fix layout theme since NULL cannot be added to another theme

Yunuuuu · Jan 9, 2025 · f5b60fa · f5b60fa
1 parent b7e5b5d
commit f5b60fa
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/R/layout-chain-operator.R b/R/layout-chain-operator.R
@@ -133,6 +133,6 @@ chain_layout_and_add.theme <- function(object, layout, object_name) {
     ans <- NextMethod()
     # to align with `patchwork`, we also modify the layout theme
     # when using `&` to add the theme object.
-    ans@theme <- ans@theme + object
+    ans@theme <- ggfun("add_theme")(ans@theme, object)
     ans
 }
diff --git a/R/layout-quad-operator.R b/R/layout-quad-operator.R
@@ -88,6 +88,6 @@ quad_layout_and_add.theme <- function(object, quad, object_name) {
     ans <- NextMethod()
     # to align with `patchwork`, we also modify the layout theme
     # when using `&` to add the theme object.
-    ans@theme <- ans@theme + object
+    ans@theme <- ggfun("add_theme")(ans@theme, object)
     ans
 }