Support two-color quote outlines.

Telegram/SourceFiles/history/history_item_components.cpp

@@ -682,15 +682,19 @@ void HistoryMessageReply::paint(
 	const auto hasQuote = !_fields.quote.empty();
 	const auto selected = context.selected();
 	const auto colorIndexPlusOne = context.outbg ? 0 : _colorIndexPlusOne;
+	const auto twoColored = colorIndexPlusOne
+		&& Ui::ColorIndexTwoColored(colorIndexPlusOne - 1);
 	const auto cache = !inBubble
 		? (hasQuote
-			? st->serviceQuoteCache()
-			: st->serviceReplyCache()).get()
+			? st->serviceQuoteCache(twoColored)
+			: st->serviceReplyCache(twoColored)).get()
 		: colorIndexPlusOne
 		? (hasQuote
 			? st->coloredQuoteCache(selected, colorIndexPlusOne - 1)
 			: st->coloredReplyCache(selected, colorIndexPlusOne - 1)).get()
-		: (hasQuote ? stm->quoteCache : stm->replyCache).get();
+		: (hasQuote
+			? (twoColored ? stm->quoteCacheTwo : stm->quoteCache)
+			: (twoColored ? stm->replyCacheTwo : stm->replyCache)).get();
 	const auto &quoteSt = hasQuote
 		? st::messageTextStyle.blockquote
 		: st::messageQuoteStyle;
@@ -763,12 +767,10 @@ void HistoryMessageReply::paint(
 			if (w > textLeft + st::historyReplyPadding.right()) {
 				w -= textLeft + st::historyReplyPadding.right();
 				p.setPen(!inBubble
-					? st->msgImgReplyBarColor()
+					? st->msgImgReplyBarColor()->c
 					: colorIndexPlusOne
-					? HistoryView::FromNameFg(
-						context,
-						colorIndexPlusOne - 1)
-					: stm->msgServiceFg);
+					? FromNameFg(context, colorIndexPlusOne - 1)
+					: stm->msgServiceFg->c);
 				_name.drawLeftElided(p, x + textLeft, y + st::historyReplyPadding.top(), w, w + 2 * x + 2 * textLeft);
 				if (originalVia && w > _name.maxWidth() + st::msgServiceFont->spacew) {
 					p.setFont(st::msgServiceFont);
@@ -802,7 +804,7 @@ void HistoryMessageReply::paint(
 				auto copy = std::optional<style::TextPalette>();
 				if (inBubble && _colorIndexPlusOne) {
 					copy.emplace(*replyToTextPalette);
-					owned.emplace(cache->outline);
+					owned.emplace(cache->icon);
 					copy->linkFg = owned->color();
 					replyToTextPalette = &*copy;
 				}
@@ -821,7 +823,7 @@ void HistoryMessageReply::paint(
 			}
 		} else {
 			p.setFont(st::msgDateFont);
-			p.setPen(cache->outline);
+			p.setPen(cache->icon);
 			p.drawTextLeft(
 				x + textLeft,
 				(y + (_height - st::msgDateFont->height) / 2),

Telegram/SourceFiles/history/view/history_view_element.cpp

@@ -467,6 +467,7 @@ Element::Element(
 	| (IsItemScheduledUntilOnline(data)
 		? Flag::ScheduledUntilOnline
 		: Flag()))
+, _colorIndex(data->computeColorIndex())
 , _context(delegate->elementContext()) {
 	history()->owner().registerItemView(this);
 	refreshMedia(replacing);
@@ -490,6 +491,10 @@ not_null<History*> Element::history() const {
 	return _data->history();
 }
 
+uint8 Element::colorIndex() const {
+	return _colorIndex;
+}
+
 QDateTime Element::dateTime() const {
 	return _dateTime;
 }
@@ -557,8 +562,8 @@ void Element::prepareCustomEmojiPaint(
 	}
 	clearCustomEmojiRepaint();
 	p.setInactive(context.paused);
-	if (!_heavyCustomEmoji) {
-		_heavyCustomEmoji = true;
+	if (!(_flags & Flag::HeavyCustomEmoji)) {
+		_flags |= Flag::HeavyCustomEmoji;
 		history()->owner().registerHeavyViewPart(const_cast<Element*>(this));
 	}
 }
@@ -572,8 +577,8 @@ void Element::prepareCustomEmojiPaint(
 	}
 	clearCustomEmojiRepaint();
 	p.setInactive(context.paused);
-	if (!_heavyCustomEmoji) {
-		_heavyCustomEmoji = true;
+	if (!(_flags & Flag::HeavyCustomEmoji)) {
+		_flags |= Flag::HeavyCustomEmoji;
 		history()->owner().registerHeavyViewPart(const_cast<Element*>(this));
 	}
 }
@@ -1411,7 +1416,7 @@ auto Element::verticalRepaintRange() const -> VerticalRepaintRange {
 }
 
 bool Element::hasHeavyPart() const {
-	return _heavyCustomEmoji;
+	return (_flags & Flag::HeavyCustomEmoji);
 }
 
 void Element::checkHeavyPart() {
@@ -1445,8 +1450,8 @@ void Element::unloadHeavyPart() {
 	if (_media) {
 		_media->unloadHeavyPart();
 	}
-	if (_heavyCustomEmoji) {
-		_heavyCustomEmoji = false;
+	if (_flags & Flag::HeavyCustomEmoji) {
+		_flags &= ~Flag::HeavyCustomEmoji;
 		_text.unloadPersistentAnimation();
 		if (const auto reply = data()->Get<HistoryMessageReply>()) {
 			reply->unloadPersistentAnimation();
@@ -1623,8 +1628,8 @@ Element::~Element() {
 	// Delete media while owner still exists.
 	clearSpecialOnlyEmoji();
 	base::take(_media);
-	if (_heavyCustomEmoji) {
-		_heavyCustomEmoji = false;
+	if (_flags & Flag::HeavyCustomEmoji) {
+		_flags &= ~Flag::HeavyCustomEmoji;
 		_text.unloadPersistentAnimation();
 		checkHeavyPart();
 	}

Telegram/SourceFiles/history/view/history_view_element.h

@@ -277,18 +277,19 @@ class Element
 	, public base::has_weak_ptr {
 public:
 	enum class Flag : uint16 {
-		ServiceMessage = 0x0001,
-		NeedsResize = 0x0002,
-		AttachedToPrevious = 0x0004,
-		AttachedToNext = 0x0008,
+		ServiceMessage           = 0x0001,
+		NeedsResize              = 0x0002,
+		AttachedToPrevious       = 0x0004,
+		AttachedToNext           = 0x0008,
 		BubbleAttachedToPrevious = 0x0010,
-		BubbleAttachedToNext = 0x0020,
-		HiddenByGroup = 0x0040,
-		SpecialOnlyEmoji = 0x0080,
-		CustomEmojiRepainting = 0x0100,
-		ScheduledUntilOnline = 0x0200,
-		TopicRootReply = 0x0400,
-		MediaOverriden = 0x0800,
+		BubbleAttachedToNext     = 0x0020,
+		HiddenByGroup            = 0x0040,
+		SpecialOnlyEmoji         = 0x0080,
+		CustomEmojiRepainting    = 0x0100,
+		ScheduledUntilOnline     = 0x0200,
+		TopicRootReply           = 0x0400,
+		MediaOverriden           = 0x0800,
+		HeavyCustomEmoji         = 0x1000,
 	};
 	using Flags = base::flags<Flag>;
 	friend inline constexpr auto is_flag_type(Flag) { return true; }
@@ -306,6 +307,7 @@ public:
 	[[nodiscard]] Context context() const;
 	void refreshDataId();
 
+	[[nodiscard]] uint8 colorIndex() const;
 	[[nodiscard]] QDateTime dateTime() const;
 
 	[[nodiscard]] int y() const;
@@ -592,9 +594,11 @@ private:
 	int _indexInBlock = -1;
 
 	mutable Flags _flags = Flag(0);
-	mutable bool _heavyCustomEmoji = false;
+	uint8 _colorIndex = 0;
 	Context _context = Context();
 
 };
 
+constexpr auto size = sizeof(Element);
+
 } // namespace HistoryView

Telegram/SourceFiles/history/view/history_view_message.cpp

@@ -366,12 +366,6 @@ QString FastReplyText() {
 
 } // namespace
 
-style::color FromNameFg(
-		const Ui::ChatPaintContext &context,
-		uint8 colorIndex) {
-	return Ui::FromNameFg(context.st, context.selected(), colorIndex);
-}
-
 struct Message::CommentsButton {
 	std::unique_ptr<Ui::RippleAnimation> ripple;
 	std::vector<UserpicInRow> userpics;
@@ -1358,8 +1352,8 @@ void Message::paintFromName(
 	Assert(from || info);
 	const auto st = context.st;
 	const auto nameFg = !context.outbg
-		? FromNameFg(context, from ? from->colorIndex() : info->colorIndex)
-		: stm->msgServiceFg;
+		? FromNameFg(context, colorIndex())
+		: stm->msgServiceFg->c;
 	const auto nameText = [&] {
 		if (from) {
 			validateFromNameText(from);
@@ -1374,11 +1368,8 @@ void Message::paintFromName(
 		const auto x = availableLeft
 			+ std::min(availableWidth - statusWidth, nameText->maxWidth());
 		const auto y = trect.top();
-		const auto color = QColor(
-			nameFg->c.red(),
-			nameFg->c.green(),
-			nameFg->c.blue(),
-			nameFg->c.alpha() * 115 / 255);
+		auto color = nameFg;
+		color.setAlpha(115);
 		const auto user = from->asUser();
 		const auto id = user ? user->emojiStatusId() : 0;
 		if (_fromNameStatus->id != id) {
@@ -1630,7 +1621,7 @@ void Message::paintText(
 		.availableWidth = trect.width(),
 		.palette = &stm->textPalette,
 		.pre = stm->preCache.get(),
-		.blockquote = stm->quoteCache.get(),
+		.blockquote = context.quoteCache(colorIndex()),
 		.colors = context.st->highlightColors(),
 		.spoiler = Ui::Text::DefaultSpoilerCache(),
 		.now = context.now,
@@ -3064,14 +3055,13 @@ void Message::updateViewButtonExistence() {
 	} else if (_viewButton) {
 		return;
 	}
-	auto repainter = [=] { repaint(); };
-	const auto index = item->computeColorIndex();
-	_viewButton = sponsored
-		? std::make_unique<ViewButton>(
-			sponsored,
-			index,
-			std::move(repainter))
-		: std::make_unique<ViewButton>(media, index, std::move(repainter));
+	auto make = [=](auto &&from) {
+		return std::make_unique<ViewButton>(
+			std::forward<decltype(from)>(from),
+			colorIndex(),
+			[=] { repaint(); });
+	};
+	_viewButton = sponsored ? make(sponsored) : make(media);
 }
 
 void Message::initLogEntryOriginal() {

Telegram/SourceFiles/history/view/history_view_message.h

@@ -56,10 +56,6 @@ struct BottomRippleMask {
 	int shift = 0;
 };
 
-[[nodiscard]] style::color FromNameFg(
-	const Ui::ChatPaintContext &context,
-	uint8 colorIndex);
-
 class Message final : public Element {
 public:
 	Message(

Telegram/SourceFiles/history/view/history_view_view_button.cpp

@@ -235,8 +235,9 @@ void ViewButton::draw(
 	const auto stm = context.messageStyle();
 
 	const auto selected = context.selected();
+	const auto twoColored = Ui::ColorIndexTwoColored(_inner->colorIndex);
 	const auto cache = context.outbg
-		? stm->replyCache.get()
+		? (twoColored ? stm->replyCacheTwo : stm->replyCache).get()
 		: context.st->coloredReplyCache(selected, _inner->colorIndex).get();
 	const auto radius = st::historyPagePreview.radius;
 
@@ -249,7 +250,7 @@ void ViewButton::draw(
 	p.setBrush(cache->bg);
 	p.drawRoundedRect(r, radius, radius);
 
-	p.setPen(cache->outline);
+	p.setPen(cache->icon);
 	_inner->text.drawElided(
 		p,
 		r.left(),
@@ -266,7 +267,7 @@ void ViewButton::draw(
 			r.left() + r.width() - icon.width() - padding,
 			r.top() + padding,
 			r.width(),
-			cache->outline);
+			cache->icon);
 	}
 	if (_inner->lastWidth != r.width()) {
 		_inner->lastWidth = r.width();

Telegram/SourceFiles/history/view/media/history_view_document.cpp

@@ -749,7 +749,7 @@ void Document::draw(
 			.availableWidth = captionw,
 			.palette = &stm->textPalette,
 			.pre = stm->preCache.get(),
-			.blockquote = stm->quoteCache.get(),
+			.blockquote = context.quoteCache(parent()->colorIndex()),
 			.colors = context.st->highlightColors(),
 			.spoiler = Ui::Text::DefaultSpoilerCache(),
 			.now = context.now,

Telegram/SourceFiles/history/view/media/history_view_extended_preview.cpp

@@ -236,7 +236,7 @@ void ExtendedPreview::draw(Painter &p, const PaintContext &context) const {
 			.availableWidth = captionw,
 			.palette = &stm->textPalette,
 			.pre = stm->preCache.get(),
-			.blockquote = stm->quoteCache.get(),
+			.blockquote = context.quoteCache(parent()->colorIndex()),
 			.colors = context.st->highlightColors(),
 			.spoiler = Ui::Text::DefaultSpoilerCache(),
 			.now = context.now,

Telegram/SourceFiles/history/view/media/history_view_game.cpp

@@ -220,15 +220,16 @@ void Game::draw(Painter &p, const PaintContext &context) const {
 	auto paintw = inner.width();
 
 	const auto selected = context.selected();
+	const auto twoColored = Ui::ColorIndexTwoColored(_colorIndex);
 	const auto cache = context.outbg
-		? stm->replyCache.get()
+		? (twoColored ? stm->replyCacheTwo : stm->replyCache).get()
 		: st->coloredReplyCache(selected, _colorIndex).get();
 	Ui::Text::ValidateQuotePaintCache(*cache, _st);
 	Ui::Text::FillQuotePaint(p, outer, *cache, _st);
 
 	auto lineHeight = UnitedLineHeight();
 	if (_titleLines) {
-		p.setPen(cache->outline);
+		p.setPen(cache->icon);
 		p.setTextPalette(context.outbg
 			? stm->semiboldPalette
 			: st->coloredTextPalette(selected, _colorIndex));

Telegram/SourceFiles/history/view/media/history_view_gif.cpp

@@ -721,7 +721,7 @@ void Gif::draw(Painter &p, const PaintContext &context) const {
 			.availableWidth = captionw,
 			.palette = &stm->textPalette,
 			.pre = stm->preCache.get(),
-			.blockquote = stm->quoteCache.get(),
+			.blockquote = context.quoteCache(parent()->colorIndex()),
 			.colors = context.st->highlightColors(),
 			.spoiler = Ui::Text::DefaultSpoilerCache(),
 			.now = context.now,

Telegram/SourceFiles/history/view/media/history_view_giveaway.cpp

@@ -347,8 +347,9 @@ void Giveaway::paintChannels(
 	const auto ratio = style::DevicePixelRatio();
 	const auto stm = context.messageStyle();
 	const auto selected = context.selected();
+	const auto twoColored = Ui::ColorIndexTwoColored(_colorIndex);
 	const auto cache = context.outbg
-		? stm->replyCache.get()
+		? (twoColored ? stm->replyCacheTwo : stm->replyCache).get()
 		: context.st->coloredReplyCache(selected, _colorIndex).get();
 	if (_channelCorners[0].isNull() || _channelBg != cache->bg) {
 		_channelBg = cache->bg;
@@ -357,7 +358,7 @@ void Giveaway::paintChannels(
 			style::colorizeImage(image, cache->bg, &image);
 		}
 	}
-	p.setPen(cache->outline);
+	p.setPen(cache->icon);
 	const auto padding = st::chatGiveawayChannelPadding;
 	for (const auto &channel : _channels) {
 		const auto &thumbnail = channel.thumbnail;

Telegram/SourceFiles/history/view/media/history_view_media_grouped.cpp

@@ -368,7 +368,7 @@ void GroupedMedia::draw(Painter &p, const PaintContext &context) const {
 			.availableWidth = captionw,
 			.palette = &stm->textPalette,
 			.pre = stm->preCache.get(),
-			.blockquote = stm->quoteCache.get(),
+			.blockquote = context.quoteCache(parent()->colorIndex()),
 			.colors = context.st->highlightColors(),
 			.spoiler = Ui::Text::DefaultSpoilerCache(),
 			.now = context.now,

Telegram/SourceFiles/history/view/media/history_view_photo.cpp

@@ -406,7 +406,7 @@ void Photo::draw(Painter &p, const PaintContext &context) const {
 			.availableWidth = captionw,
 			.palette = &stm->textPalette,
 			.pre = stm->preCache.get(),
-			.blockquote = stm->quoteCache.get(),
+			.blockquote = context.quoteCache(parent()->colorIndex()),
 			.colors = context.st->highlightColors(),
 			.spoiler = Ui::Text::DefaultSpoilerCache(),
 			.now = context.now,

Telegram/SourceFiles/history/view/media/history_view_web_page.cpp

@@ -546,8 +546,9 @@ void WebPage::draw(Painter &p, const PaintContext &context) const {
 	auto attachAdditionalInfoText = _attach ? _attach->additionalInfoString() : QString();
 
 	const auto selected = context.selected();
+	const auto twoColored = Ui::ColorIndexTwoColored(_colorIndex);
 	const auto cache = context.outbg
-		? stm->replyCache.get()
+		? (twoColored ? stm->replyCacheTwo : stm->replyCache).get()
 		: st->coloredReplyCache(selected, _colorIndex).get();
 	Ui::Text::ValidateQuotePaintCache(*cache, _st);
 	Ui::Text::FillQuotePaint(p, outer, *cache, _st);
@@ -601,7 +602,7 @@ void WebPage::draw(Painter &p, const PaintContext &context) const {
 		paintw -= pw + st::webPagePhotoDelta;
 	}
 	if (_siteNameLines) {
-		p.setPen(cache->outline);
+		p.setPen(cache->icon);
 		p.setTextPalette(context.outbg
 			? stm->semiboldPalette
 			: st->coloredTextPalette(selected, _colorIndex));
@@ -703,10 +704,10 @@ void WebPage::draw(Painter &p, const PaintContext &context) const {
 
 	if (_openButtonWidth) {
 		p.setFont(st::semiboldFont);
-		p.setPen(cache->outline);
+		p.setPen(cache->icon);
 		const auto end = inner.y() + inner.height() + _st.padding.bottom();
 		const auto line = st::historyPageButtonLine;
-		auto color = cache->outline;
+		auto color = cache->icon;
 		color.setAlphaF(color.alphaF() * 0.3);
 		p.fillRect(inner.x(), end, inner.width(), line, color);
 		const auto top = end + st::historyPageButtonPadding.top();

Telegram/SourceFiles/ui/chat/chat_style.cpp

@@ -31,16 +31,16 @@ void EnsureCorners(
 
 void EnsureBlockquoteCache(
 		std::unique_ptr<Text::QuotePaintCache> &cache,
-		const style::color &color) {
+		Fn<ColorIndexValues()> values) {
 	if (cache) {
 		return;
 	}
 	cache = std::make_unique<Text::QuotePaintCache>();
-	cache->bg = color->c;
-	cache->bg.setAlphaF(0.12);
-	cache->outline = color->c;
-	cache->outline.setAlphaF(0.9);
-	cache->icon = cache->outline;
+	const auto &colors = values();
+	cache->bg = colors.bg;
+	cache->outline1 = colors.outline1;
+	cache->outline2 = colors.outline2;
+	cache->icon = colors.name;
 }
 
 void EnsurePreCache(
@@ -56,11 +56,12 @@ void EnsurePreCache(
 	if (!bg) {
 		cache->bg.setAlphaF(0.12);
 	}
-	cache->outline = color->c;
-	cache->outline.setAlphaF(0.9);
+	cache->outline1 = color->c;
+	cache->outline1.setAlphaF(0.9);
+	cache->outline2 = cache->outline1;
 	cache->header = color->c;
 	cache->header.setAlphaF(0.25);
-	cache->icon = cache->outline;
+	cache->icon = cache->outline1;
 	cache->icon.setAlphaF(0.6);
 }
 
@@ -74,6 +75,15 @@ not_null<const MessageImageStyle*> ChatPaintContext::imageStyle() const {
 	return &st->imageStyle(selected());
 }
 
+not_null<Text::QuotePaintCache*> ChatPaintContext::quoteCache(
+		uint8 colorIndex) const {
+	return !outbg
+		? st->coloredQuoteCache(selected(), colorIndex).get()
+		: ColorIndexTwoColored(colorIndex)
+		? messageStyle()->quoteCacheTwo.get()
+		: messageStyle()->quoteCache.get();
+}
+
 int HistoryServiceMsgRadius() {
 	static const auto result = [] {
 		const auto minMessageHeight = st::msgServicePadding.top()
@@ -99,6 +109,87 @@ int HistoryServiceMsgInvertedShrink() {
 	return result;
 }
 
+ColorIndexValues ComputeColorIndexValues(
+		not_null<const ChatStyle*> st,
+		bool selected,
+		uint8 colorIndex) {
+	if (colorIndex < kSimpleColorIndexCount) {
+		const style::color list[] = {
+			st->historyPeer1NameFg(),
+			st->historyPeer2NameFg(),
+			st->historyPeer3NameFg(),
+			st->historyPeer4NameFg(),
+			st->historyPeer5NameFg(),
+			st->historyPeer6NameFg(),
+			st->historyPeer7NameFg(),
+			st->historyPeer8NameFg(),
+		};
+		const style::color listSelected[] = {
+			st->historyPeer1NameFgSelected(),
+			st->historyPeer2NameFgSelected(),
+			st->historyPeer3NameFgSelected(),
+			st->historyPeer4NameFgSelected(),
+			st->historyPeer5NameFgSelected(),
+			st->historyPeer6NameFgSelected(),
+			st->historyPeer7NameFgSelected(),
+			st->historyPeer8NameFgSelected(),
+		};
+		const auto paletteIndex = ColorIndexToPaletteIndex(colorIndex);
+		auto result = ColorIndexValues{
+			.name = (selected ? listSelected : list)[paletteIndex]->c,
+		};
+		result.bg = result.name;
+		result.bg.setAlphaF(0.12);
+		result.outline1 = result.name;
+		result.outline1.setAlphaF(0.9);
+		result.outline2 = result.outline1;
+		return result;
+	}
+	struct Pair {
+		QColor outline1;
+		QColor outline2;
+	};
+	const Pair list[] = {
+		{ QColor(0xE1, 0x50, 0x52), QColor(0xF9, 0xAE, 0x63) }, // Red
+		{ QColor(0xE0, 0x80, 0x2B), QColor(0xFA, 0xC5, 0x34) }, // Orange
+		{ QColor(0xA0, 0x5F, 0xF3), QColor(0xF4, 0x8F, 0xFF) }, // Violet
+		{ QColor(0x27, 0xA9, 0x10), QColor(0xA7, 0xDC, 0x57) }, // Green
+		{ QColor(0x27, 0xAC, 0xCE), QColor(0x82, 0xE8, 0xD6) }, // Cyan
+		{ QColor(0x33, 0x91, 0xD4), QColor(0x7D, 0xD3, 0xF0) }, // Blue
+		{ QColor(0xD1, 0x48, 0x72), QColor(0xFF, 0xBE, 0xA0) }, // Pink
+	};
+	const auto &pair = list[colorIndex - kSimpleColorIndexCount];
+	auto bg = pair.outline1;
+	bg.setAlphaF(0.12);
+	return {
+		.name = st->dark() ? pair.outline2 : pair.outline1,
+		.bg = bg,
+		.outline1 = pair.outline1,
+		.outline2 = pair.outline2,
+	};
+}
+
+bool ColorIndexTwoColored(uint8 colorIndex) {
+	return (colorIndex >= kSimpleColorIndexCount);
+}
+
+ColorIndexValues SimpleColorIndexValues(QColor color, bool twoColored) {
+	auto bg = color;
+	bg.setAlphaF(0.12);
+	auto outline1 = color;
+	outline1.setAlphaF(0.9);
+	auto outline2 = outline1;
+	if (twoColored) {
+		outline2.setAlphaF(0.3);
+	}
+	return {
+		.name = color,
+		.bg = bg,
+		.outline1 = outline1,
+		.outline2 = outline2,
+	};
+}
+
 ChatStyle::ChatStyle() {
 	finalize();
 	make(_historyPsaForwardPalette, st::historyPsaForwardPalette);
@@ -453,6 +544,8 @@ ChatStyle::ChatStyle() {
 		&MessageImageStyle::historyVideoMessageMute,
 		st::historyVideoMessageMute,
 		st::historyVideoMessageMuteSelected);
+
+	updateDarkValue();
 }
 
 ChatStyle::ChatStyle(not_null<const style::palette*> isolated)
@@ -464,6 +557,13 @@ void ChatStyle::apply(not_null<ChatTheme*> theme) {
 	applyCustomPalette(theme->palette());
 }
 
+void ChatStyle::updateDarkValue() {
+	const auto withBg = [&](const QColor &color) {
+		return CountContrast(windowBg()->c, color);
+	};
+	_dark = (withBg({ 0, 0, 0 }) < withBg({ 255, 255, 255 }));
+}
+
 void ChatStyle::applyCustomPalette(const style::palette *palette) {
 	assignPalette(palette ? palette : style::main_palette::get().get());
 	if (palette) {
@@ -547,10 +647,13 @@ void ChatStyle::assignPalette(not_null<const style::palette*> palette) {
 			= stm.semiboldPalette.linkAlwaysActive
 			= (stm.textPalette.linkFg->c == stm.historyTextFg->c);
 	}
-
-	for (auto &palette : _coloredTextPalettes) {
-		palette.inited = false;
+	for (auto &values : _coloredValues) {
+		values.reset();
 	}
+	for (auto &palette : _coloredTextPalettes) {
+		palette.linkFg.reset();
+	}
+	updateDarkValue();
 
 	_paletteChanged.fire({});
 }
@@ -584,20 +687,24 @@ const MessageStyle &ChatStyle::messageStyle(bool outbg, bool selected) const {
 		BubbleRadiusLarge(),
 		result.msgBg,
 		&result.msgShadow);
+	const auto &replyBar = result.msgReplyBarColor->c;
 	EnsureBlockquoteCache(
 		result.replyCache,
-		result.msgReplyBarColor);
+		[&] { return SimpleColorIndexValues(replyBar, false); });
+	EnsureBlockquoteCache(
+		result.replyCacheTwo,
+		[&] { return SimpleColorIndexValues(replyBar, true); });
 	if (!result.quoteCache) {
 		result.quoteCache = std::make_unique<Text::QuotePaintCache>(
 			*result.replyCache);
 	}
+	if (!result.quoteCacheTwo) {
+		result.quoteCacheTwo = std::make_unique<Text::QuotePaintCache>(
+			*result.replyCacheTwo);
+	}
 
 	const auto preBgOverride = [&] {
-		const auto withBg = [&](const QColor &color) {
-			return CountContrast(windowBg()->c, color);
-		};
-		const auto dark = (withBg({ 0, 0, 0 }) < withBg({ 255, 255, 255 }));
-		return dark ? QColor(0, 0, 0, 192) : std::optional<QColor>();
+		return _dark ? QColor(0, 0, 0, 192) : std::optional<QColor>();
 	};
 	EnsurePreCache(
 		result.preCache,
@@ -634,14 +741,37 @@ const MessageImageStyle &ChatStyle::imageStyle(bool selected) const {
 	return result;
 }
 
-not_null<Text::QuotePaintCache*> ChatStyle::serviceQuoteCache() const {
-	EnsureBlockquoteCache(_serviceQuoteCache, msgServiceFg());
-	return _serviceQuoteCache.get();
+not_null<Text::QuotePaintCache*> ChatStyle::serviceQuoteCache(
+		bool twoColored) const {
+	const auto index = (twoColored ? 1 : 0);
+	const auto &service = msgServiceFg()->c;
+	EnsureBlockquoteCache(
+		_serviceQuoteCache[index],
+		[&] { return SimpleColorIndexValues(service, twoColored); });
+	return _serviceQuoteCache[index].get();
 }
 
-not_null<Text::QuotePaintCache*> ChatStyle::serviceReplyCache() const {
-	EnsureBlockquoteCache(_serviceReplyCache, msgServiceFg());
-	return _serviceReplyCache.get();
+not_null<Text::QuotePaintCache*> ChatStyle::serviceReplyCache(
+		bool twoColored) const {
+	const auto index = (twoColored ? 1 : 0);
+	const auto &service = msgServiceFg()->c;
+	EnsureBlockquoteCache(
+		_serviceReplyCache[index],
+		[&] { return SimpleColorIndexValues(service, twoColored); });
+	return _serviceReplyCache[index].get();
+}
+
+const ColorIndexValues &ChatStyle::coloredValues(
+		bool selected,
+		uint8 colorIndex) const {
+	Expects(colorIndex >= 0 && colorIndex < kColorIndexCount);
+
+	const auto shift = (selected ? kColorIndexCount : 0);
+	auto &result = _coloredValues[shift + colorIndex];
+	if (!result) {
+		result.emplace(ComputeColorIndexValues(this, selected, colorIndex));
+	}
+	return *result;
 }
 
 const style::TextPalette &ChatStyle::coloredTextPalette(
@@ -651,14 +781,14 @@ const style::TextPalette &ChatStyle::coloredTextPalette(
 
 	const auto shift = (selected ? kColorIndexCount : 0);
 	auto &result = _coloredTextPalettes[shift + colorIndex];
-	if (!result.inited) {
-		result.inited = true;
+	if (!result.linkFg) {
+		result.linkFg.emplace(FromNameFg(this, selected, colorIndex));
 		make(
 			result.data,
 			(selected
 				? st::inReplyTextPaletteSelected
 				: st::inReplyTextPalette));
-		result.data.linkFg = FromNameFg(this, selected, colorIndex);
+		result.data.linkFg = result.linkFg->color();
 		result.data.selectLinkFg = result.data.linkFg;
 	}
 	return result.data;
@@ -684,7 +814,9 @@ not_null<Text::QuotePaintCache*> ChatStyle::coloredCache(
 
 	const auto shift = (selected ? kColorIndexCount : 0);
 	auto &cache = caches[shift + colorIndex];
-	EnsureBlockquoteCache(cache, FromNameFg(this, selected, colorIndex));
+	EnsureBlockquoteCache(cache, [&] {
+		return coloredValues(selected, colorIndex);
+	});
 	return cache.get();
 }
 
@@ -816,47 +948,21 @@ void ChatStyle::make(
 }
 
 uint8 DecideColorIndex(uint64 id) {
-	return id % kColorIndexCount;
+	return id % kSimpleColorIndexCount;
 }
 
 uint8 ColorIndexToPaletteIndex(uint8 colorIndex) {
 	Expects(colorIndex >= 0 && colorIndex < kColorIndexCount);
 
 	const int8 map[] = { 0, 7, 4, 1, 6, 3, 5 };
-	return map[colorIndex];
+	return map[colorIndex % kSimpleColorIndexCount];
 }
 
-style::color FromNameFg(
+QColor FromNameFg(
 		not_null<const ChatStyle*> st,
 		bool selected,
 		uint8 colorIndex) {
-	Expects(colorIndex >= 0 && colorIndex < kColorIndexCount);
-
-	if (selected) {
-		const style::color colors[] = {
-			st->historyPeer1NameFgSelected(),
-			st->historyPeer2NameFgSelected(),
-			st->historyPeer3NameFgSelected(),
-			st->historyPeer4NameFgSelected(),
-			st->historyPeer5NameFgSelected(),
-			st->historyPeer6NameFgSelected(),
-			st->historyPeer7NameFgSelected(),
-			st->historyPeer8NameFgSelected(),
-		};
-		return colors[ColorIndexToPaletteIndex(colorIndex)];
-	} else {
-		const style::color colors[] = {
-			st->historyPeer1NameFg(),
-			st->historyPeer2NameFg(),
-			st->historyPeer3NameFg(),
-			st->historyPeer4NameFg(),
-			st->historyPeer5NameFg(),
-			st->historyPeer6NameFg(),
-			st->historyPeer7NameFg(),
-			st->historyPeer8NameFg(),
-		};
-		return colors[ColorIndexToPaletteIndex(colorIndex)];
-	}
+	return st->coloredValues(selected, colorIndex).name;
 }
 
 void FillComplexOverlayRect(

Telegram/SourceFiles/ui/chat/chat_style.h

@@ -27,7 +27,8 @@ class ChatTheme;
 class ChatStyle;
 struct BubblePattern;
 
-inline constexpr auto kColorIndexCount = uint8(7);
+inline constexpr auto kColorIndexCount = uint8(14);
+inline constexpr auto kSimpleColorIndexCount = uint8(7);
 
 struct MessageStyle {
 	CornersPixmaps msgBgCornersSmall;
@@ -79,7 +80,9 @@ struct MessageStyle {
 	style::icon historyTranscribeIcon = { Qt::Uninitialized };
 	style::icon historyTranscribeHide = { Qt::Uninitialized };
 	std::unique_ptr<Text::QuotePaintCache> quoteCache;
+	std::unique_ptr<Text::QuotePaintCache> quoteCacheTwo;
 	std::unique_ptr<Text::QuotePaintCache> replyCache;
+	std::unique_ptr<Text::QuotePaintCache> replyCacheTwo;
 	std::unique_ptr<Text::QuotePaintCache> preCache;
 };
 
@@ -116,8 +119,6 @@ struct ChatPaintContext {
 	QRect viewport;
 	QRect clip;
 	TextSelection selection;
-	bool outbg = false;
-	bool paused = false;
 	crl::time now = 0;
 
 	void translate(int x, int y) {
@@ -133,6 +134,8 @@ struct ChatPaintContext {
 	}
 	[[nodiscard]] not_null<const MessageStyle*> messageStyle() const;
 	[[nodiscard]] not_null<const MessageImageStyle*> imageStyle() const;
+	[[nodiscard]] not_null<Text::QuotePaintCache*> quoteCache(
+		uint8 colorIndex) const;
 
 	[[nodiscard]] ChatPaintContext translated(int x, int y) const {
 		auto result = *this;
@@ -157,12 +160,27 @@ struct ChatPaintContext {
 	};
 	SkipDrawingParts skipDrawingParts = SkipDrawingParts::None;
 
+	bool outbg = false;
+	bool paused = false;
+
 };
 
 [[nodiscard]] int HistoryServiceMsgRadius();
 [[nodiscard]] int HistoryServiceMsgInvertedRadius();
 [[nodiscard]] int HistoryServiceMsgInvertedShrink();
 
+struct ColorIndexValues {
+	QColor name;
+	QColor bg;
+	QColor outline1;
+	QColor outline2;
+};
+[[nodiscard]] ColorIndexValues ComputeColorIndexValues(
+	not_null<const ChatStyle*> st,
+	bool selected,
+	uint8 colorIndex);
+[[nodiscard]] bool ColorIndexTwoColored(uint8 colorIndex);
+
 class ChatStyle final : public style::palette {
 public:
 	ChatStyle();
@@ -172,6 +190,10 @@ public:
 	void applyCustomPalette(const style::palette *palette);
 	void applyAdjustedServiceBg(QColor serviceBg);
 
+	[[nodiscard]] bool dark() const {
+		return _dark;
+	}
+
 	[[nodiscard]] std::span<Text::SpecialColor> highlightColors() const;
 
 	[[nodiscard]] rpl::producer<> paletteChanged() const {
@@ -202,10 +224,13 @@ public:
 		bool selected) const;
 	[[nodiscard]] const MessageImageStyle &imageStyle(bool selected) const;
 
-	[[nodiscard]] auto serviceQuoteCache() const
+	[[nodiscard]] auto serviceQuoteCache(bool twoColored) const
 		-> not_null<Text::QuotePaintCache*>;
-	[[nodiscard]] auto serviceReplyCache() const
+	[[nodiscard]] auto serviceReplyCache(bool twoColored) const
 		-> not_null<Text::QuotePaintCache*>;
+	[[nodiscard]] const ColorIndexValues &coloredValues(
+		bool selected,
+		uint8 colorIndex) const;
 	[[nodiscard]] not_null<Text::QuotePaintCache*> coloredQuoteCache(
 		bool selected,
 		uint8 colorIndex) const;
@@ -307,11 +332,12 @@ private:
 		kColorIndexCount * 2>;
 
 	struct ColoredPalette {
+		std::optional<style::owned_color> linkFg;
 		style::TextPalette data;
-		bool inited = false;
 	};
 
 	void assignPalette(not_null<const style::palette*> palette);
+	void updateDarkValue();
 
 	[[nodiscard]] not_null<Text::QuotePaintCache*> coloredCache(
 		ColoredQuotePaintCaches &caches,
@@ -368,8 +394,15 @@ private:
 		int(CachedCornerRadius::kCount)];
 
 	mutable std::vector<Text::SpecialColor> _highlightColors;
-	mutable std::unique_ptr<Text::QuotePaintCache> _serviceQuoteCache;
-	mutable std::unique_ptr<Text::QuotePaintCache> _serviceReplyCache;
+	mutable std::array<
+		std::unique_ptr<Text::QuotePaintCache>,
+		2> _serviceQuoteCache;
+	mutable std::array<
+		std::unique_ptr<Text::QuotePaintCache>,
+		2> _serviceReplyCache;
+	mutable std::array<
+		std::optional<ColorIndexValues>,
+		2 * kColorIndexCount> _coloredValues;
 	mutable ColoredQuotePaintCaches _coloredQuoteCaches;
 	mutable ColoredQuotePaintCaches _coloredReplyCaches;
 	mutable std::array<
@@ -403,6 +436,8 @@ private:
 	style::icon _historyPollChoiceRight = { Qt::Uninitialized };
 	style::icon _historyPollChoiceWrong = { Qt::Uninitialized };
 
+	bool _dark = false;
+
 	rpl::event_stream<> _paletteChanged;
 
 	rpl::lifetime _defaultPaletteChangeLifetime;
@@ -412,11 +447,17 @@ private:
 [[nodiscard]] uint8 DecideColorIndex(uint64 id);
 [[nodiscard]] uint8 ColorIndexToPaletteIndex(uint8 colorIndex);
 
-[[nodiscard]] style::color FromNameFg(
+[[nodiscard]] QColor FromNameFg(
 	not_null<const ChatStyle*> st,
 	bool selected,
 	uint8 colorIndex);
 
+[[nodiscard]] inline QColor FromNameFg(
+		const ChatPaintContext &context,
+		uint8 colorIndex) {
+	return FromNameFg(context.st, context.selected(), colorIndex);
+}
+
 void FillComplexOverlayRect(
 	QPainter &p,
 	QRect rect,

Telegram/SourceFiles/ui/chat/chat_theme.cpp

@@ -489,8 +489,8 @@ ChatPaintContext ChatTheme::preparePaintContext(
 		.bubblesPattern = _bubblesBackgroundPattern.get(),
 		.viewport = viewport,
 		.clip = clip,
-		.paused = paused,
 		.now = now,
+		.paused = paused,
 	};
 }
 

Telegram/lib_ui

@@ -1 +1 @@
-Subproject commit 4d1a5686a7620b163639492e1b81101b677d2472
+Subproject commit 71d24af3a840d15a6cc0a3a8a1e9cbe77a604739