Ihor Radchenko <yanta...@posteo.net> writes: > "Christopher M. Miles" <numbch...@gmail.com> writes: > >>> This is not a toggle. This is unconditional refresh. >>> >> Yes, indeed it's a unconditional refresh. It does not match the meaning of >> word "toggle". >> >> Seems need to detect whether has image overlays in region. I added this >> detection in new patch. Like bellowing: >> >> #+begin_src emacs-lisp >> ... >> ((use-region-p) >> (if (seq-contains-p >> (mapcar >> (lambda (ov) >> (plist-get (overlay-properties ov) 'org-image-overlay)) >> (overlays-in beg end)) >> t) > > You can just use `org--inline-image-overlays'. >
Aha, I forget this API function, I applied in new patch. >>> And there is no clean way to allow INCLUDE-LINKED while keeping >>> consistency with latex preview commands. >> >> About the INCLUDE-LINKED argument, I don't know how to process it. In >> theory, it should be handled by function org-display-inline-images >> instead of org-toggle-inline-images. If you have improvements on it, can >> you add code on my patch? > > The problem here is backwards compatibility. `org-toggle-inline-images' > is bound to C-c C-x C-v and people may be used to C-u C-c C-x C-v > displaying linked images like > > [[https://orgmode.org/resources/img/org-mode-unicorn.svg][description]] > > I will need to think more how to approach this. > Indeed. >>> What we might do here is making a new defcustom that will control >>> whether linked images should be displayed. Then, something like C-1 >>> org-toggle-inline-images could toggle that defcustom and refresh all the >>> image previews in buffer (if any). >>> >>> WDYT? >> >> Refreshing all image previews in buffer is same as old behavior. > > Sure. But the idea of this specific C-1 prefix argument is to toggle the > hypothetical defcustom `org-inline-images-include-linked'. If we flip it > we may need to remove/add linked image previews or otherwise risk users > being confused by the defcustom not taking effect. I checked source code, don't know where to insert this functionality. Is it be in `org-display-inline-images` or somewhere else? I will find time to checking code whether can add this in another patch. If you have plan for this, let me know. I think current patch is ready for merging now. WDYT?
From 2f68f0172dc5e452c05a9d254eab8ae797bcd15b Mon Sep 17 00:00:00 2001
From: stardiviner <numbch...@gmail.com>
Date: Mon, 22 May 2023 16:25:33 +0800
Subject: [PATCH] org: Improve inline images displaying like LaTeX previewing
* lisp/org.el (org-toggle-inline-images): Implement LaTeX previewing
same logic in inline images toggle displaying.
---
lisp/org.el | 89 ++++++++++++++++++++++++++++++++++++++++++++---------
1 file changed, 74 insertions(+), 15 deletions(-)
diff --git a/lisp/org.el b/lisp/org.el
index e72cf056a..04f713d26 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -16160,22 +16160,81 @@ SNIPPETS-P indicates if this is run to create snippet images for HTML."
(when (memq ov org-inline-image-overlays)
(push ov result)))))
-(defun org-toggle-inline-images (&optional include-linked beg end)
- "Toggle the display of inline images.
-INCLUDE-LINKED is passed to `org-display-inline-images'."
+(defun org-toggle-inline-images (&optional arg include-linked beg end)
+ "Toggle the display of inline images at point.
+INCLUDE-LINKED is passed to `org-display-inline-images'.
+
+If cursor is on an inline image link, display the inline image.
+If there is none, remove it otherwise.
+If there is no inline image link at point, display all inline images in the current section.
+With an active region, display inline images in the region.
+
+With a `\\[universal-argument]' prefix argument ARG, clear inline
+images in the current section.
+
+With a `\\[universal-argument] \\[universal-argument]' prefix
+ argument ARG, display all inline images in the buffer.
+
+With a `\\[universal-argument] \\[universal-argument] \
+\\[universal-argument]' prefix argument ARG, clear all inline
+images in the buffer."
(interactive "P")
- (if (org--inline-image-overlays beg end)
- (progn
- (org-remove-inline-images beg end)
- (when (called-interactively-p 'interactive)
- (message "Inline image display turned off")))
- (org-display-inline-images include-linked nil beg end)
- (when (called-interactively-p 'interactive)
- (let ((new (org--inline-image-overlays beg end)))
- (message (if new
- (format "%d images displayed inline"
- (length new))
- "No images to display inline"))))))
+ (cond
+ ((not (display-graphic-p)) nil)
+ ;; Clear whole buffer inline images.
+ ((equal arg '(64))
+ (org-remove-inline-images (point-min) (point-max))
+ (message "Inline images preview disabled in buffer."))
+ ;; Display whole buffer inline images.
+ ((equal arg '(16))
+ (message "Displaying all inline images in buffer...")
+ (org-display-inline-images include-linked nil (point-min) (point-max))
+ (message "Displaying all inline images in buffer... done."))
+ ;; Clear current section.
+ ((equal arg '(4))
+ (let* ((beg (if (use-region-p)
+ (region-beginning)
+ (if (org-before-first-heading-p) (point-min)
+ (save-excursion
+ (org-with-limited-levels (org-back-to-heading t) (point))))))
+ (end (if (use-region-p)
+ (region-end)
+ (org-with-limited-levels (org-entry-end-position))))
+ (inline-images (org--inline-image-overlays beg end)))
+ (org-remove-inline-images beg end)
+ (message "%d inline images display removed." (length inline-images))))
+ ;; Display region selected inline images.
+ ((use-region-p)
+ (let ((beg (region-beginning))
+ (end (region-end)))
+ (if (org--inline-image-overlays beg end)
+ (progn
+ (org-remove-inline-images beg end)
+ (message "Inline images in region removed."))
+ (message "Displaying inline images in region...")
+ (org-display-inline-images include-linked t beg end)
+ (message "Displaying inline images in region... done."))))
+ ;; Toggle display of inline image link at point.
+ ((let ((context (org-element-context)))
+ (and (memq (org-element-type context) '(link))
+ (let ((beg (org-element-property :begin context))
+ (end (org-element-property :end context)))
+ (if (org--inline-image-overlays beg end)
+ (progn
+ (org-remove-inline-images beg end)
+ (message "Display inline image at point removed."))
+ (org-display-inline-images include-linked t beg end)
+ (message "Displaying inline image at point ... done."))
+ t))))
+ ;; Display inline images under current section.
+ (t
+ (let ((beg (if (org-before-first-heading-p) (point-min)
+ (save-excursion
+ (org-with-limited-levels (org-back-to-heading t) (point)))))
+ (end (org-with-limited-levels (org-entry-end-position))))
+ (message "Displaying inline images in section...")
+ (org-display-inline-images include-linked t beg end)
+ (message "Displaying inline images in section... done.")))))
(defun org-redisplay-inline-images ()
"Assure display of inline images and refresh them."
--
2.39.2 (Apple Git-143)
-- [ stardiviner ] I try to make every word tell the meaning that I want to express without misunderstanding. Blog: https://stardiviner.github.io/ IRC(libera.chat, freenode): stardiviner, Matrix: stardiviner GPG: F09F650D7D674819892591401B5DF1C95AE89AC3
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