;;; thumbs.el --- Thumbnails previewer for images files
-;;;
+
+;; Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+
;; Author: Jean-Philippe Theberge <jphiltheberge@videotron.ca>
-;;
-;; Thanks: Alex Schroeder <alex@gnu.org> for maintaining the package at some time
-;; The peoples at #emacs@freenode.net for numerous help
-;; RMS for emacs and the GNU project.
-;;
;; Keywords: Multimedia
-(defconst thumbs-version "2.0")
-
;; This file is part of GNU Emacs.
;; GNU Emacs is free software; you can redistribute it and/or modify
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+;;
+;; Thanks: Alex Schroeder <alex@gnu.org> for maintaining the package at some time
+;; The peoples at #emacs@freenode.net for numerous help
+;; RMS for emacs and the GNU project.
+;;
;;; Commentary:
;; This package create two new mode: thumbs-mode and
-;; thumbs-view-image-mode. It is used for images browsing and viewing
-;; from within emacs. Minimal image manipulation functions are also
+;; thumbs-view-image-mode. It is used for images browsing and viewing
+;; from within Emacs. Minimal image manipulation functions are also
;; available via external programs.
;;
;; The 'convert' program from 'ImageMagick'
;; for that image. C-h m will give you a list of available keybinding.
;;; History:
-;;
+;;
;;; Code:
(require 'dired)
-;; Abort if in-line imaging isn't supported (i.e. Emacs-20.7)
-
-(when (not (display-images-p))
- (error "Your Emacs version (%S) doesn't support in-line images,
-was not compiled with image support or is run in console mode.
-Upgrade to Emacs 21.1 or newer, compile it with image support
-or use a window-system"
- emacs-version))
-
;; CUSTOMIZATIONS
(defgroup thumbs nil
"Thumbnails previewer."
+ :version "22.1"
:group 'multimedia)
-(defcustom thumbs-thumbsdir
- (expand-file-name "~/.emacs-thumbs")
+(defcustom thumbs-thumbsdir "~/.emacs.d/thumbs"
"*Directory to store thumbnails."
:type 'directory
:group 'thumbs)
(defcustom thumbs-per-line 5
"*Number of thumbnails per line to show in directory."
- :type 'string
+ :type 'integer
:group 'thumbs)
(defcustom thumbs-thumbsdir-max-size 50000000
"Max size for thumbnails directory.
-When it reach that size (in bytes), a warning is send."
- :type 'string
+When it reaches that size (in bytes), a warning is sent."
+ :type 'integer
:group 'thumbs)
(defcustom thumbs-conversion-program
- (if (equal 'windows-nt system-type)
+ (if (eq system-type 'windows-nt)
"convert.exe"
(or (executable-find "convert")
"/usr/X11R6/bin/convert"))
(defcustom thumbs-relief 5
"*Size of button-like border around thumbnails."
- :type 'string
+ :type 'integer
:group 'thumbs)
(defcustom thumbs-margin 2
"*Size of the margin around thumbnails.
This is where you see the cursor."
- :type 'string
+ :type 'integer
:group 'thumbs)
(defcustom thumbs-thumbsdir-auto-clean t
"If set, delete older file in the thumbnails directory.
Deletion is done at load time when the directory size is bigger
-than 'thumbs-thumbsdir-max-size'."
+than `thumbs-thumbsdir-max-size'."
:type 'boolean
:group 'thumbs)
(defcustom thumbs-image-resizing-step 10
- "Step by wich to resize image."
- :type 'string
+ "Step by which to resize image."
+ :type 'integer
:group 'thumbs)
-(defcustom thumbs-temp-dir
- "/tmp/"
+(defcustom thumbs-temp-dir temporary-file-directory
"Temporary directory to use.
-Leaving it to default '/tmp/' can let another user
-see some of your images."
+Defaults to `temporary-file-directory'. Leaving it to
+this value can let another user see some of your images."
:type 'directory
:group 'thumbs)
:group 'thumbs)
;; Initialize some variable, for later use.
-(defvar thumbs-temp-file
- (concat thumbs-temp-dir thumbs-temp-prefix)
- "Temporary filesname for images.")
-
-(defvar thumbs-current-tmp-filename
- nil
+(defvar thumbs-current-tmp-filename nil
"Temporary filename of current image.")
-(defvar thumbs-current-image-filename
- nil
+(make-variable-buffer-local 'thumbs-current-tmp-filename)
+
+(defvar thumbs-current-image-filename nil
"Filename of current image.")
-(defvar thumbs-current-image-size
- nil
+(make-variable-buffer-local 'thumbs-current-image-filename)
+
+(defvar thumbs-current-image-size nil
"Size of current image.")
-(defvar thumbs-image-num
- nil
+
+(defvar thumbs-image-num nil
"Number of current image.")
-(defvar thumbs-current-dir
- nil
+(make-variable-buffer-local 'thumbs-image-num)
+
+(defvar thumbs-current-dir nil
"Current directory.")
-(defvar thumbs-markedL
- nil
+
+(defvar thumbs-markedL nil
"List of marked files.")
-;; Make sure auto-image-file-mode is ON.
-(auto-image-file-mode t)
-
-;; Create the thumbs directory if it does not exists.
-(setq thumbs-thumbsdir (expand-file-name thumbs-thumbsdir))
-
-(when (not (file-directory-p thumbs-thumbsdir))
- (progn
- (make-directory thumbs-thumbsdir)
- (message "Creating thumbnails directory")))
-
-(when (not (fboundp 'ignore-errors))
- (defmacro ignore-errors (&rest body)
- "Execute FORMS; if anz error occurs, return nil.
-Otherwise, return result of last FORM."
- (let ((err (thumbs-gensym)))
- (list 'condition-case err (cons 'progn body) '(error nil)))))
-
-(when (not (fboundp 'time-less-p))
- (defun time-less-p (t1 t2)
- "Say whether time T1 is less than time T2."
- (or (< (car t1) (car t2))
- (and (= (car t1) (car t2))
- (< (nth 1 t1) (nth 1 t2))))))
-
-(when (not (fboundp 'caddar))
- (defun caddar (x)
- "Return the `car' of the `cdr' of the `cdr' of the `car' of X."
- (car (cdr (cdr (car x))))))
-
-(defvar thumbs-gensym-counter 0)
-
-(defun thumbs-gensym (&optional arg)
- "Generate a new uninterned symbol.
-The name is made by appending a number to PREFIX, default \"Thumbs\"."
- (let ((prefix (if (stringp arg) arg "Thumbs"))
- (num (if (integerp arg) arg
- (prog1
- thumbs-gensym-counter
- (setq thumbs-gensym-counter (1+ thumbs-gensym-counter))))))
- (make-symbol (format "%s%d" prefix num))))
+(defalias 'thumbs-gensym
+ (if (fboundp 'gensym)
+ 'gensym
+ ;; Copied from cl-macs.el
+ (defvar thumbs-gensym-counter 0)
+ (lambda (&optional prefix)
+ "Generate a new uninterned symbol.
+The name is made by appending a number to PREFIX, default \"G\"."
+ (let ((pfix (if (stringp prefix) prefix "G"))
+ (num (if (integerp prefix) prefix
+ (prog1 thumbs-gensym-counter
+ (setq thumbs-gensym-counter
+ (1+ thumbs-gensym-counter))))))
+ (make-symbol (format "%s%d" pfix num))))))
+
+(defsubst thumbs-temp-dir ()
+ (file-name-as-directory (expand-file-name thumbs-temp-dir)))
+
+(defun thumbs-temp-file ()
+ "Return a unique temporary filename for an image."
+ (format "%s%s-%s.jpg"
+ (thumbs-temp-dir)
+ thumbs-temp-prefix
+ (thumbs-gensym "T")))
+
+(defun thumbs-thumbsdir ()
+ "Return the current thumbnails directory (from `thumbs-thumbsdir').
+Create the thumbnails directory if it does not exist."
+ (let ((thumbs-thumbsdir (file-name-as-directory
+ (expand-file-name thumbs-thumbsdir))))
+ (unless (file-directory-p thumbs-thumbsdir)
+ (make-directory thumbs-thumbsdir t)
+ (message "Creating thumbnails directory"))
+ thumbs-thumbsdir))
(defun thumbs-cleanup-thumbsdir ()
"Clean the thumbnails directory.
-If the total size of all files in 'thumbs-thumbsdir' is bigger than
-'thumbs-thumbsdir-max-size', files are deleted until the max size is
+If the total size of all files in `thumbs-thumbsdir' is bigger than
+`thumbs-thumbsdir-max-size', files are deleted until the max size is
reached."
(let* ((filesL
(sort
(lambda (f)
(let ((fattribsL (file-attributes f)))
`(,(nth 4 fattribsL) ,(nth 7 fattribsL) ,f)))
- (directory-files thumbs-thumbsdir t (image-file-name-regexp)))
- '(lambda (l1 l2) (time-less-p (car l1)(car l2)))))
+ (directory-files (thumbs-thumbsdir) t (image-file-name-regexp)))
+ '(lambda (l1 l2) (time-less-p (car l1) (car l2)))))
(dirsize (apply '+ (mapcar (lambda (x) (cadr x)) filesL))))
(while (> dirsize thumbs-thumbsdir-max-size)
(progn
- (message "Deleting file %s" (caddar filesL)))
- (delete-file (caddar filesL))
- (setq dirsize (- dirsize (cadar filesL)))
+ (message "Deleting file %s" (cadr (cdar filesL))))
+ (delete-file (cadr (cdar filesL)))
+ (setq dirsize (- dirsize (car (cdar filesL))))
(setq filesL (cdr filesL)))))
;; Check the thumbsnail directory size and clean it if necessary.
FILEIN is the input file,
FILEOUT is the output file,
ACTION is the command to send to convert.
-Optional argument are:
+Optional arguments are:
ARG any arguments to the ACTION command,
-OUTPUT-FORMAT is the file format to output, default is jpeg
+OUTPUT-FORMAT is the file format to output (default is jpeg),
ACTION-PREFIX is the symbol to place before the ACTION command
- (default to '-' but can sometime be '+')."
+ (defaults to '-' but can sometimes be '+')."
(let ((command (format "%s %s%s %s \"%s\" \"%s:%s\""
thumbs-conversion-program
(or action-prefix "-")
(round (- n (/ (* d n) 100))))
(defun thumbs-increment-image-size (s)
- "Increment S (a cons of width x heigh)."
+ "Increment S (a cons of width x height)."
(cons
(thumbs-increment-image-size-element (car s)
thumbs-image-resizing-step)
(thumbs-increment-image-size-element (cdr s)
thumbs-image-resizing-step)))
-
+
(defun thumbs-decrement-image-size (s)
- "Decrement S (a cons of width x heigh)."
+ "Decrement S (a cons of width x height)."
(cons
(thumbs-decrement-image-size-element (car s)
thumbs-image-resizing-step)
(defun thumbs-resize-image (&optional increment size)
"Resize image in current buffer.
-if INCREMENT is set, make the image bigger, else smaller.
+If INCREMENT is set, make the image bigger, else smaller.
Or, alternatively, a SIZE may be specified."
(interactive)
;; cleaning of old temp file
- (ignore-errors
+ (condition-case nil
(apply 'delete-file
(directory-files
- thumbs-temp-dir t
- thumbs-temp-prefix)))
+ (thumbs-temp-dir) t
+ thumbs-temp-prefix))
+ (error nil))
(let ((buffer-read-only nil)
(x (if size
size
thumbs-current-image-size)
(thumbs-decrement-image-size
thumbs-current-image-size))))
- (tmp (format "%s%s.jpg" thumbs-temp-file (thumbs-gensym))))
+ (tmp (thumbs-temp-file)))
(erase-buffer)
(thumbs-call-convert thumbs-current-image-filename
tmp "sample"
(setq thumbs-current-tmp-filename tmp)))
(defun thumbs-resize-interactive (width height)
- "Resize Image interactively to specified WIDTH and HEIGHT."
+ "Resize image interactively to specified WIDTH and HEIGHT."
(interactive "nWidth: \nnHeight: ")
(thumbs-resize-image nil (cons width height)))
-
+
(defun thumbs-resize-image-size-down ()
"Resize image (smaller)."
(interactive)
(interactive)
(thumbs-resize-image t))
-(defun thumbs-subst-char-in-string (orig rep string)
- "Replace occurrences of character ORIG with character REP in STRING.
-Return the resulting (new) string. -- (defun borowed to Dave Love)"
- (let ((string (copy-sequence string))
- (l (length string))
- (i 0))
- (while (< i l)
- (if (= (aref string i) orig)
- (aset string i rep))
- (setq i (1+ i)))
- string))
-
(defun thumbs-thumbname (img)
"Return a thumbnail name for the image IMG."
- (concat thumbs-thumbsdir "/"
- (thumbs-subst-char-in-string
- ?\ ?\_
- (apply
- 'concat
- (split-string
- (expand-file-name img) "/")))))
+ (convert-standard-filename
+ (let ((filename (expand-file-name img)))
+ (format "%s%08x-%s.jpg"
+ (thumbs-thumbsdir)
+ (sxhash filename)
+ (subst-char-in-string
+ ?\s ?\_
+ (apply
+ 'concat
+ (split-string filename "/")))))))
(defun thumbs-make-thumb (img)
"Create the thumbnail for IMG."
- (let* ((fn (expand-file-name img))
- (tn (thumbs-thumbname img)))
+ (let ((fn (expand-file-name img))
+ (tn (thumbs-thumbname img)))
(if (or (not (file-exists-p tn))
- (not (equal (thumbs-file-size tn) thumbs-geometry)))
+ ;; This is not the right fix, but I don't understand
+ ;; the external program or why it produces a geometry
+ ;; unequal to the one requested -- rms.
+;;; (not (equal (thumbs-file-size tn) thumbs-geometry))
+ )
(thumbs-call-convert fn tn "sample" thumbs-geometry))
tn))
-
+
(defun thumbs-image-type (img)
"Return image type from filename IMG."
(cond ((string-match ".*\\.jpe?g\\'" img) 'jpeg)
((string-match ".*\\.xpm\\'" img) 'xpm)
((string-match ".*\\.xbm\\'" img) 'xbm)
+ ((string-match ".*\\.pbm\\'" img) 'pbm)
((string-match ".*\\.gif\\'" img) 'gif)
((string-match ".*\\.bmp\\'" img) 'bmp)
((string-match ".*\\.png\\'" img) 'png)
(concat (number-to-string (round (car i)))
"x"
(number-to-string (round (cdr i))))))
-
+
;;;###autoload
(defun thumbs-find-thumb (img)
"Display the thumbnail for IMG."
"Insert image IMG at point.
TYPE and RELIEF will be used in constructing the image; see `image'
in the emacs-lisp manual for further documentation.
-if MARKED is non-nil, the image is marked."
+If MARKED is non-nil, the image is marked."
(let ((i `(image :type ,type
:file ,img
:relief ,relief
:conversion ,(if marked 'disabled)
:margin ,thumbs-margin)))
(insert-image i)
- (setq thumbs-current-image-size
- (image-size i t))))
+ (set (make-local-variable 'thumbs-current-image-size)
+ (image-size i t))))
(defun thumbs-insert-thumb (img &optional marked)
"Insert the thumbnail for IMG at point.
-if MARKED is non-nil, the image is marked"
+If MARKED is non-nil, the image is marked."
(thumbs-insert-image
- (thumbs-make-thumb img) 'jpeg thumbs-relief marked))
+ (thumbs-make-thumb img) 'jpeg thumbs-relief marked)
+ (put-text-property (1- (point)) (point)
+ 'thumb-image-file img))
(defun thumbs-do-thumbs-insertion (L)
"Insert all thumbs in list L."
- (setq thumbs-fileL nil)
(let ((i 0))
- (while L
+ (dolist (img L)
+ (thumbs-insert-thumb img
+ (member img thumbs-markedL))
(when (= 0 (mod (setq i (1+ i)) thumbs-per-line))
- (newline))
- (setq thumbs-fileL (cons (cons (point)
- (car L))
- thumbs-fileL))
- (thumbs-insert-thumb (car L)
- (member (car L) thumbs-markedL))
- (setq L (cdr L)))))
+ (newline)))
+ (unless (bobp) (newline))))
(defun thumbs-show-thumbs-list (L &optional buffer-name same-window)
+ (unless (and (display-images-p)
+ (image-type-available-p 'jpeg))
+ (error "Required image type is not supported in this Emacs session"))
(funcall (if same-window 'switch-to-buffer 'pop-to-buffer)
(or buffer-name "*THUMB-View*"))
(let ((inhibit-read-only t))
(erase-buffer)
(thumbs-mode)
- (make-variable-buffer-local 'thumbs-fileL)
- (setq thumbs-fileL nil)
(thumbs-do-thumbs-insertion L)
(goto-char (point-min))
- (setq thumbs-current-dir default-directory)
- (make-variable-buffer-local 'thumbs-current-dir)))
+ (set (make-local-variable 'thumbs-current-dir) default-directory)))
;;;###autoload
(defun thumbs-show-all-from-dir (dir &optional reg same-window)
;;;###autoload
(defun thumbs-dired-show-marked ()
- "In Dired, make a thumbs buffer with all marked files."
+ "In dired, make a thumbs buffer with all marked files."
(interactive)
(thumbs-show-thumbs-list (dired-get-marked-files) nil t))
;;;###autoload
(defalias 'thumbs 'thumbs-show-all-from-dir)
-(defun thumbs-find-image (img L &optional num otherwin)
- (funcall
+(defun thumbs-find-image (img &optional num otherwin)
+ (funcall
(if otherwin 'switch-to-buffer-other-window 'switch-to-buffer)
(concat "*Image: " (file-name-nondirectory img) " - "
(number-to-string (or num 0)) "*"))
(setq thumbs-current-image-filename img
thumbs-current-tmp-filename nil
thumbs-image-num (or num 0))
- (make-variable-buffer-local 'thumbs-current-image-filename)
- (make-variable-buffer-local 'thumbs-current-tmp-filename)
- (make-variable-buffer-local 'thumbs-current-image-size)
- (make-variable-buffer-local 'thumbs-image-num)
- (make-variable-buffer-local 'thumbs-fileL)
- (setq thumbs-fileL L)
(delete-region (point-min)(point-max))
(thumbs-insert-image img (thumbs-image-type img) 0)))
(defun thumbs-find-image-at-point (&optional img otherwin)
"Display image IMG for thumbnail at point.
-use another window it OTHERWIN is t."
+Use another window if OTHERWIN is t."
(interactive)
- (let* ((L thumbs-fileL)
- (n (point))
- (i (or img (cdr (assoc n L)))))
- (thumbs-find-image i L n otherwin)))
+ (let* ((i (or img (thumbs-current-image))))
+ (thumbs-find-image i (point) otherwin)))
(defun thumbs-find-image-at-point-other-window ()
"Display image for thumbnail at point in the preview buffer.
(interactive)
(thumbs-find-image-at-point nil t))
+(defun thumbs-mouse-find-image (event)
+ "Display image for thumbnail at mouse click EVENT."
+ (interactive "e")
+ (mouse-set-point event)
+ (thumbs-find-image-at-point))
+
(defun thumbs-call-setroot-command (img)
"Call the setroot program for IMG."
(run-hooks 'thumbs-before-setroot-hook)
(shell-quote-argument (expand-file-name img))
thumbs-setroot-command nil t))
(run-hooks 'thumbs-after-setroot-hook))
-
+
(defun thumbs-set-image-at-point-to-root-window ()
"Set the image at point as the desktop wallpaper."
(interactive)
- (thumbs-call-setroot-command (cdr (assoc (point) thumbs-fileL))))
+ (thumbs-call-setroot-command
+ (thumbs-current-image)))
(defun thumbs-set-root ()
"Set the current image as root."
(or thumbs-current-tmp-filename
thumbs-current-image-filename)))
+(defun thumbs-file-alist ()
+ "Make an alist of elements (POS . FILENAME) for all images in thumb buffer."
+ (save-excursion
+ (let (list)
+ (goto-char (point-min))
+ (while (not (eobp))
+ (if (thumbs-current-image)
+ (push (cons (point-marker)
+ (thumbs-current-image))
+ list))
+ (forward-char 1))
+ list)))
+
+(defun thumbs-file-list ()
+ "Make a list of file names for all images in thumb buffer."
+ (save-excursion
+ (let (list)
+ (goto-char (point-min))
+ (while (not (eobp))
+ (if (thumbs-current-image)
+ (push (thumbs-current-image) list))
+ (forward-char 1))
+ (nreverse list))))
+
(defun thumbs-delete-images ()
- "Delete the image at point (and it's thumbnail) (or marked files if any)."
+ "Delete the image at point (and its thumbnail) (or marked files if any)."
(interactive)
- (let ((f (or thumbs-markedL (list (cdr (assoc (point) thumbs-fileL))))))
- (if (yes-or-no-p "Really delete %d files?" (length f))
- (progn
- (mapcar (lambda (x)
- (setq thumbs-fileL (delete (rassoc x thumbs-fileL) thumbs-fileL))
+ (let ((files (or thumbs-markedL (list (thumbs-current-image)))))
+ (if (yes-or-no-p (format "Really delete %d files? " (length files)))
+ (let ((thumbs-fileL (thumbs-file-alist))
+ (inhibit-read-only t))
+ (dolist (x files)
+ (let (failure)
+ (condition-case ()
+ (progn
(delete-file x)
- (delete-file (thumbs-thumbname x))) f)
- (thumbs-redraw-buffer)))))
+ (delete-file (thumbs-thumbname x)))
+ (file-error (setq failure t)))
+ (unless failure
+ (when (rassoc x thumbs-fileL)
+ (goto-char (car (rassoc x thumbs-fileL)))
+ (delete-region (point) (1+ (point))))
+ (setq thumbs-markedL
+ (delq x thumbs-markedL)))))))))
+
+(defun thumbs-rename-images (newfile)
+ "Rename the image at point (and its thumbnail) (or marked files if any)."
+ (interactive "FRename to file or directory: ")
+ (let ((files (or thumbs-markedL (list (thumbs-current-image))))
+ failures)
+ (if (and (not (file-directory-p newfile))
+ thumbs-markedL)
+ (if (file-exists-p newfile)
+ (error "Renaming marked files to file name `%s'" newfile)
+ (make-directory newfile t)))
+ (if (yes-or-no-p (format "Really rename %d files? " (length files)))
+ (let ((thumbs-fileL (thumbs-file-alist))
+ (inhibit-read-only t))
+ (dolist (file files)
+ (let (failure)
+ (condition-case ()
+ (if (file-directory-p newfile)
+ (rename-file file
+ (expand-file-name
+ (file-name-nondirectory file)
+ newfile))
+ (rename-file file newfile))
+ (file-error (setq failure t)
+ (push file failures)))
+ (unless failure
+ (when (rassoc file thumbs-fileL)
+ (goto-char (car (rassoc file thumbs-fileL)))
+ (delete-region (point) (1+ (point))))
+ (setq thumbs-markedL
+ (delq file thumbs-markedL)))))))
+ (if failures
+ (display-warning 'file-error
+ (format "Rename failures for %s into %s"
+ failures newfile)
+ :error))))
(defun thumbs-kill-buffer ()
"Kill the current buffer."
(interactive)
- (let ((buffer (current-buffer)))
- (ignore-errors (delete-window (selected-window)))
- (kill-buffer buffer)))
+ (quit-window t (selected-window)))
(defun thumbs-show-image-num (num)
"Show the image with number NUM."
- (let ((inhibit-read-only t))
- (delete-region (point-min)(point-max))
- (let ((i (cdr (assoc num thumbs-fileL))))
- (thumbs-insert-image i (thumbs-image-type i) 0)
- (sleep-for 2)
- (rename-buffer (concat "*Image: "
- (file-name-nondirectory i)
- " - "
- (number-to-string num) "*")))
- (setq thumbs-image-num num
- thumbs-current-image-filename i)))
+ (let ((image-buffer (get-buffer-create "*Image*")))
+ (let ((i (thumbs-current-image)))
+ (with-current-buffer image-buffer
+ (thumbs-insert-image i (thumbs-image-type i) 0))
+ (setq thumbs-image-num num
+ thumbs-current-image-filename i))))
(defun thumbs-next-image ()
- "Show next image."
+ "Show the next image."
(interactive)
(let* ((i (1+ thumbs-image-num))
- (l (caar thumbs-fileL))
- (num
- (cond ((assoc i thumbs-fileL) i)
- ((>= i l) 1)
- (t (1+ i)))))
- (thumbs-show-image-num num)))
+ (list (thumbs-file-alist))
+ (l (caar list)))
+ (while (and (/= i thumbs-image-num) (not (assoc i list)))
+ (setq i (if (>= i l) 1 (1+ i))))
+ (thumbs-show-image-num i)))
(defun thumbs-previous-image ()
"Show the previous image."
(interactive)
(let* ((i (- thumbs-image-num 1))
- (l (caar thumbs-fileL))
- (num
- (cond ((assoc i thumbs-fileL) i)
- ((<= i 1) l)
- (t (- i 1)))))
- (thumbs-show-image-num num)))
+ (list (thumbs-file-alist))
+ (l (caar list)))
+ (while (and (/= i thumbs-image-num) (not (assoc i list)))
+ (setq i (if (<= i 1) l (1- i))))
+ (thumbs-show-image-num i)))
(defun thumbs-redraw-buffer ()
"Redraw the current thumbs buffer."
(let ((p (point))
- (inhibit-read-only t))
- (delete-region (point-min)(point-max))
- (thumbs-do-thumbs-insertion (reverse (mapcar 'cdr thumbs-fileL)))
- (goto-char (1+ p))))
-
+ (inhibit-read-only t)
+ (files (thumbs-file-list)))
+ (erase-buffer)
+ (thumbs-do-thumbs-insertion files)
+ (goto-char p)))
+
(defun thumbs-mark ()
"Mark the image at point."
(interactive)
- (setq thumbs-markedL (cons (cdr (assoc (point) thumbs-fileL)) thumbs-markedL))
- (let ((inhibit-read-only t))
- (delete-char 1)
- (thumbs-insert-thumb (cdr (assoc (point) thumbs-fileL)) t))
- (when (eolp)(forward-char)))
-
+ (let ((elt (thumbs-current-image)))
+ (unless elt
+ (error "No image here"))
+ (push elt thumbs-markedL)
+ (let ((inhibit-read-only t))
+ (delete-char 1)
+ (thumbs-insert-thumb elt t)))
+ (when (eolp) (forward-char)))
+
+(defun thumbs-unmark ()
+ "Unmark the image at point."
+ (interactive)
+ (let ((elt (thumbs-current-image)))
+ (unless elt
+ (error "No image here"))
+ (setq thumbs-markedL (delete elt thumbs-markedL))
+ (let ((inhibit-read-only t))
+ (delete-char 1)
+ (thumbs-insert-thumb elt nil)))
+ (when (eolp) (forward-char)))
+
;; Image modification routines
(defun thumbs-modify-image (action &optional arg)
"Call convert to do ACTION on image with argument ARG.
-ACTION and ARG should be legal convert command."
+ACTION and ARG should be a valid convert command."
(interactive "sAction: \nsValue: ")
;; cleaning of old temp file
(mapc 'delete-file
(directory-files
- thumbs-temp-dir
+ (thumbs-temp-dir)
t
thumbs-temp-prefix))
(let ((buffer-read-only nil)
- (tmp (format "%s%s.jpg" thumbs-temp-file (thumbs-gensym))))
+ (tmp (thumbs-temp-file)))
(erase-buffer)
(thumbs-call-convert thumbs-current-image-filename
tmp
(defun thumbs-emboss-image (emboss)
"Emboss the image with value EMBOSS."
(interactive "nEmboss value: ")
- (if (or (< emboss 3)(> emboss 31)(evenp emboss))
- (error "Arg must be a odd number between 3 and 31"))
+ (if (or (< emboss 3) (> emboss 31) (zerop (% emboss 2)))
+ (error "Arg must be an odd number between 3 and 31"))
(thumbs-modify-image "emboss" (number-to-string emboss)))
(defun thumbs-monochrome-image ()
(interactive)
(thumbs-modify-image "rotate" "90"))
+(defun thumbs-current-image ()
+ "Return the name of the image file name at point."
+ (get-text-property (point) 'thumb-image-file))
+
(defun thumbs-forward-char ()
"Move forward one image."
(interactive)
(forward-char)
- (when (eolp)(forward-char))
+ (while (and (not (eobp)) (not (thumbs-current-image)))
+ (forward-char))
(thumbs-show-name))
(defun thumbs-backward-char ()
"Move backward one image."
(interactive)
(forward-char -1)
+ (while (and (not (bobp)) (not (thumbs-current-image)))
+ (forward-char -1))
(thumbs-show-name))
(defun thumbs-forward-line ()
(defun thumbs-show-name ()
"Show the name of the current file."
(interactive)
- (let ((f (cdr (assoc (point) thumbs-fileL))))
- (message "%s [%s]" f (thumbs-file-size f))))
+ (let ((f (thumbs-current-image)))
+ (and f (message "%s [%s]" f (thumbs-file-size f)))))
(defun thumbs-save-current-image ()
"Save the current image."
(interactive)
(let ((f (or thumbs-current-tmp-filename
thumbs-current-image-filename))
- (sa (read-from-minibuffer "save file as: "
+ (sa (read-from-minibuffer "Save image file as: "
thumbs-current-image-filename)))
(copy-file f sa)))
(defvar thumbs-mode-map
(let ((map (make-sparse-keymap)))
(define-key map [return] 'thumbs-find-image-at-point)
+ (define-key map [mouse-2] 'thumbs-mouse-find-image)
(define-key map [(meta return)] 'thumbs-find-image-at-point-other-window)
(define-key map [(control return)] 'thumbs-set-image-at-point-to-root-window)
(define-key map [delete] 'thumbs-delete-images)
(define-key map [down] 'thumbs-forward-line)
(define-key map "d" 'thumbs-dired)
(define-key map "m" 'thumbs-mark)
+ (define-key map "u" 'thumbs-unmark)
+ (define-key map "R" 'thumbs-rename-images)
+ (define-key map "x" 'thumbs-delete-images)
(define-key map "s" 'thumbs-show-name)
(define-key map "q" 'thumbs-kill-buffer)
map)
"Keymap for `thumbs-mode'.")
+(put 'thumbs-mode 'mode-class 'special)
(define-derived-mode thumbs-mode
fundamental-mode "thumbs"
"Preview images in a thumbnails buffer"
- (make-variable-buffer-local 'thumbs-markedL)
- (setq thumbs-markedL nil))
+ (setq buffer-read-only t)
+ (set (make-local-variable 'thumbs-markedL) nil))
(defvar thumbs-view-image-mode-map
(let ((map (make-sparse-keymap)))
(define-key map "r" 'thumbs-resize-interactive)
(define-key map "s" 'thumbs-save-current-image)
(define-key map "q" 'thumbs-kill-buffer)
- (define-key map "w" 'thunbs-set-root)
+ (define-key map "w" 'thumbs-set-root)
map)
"Keymap for `thumbs-view-image-mode'.")
;; thumbs-view-image-mode
+(put 'thumbs-view-image-mode 'mode-class 'special)
(define-derived-mode thumbs-view-image-mode
- fundamental-mode "image-view-mode")
+ fundamental-mode "image-view-mode"
+ (setq buffer-read-only t))
;;;###autoload
(defun thumbs-dired-setroot ()
- "In dired, Call the setroot program on the image at point."
+ "In dired, call the setroot program on the image at point."
(interactive)
(thumbs-call-setroot-command (dired-get-filename)))
(provide 'thumbs)
+;; arch-tag: f9ac1ef8-83fc-42c0-8069-1fae43fd2e5c
;;; thumbs.el ends here
-
-
-;;; arch-tag: f9ac1ef8-83fc-42c0-8069-1fae43fd2e5c