Function: shr-zoom-image

shr-zoom-image is an interactive and byte-compiled function defined in shr.el.gz.

Signature

(shr-zoom-image)

Documentation

Toggle the image size.

The size will be rotated between the default size, the original size, and full-buffer size.

Key Bindings

Source Code

;; Defined in /usr/src/emacs/lisp/net/shr.el.gz
(defun shr-zoom-image ()
  "Toggle the image size.
The size will be rotated between the default size, the original
size, and full-buffer size."
  (interactive)
  (let ((url (get-text-property (point) 'image-url))
	(size (get-text-property (point) 'image-size))
	(buffer-read-only nil))
    (if (not url)
	(message "No image under point")
      ;; Delete the old picture.
      (while (get-text-property (point) 'image-url)
	(forward-char -1))
      (forward-char 1)
      (let ((start (point)))
	(while (get-text-property (point) 'image-url)
	  (forward-char 1))
	(forward-char -1)
	(put-text-property start (point) 'display nil)
	(when (> (- (point) start) 2)
	  (delete-region start (1- (point)))))
      (message "Inserting %s..." url)
      (url-retrieve url #'shr-image-fetched
		    (list (current-buffer) (1- (point)) (point-marker)
			  (list (cons 'size
				      (cond ((or (eq size 'default)
						 (null size))
					     'original)
					    ((eq size 'original)
					     'full)
					    ((eq size 'full)
					     'default)))))
		    t))))