2 files changed, 6 insertions, 2 deletions
diff --git a/libdocument/ev-document-misc.c b/libdocument/ev-document-misc.c
index d4f16482..fc47a9ee 100644
--- a/libdocument/ev-document-misc.c
+++ b/libdocument/ev-document-misc.c
@@ -372,7 +372,7 @@ ev_document_misc_invert_pixbuf (GdkPixbuf *pixbuf)
 }
 
 gdouble
-ev_document_misc_get_screen_dpi (GdkScreen *screen)
+ev_document_misc_get_screen_dpi (GdkScreen *screen, gint monitor)
 {
 gdouble dp, di;
 
@@ -382,6 +382,10 @@ ev_document_misc_get_screen_dpi (GdkScreen *screen)
 /*diagonal in inches*/
 di = hypot (gdk_screen_get_width_mm(screen), gdk_screen_get_height_mm (screen)) / 25.4;
 
+#ifdef HAVE_HIDPI_SUPPORT
+ di /= gdk_screen_get_monitor_scale_factor(screen, monitor);
+#endif
+
 return (dp / di);
 }
 
diff --git a/libdocument/ev-document-misc.h b/libdocument/ev-document-misc.h
index 98c791ca..e6480ed0 100644
--- a/libdocument/ev-document-misc.h
+++ b/libdocument/ev-document-misc.h
@@ -58,7 +58,7 @@ cairo_surface_t *ev_document_misc_surface_rotate_and_scale (cairo_surface_t *sur
 void ev_document_misc_invert_surface (cairo_surface_t *surface);
 void ev_document_misc_invert_pixbuf (GdkPixbuf *pixbuf);
 
-gdouble ev_document_misc_get_screen_dpi (GdkScreen *screen);
+gdouble ev_document_misc_get_screen_dpi (GdkScreen *screen, gint monitor);
 
 gchar *ev_document_misc_format_date (GTime utime);