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debian/patches: Add 0001_scale_osd_on_hidpi_displays.patch. Scale OSD size correctly on HiDPI displays.

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This commit is contained in:
Martin Wimpress
2018-02-10 07:39:27 +00:00
parent 0015378923
commit c927bdfcf0
2 changed files with 94 additions and 0 deletions
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93
debian/patches/0001_scale_osd_on_hidpi_displays.patch vendored Normal file
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Author: Victor Kareh <vkareh@vkareh.net>
Description: Scale OSD size correctly on HiDPI displays
diff --git a/plugins/common/msd-osd-window.c b/plugins/common/msd-osd-window.c
index a3e76d0..e0f1ad7 100644
--- a/plugins/common/msd-osd-window.c
+++ b/plugins/common/msd-osd-window.c
@@ -53,6 +53,7 @@ struct MsdOsdWindowPrivate
guint hide_timeout_id;
guint fade_timeout_id;
double fade_out_alpha;
+ gint scale_factor;
};
enum {
@@ -422,13 +423,16 @@ msd_osd_window_is_composited (MsdOsdWindow *window)
* @window: a #MsdOsdWindow
*
* Return value: TRUE if the @window's idea of being composited matches whether
- * its current screen is actually composited.
+ * its current screen is actually composited, and whether the scale factor has
+ * not changed since last draw.
*/
gboolean
msd_osd_window_is_valid (MsdOsdWindow *window)
{
GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (window));
- return gdk_screen_is_composited (screen) == window->priv->is_composited;
+ gint scale_factor = gtk_widget_get_scale_factor (GTK_WIDGET (window));
+ return gdk_screen_is_composited (screen) == window->priv->is_composited
+ && scale_factor == window->priv->scale_factor;
}
static void
@@ -441,6 +445,7 @@ msd_osd_window_init (MsdOsdWindow *window)
screen = gtk_widget_get_screen (GTK_WIDGET (window));
window->priv->is_composited = gdk_screen_is_composited (screen);
+ window->priv->scale_factor = gtk_widget_get_scale_factor (GTK_WIDGET (window));
if (window->priv->is_composited) {
gdouble scalew, scaleh, scale;
@@ -453,8 +458,8 @@ msd_osd_window_init (MsdOsdWindow *window)
gtk_style_context_add_class (style, "window-frame");
/* assume 130x130 on a 640x480 display and scale from there */
- scalew = WidthOfScreen (gdk_x11_screen_get_xscreen (screen)) / 640.0;
- scaleh = HeightOfScreen (gdk_x11_screen_get_xscreen (screen)) / 480.0;
+ scalew = WidthOfScreen (gdk_x11_screen_get_xscreen (screen)) / (640.0 * window->priv->scale_factor);
+ scaleh = HeightOfScreen (gdk_x11_screen_get_xscreen (screen)) / (480.0 * window->priv->scale_factor);
scale = MIN (scalew, scaleh);
size = 130 * MAX (1, scale);
@@ -462,7 +467,7 @@ msd_osd_window_init (MsdOsdWindow *window)
window->priv->fade_out_alpha = 1.0;
} else {
- gtk_container_set_border_width (GTK_CONTAINER (window), 12);
+ gtk_container_set_border_width (GTK_CONTAINER (window), 12);
}
}
diff --git a/plugins/xsettings/msd-xsettings-manager.c b/plugins/xsettings/msd-xsettings-manager.c
index 6d9061b..a31b09a 100644
--- a/plugins/xsettings/msd-xsettings-manager.c
+++ b/plugins/xsettings/msd-xsettings-manager.c
@@ -542,7 +542,16 @@ scale_change_workarounds (MateXSettingsManager *manager, int new_scale)
wm_common_update_window();
gchar *wm = wm_common_get_current_window_manager ();
if (g_strcmp0 (wm, WM_COMMON_MARCO) == 0) {
- const gchar * const marco[] = {"marco", "--replace", NULL};
+ gchar * marco[4] = {"marco", "--replace", NULL, NULL};
+
+ GdkScreen *screen;
+ screen = gdk_screen_get_default ();
+
+ if (!gdk_screen_is_composited (screen)) {
+ marco[2] = malloc(strlen("--no-composite") + 1);
+ strcpy (marco[2], "--no-composite");
+ }
+
if (!g_spawn_async (NULL, marco, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, &error)) {
g_warning ("There was a problem restarting marco: %s", error->message);
g_clear_error (&error);
@@ -554,7 +563,7 @@ scale_change_workarounds (MateXSettingsManager *manager, int new_scale)
/* FIXME: The ideal scenario would be for mate-panel to respect window scaling and thus
* resize itself. Currently this is not happening, so msd restarts it when the window
* scaling factor changes so that it's visually correct. */
- const gchar * const mate_panel[] = {"killall", "mate-panel", NULL};
+ gchar * mate_panel[3] = {"killall", "mate-panel", NULL};
if (!g_spawn_async (NULL, mate_panel, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, &error)) {
g_warning ("There was a problem restarting mate-panel: %s", error->message);
g_clear_error (&error);

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0001_scale_osd_on_hidpi_displays.patch