From 8a9549dca3adaff6d5e34bd307c7ac7b31e8cc23 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Mon, 18 Jul 2022 12:43:41 +0300
Subject: [PATCH] Fix custom emoji preview painting on Retina screen.

---
 Telegram/SourceFiles/ui/text/custom_emoji_instance.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Telegram/SourceFiles/ui/text/custom_emoji_instance.cpp b/Telegram/SourceFiles/ui/text/custom_emoji_instance.cpp
index 323c3c911..56b811a9a 100644
--- a/Telegram/SourceFiles/ui/text/custom_emoji_instance.cpp
+++ b/Telegram/SourceFiles/ui/text/custom_emoji_instance.cpp
@@ -43,7 +43,10 @@ void Preview::paint(QPainter &p, int x, int y, const QColor &preview) {
 	if (const auto path = std::get_if<ScaledPath>(&_data)) {
 		paintPath(p, x, y, preview, *path);
 	} else if (const auto image = std::get_if<QImage>(&_data)) {
-		p.drawImage(x, y, *image);
+		const auto factor = style::DevicePixelRatio();
+		const auto width = image->width() / factor;
+		const auto height = image->height() / factor;
+		p.drawImage(QRect(x, y, width, height), *image);
 	}
 }