Use utxt as default output type if can't display images

for example, if it is in terminal node (-nw)
2015-09-26 12:42:34 +02:00 · 2015-09-26 12:42:34 +02:00 · e886aff9c5
parent 13fc1b1cbe
commit e886aff9c5
1 changed files with 5 additions and 3 deletions
--- a/puml-mode.el
+++ b/puml-mode.el
@ -124,9 +124,11 @@
 (defconst puml-preview-buffer "*PUML Preview*")

 (defvar puml-output-type
-  (cond ((image-type-available-p 'svg) "svg")
-        ((image-type-available-p 'png) "png")
-        (t "utxt"))
+  (if (not (display-images-p))
+      "utxt"
+    (cond ((image-type-available-p 'svg) "svg")
+	  ((image-type-available-p 'png) "png")
+	  (t "utxt")))
  "Specify the desired output type to use for generated diagrams.")

 (defun puml-read-output-type ()