }
diff --git a/Telegram/SourceFiles/boxes/peers/peer_short_info_box.h b/Telegram/SourceFiles/boxes/peers/peer_short_info_box.h
index 3111bb2b7d..0f9a08c8af 100644
--- a/Telegram/SourceFiles/boxes/peers/peer_short_info_box.h
+++ b/Telegram/SourceFiles/boxes/peers/peer_short_info_box.h
@@ -63,6 +63,7 @@ public:
 
 private:
 	struct CustomLabelStyle;
+	struct Radial;
 
 	void prepare() override;
 	void prepareRows();
@@ -74,6 +75,7 @@ private:
 	void paintCoverImage(QPainter &p, const QImage &image);
 	void paintBars(QPainter &p);
 	void paintShadow(QPainter &p);
+	void paintRadial(QPainter &p);
 
 	void refreshRoundedTopImage(const QColor &color);
 	int fillRoundedTopHeight();
@@ -132,6 +134,8 @@ private:
 	Fn<bool()> _videoPaused;
 	QImage _shadowBottom;
 
+	std::unique_ptr<Radial> _radial;
+
 	rpl::event_stream<> _openRequests;
 	rpl::event_stream<int> _moveRequests;
 
diff --git a/Telegram/SourceFiles/info/info.style b/Telegram/SourceFiles/info/info.style
index c255f0bac4..02f0b4daeb 100644
--- a/Telegram/SourceFiles/info/info.style
+++ b/Telegram/SourceFiles/info/info.style
@@ -984,3 +984,8 @@ shortInfoScroll: ScrollArea(defaultScrollArea) {
 	duration: 150;
 	hiding: 1000;
 }
+
+shortInfoRadialAnimation: InfiniteRadialAnimation(defaultInfiniteRadialAnimation) {
+	color: radialFg;
+	thickness: 2px;
+}