From 407079e5b1cffdad2a08b0e00eafb78a175680c0 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Thu, 17 Dec 2020 17:24:43 +0400
Subject: [PATCH] Add a sub-label to CallMuteButton.

---
 ui/widgets/call_mute_button.cpp | 33 +++++++++++++++++++++++++++++----
 ui/widgets/call_mute_button.h   |  5 ++++-
 ui/widgets/widgets.style        | 14 +++++++++-----
 3 files changed, 42 insertions(+), 10 deletions(-)

diff --git a/ui/widgets/call_mute_button.cpp b/ui/widgets/call_mute_button.cpp
index f862fa2..fa8223e 100644
--- a/ui/widgets/call_mute_button.cpp
+++ b/ui/widgets/call_mute_button.cpp
@@ -16,8 +16,9 @@
 #include "styles/palette.h"
 #include "styles/style_widgets.h"
 
-namespace Ui {
+#include <QtCore/QtMath>
 
+namespace Ui {
 namespace {
 
 using Radiuses = Paint::Blob::Radiuses;
@@ -35,7 +36,7 @@ constexpr auto kScaleSmallMin = 0.926;
 constexpr auto kScaleBigMax = (float)(kScaleBigMin + kScaleBig);
 constexpr auto kScaleSmallMax = (float)(kScaleSmallMin + kScaleSmall);
 
-constexpr auto kMainRadiusFactor = (float)(50. / 57.);
+constexpr auto kMainRadiusFactor = (float)(48. / 57.);
 
 constexpr auto kGlowPaddingFactor = 1.2;
 constexpr auto kGlowMinScale = 0.6;
@@ -378,6 +379,13 @@ CallMuteButton::CallMuteButton(
 		return state.text;
 	}),
 	_st.label))
+, _sublabel(base::make_unique_q<FlatLabel>(
+	parent,
+	_state.value(
+	) | rpl::map([](const CallMuteButtonState &state) {
+		return state.subtext;
+	}),
+	st::callMuteButtonSublabel))
 , _radial(nullptr)
 , _colors(Colors())
 , _crossLineMuteAnimation(st::callMuteCrossLine) {
@@ -402,6 +410,15 @@ void CallMuteButton::init() {
 	}, _label->lifetime());
 	_label->setAttribute(Qt::WA_TransparentForMouseEvents);
 
+	_sublabel->show();
+	rpl::combine(
+		_content->geometryValue(),
+		_sublabel->sizeValue()
+	) | rpl::start_with_next([=](QRect my, QSize size) {
+		updateSublabelGeometry(my, size);
+	}, _sublabel->lifetime());
+	_sublabel->setAttribute(Qt::WA_TransparentForMouseEvents);
+
 	_radialShowProgress.value(
 	) | rpl::start_with_next([=](float64 value) {
 		if (((value == 0.) || anim::Disabled()) && _radial) {
@@ -583,12 +600,20 @@ void CallMuteButton::init() {
 	}, _content->lifetime());
 }
 
-void CallMuteButton::updateLabelGeometry() {
+void CallMuteButton::updateLabelsGeometry() {
 	updateLabelGeometry(_content->geometry(), _label->size());
+	updateSublabelGeometry(_content->geometry(), _sublabel->size());
 }
 
 void CallMuteButton::updateLabelGeometry(QRect my, QSize size) {
 	_label->moveToLeft(
+		my.x() + (my.width() - size.width()) / 2 + _labelShakeShift,
+		my.y() + my.height() - size.height() - st::callMuteButtonSublabelSkip,
+		my.width());
+}
+
+void CallMuteButton::updateSublabelGeometry(QRect my, QSize size) {
+	_sublabel->moveToLeft(
 		my.x() + (my.width() - size.width()) / 2 + _labelShakeShift,
 		my.y() + my.height() - size.height(),
 		my.width());
@@ -614,7 +639,7 @@ void CallMuteButton::shake() {
 			: 0.;
 		const auto shift = from * (1. - part) + to * part;
 		_labelShakeShift = int(std::round(shift * st::shakeShift));
-		updateLabelGeometry();
+		updateLabelsGeometry();
 	};
 	_shakeAnimation.start(
 		update,
diff --git a/ui/widgets/call_mute_button.h b/ui/widgets/call_mute_button.h
index 17f9f38..8535684 100644
--- a/ui/widgets/call_mute_button.h
+++ b/ui/widgets/call_mute_button.h
@@ -31,6 +31,7 @@ enum class CallMuteButtonType {
 
 struct CallMuteButtonState {
 	QString text;
+	QString subtext;
 	CallMuteButtonType type = CallMuteButtonType::Connecting;
 };
 
@@ -80,7 +81,8 @@ private:
 
 	void setHandleMouseState(HandleMouseState state);
 	void updateLabelGeometry(QRect my, QSize size);
-	void updateLabelGeometry();
+	void updateSublabelGeometry(QRect my, QSize size);
+	void updateLabelsGeometry();
 
 	[[nodiscard]] static HandleMouseState HandleMouseStateFromType(
 		CallMuteButtonType type);
@@ -99,6 +101,7 @@ private:
 	const base::unique_qptr<BlobsWidget> _blobs;
 	const base::unique_qptr<AbstractButton> _content;
 	const base::unique_qptr<FlatLabel> _label;
+	const base::unique_qptr<FlatLabel> _sublabel;
 	int _labelShakeShift = 0;
 
 	std::unique_ptr<InfiniteRadialAnimation> _radial;
diff --git a/ui/widgets/widgets.style b/ui/widgets/widgets.style
index 1735b34..289f290 100644
--- a/ui/widgets/widgets.style
+++ b/ui/widgets/widgets.style
@@ -1417,19 +1417,23 @@ callMuteMajorBlobMaxRadius: 77px;
 callMuteButtonActiveIcon: icon {{ "calls/voice_unmuted_large", groupCallIconFg }};
 callMuteButtonActiveInner: IconButton {
 	width: 136px;
-	height: 151px;
+	height: 165px;
 
 	iconPosition: point(-1px, 50px);
 	icon: callMuteButtonActiveIcon;
 }
 callMuteButtonLabel: FlatLabel(defaultFlatLabel) {
-	textFg: callNameFg;
+	textFg: groupCallMembersFg;
 	style: TextStyle(defaultTextStyle) {
-		font: font(13px);
-		linkFont: font(13px);
-		linkFontOver: font(13px underline);
+		font: font(14px);
+		linkFont: font(14px);
+		linkFontOver: font(14px underline);
 	}
 }
+callMuteButtonSublabel: FlatLabel(defaultFlatLabel) {
+	textFg: groupCallMemberNotJoinedStatus;
+}
+callMuteButtonSublabelSkip: 19px;
 callMuteButtonActive: CallButton {
 	button: callMuteButtonActiveInner;
 	bg: groupCallLive1;