diff options
Diffstat (limited to 'src/cairo-surface-private.h')
| -rw-r--r-- | src/cairo-surface-private.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/cairo-surface-private.h b/src/cairo-surface-private.h index b07f7806..c25b6dc8 100644 --- a/src/cairo-surface-private.h +++ b/src/cairo-surface-private.h @@ -43,6 +43,8 @@ #include "cairo-types-private.h" #include "cairo-reference-count-private.h" +typedef void (*cairo_surface_func_t) (cairo_surface_t *); + struct _cairo_surface { const cairo_surface_backend_t *backend; @@ -94,7 +96,10 @@ struct _cairo_surface { unsigned int current_clip_serial; /* A "snapshot" surface is immutable. See _cairo_surface_snapshot. */ - cairo_bool_t is_snapshot; + cairo_surface_t *snapshot_of; + cairo_surface_func_t snapshot_detach; + /* current snapshots of this surface */ + cairo_array_t snapshots; /* * Surface font options, falling back to backend's default options, |