- (let* ((image (ignore-errors
- (gnus-create-image data nil t)))
- (size (and image
- (if (featurep 'xemacs)
- (cons (glyph-width image) (glyph-height image))
- (image-size image t)))))
- (save-excursion
- (goto-char start)
- (let ((alt-text (or alt-text (buffer-substring-no-properties start end))))
- (if (and image
- ;; Kludge to avoid displaying 30x30 gif images, which
- ;; seems to be a signal of a broken image.
- (not (and (if (featurep 'xemacs)
- (glyphp image)
- (listp image))
- (eq (if (featurep 'xemacs)
- (let ((d (cdadar (specifier-spec-list
- (glyph-image image)))))
- (and (vectorp d)
- (aref d 0)))
- (plist-get (cdr image) :type))
- 'gif)
- (= (car size) 30)
- (= (cdr size) 30))))
- ;; Good image, add it!
- (let ((image (gnus-html-rescale-image image data size)))
- (delete-region start end)
- (gnus-put-image image alt-text 'external)
- (gnus-overlay-put (gnus-make-overlay start (point)) 'local-map
- gnus-html-displayed-image-map)
- (gnus-put-text-property start (point) 'gnus-alt-text alt-text)
- (when url
- (gnus-put-text-property start (point) 'gnus-image-url url))
- (gnus-add-image 'external image)
- t)
- ;; Bad image, try to show something else
- (delete-region start end)
- (when (fboundp 'find-image)
- (setq image (find-image '((:type xpm :file "lock-broken.xpm"))))
- (gnus-put-image image alt-text 'internal)
- (gnus-add-image 'internal image))
- nil))))))
-
-(defun gnus-html-rescale-image (image data size)
- (if (or (not (fboundp 'imagemagick-types))
- (not (get-buffer-window (current-buffer))))
- image
- (let* ((width (car size))
- (height (cdr size))
- (edges (window-pixel-edges (get-buffer-window (current-buffer))))
- (window-width (truncate (* gnus-max-image-proportion
- (- (nth 2 edges) (nth 0 edges)))))
- (window-height (truncate (* gnus-max-image-proportion
- (- (nth 3 edges) (nth 1 edges)))))
- scaled-image)
- (when (> height window-height)
- (setq image (or (create-image data 'imagemagick t
- :height window-height)
- image))
- (setq size (image-size image t)))
- (when (> (car size) window-width)
- (setq image (or
- (create-image data 'imagemagick t
- :width window-width)
- image)))
- image)))
+ (let* ((start (text-property-any (point-min) (point-max)
+ 'gnus-image-url url))
+ (end (when start
+ (next-single-property-change start 'gnus-image-url))))
+ ;; Image found?
+ (when start
+ (let* ((image
+ (ignore-errors
+ (gnus-create-image data nil t)))
+ (size (and image
+ (if (featurep 'xemacs)
+ (cons (glyph-width image) (glyph-height image))
+ (image-size image t)))))
+ (save-excursion
+ (goto-char start)
+ (let ((alt-text (or alt-text
+ (buffer-substring-no-properties start end))))
+ (if (and image
+ ;; Kludge to avoid displaying 30x30 gif images, which
+ ;; seems to be a signal of a broken image.
+ (not (and (if (featurep 'xemacs)
+ (glyphp image)
+ (listp image))
+ (eq (if (featurep 'xemacs)
+ (let ((d (cdadar
+ (specifier-spec-list
+ (glyph-image image)))))
+ (and (vectorp d)
+ (aref d 0)))
+ (plist-get (cdr image) :type))
+ 'gif)
+ (= (car size) 30)
+ (= (cdr size) 30))))
+ ;; Good image, add it!
+ (let ((image (gnus-rescale-image image (gnus-html-maximum-image-size))))
+ (delete-region start end)
+ (gnus-put-image image alt-text 'external)
+ (gnus-put-text-property start (point) 'help-echo alt-text)
+ (gnus-overlay-put
+ (gnus-make-overlay start (point)) 'local-map
+ gnus-html-displayed-image-map)
+ (gnus-put-text-property start (point)
+ 'gnus-alt-text alt-text)
+ (when url
+ (gnus-put-text-property start (point)
+ 'gnus-image-url url))
+ (gnus-add-image 'external image)
+ t)
+ ;; Bad image, try to show something else
+ (when (fboundp 'find-image)
+ (delete-region start end)
+ (setq image (find-image
+ '((:type xpm :file "lock-broken.xpm"))))
+ (gnus-put-image image alt-text 'internal)
+ (gnus-add-image 'internal image))
+ nil))))))))