From 569f40de9bf31d67a1c7f733146d2ab7ae7d6326 Mon Sep 17 00:00:00 2001
From: Louis des Landes <louis.deslandes@fleet.space>
Date: Thu, 9 Jan 2020 16:59:45 +1030
Subject: [PATCH] Keep aspect ratio when scaling tray icons.

---
 src/modules/sni/item.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/modules/sni/item.cpp b/src/modules/sni/item.cpp
index bcc66e22..b298e442 100644
--- a/src/modules/sni/item.cpp
+++ b/src/modules/sni/item.cpp
@@ -265,7 +265,11 @@ void Item::updateImage() {
         if (pixbuf->gobj() != nullptr) {
           // An icon specified by path and filename may be the wrong size for
           // the tray
-          pixbuf = pixbuf->scale_simple(icon_size, icon_size, Gdk::InterpType::INTERP_BILINEAR);
+          // Keep the aspect ratio and scale to make the height equal to icon_size
+          // If people have non square icons, assume they want it to grow in width not height
+          int width = icon_size * pixbuf->get_width() / pixbuf->get_height();
+
+          pixbuf = pixbuf->scale_simple(width, icon_size, Gdk::InterpType::INTERP_BILINEAR);
           image.set(pixbuf);
         }
       } else {