get rid of the preview() function; print() is enough

yihui · yihui · commit 8b4739953e81 · 2026-03-31T10:57:09.000-05:00
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: gglite
 Title: Lightweight Data Visualization via the Grammar of Graphics
-Version: 0.0.3
+Version: 0.0.4
 Authors@R: person("Yihui", "Xie", role = c("aut", "cre"), email = "xie@yihui.name",
     comment = c(ORCID = "0000-0003-0645-5666"))
 Description: A lightweight R interface to the AntV G2 JavaScript visualization
diff --git a/NAMESPACE b/NAMESPACE
@@ -57,7 +57,6 @@ export(mark_treemap)
 export(mark_vector)
 export(mark_word_cloud)
 export(padding_of)
-export(preview)
 export(renderG2)
 export(scale_of)
 export(scrollbar_of)
diff --git a/R/render.R b/R/render.R
@@ -136,10 +136,10 @@ cdn_scripts = function() {
 #'
 #' @param chart A `g2` object.
 #' @param ... Additional arguments passed to [chart_html()].
-#' @return The path to the temporary HTML file (invisibly).
+#' @return The chart object (invisibly).
 #' @export
-preview = function(chart, ...) {
-  body = chart_html(chart, ...)
+print.g2 = function(x, ...) {
+  body = chart_html(x, ...)
   html = c(
     '<!DOCTYPE html>', '<html>', '<head>',
     '<meta charset="utf-8">',
@@ -149,12 +149,7 @@ preview = function(chart, ...) {
     '</body>', '</html>'
   )
   xfun::html_view(html)
-  invisible(chart)
-}
-
-#' @export
-print.g2 = function(x, ...) {
-  preview(x, ...)
+  invisible(x)
 }
 
 #' Custom Printing in Knitr
diff --git a/man/print.g2.Rd b/man/print.g2.Rd
