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wayland: Add global to surface coordinate helper

Browse Source 
https://bugzilla.gnome.org/show_bug.cgi?id=744104
This commit is contained in:
Jonas Ådahl
2015-06-17 10:16:02 +08:00
parent 5b0eabec51
commit bc8ec2d90d
3 changed files with 24 additions and 4 deletions
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15
src/wayland/meta-wayland-surface.c
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@@ -2417,6 +2417,21 @@ meta_wayland_surface_get_toplevel_window (MetaWaylandSurface *surface)
return NULL;
}
void
meta_wayland_surface_get_relative_coordinates (MetaWaylandSurface *surface,
float abs_x,
float abs_y,
float *sx,
float *sy)
{
ClutterActor *actor =
CLUTTER_ACTOR (meta_surface_actor_get_texture (surface->surface_actor));
clutter_actor_transform_stage_point (actor, abs_x, abs_y, sx, sy);
*sx /= surface->scale;
*sy /= surface->scale;
}
static void
meta_wayland_surface_init (MetaWaylandSurface *surface)
{