From c8bfe56bd627e1945815631ce5c2ac27333fa246 Mon Sep 17 00:00:00 2001
From: Johannes Ranke <jranke@uni-bremen.de>
Date: Mon, 15 Jul 2019 14:45:52 +0200
Subject: Add chent$emf() function based on devEMF

---
 ChangeLog   |  6 ++++++
 DESCRIPTION |  7 ++++---
 R/chent.R   | 15 +++++++++++++++
 3 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index b8c0898..2c43ec8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+commit 1cc812d69311a1b3f846d0fb160a68a26fe11d65
+Author: Johannes Ranke <jranke@uni-bremen.de>
+Date:   2019-03-20 15:58:34 +0100
+
+    Use shQuote for filename creation in chent$pdf()
+
 commit fe9c6bf06cb89ced0f61015bb24a88990a2c8fe8
 Author: Johannes Ranke <jranke@uni-bremen.de>
 Date:   2019-02-21 16:00:30 +0100
diff --git a/DESCRIPTION b/DESCRIPTION
index 123c12f..a94f482 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,8 +1,8 @@
 Package: chents
 Type: Package
 Title: Chemical Entities as R Objects
-Version: 0.2-7
-Date: 2019-03-20
+Version: 0.2-8
+Date: 2019-07-13
 Authors@R: c(person("Johannes", "Ranke", role = c("aut", "cre", "cph"),
                     email = "jranke@uni-bremen.de"))
 Description: Utilities for dealing with chemical entities and associated
@@ -21,7 +21,8 @@ Suggests:
     knitr,
     testthat,
     PythonInR,
-    covr
+    covr,
+    devEMF
 License: GPL
 LazyLoad: yes
 LazyData: yes
diff --git a/R/chent.R b/R/chent.R
index ae23aeb..f3626de 100644
--- a/R/chent.R
+++ b/R/chent.R
@@ -403,6 +403,21 @@ chent <- R6Class("chent",
       png(path, antialias = antialias)
       plot(self)
       dev.off()
+    },
+    emf = function(file = paste0(self$identifier, ".emf"), dir = "structures/emf") {
+      if (!requireNamespace("devEMF")) {
+        stop("You need to have the devEMF package installed for this function")
+      }
+      if (!dir.exists(dir)) {
+        message("Directory '", dir, "' does not exist")
+        message("Trying to create directory '", dir, "'")
+        dir.create(dir, recursive = TRUE)
+      }
+      path = file.path(dir, file)
+      message("Creating file '", path, "'")
+      devEMF::emf(path)
+      plot(self)
+      dev.off()
     }
   )
 )
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