From 3daa2a8afa9b51bfeb99bff3228834f8778bf9dc Mon Sep 17 00:00:00 2001 From: hayashi Date: Mon, 28 Feb 2000 02:04:13 +0000 Subject: [PATCH] (mime-display-image): Don't create temporary file. --- ChangeLog | 7 ++++ mime-image.el | 117 +++++++++++++++++++++++++++++++-------------------------- 2 files changed, 71 insertions(+), 53 deletions(-) diff --git a/ChangeLog b/ChangeLog index 46ae746..0a71523 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2000-02-23 Daiki Ueno + + * mime-image.el + (mime-image-normalize-xbm-buffer): New inline function. + (mime-image-create) [XEmacs || Emacs21]: Use it for XBM data. + (mime-display-image): Don't create temporary file. + 2000-02-24 Mito * mime-edit.el (mime-edit-normalize-body): Fix number of arguments diff --git a/mime-image.el b/mime-image.el index 3f88dcd..588d228 100644 --- a/mime-image.el +++ b/mime-image.el @@ -44,16 +44,53 @@ (require 'alist) (require 'path-util) +(defsubst mime-image-normalize-xbm-buffer (buffer) + (save-excursion + (set-buffer buffer) + (let ((case-fold-search t) width height xbytes right margin) + (goto-char (point-min)) + (or (re-search-forward "_width[\t ]+\\([0-9]+\\)" nil t) + (error "!! Illegal xbm file format" (current-buffer))) + (setq width (string-to-int (match-string 1)) + xbytes (/ (+ width 7) 8)) + (goto-char (point-min)) + (or (re-search-forward "_height[\t ]+\\([0-9]+\\)" nil t) + (error "!! Illegal xbm file format" (current-buffer))) + (setq height (string-to-int (match-string 1))) + (goto-char (point-min)) + (re-search-forward "0x[0-9a-f][0-9a-f],") + (delete-region (point-min) (match-beginning 0)) + (goto-char (point-min)) + (while (re-search-forward "[\n\r\t ,;}]" nil t) + (replace-match "")) + (goto-char (point-min)) + (while (re-search-forward "0x" nil t) + (replace-match "\\x" nil t)) + (goto-char (point-min)) + (insert "(" (number-to-string width) " " + (number-to-string height) " \"") + (goto-char (point-max)) + (insert "\")") + (goto-char (point-min)) + (read (current-buffer))))) + (static-if (featurep 'xemacs) (progn (defun mime-image-type-available-p (type) (memq type (image-instantiator-format-list))) (defun mime-image-create (file-or-data &optional type data-p &rest props) + (when (and data-p (eq type 'xbm)) + (with-temp-buffer + (insert file-or-data) + (setq file-or-data + (mime-image-normalize-xbm-buffer (current-buffer))))) (let ((instance (make-image-instance (if (and type (mime-image-type-available-p type)) - (vector type (if data-p :data :file) file-or-data) + (vconcat + (list type (if data-p :data :file) file-or-data) + props) file-or-data) nil nil 'noerror))) (if (nothing-image-instance-p instance) nil @@ -67,7 +104,19 @@ (progn (require 'image) (defalias 'mime-image-type-available-p 'image-type-available-p) - (defalias 'mime-image-create 'create-image) + (defun mime-image-create + (file-or-data &optional type data-p &rest props) + (if (and data-p (eq type 'xbm)) + (with-temp-buffer + (insert file-or-data) + (setq file-or-data + (mime-image-normalize-xbm-buffer (current-buffer))) + (apply #'create-image (nth 2 file-or-data) type data-p + (nconc + (list :width (car file-or-data) + :height (nth 1 file-or-data)) + props))) + (apply #'create-image file-or-data type data-p props))) (defalias 'mime-image-insert 'insert-image)) (error (condition-case nil @@ -83,40 +132,12 @@ (defun mime-image-insert (image string &optional area) (insert image))) (error - (defun mime-image-read-xbm-buffer (buffer) - (save-excursion - (set-buffer buffer) - (let ((case-fold-search t) width height xbytes right margin) - (goto-char (point-min)) - (or (re-search-forward "_width[\t ]+\\([0-9]+\\)" nil t) - (error "!! Illegal xbm file format" (current-buffer))) - (setq width (string-to-int (match-string 1)) - xbytes (/ (+ width 7) 8)) - (goto-char (point-min)) - (or (re-search-forward "_height[\t ]+\\([0-9]+\\)" nil t) - (error "!! Illegal xbm file format" (current-buffer))) - (setq height (string-to-int (match-string 1))) - (goto-char (point-min)) - (re-search-forward "0x[0-9a-f][0-9a-f],") - (delete-region (point-min) (match-beginning 0)) - (goto-char (point-min)) - (while (re-search-forward "[\n\r\t ,;}]" nil t) - (replace-match "")) - (goto-char (point-min)) - (while (re-search-forward "0x" nil t) - (replace-match "\\x" nil t)) - (goto-char (point-min)) - (insert "(" (number-to-string width) " " - (number-to-string height) " \"") - (goto-char (point-max)) - (insert "\")") - (goto-char (point-min)) - (read (current-buffer))))) - + (defalias 'mime-image-read-xbm-buffer + 'mime-image-normalize-xbm-buffer) (defun mime-image-insert (image string &optional area) (save-restriction (narrow-to-region (point)(point)) - (let ((face (gensym "mis"))) + (let ((face (gensym "mii"))) (or (facep face) (make-face face)) (set-face-stipple face image) (let ((row (make-string (/ (car image) (frame-char-width)) ? )) @@ -166,27 +187,17 @@ (defun mime-display-image (entity situation) (message "Decoding image...") (let ((format (cdr (assq 'image-format situation))) - (image-file - (make-temp-name (expand-file-name "tm" temporary-file-directory))) - (orig-mode (default-file-modes)) image) - (unwind-protect - (progn - (set-default-file-modes 448) - (mime-write-entity-content entity image-file) - (if (null (setq image (mime-image-create image-file format))) - (message "Invalid glyph!") - (save-excursion - (mime-image-insert image "x") - (insert "\n") - (save-window-excursion - (set-window-buffer (selected-window)(current-buffer)) - (sit-for 0)) - (message "Decoding image... done")))) - (set-default-file-modes orig-mode) - (condition-case nil - (delete-file image-file) - (error nil))))) + (setq image (mime-image-create (mime-entity-content entity) format 'data)) + (if (null image) + (message "Invalid glyph!") + (save-excursion + (mime-image-insert image "x") + (insert "\n") + (save-window-excursion + (set-window-buffer (selected-window)(current-buffer)) + (sit-for 0)) + (message "Decoding image... done"))))) ;;; @ end ;;; -- 1.7.10.4