better test for glyph

r-lib · Jan 16, 2025 · d265662 · d265662
1 parent 03b7c8c
commit d265662
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/R/font_outline.R b/R/font_outline.R
@@ -126,7 +126,7 @@ glyph_raster <- function(glyph, path, index = 0, size = 12, res = 300, col = "bl
 #' grid::grid.draw(grob)
 #'
 glyph_raster_grob <- function(glyph, x, y, ..., default.units = "bigpts") {
-  if (is.null(glyph)) return(grid::nullGrob())
+  if (length(glyph) == 0) return(grid::nullGrob())
   if (!grid::is.unit(x)) x <- grid::unit(x, default.units)
   if (!grid::is.unit(y)) y <- grid::unit(y, default.units)
   size <- attr(glyph, "size")