Added ability to show song cover in HistoryView and Overview::Layout.

Telegram/SourceFiles/data/data_document.cpp

@@ -1488,6 +1488,10 @@ bool DocumentData::isSong() const {
 	return (type == SongDocument);
 }
 
+bool DocumentData::isSongWithCover() const {
+	return isSong() && hasThumbnail();
+}
+
 bool DocumentData::isAudioFile() const {
 	if (isVoiceMessage()) {
 		return false;

Telegram/SourceFiles/data/data_document.h

@@ -139,6 +139,7 @@ public:
 	[[nodiscard]] bool isVoiceMessage() const;
 	[[nodiscard]] bool isVideoMessage() const;
 	[[nodiscard]] bool isSong() const;
+	[[nodiscard]] bool isSongWithCover() const;
 	[[nodiscard]] bool isAudioFile() const;
 	[[nodiscard]] bool isVideoFile() const;
 	[[nodiscard]] bool isAnimation() const;

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

@@ -19,6 +19,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/image/image.h"
 #include "ui/text/format_values.h"
 #include "ui/cached_round_corners.h"
+#include "ui/ui_utility.h"
 #include "layout.h" // FullSelection
 #include "data/data_session.h"
 #include "data/data_document.h"
@@ -442,14 +443,14 @@ void Document::draw(
 		}
 	} else {
 		p.setPen(Qt::NoPen);
-		if (selected) {
-			p.setBrush(outbg ? st::msgFileOutBgSelected : st::msgFileInBgSelected);
-		} else {
-			p.setBrush(outbg ? st::msgFileOutBg : st::msgFileInBg);
-		}
 
-		{
+		const auto coverDrawn = _data->isSongWithCover()
+			&& DrawThumbnailAsSongCover(p, _dataMedia, inner, selected);
+		if (!coverDrawn) {
 			PainterHighQualityEnabler hq(p);
+			p.setBrush(selected
+				? (outbg ? st::msgFileOutBgSelected : st::msgFileInBgSelected)
+				: (outbg ? st::msgFileOutBg : st::msgFileInBg));
 			p.drawEllipse(inner);
 		}
 
@@ -581,7 +582,7 @@ void Document::ensureDataMediaCreated() const {
 		return;
 	}
 	_dataMedia = _data->createMediaView();
-	if (Get<HistoryDocumentThumbed>()) {
+	if (Get<HistoryDocumentThumbed>() || _data->isSongWithCover()) {
 		_dataMedia->thumbnailWanted(_realParent->fullId());
 	}
 	history()->owner().registerHeavyViewPart(_parent);
@@ -1072,4 +1073,49 @@ Ui::Text::String Document::createCaption() {
 		timestampLinkBase);
 }
 
+bool DrawThumbnailAsSongCover(
+		Painter &p,
+		const std::shared_ptr<Data::DocumentMedia> &dataMedia,
+		const QRect &rect,
+		const bool selected) {
+	if (!dataMedia) {
+		return false;
+	}
+
+	QPixmap cover;
+
+	const auto ow = rect.width();
+	const auto oh = rect.height();
+	const auto r = ImageRoundRadius::Ellipse;
+	const auto c = RectPart::AllCorners;
+	const auto color = &st::songCoverOverlayFg;
+	const auto aspectRatio = Qt::KeepAspectRatioByExpanding;
+
+	const auto scaled = [&](not_null<Image*> image) -> std::pair<int, int> {
+		const auto size = image->size().scaled(ow, oh, aspectRatio);
+		return { size.width(), size.height() };
+	};
+
+	if (const auto normal = dataMedia->thumbnail()) {
+		const auto &[w, h] = scaled(normal);
+		cover = normal->pixSingle(w, h, ow, oh, r, c, color);
+	} else if (const auto blurred = dataMedia->thumbnailInline()) {
+		const auto &[w, h] = scaled(blurred);
+		cover = blurred->pixBlurredSingle(w, h, ow, oh, r, c, color);
+	} else {
+		return false;
+	}
+	if (selected) {
+		auto selectedCover = Images::prepareColored(
+			p.textPalette().selectOverlay,
+			cover.toImage());
+		cover = QPixmap::fromImage(
+			std::move(selectedCover),
+			Qt::ColorOnly);
+	}
+	p.drawPixmap(rect.topLeft(), cover);
+
+	return true;
+}
+
 } // namespace HistoryView

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

@@ -143,4 +143,10 @@ private:
 
 };
 
+bool DrawThumbnailAsSongCover(
+	Painter &p,
+	const std::shared_ptr<Data::DocumentMedia> &dataMedia,
+	const QRect &rect,
+	const bool selected = false);
+
 } // namespace HistoryView

Telegram/SourceFiles/overview/overview_layout.cpp

@@ -33,6 +33,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/history_item.h"
 #include "history/history_item_components.h"
 #include "history/view/history_view_cursor_state.h"
+#include "history/view/media/history_view_document.h" // DrawThumbnailAsSongCover
 #include "base/unixtime.h"
 #include "base/qt_adapters.h"
 #include "ui/effects/round_checkbox.h"
@@ -1008,21 +1009,33 @@ void Document::paint(Painter &p, const QRect &clip, TextSelection selection, con
 
 		auto inner = style::rtlrect(_st.songPadding.left(), _st.songPadding.top(), _st.songThumbSize, _st.songThumbSize, _width);
 		if (clip.intersects(inner)) {
+			const auto isLoading = (!cornerDownload
+				&& (_data->loading() || _data->uploading()));
 			p.setPen(Qt::NoPen);
-			if (selected) {
-				p.setBrush(st::msgFileInBgSelected);
-			} else {
-				auto over = ClickHandler::showAsActive((!cornerDownload && (_data->loading() || _data->uploading())) ? _cancell : (loaded || _dataMedia->canBePlayed()) ? _openl : _savel);
-				p.setBrush(anim::brush(_st.songIconBg, _st.songOverBg, _a_iconOver.value(over ? 1. : 0.)));
-			}
 
-			{
+			using namespace HistoryView;
+			const auto coverDrawn = _data->isSongWithCover()
+				&& DrawThumbnailAsSongCover(p, _dataMedia, inner, selected);
+			if (!coverDrawn) {
+				if (selected) {
+					p.setBrush(st::msgFileInBgSelected);
+				} else {
+					const auto over = ClickHandler::showAsActive(isLoading
+						? _cancell
+						: (loaded || _dataMedia->canBePlayed())
+						? _openl
+						: _savel);
+					p.setBrush(anim::brush(
+						_st.songIconBg,
+						_st.songOverBg,
+						_a_iconOver.value(over ? 1. : 0.)));
+				}
 				PainterHighQualityEnabler hq(p);
 				p.drawEllipse(inner);
 			}
 
 			const auto icon = [&] {
-				if (!cornerDownload && (_data->loading() || _data->uploading())) {
+				if (isLoading) {
 					return &(selected ? _st.songCancelSelected : _st.songCancel);
 				} else if (showPause) {
 					return &(selected ? _st.songPauseSelected : _st.songPause);

Telegram/SourceFiles/ui/image/image.cpp

@@ -343,7 +343,8 @@ const QPixmap &Image::pixBlurredSingle(
 		int outerw,
 		int outerh,
 		ImageRoundRadius radius,
-		RectParts corners) const {
+		RectParts corners,
+		const style::color *colored) const {
 	if (w <= 0 || !width() || !height()) {
 		w = width() * cIntRetinaFactor();
 	} else {
@@ -365,11 +366,14 @@ const QPixmap &Image::pixBlurredSingle(
 	} else if (radius == ImageRoundRadius::Ellipse) {
 		options |= Option::Circled | cornerOptions(corners);
 	}
+	if (colored) {
+		options |= Option::Colored;
+	}
 
 	auto k = SinglePixKey(options);
 	auto i = _cache.find(k);
 	if (i == _cache.cend() || i->second.width() != (outerw * cIntRetinaFactor()) || i->second.height() != (outerh * cIntRetinaFactor())) {
-		auto p = pixNoCache(w, h, options, outerw, outerh);
+		auto p = pixNoCache(w, h, options, outerw, outerh, colored);
 		p.setDevicePixelRatio(cRetinaFactor());
 		i = _cache.emplace_or_assign(k, p).first;
 	}

Telegram/SourceFiles/ui/image/image.h

@@ -70,7 +70,8 @@ public:
 		int outerw,
 		int outerh,
 		ImageRoundRadius radius,
-		RectParts corners = RectPart::AllCorners) const;
+		RectParts corners = RectPart::AllCorners,
+		const style::color *colored = nullptr) const;
 	[[nodiscard]] const QPixmap &pixCircled(int w = 0, int h = 0) const;
 	[[nodiscard]] const QPixmap &pixBlurredCircled(int w = 0, int h = 0) const;
 	[[nodiscard]] QPixmap pixNoCache(