From 7d90740fad35b91fa6960f672fe96bb18bd21f51 Mon Sep 17 00:00:00 2001
From: Marius Peter <marius.peter@tutanota.com>
Date: Sat, 14 Aug 2021 09:14:26 -0700
Subject: Ditaa and plantuml

---
 smart-documents.org | 48 +++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 37 insertions(+), 11 deletions(-)

diff --git a/smart-documents.org b/smart-documents.org
index f4d164e..a0101ac 100644
--- a/smart-documents.org
+++ b/smart-documents.org
@@ -789,26 +789,52 @@ Yeah, a Telegram client exists for Emacs.
     :defer t)
 #+END_SRC
 
-*** Drawing & diagrams
+*** Drawings
 
-#+BEGIN_SRC emacs-lisp :tangle yes
-  (use-package plantuml)
 
-#+END_SRC
 
 #+BEGIN_SRC ditaa :file ditaa.png
-   +-----------+	 +-----------------+
-   | c06F      |	 | c06F            |
-   | Create a  |	 | Open the source |
-   | source    |	 | block and       |
-   | block for |	 | start drawing!  |
-   | ditaa     |	 |                 |
-   +-----------+	 +-----------------+
+  +-----------+    +-----------------+
+  | c06F      |    | c06F            |
+  | Create a  |    | Open the source |
+  | source    |--->| block and       |
+  | block for |    | start drawing!  |
+  | ditaa     |    |                 |
+  +-----------+    +-----------------+
 #+END_SRC
 
 #+RESULTS:
 [[file:ditaa.png]]
 
+*** TODO Diagrams
+# Implement automatically downloading this kind of executable!
+
+#+BEGIN_SRC emacs-lisp :tangle yes
+  (setq org-plantuml-jar-path
+        (concat user-emacs-directory
+                "execs/plantuml.jar"))
+#+END_SRC
+
+#+BEGIN_SRC plantuml :file uml.png
+!theme plain
+package "Package 1" as pkg1 {
+node node1
+node node2
+}
+package "Package 2" as pkg2 {
+component "Component 1" as comp1
+component "Component 2" as comp2
+interface "Interface" as int
+}
+
+pkg1 .. pkg2
+
+comp1 --> int
+comp2 --> int
+#+END_SRC
+
+#+RESULTS:
+[[file:uml.png]]
 
 ** Coding languages
 
-- 
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