Add custom userpic rendering for Saved Messages.

Telegram/SourceFiles/ui/empty_userpic.cpp

@@ -78,6 +78,87 @@ void EmptyUserpic::paintSquare(Painter &p, int x, int y, int outerWidth, int siz
 	});
 }
 
+void EmptyUserpic::PaintSavedMessages(
+		Painter &p,
+		int x,
+		int y,
+		int outerWidth,
+		int size) {
+	x = rtl() ? (outerWidth - x - size) : x;
+
+	PainterHighQualityEnabler hq(p);
+	p.setBrush(st::historyPeer4UserpicBg);
+	p.setPen(Qt::NoPen);
+	p.drawEllipse(x, y, size, size);
+
+	// |<----width----->|
+	//
+	// XXXXXXXXXXXXXXXXXX  ---
+	// X                X   |
+	// X                X   |
+	// X                X   |
+	// X                X height
+	// X       XX       X   |     ---
+	// X     XX  XX     X   |      |
+	// X   XX      XX   X   |     add
+	// X XX          XX X   |      |
+	// XX              XX  ---    ---
+
+	const auto thinkness = std::round(size * 0.055);
+	const auto increment = int(thinkness) % 2 + (size % 2);
+	const auto width = std::round(size * 0.15) * 2 + increment;
+	const auto height = std::round(size * 0.19) * 2 + increment;
+	const auto add = std::round(size * 0.064);
+
+	const auto left = x + (size - width) / 2;
+	const auto top = y + (size - height) / 2;
+	const auto right = left + width;
+	const auto bottom = top + height;
+	const auto middle = (left + right) / 2;
+	const auto half = (top + bottom) / 2;
+
+	p.setBrush(Qt::NoBrush);
+	auto pen = st::historyPeerUserpicFg->p;
+	pen.setWidthF(thinkness);
+	pen.setCapStyle(Qt::FlatCap);
+
+	{
+		// XXXXXXXXXXXXXXXXXX
+		// X                X
+		// X                X
+		// X                X
+		// X                X
+		// X                X
+
+		pen.setJoinStyle(Qt::RoundJoin);
+		p.setPen(pen);
+		QPainterPath path;
+		path.moveTo(left, half);
+		path.lineTo(left, top);
+		path.lineTo(right, top);
+		path.lineTo(right, half);
+		p.drawPath(path);
+	}
+	{
+		// X                X
+		// X       XX       X
+		// X     XX  XX     X
+		// X   XX      XX   X
+		// X XX          XX X
+		// XX              XX
+
+		pen.setJoinStyle(Qt::MiterJoin);
+		p.setPen(pen);
+		QPainterPath path;
+		path.moveTo(left, half);
+		path.lineTo(left, bottom);
+		path.lineTo(middle, bottom - add);
+		path.lineTo(right, bottom);
+		path.lineTo(right, half);
+		p.drawPath(path);
+	}
+}
+
 StorageKey EmptyUserpic::uniqueKey() const {
 	auto first = 0xFFFFFFFF00000000ULL | anim::getPremultiplied(_color->c);
 	auto second = uint64(0);

Telegram/SourceFiles/ui/empty_userpic.h

@@ -47,6 +47,13 @@ public:
 	QPixmap generate(int size);
 	StorageKey uniqueKey() const;
 
+	static void PaintSavedMessages(
+		Painter &p,
+		int x,
+		int y,
+		int outerWidth,
+		int size);
+
 	~EmptyUserpic();
 
 private:

Telegram/SourceFiles/ui/special_buttons.cpp

@@ -24,6 +24,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "styles/style_history.h"
 #include "dialogs/dialogs_layout.h"
 #include "ui/effects/ripple_animation.h"
+#include "ui/empty_userpic.h"
 #include "data/data_photo.h"
 #include "core/file_utilities.h"
 #include "boxes/photo_crop_box.h"
@@ -522,11 +523,20 @@ void UserpicButton::paintEvent(QPaintEvent *e) {
 	auto photoTop = photoPosition.y();
 
 	auto ms = getms();
-	if (_a_appearance.animating(ms)) {
+	if (showSavedMessages()) {
-		p.drawPixmapLeft(photoPosition, width(), _oldUserpic);
+		Ui::EmptyUserpic::PaintSavedMessages(
-		p.setOpacity(_a_appearance.current());
+			p,
+			photoPosition.x(),
+			photoPosition.y(),
+			width(),
+			_st.photoSize);
+	} else {
+		if (_a_appearance.animating(ms)) {
+			p.drawPixmapLeft(photoPosition, width(), _oldUserpic);
+			p.setOpacity(_a_appearance.current());
+		}
+		p.drawPixmapLeft(photoPosition, width(), _userpic);
 	}
-	p.drawPixmapLeft(photoPosition, width(), _userpic);
 
 	if (_role == Role::ChangePhoto) {
 		auto over = isOver() || isDown();
@@ -743,6 +753,17 @@ void UserpicButton::switchChangePhotoOverlay(bool enabled) {
 	}
 }
 
+void UserpicButton::showSavedMessagesOnSelf(bool enabled) {
+	if (_showSavedMessagesOnSelf != enabled) {
+		_showSavedMessagesOnSelf = enabled;
+		update();
+	}
+}
+
+bool UserpicButton::showSavedMessages() const {
+	return _showSavedMessagesOnSelf && _peer && _peer->isSelf();
+}
+
 void UserpicButton::startChangeOverlayAnimation() {
 	auto over = isOver() || isDown();
 	_changeOverlayShown.start(

Telegram/SourceFiles/ui/special_buttons.h

@@ -170,6 +170,7 @@ public:
 		const style::UserpicButton &st);
 
 	void switchChangePhotoOverlay(bool enabled);
+	void showSavedMessagesOnSelf(bool enabled);
 
 	QImage takeResultImage() {
 		return std::move(_result);
@@ -199,6 +200,7 @@ private:
 	void updateCursorInChangeOverlay(QPoint localPos);
 	void setCursorInChangeOverlay(bool inOverlay);
 	void updateCursor();
+	bool showSavedMessages() const;
 
 	void grabOldUserpic();
 	void setClickHandlerByRole();
@@ -220,6 +222,7 @@ private:
 	Animation _a_appearance;
 	QImage _result;
 
+	bool _showSavedMessagesOnSelf = false;
 	bool _canOpenPhoto = false;
 	bool _cursorInChangeOverlay = false;
 	bool _changeOverlayEnabled = false;