Re: [BUG/FR] org-plot: replot on resize [9.7-pre (N/A @ /home/viz/lib/emacs/straight/build/org/)]

[Visuwesh <visuweshm@gmail.com>]

[-- Attachment #1: Type: text/plain, Size: 843 bytes --]

[சனி ஜூன் 15, 2024] Ihor Radchenko wrote:

> Visuwesh <visuweshm@gmail.com> writes:
>
>>> So, you can set DATA to (list (or dump-func 'org-plot/gnuplot-to-data) table num-cols params)
>>
>> Done in the attached patch.
>
> Thanks!
>
>>        ;; Dump table to datafile
>> -      (let ((dump-func (plist-get type :data-dump)))
>> +      (let* ((dump-func (plist-get type :data-dump)))
>
> Why let*?

Oops, leftover change from a previous iteration of the patch.  Now
fixed.

>> +        (setq data-file (org-babel-temp-stable-file
>> +                         (list (or dump-func 'org-plot/gnuplot-to-data)
>> +                               table num-cols params)
>> +                         "org-plot"))
>
> Please add in-code comment explaining why we need `org-babel-temp-stable-file'.

Now done.


[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #2: 0001-org-plot-Make-data-file-stable-for-replot-on-resize.patch --]
[-- Type: text/x-diff, Size: 2399 bytes --]

From a922946b3965e117dc3bbbe5a4f3c67dcc832d68 Mon Sep 17 00:00:00 2001
From: Visuwesh <visuweshm@gmail.com>
Date: Sat, 15 Jun 2024 10:25:19 +0530
Subject: [PATCH] org-plot: Make data-file stable for replot-on-resize

* lisp/org-plot.el (org-plot/gnuplot): Use a stable data-file to make
replot-on-resize in GUI terminals work.

Reported-by: Visuwesh <visuweshm@gmail.com>
Link: https://orgmode.org/list/87mso7sl6g.fsf@gmail.com
---
 lisp/org-plot.el | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/lisp/org-plot.el b/lisp/org-plot.el
index 283d993..83483b2 100644
--- a/lisp/org-plot.el
+++ b/lisp/org-plot.el
@@ -662,8 +662,7 @@ (defun org-plot/gnuplot (&optional params)
                   (looking-at "[[:space:]]*#\\+"))
         (setf params (org-plot/collect-options params))))
     ;; collect table and table information
-    (let* ((data-file (make-temp-file "org-plot"))
-           (table (let ((tbl (save-excursion
+    (let* ((table (let ((tbl (save-excursion
                                (org-plot/goto-nearest-table)
                                (org-table-to-lisp))))
 		    (when (pcase (plist-get params :transpose)
@@ -681,12 +680,11 @@ (defun org-plot/gnuplot (&optional params)
 			       (nth 0 table))))
 	   (type (assoc (plist-get params :plot-type)
 			org-plot/preset-plot-types))
-           gnuplot-script)
+           gnuplot-script data-file)
 
       (unless type
 	(user-error "Org-plot type `%s' is undefined" (plist-get params :plot-type)))
 
-      (run-with-idle-timer 0.1 nil #'delete-file data-file)
       (when (eq (cadr table) 'hline)
 	(setf params
 	      (plist-put params :labels (car table))) ; headers to labels
@@ -697,6 +695,12 @@ (defun org-plot/gnuplot (&optional params)
 			(setf params (org-plot/collect-options params))))
       ;; Dump table to datafile
       (let ((dump-func (plist-get type :data-dump)))
+        ;; Use a stable temporary file to ensure that 'replot' upon
+        ;; resizing a GUI gnuplot terminal window works.
+        (setq data-file (org-babel-temp-stable-file
+                         (list (or dump-func 'org-plot/gnuplot-to-data)
+                               table num-cols params)
+                         "org-plot"))
         (if dump-func
 	    (funcall dump-func table data-file num-cols params)
 	  (org-plot/gnuplot-to-data table data-file params)))
-- 
2.43.0