From 310e502630f517f2945819d29f6ce9a0f4c53859 Mon Sep 17 00:00:00 2001
From: Jean-Olivier Irisson <irisson@normalesup.org>
Date: Tue, 17 Jun 2014 17:48:30 +0200
Subject: [PATCH 1/2] New theme_void(), completely empty

---
 NAMESPACE          |  1 +
 R/theme-defaults.r | 18 ++++++++++++++++++
 man/ggtheme.Rd     |  7 +++++++
 3 files changed, 26 insertions(+)

diff --git a/NAMESPACE b/NAMESPACE
index 9bdf0662a5..488256708d 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -401,6 +401,7 @@ export(theme_linedraw)
 export(theme_minimal)
 export(theme_set)
 export(theme_update)
+export(theme_void)
 export(update_geom_defaults)
 export(update_labels)
 export(update_stat_defaults)
diff --git a/R/theme-defaults.r b/R/theme-defaults.r
index bf4226b41d..226e957e7c 100644
--- a/R/theme-defaults.r
+++ b/R/theme-defaults.r
@@ -35,6 +35,9 @@
 #' \item{\code{theme_classic}}{
 #' A classic-looking theme, with x and y axis lines and no gridlines.}
 #'
+#' \item{\code{theme_void}}{
+#' A completely empty theme.}
+#'
 #' }
 #'
 #' @examples
@@ -48,6 +51,7 @@
 #' p + theme_light()
 #' p + theme_minimal()
 #' p + theme_classic()
+#' p + theme_void()
 #'
 #' @name ggtheme
 NULL
@@ -214,3 +218,17 @@ theme_dark <- function(base_size = 12, base_family = "") {
       strip.text.y      = element_text(colour = "white", angle = -90)
     )
 }
+
+#' @export
+#' @rdname ggtheme
+theme_void <- function(base_size = 12, base_family = "") {
+  theme(
+    # Use only inherited elements and make everything blank
+    line =               element_blank(),
+    rect =               element_blank(),
+    text =               element_blank(),
+    plot.margin =        unit(c(0, 0, 0, 0), "lines"),
+
+    complete = TRUE
+  )
+}
diff --git a/man/ggtheme.Rd b/man/ggtheme.Rd
index 177cac0bf2..cca7dcff89 100644
--- a/man/ggtheme.Rd
+++ b/man/ggtheme.Rd
@@ -10,6 +10,7 @@
 \alias{theme_light}
 \alias{theme_linedraw}
 \alias{theme_minimal}
+\alias{theme_void}
 \title{ggplot2 themes}
 \usage{
 theme_grey(base_size = 12, base_family = "")
@@ -27,6 +28,8 @@ theme_minimal(base_size = 12, base_family = "")
 theme_classic(base_size = 12, base_family = "")
 
 theme_dark(base_size = 12, base_family = "")
+
+theme_void(base_size = 12, base_family = "")
 }
 \arguments{
 \item{base_size}{base font size}
@@ -67,6 +70,9 @@ A minimalistic theme with no background annotations.}
 \item{\code{theme_classic}}{
 A classic-looking theme, with x and y axis lines and no gridlines.}
 
+\item{\code{theme_void}}{
+A completely empty theme.}
+
 }
 }
 \examples{
@@ -80,5 +86,6 @@ p + theme_linedraw()
 p + theme_light()
 p + theme_minimal()
 p + theme_classic()
+p + theme_void()
 }
 

From 5f0a1306b5d44c4541fc27f0dd7b57b92d89ddbb Mon Sep 17 00:00:00 2001
From: Jean-Olivier Irisson <irisson@normalesup.org>
Date: Tue, 17 Jun 2014 17:50:26 +0200
Subject: [PATCH 2/2] Add NEWS bit for theme_void()

---
 NEWS | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/NEWS b/NEWS
index 7a0a85ceea..a011a96cbf 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,6 @@
+* New `theme_void()`, which is completely empty. Useful for plots with non
+  standard coordinates or for producing numerical drawings with R. (@jiho, #976)
+
 * Create correct legend for continuous color even if there is only one color
   (@krlmlr, #943)