diff --git a/src/ui/frames.c b/src/ui/frames.c index 129a9e59b..ef7e7df26 100644 --- a/src/ui/frames.c +++ b/src/ui/frames.c @@ -1330,7 +1330,9 @@ meta_ui_frame_get_mask (MetaUIFrame *frame, MetaFrameBorders borders; MetaFrameFlags flags; MetaRectangle frame_rect; - int scale = meta_theme_get_window_scaling_factor (); + cairo_surface_t *surface; + double xscale, yscale; + int scale; meta_window_get_frame_rect (frame->meta_window, &frame_rect); @@ -1340,7 +1342,11 @@ meta_ui_frame_get_mask (MetaUIFrame *frame, meta_ui_frame_get_borders (frame, &borders); /* See comment in meta_frame_layout_draw_with_style() for details on HiDPI handling */ - cairo_scale (cr, scale, scale); + scale = meta_theme_get_window_scaling_factor (); + surface = cairo_get_target (cr); + cairo_surface_get_device_scale (surface, &xscale, &yscale); + cairo_surface_set_device_scale (surface, scale, scale); + gtk_render_background (frame->style_info->styles[META_STYLE_ELEMENT_FRAME], cr, borders.invisible.left / scale, borders.invisible.top / scale, @@ -1349,6 +1355,8 @@ meta_ui_frame_get_mask (MetaUIFrame *frame, borders.invisible.left / scale, borders.invisible.top / scale, frame_rect.width / scale, borders.total.top / scale); + + cairo_surface_set_device_scale (surface, xscale, yscale); } /* XXX -- this is disgusting. Find a better approach here. diff --git a/src/ui/theme.c b/src/ui/theme.c index b909d9b6a..c0bb9b66a 100644 --- a/src/ui/theme.c +++ b/src/ui/theme.c @@ -736,7 +736,9 @@ meta_frame_layout_draw_with_style (MetaFrameLayout *layout, GdkRectangle titlebar_rect; GdkRectangle button_rect; const MetaFrameBorders *borders; - int scale = meta_theme_get_window_scaling_factor (); + cairo_surface_t *frame_surface; + double xscale, yscale; + int scale; /* We opt out of GTK+/Clutter's HiDPI handling, so we have to do the scaling * ourselves; the nitty-gritty is a bit confusing, so here is an overview: @@ -748,8 +750,14 @@ meta_frame_layout_draw_with_style (MetaFrameLayout *layout, * - for drawing, we scale the canvas to have GTK+ render elements (borders, * radii, ...) at the correct scale - as a result, we have to "unscale" * the geometry again to not apply the scaling twice + * - As per commit e36b629c GTK expects the device scale to be set and match + * the final scaling or the surface caching won't take this in account + * breaking -gtk-scaled items. */ - cairo_scale (cr, scale, scale); + scale = meta_theme_get_window_scaling_factor (); + frame_surface = cairo_get_target (cr); + cairo_surface_get_device_scale (frame_surface, &xscale, &yscale); + cairo_surface_set_device_scale (frame_surface, scale, scale); borders = &fgeom->borders; @@ -905,6 +913,8 @@ meta_frame_layout_draw_with_style (MetaFrameLayout *layout, gtk_style_context_remove_class (style, button_class); gtk_style_context_set_state (style, state); } + + cairo_surface_set_device_scale (frame_surface, xscale, yscale); } /**