X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=tm-image.el;h=7ec037e650cbad904b91626a2b84ceddd305d30c;hb=d40c020d1ef7ecd613cefb49e96f386c75a74281;hp=384269b63df466a4dae4018d70bb74213bae2b62;hpb=8ad5dcf75c50e1db649758764f802afef3e3bbd6;p=elisp%2Ftm.git diff --git a/tm-image.el b/tm-image.el index 384269b..7ec037e 100644 --- a/tm-image.el +++ b/tm-image.el @@ -1,179 +1,140 @@ -;;; -;;; tm-image.el --- a tm-view content filter to display images in -;;; XEmacs or Mule buffers -;;; -;;; Copyright (C) 1995,1996 MORIOKA Tomohiko -;;; Copyright (C) 1996 Dan Rich -;;; -;;; Author: MORIOKA Tomohiko -;;; Dan Rich -;;; Maintainer: MORIOKA Tomohiko -;;; Created: 1995/12/15 -;;; Version: -;;; $Id: tm-image.el,v 7.10 1996/07/15 19:21:48 morioka Exp $ -;;; -;;; Keywords: mail, news, MIME, multimedia, image, picture -;;; -;;; This file is part of tm (Tools for MIME). -;;; -;;; This program is free software; you can redistribute it and/or -;;; modify it under the terms of the GNU General Public License as -;;; published by the Free Software Foundation; either version 2, or -;;; (at your option) any later version. -;;; -;;; This program is distributed in the hope that it will be useful, -;;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -;;; General Public License for more details. -;;; -;;; You should have received a copy of the GNU General Public License -;;; along with This program. If not, write to the Free Software -;;; Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. -;;; +;;; tm-image.el --- tm-view filter to display images in XEmacs or MULE buffers + +;; Copyright (C) 1995,1996,1997 MORIOKA Tomohiko +;; Copyright (C) 1996 Dan Rich + +;; Author: MORIOKA Tomohiko +;; Dan Rich +;; Maintainer: MORIOKA Tomohiko +;; Created: 1995/12/15 +;; Version: $Id: tm-image.el,v 7.29 1997/03/10 13:12:15 morioka Exp $ + +;; Keywords: image, picture, X-Face, MIME, multimedia, mail, news + +;; This file is part of XEmacs. + +;; This program is free software; you can redistribute it and/or +;; modify it under the terms of the GNU General Public License as +;; published by the Free Software Foundation; either version 2, or (at +;; your option) any later version. + +;; This program is distributed in the hope that it will be useful, but +;; WITHOUT ANY WARRANTY; without even the implied warranty of +;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +;; General Public License for more details. + +;; You should have received a copy of the GNU General Public License +;; along with GNU XEmacs; see the file COPYING. If not, write to the +;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, +;; Boston, MA 02111-1307, USA. + ;;; Commentary: -;;; If you use this program with Mule, please install -;;; etl8x16-bitmap.bdf font included in tl package. -;;; +;; If you use this program with MULE, please install +;; etl8x16-bitmap.bdf font included in tl package. + ;;; Code: (require 'tm-view) (cond (running-xemacs - (require 'annotations) + (require 'images) - (set-alist 'mime-viewer/content-filter-alist - "image/jpeg" - (if (featurep 'jpeg) ; Use built-in suport if available - (function mime-preview/filter-for-inline-image) - (function mime-preview/filter-for-image) - )) + (defun-maybe image-inline-p (format) + (or (memq format image-native-formats) + (find-if (function + (lambda (native) + (image-converter-chain format native) + )) + image-native-formats) + )) - (set-alist 'mime-viewer/content-filter-alist - "image/gif" - (if (featurep 'gif) ; Use built-in suport if available - (function mime-preview/filter-for-inline-image) - (function mime-preview/filter-for-image) - )) + (image-register-netpbm-utilities) + (image-register-converter 'pic 'ppm "pictoppm") + (image-register-converter 'mag 'ppm "magtoppm") - (set-alist 'mime-viewer/content-filter-alist - "image/x-xpixmap" - (if (featurep 'xpm) ; Use built-in suport if available - (function mime-preview/filter-for-inline-image) - (function mime-preview/filter-for-image) - )) - - (set-alist 'mime-viewer/content-filter-alist - "image/tiff" (function mime-preview/filter-for-image)) - (set-alist 'mime-viewer/content-filter-alist - "image/x-tiff" (function mime-preview/filter-for-image)) - - (set-alist 'mime-viewer/content-filter-alist - "image/x-pic" (function mime-preview/filter-for-image)) - - (set-alist 'mime-viewer/content-filter-alist - "image/x-mag" (function mime-preview/filter-for-image)) + (defun bitmap-insert-xbm-file (file) + (let ((gl (make-glyph (list (cons 'x file)))) + (e (make-extent (point) (point))) + ) + (set-extent-end-glyph e gl) + )) - (defvar tm-image/inline-image-types - (if (featurep 'gif) - (nconc - '("image/jpeg" "image/gif" "image/tiff" - "image/x-tiff" "image/x-pic" "image/x-mag" - "image/x-xbm" "image/x-xpixmap") - (if (featurep 'gif) - '("application/postscript") - ) - ))) + ;; + ;; X-Face + ;; + (autoload 'highlight-headers "highlight-headers") - (defun bitmap-read-xbm (file) - (let (gl) - (while (progn - (setq gl (make-glyph file)) - (eq (image-instance-type (glyph-image-instance gl)) - 'text) - )) - (make-annotation gl (point) 'text) - )) + (defun mime-preview/x-face-function-use-highlight-headers () + (highlight-headers (point-min) (re-search-forward "^$" nil t) t) + ) - (defvar mime-viewer/image-converter-alist - '(("image/jpeg" . jpeg) - ("image/gif" . gif) - ("image/x-png" . png) - ("image/x-xpixmap" . xpm) - )) + (add-hook 'mime-viewer/content-header-filter-hook + 'mime-preview/x-face-function-use-highlight-headers) - (defvar mime-viewer/use-highlight-headers t) - - (defvar mime-preview/x-face-function - (if (and mime-viewer/use-highlight-headers - (progn - (require 'highlight-headers) - highlight-headers-hack-x-face-p - )) - (function mime-preview/x-face-function-use-highlight-headers) - (function mime-preview/x-face-function-for-xemacs) - )) ) - ((boundp 'MULE) - (require 'bitmap) + ((featurep 'mule) + ;; for MULE 2.* or mule merged EMACS + (require 'x-face-mule) + + (defvar image-native-formats '(xbm)) - (defvar tm-image/inline-image-types '("image/x-mag" "image/x-xbm")) + (defun-maybe image-inline-p (format) + (memq format image-native-formats) + ) + + (defun-maybe image-normalize (format data) + (and (eq format 'xbm) + (vector 'xbm ':data data) + )) - (defvar mime-preview/x-face-function (function bitmap-decode-x-face)) + ;; + ;; X-Face + ;; + (if (exec-installed-p uncompface-program) + (add-hook 'mime-viewer/content-header-filter-hook + 'x-face-decode-message-header) + ) )) -(defvar mime-viewer/shell-command "/bin/sh") -(defvar mime-viewer/shell-arguments '("-c")) - -(defvar mime-viewer/ps-to-gif-command "pstogif") - -(defvar mime-viewer/graphic-converter-alist - '(("image/jpeg" . "djpeg -color 256 < %s | ppmtoxpm > %s") - ("image/gif" . "giftopnm < %s | ppmtoxpm > %s") - ("image/tiff" . "tifftopnm < %s | ppmquant 256 | ppmtoxpm > %s") - ("image/x-tiff" . "tifftopnm < %s | ppmquant 256 | ppmtoxpm > %s") - ("image/x-pic" . "pictoppm < %s | ppmquant 256 | ppmtoxpm > %s") - ("image/x-mag" . "magtoppm < %s | ppmtoxpm > %s") - )) - - -;;; @ X-Face -;;; - -(defvar mime-viewer/x-face-to-xbm-command - (concat mime-viewer/x-face-to-pbm-command " | pbmtoxbm")) +(or (fboundp 'image-invalid-glyph-p) + (defsubst image-invalid-glyph-p (glyph) + (or (null (aref glyph 0)) + (null (aref glyph 2)) + (equal (aref glyph 2) "") + )) + ) -(if mime-preview/x-face-function - (add-hook 'mime-viewer/content-header-filter-hook - mime-preview/x-face-function) - ) +(defvar mime-viewer/image-converter-alist nil) -(defun mime-preview/x-face-function-use-highlight-headers () - (highlight-headers (point-min) (re-search-forward "^$" nil t) t) - ) +(mapcar (function + (lambda (rule) + (let ((ctype (car rule)) + (format (cdr rule)) + ) + (if (image-inline-p format) + (progn + (set-alist 'mime-viewer/content-filter-alist + ctype + (function mime-preview/filter-for-image)) + (set-alist 'mime-viewer/image-converter-alist + ctype format) + (add-to-list + 'mime-viewer/default-showing-Content-Type-list + ctype) + ) + )))) + '(("image/jpeg" . jpeg) + ("image/gif" . gif) + ("image/tiff" . tiff) + ("image/x-tiff" . tiff) + ("image/xbm" . xbm) + ("image/x-xbm" . xbm) + ("image/x-xpixmap" . xpm) + ("image/x-pic" . pic) + ("image/x-mag" . mag) + )) -(defun mime-preview/x-face-function-for-xemacs () - (save-restriction - (narrow-to-region (point-min) (re-search-forward "^$" nil t)) - (goto-char (point-min)) - (if (re-search-forward "^X-Face:[ \t]*" nil t) - (let ((beg (match-end 0)) - (end (rfc822/field-end)) - (xbm-file - (make-temp-name (expand-file-name "tmxf" mime/tmp-dir)) - )) - (call-process-region - beg end "sh" nil 0 nil - "-c" - (format "%s > %s" - mime-viewer/x-face-to-xbm-command - xbm-file)) - (while (not (file-exists-p xbm-file))) - (delete-region beg end) - (bitmap-read-xbm xbm-file) - (condition-case nil - (delete-file xbm-file) - (error nil)) - )))) +(defvar mime-viewer/ps-to-gif-command "pstogif") ;;; @ content filter for images @@ -183,86 +144,38 @@ (defun mime-preview/filter-for-image (ctype params encoding) (let* ((mode mime::preview/original-major-mode) (m (assq mode mime-viewer/code-converter-alist)) - (filter (assoc-value ctype mime-viewer/graphic-converter-alist)) - ) - (if filter - (let* ((beg (point-min)) (end (point-max)) - (orig-file - (make-temp-name (expand-file-name "tm" mime/tmp-dir))) - (xbm-file (concat orig-file ".xbm")) - gl annot) - ;;(remove-text-properties beg end '(face nil)) - (mime-decode-region beg end encoding) - (write-region (point-min)(point-max) orig-file) - (delete-region (point-min)(point-max)) - (message "Now translating, please wait...") - (apply (function call-process) - mime-viewer/shell-command nil nil nil - (append mime-viewer/shell-arguments - (list (format filter orig-file xbm-file))) - ) - (setq gl (make-glyph xbm-file)) - (setq annot (make-annotation gl (point) 'text)) - (unwind-protect - (delete-file orig-file) - (condition-case nil - (delete-file xbm-file) - (error nil))) - (goto-char (point-max)) - (insert "\n") - (message "Translation done.") - ) - (message (format "%s is not supported." ctype)) - ))) - - -;;; @ content filter for xbm -;;; - -(defun mime-preview/filter-for-image/xbm (ctype params encoding) - (let* ((mode mime::preview/original-major-mode) - (m (assq mode mime-viewer/code-converter-alist)) - (charset (assoc "charset" params)) - (beg (point-min)) (end (point-max)) - (xbm-file (make-temp-name (expand-file-name "tm" mime/tmp-dir))) - ) - (remove-text-properties beg end '(face nil)) - (mime-decode-region beg end encoding) - (write-region (point-min)(point-max) xbm-file) - (delete-region (point-min)(point-max)) - (bitmap-read-xbm xbm-file) - (delete-file xbm-file) - )) - -(set-alist 'mime-viewer/content-filter-alist - "image/xbm" (function mime-preview/filter-for-image/xbm)) - -(set-alist 'mime-viewer/content-filter-alist - "image/x-xbm" (function mime-preview/filter-for-image/xbm)) - - -;;; @ content filter for support in-line image types -;;; -;; (for XEmacs 19.14 or later) - -(defun mime-preview/filter-for-inline-image (ctype params encoding) - (let* ((mode mime::preview/original-major-mode) - (m (assq mode mime-viewer/code-converter-alist)) (charset (assoc "charset" params)) (beg (point-min)) (end (point-max)) ) (remove-text-properties beg end '(face nil)) + (message "Decoding image...") (mime-decode-region beg end encoding) - (let ((data (buffer-string)) - (minor (assoc-value ctype mime-viewer/image-converter-alist)) - gl) + (let* ((minor (assoc-value ctype mime-viewer/image-converter-alist)) + (gl (image-normalize minor (buffer-string))) + e) (delete-region (point-min)(point-max)) - (while (progn - (setq gl (make-glyph (vector minor :data data))) - (eq (image-instance-type (glyph-image-instance gl)) - 'text) - )) - (make-annotation gl (point) 'text) + (cond ((image-invalid-glyph-p gl) + (setq gl nil) + (message "Invalid glyph!") + ) + ((eq (aref gl 0) 'xbm) + (let ((xbm-file + (make-temp-name (expand-file-name "tm" mime/tmp-dir)))) + (insert (aref gl 2)) + (write-region (point-min)(point-max) xbm-file) + (message "Decoding image...") + (delete-region (point-min)(point-max)) + (bitmap-insert-xbm-file xbm-file) + (delete-file xbm-file) + ) + (message "Decoding image... done") + ) + (t + (setq gl (make-glyph gl)) + (setq e (make-extent (point) (point))) + (set-extent-end-glyph e gl) + (message "Decoding image... done") + )) ) (insert "\n") )) @@ -281,18 +194,15 @@ (gif-file (concat file-base ".gif")) ) (remove-text-properties beg end '(face nil)) + (message "Decoding Postscript...") (mime-decode-region beg end encoding) (write-region (point-min)(point-max) ps-file) + (message "Decoding Postscript...") (delete-region (point-min)(point-max)) (call-process mime-viewer/ps-to-gif-command nil nil nil ps-file) - (let (gl) - (while (progn - (setq gl (make-glyph (vector 'gif :file gif-file))) - (eq (image-instance-type (glyph-image-instance gl)) - 'text) - )) - (make-annotation gl (point) 'text) - ) + (set-extent-end-glyph (make-extent (point) (point)) + (make-glyph (vector 'gif :file gif-file))) + (message "Decoding Postscript... done") (delete-file ps-file) (delete-file gif-file) )) @@ -301,18 +211,10 @@ "application/postscript" (function mime-preview/filter-for-application/postscript)) - -;;; @ setting -;;; - -(mapcar - (lambda (ctype) - (or (member ctype mime-viewer/default-showing-Content-Type-list) - (setq mime-viewer/default-showing-Content-Type-list - (cons ctype - mime-viewer/default-showing-Content-Type-list)) - )) - tm-image/inline-image-types) +(if (featurep 'gif) + (add-to-list 'mime-viewer/default-showing-Content-Type-list + "application/postscript") + ) ;;; @ end