update config

settings/plot-settings.el

@@ -8,7 +8,20 @@
 ;; plantuml-mode https://melpa.org/#/plantuml-mode https://github.com/skuro/plantuml-mode
 ;;   dash
 
+;; https://orgmode.org/worg//org-contrib/babel/languages/ob-doc-dot.html
+
 ;;; Code:
+(use-package graphviz-dot-mode
+  :commands graphviz-dot-mode
+  :mode ("\\.gv\\'" "\\.dot\\'")
+  :init
+  (with-eval-after-load 'org-src
+    (add-to-list 'org-src-lang-modes '("dot" . graphviz-dot)))
+  :config
+  (setq graphviz-dot-indent-width 2)
+  (setq graphviz-dot-preview-extension "svg")
+  (setq graphviz-dot-view-command "open %s"))
+
 (use-package gnuplot
   :commands gnuplot-mode
   :mode "\\.gp\\'")
@@ -18,13 +31,14 @@
   :commands gnuplot-context-sensitive-mode)
 
 (use-package plantuml-mode
-  :commands (plantuml-mode org-mode)
+  :commands (plantuml-mode)
+  :init
+  (with-eval-after-load 'org-src
+    (add-to-list 'org-src-lang-modes '("plantuml" . plantuml)))
   :config
   ;; arch linux aur package path
   (setq plantuml-jar-path "/usr/share/java/plantuml/plantuml.jar")
-  (setq org-plantuml-jar-path "/usr/share/java/plantuml/plantuml.jar")
-  (with-eval-after-load 'org-src
-    (setq org-src-lang-modes (add-to-list 'org-src-lang-modes '("plantuml" . plantuml)))))
+  (setq org-plantuml-jar-path "/usr/share/java/plantuml/plantuml.jar"))
 
 (provide 'plot-settings)
 ;;; plot-settings.el ends here