Re: org-plot histogram bug when the x-axis labels could be interpreted as numbers

["Eric Schulte" <schulte.eric@gmail.com>]

Charles Sebold <csebold@gmail.com> writes:

> On 14 Jan 2009, William Henney wrote:
>
>> From glancing through org-plot.el, it seems as though the problem is
>> that the text-ind parameter is false when all the values in the
>> "independent variable" column are legal numbers. However, my lisp
>> skills are not up to fixing this.
>
> This may fix that problem, but I don't know that it doesn't produce a
> nest of bigger ones.  Eric should look at this first.  This seems to me
> to be useful enough when producing histograms.
>

Hi,

I believe that forcing text-ind to be true when the plot type is 'hist'
is a safe enough maneuver (especially plotting with hist seems to fail
if text-ind is not true).

I would recommend this patch.  It's the same idea as Charles' only
implemented in a different place.

Thanks -- Eric

diff --git a/lisp/org-plot.el b/lisp/org-plot.el
index 7efd84a..1792d50 100644
--- a/lisp/org-plot.el
+++ b/lisp/org-plot.el
@@ -316,12 +316,13 @@ line directly before or after the table."
 			   (mapcar (lambda (row) (nth ind row)) table)))) 0)
 	      (plist-put params :timeind t)
 	    ;; check for text ind column
-	    (if (> (length
-		    (delq 0 (mapcar
-			     (lambda (el)
-			       (if (string-match org-table-number-regexp el)
-				   0 1))
-			     (mapcar (lambda (row) (nth ind row)) table)))) 0)
+	    (if (or (string= (plist-get params :with) "hist")
+		    (> (length
+			(delq 0 (mapcar
+				 (lambda (el)
+				   (if (string-match org-table-number-regexp el)
+				       0 1))
+				 (mapcar (lambda (row) (nth ind row)) table)))) 0))
 		(plist-put params :textind t)))))
       ;; write script
       (with-temp-buffer