From 42c7798ccd4d488a4a927af62f1b8b4e404e9dd4 Mon Sep 17 00:00:00 2001
From: Victor Kareh <vkareh@redhat.com>
Date: Tue, 6 Aug 2019 09:59:59 -0400
Subject: [PATCH 1/5] Expose window scaling factor

---
 libwnck/private.h |  2 ++
 libwnck/util.c    | 21 +++++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/libwnck/private.h b/libwnck/private.h
index f1a4af2..199d2b4 100644
--- a/libwnck/private.h
+++ b/libwnck/private.h
@@ -43,6 +43,8 @@ WnckHandle *_wnck_get_handle (void);
 
 WnckClientType _wnck_get_client_type (void);
 
+int _wnck_get_window_scaling_factor (void);
+
 gsize _wnck_get_default_icon_size (void);
 gsize _wnck_get_default_mini_icon_size (void);
 
diff --git a/libwnck/util.c b/libwnck/util.c
index b3d8750..d51ee05 100644
--- a/libwnck/util.c
+++ b/libwnck/util.c
@@ -680,6 +680,27 @@ _wnck_get_client_type (void)
   return _wnck_handle_get_client_type (_wnck_get_handle ());
 }
 
+/**
+ * _wnck_get_window_scaling_factor:
+ *
+ * Retrieves the internal scale factor that maps from window coordinates to the
+ * actual device pixels. On traditional systems this is 1, on high density
+ * outputs, it can be a higher value (typically 2).
+ */
+int
+_wnck_get_window_scaling_factor (void)
+{
+  GdkScreen *screen;
+  GValue value = G_VALUE_INIT;
+
+  g_value_init (&value, G_TYPE_INT);
+
+  screen = gdk_screen_get_default ();
+  if (gdk_screen_get_setting (screen, "gdk-window-scaling-factor", &value))
+    return g_value_get_int (&value);
+  return 1;
+}
+
 static gsize default_icon_size = WNCK_DEFAULT_ICON_SIZE;
 
 /**
-- 
2.31.1