(let ((map (make-sparse-keymap)))
(define-key map "a" 'shr-show-alt-text)
(define-key map "i" 'shr-browse-image)
+ (define-key map "z" 'shr-zoom-image)
(define-key map "I" 'shr-insert-image)
(define-key map "u" 'shr-copy-url)
(define-key map "v" 'shr-browse-url)
(list (current-buffer) (1- (point)) (point-marker))
t t))))
+(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))))
+
;;; Utility functions.
(defun shr-transform-dom (dom)
(expand-file-name (file-name-nondirectory url)
directory)))))
-(defun shr-image-fetched (status buffer start end)
+(defun shr-image-fetched (status buffer start end &optional flags)
(let ((image-buffer (current-buffer)))
(when (and (buffer-name buffer)
(not (plist-get status :error)))
(with-current-buffer buffer
(save-excursion
(let ((alt (buffer-substring start end))
+ (properties (text-properties-at start))
(inhibit-read-only t))
(delete-region start end)
(goto-char start)
- (funcall shr-put-image-function data alt)))))))
+ (funcall shr-put-image-function data alt flags)
+ (while properties
+ (let ((type (pop properties))
+ (value (pop properties)))
+ (unless (memq type '(display image-size))
+ (put-text-property start (point) type value))))))))))
(kill-buffer image-buffer)))
-(defun shr-put-image (data alt)
+(defun shr-put-image (data alt &optional flags)
"Put image DATA with a string ALT. Return image."
(if (display-graphic-p)
- (let ((image (ignore-errors
- (shr-rescale-image data))))
+ (let* ((size (cdr (assq 'size flags)))
+ (start (point))
+ (image (cond
+ ((eq size 'original)
+ (create-image data nil t :ascent 100))
+ ((eq size 'full)
+ (ignore-errors
+ (shr-rescale-image data t)))
+ (t
+ (ignore-errors
+ (shr-rescale-image data))))))
(when image
;; When inserting big-ish pictures, put them at the
;; beginning of the line.
(when (and (> (current-column) 0)
(> (car (image-size image t)) 400))
(insert "\n"))
- (insert-image image (or alt "*"))
+ (if (eq size 'original)
+ (let ((overlays (overlays-at (point))))
+ (insert-sliced-image image (or alt "*") nil 20 1)
+ (dolist (overlay overlays)
+ (overlay-put overlay 'face 'default)))
+ (insert-image image (or alt "*")))
+ (put-text-property start (point) 'image-size size)
(when (image-animated-p image)
(image-animate image nil 60)))
image)
(insert alt)))
+<<<<<<< HEAD
+(defun shr-rescale-image (data &optional force)
+ "Rescale DATA, if too big, to fit the current buffer.
+If FORCE, rescale the image anyway."
+=======
(defun shr-rescale-image (data)
+>>>>>>> origin/no-gnus
(let ((image (create-image data nil t :ascent 100)))
(if (or (not (fboundp 'imagemagick-types))
(not (get-buffer-window (current-buffer))))
(window-height (truncate (* shr-max-image-proportion
(- (nth 3 edges) (nth 1 edges)))))
scaled-image)
- (when (> height window-height)
+ (when (or force
+ (> height window-height))
(setq image (or (create-image data 'imagemagick t
:height window-height
:ascent 100)