1 files changed, 4 insertions, 0 deletions
diff --git a/src/internal.h b/src/internal.h
index e4296c8..3a2663b 100644
--- a/src/internal.h
+++ b/src/internal.h
@@ -18,6 +18,10 @@
 
 PUGL_BEGIN_DECLS
 
+/// Return true if `x`,`y` is a valid position
+bool
+puglIsValidPosition(int x, int y);
+
 /// Return true if `size` is a valid view size
 bool
 puglIsValidArea(PuglArea size);