Add cairo_xlib_surface_set_drawable which changes the target drawable for an xlib cairo_t to another which shares the same format, screen and display.

reviewed by: otaylor, cworth

1 files changed, 6 insertions, 0 deletions

diff --git a/src/cairo-xlib.h b/src/cairo-xlib.h
index dbe0e15fb..5cdf1378b 100644
--- a/src/cairo-xlib.h
+++ b/src/cairo-xlib.h
@@ -64,6 +64,12 @@ cairo_xlib_surface_set_size (cairo_surface_t *surface,
 			     int              width,
 			     int              height);
 
+void
+cairo_xlib_surface_set_drawable (cairo_surface_t *surface,
+				 Drawable	  drawable,
+				 int              width,
+				 int              height);
+
 CAIRO_END_DECLS
 
 #else  /* CAIRO_HAS_XLIB_SURFACE */