From: Karl Heuer Date: Mon, 17 Jul 1995 22:57:32 +0000 (+0000) Subject: (x-create-frame-with-faces): Set background-mode X-Git-Tag: emacs-19.34~3297 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=ef43639253ea115019a854f4ab8b3e0c44f73009;p=emacs.git (x-create-frame-with-faces): Set background-mode and display-type frame parameters. (x-frob-font-slant, x-frob-font-weight): Replace the adstyle field with *, if we can find it. (set-face-background): Use face-color-supported-p. (face-color-gray-p): New function. (face-default-stipple): New variable. (set-face-background): Use face-default-stipple for all grays. (set-face-stipple): Change arg name. (face-color-supported-p): Use face-color-gray-p. --- diff --git a/lisp/faces.el b/lisp/faces.el index 7c7acc26587..637170cc457 100644 --- a/lisp/faces.el +++ b/lisp/faces.el @@ -125,6 +125,23 @@ in that frame; otherwise change each frame." (interactive (internal-face-interactive "foreground")) (internal-set-face-1 face 'foreground color 4 frame)) +(defvar face-default-stipple "gray3" + "Default stipple pattern used on monochrome displays. +This stipple pattern is used on monochrome displays +instead of shades of gray for a face background color. +See `set-face-stipple' for possible values for this variable.") + +(defun face-color-gray-p (color &optional frame) + "Return t if COLOR is a shade of gray (or white or black). +FRAME specifies the frame and thus the display for interpreting COLOR." + (let* ((values (x-color-values color frame)) + (r (nth 0 values)) + (g (nth 1 values)) + (b (nth 2 values))) + (and (< (abs (- r g)) (/ (max 1 (abs r) (abs g)) 20)) + (< (abs (- g b)) (/ (max 1 (abs g) (abs b)) 20)) + (< (abs (- b r)) (/ (max 1 (abs b) (abs r)) 20))))) + (defun set-face-background (face color &optional frame) "Change the background color of face FACE to COLOR (a string). If the optional FRAME argument is provided, change only @@ -133,10 +150,8 @@ in that frame; otherwise change each frame." ;; For a specific frame, use gray stipple instead of gray color ;; if the display does not support a gray color. (if (and frame (not (eq frame t)) - (member color '("gray" "gray1" "gray3")) - (not (x-display-color-p frame)) - (not (x-display-grayscale-p frame))) - (set-face-stipple face color frame) + (not (face-color-supported-p frame color))) + (set-face-stipple face face-default-stipple frame) (if (null frame) (let ((frames (frame-list))) (while frames @@ -146,7 +161,7 @@ in that frame; otherwise change each frame." color) (internal-set-face-1 face 'background color 5 frame)))) -(defun set-face-stipple (face name &optional frame) +(defun set-face-stipple (face pixmap &optional frame) "Change the stipple pixmap of face FACE to PIXMAP. PIXMAP should be a string, the name of a file of pixmap data. The directories listed in the `x-bitmap-file-path' variable are searched. @@ -158,7 +173,7 @@ and DATA is a string, containing the raw bits of the bitmap. If the optional FRAME argument is provided, change only in that frame; otherwise change each frame." (interactive (internal-face-interactive "stipple")) - (internal-set-face-1 face 'background-pixmap name 6 frame)) + (internal-set-face-1 face 'background-pixmap pixmap 6 frame)) (defalias 'set-face-background-pixmap 'set-face-stipple) @@ -605,23 +620,36 @@ also the same size as FACE on FRAME, or fail." (cdr (assq 'font (frame-parameters (selected-frame)))))) (defun x-frob-font-weight (font which) - (if (or (string-match x-font-regexp font) - (string-match x-font-regexp-head font) - (string-match x-font-regexp-weight font)) - (concat (substring font 0 (match-beginning 1)) which - (substring font (match-end 1))) - nil)) + (cond ((string-match x-font-regexp font) + (concat (substring font 0 (match-beginning x-font-regexp-weight-subnum)) + which + (substring font (match-end x-font-regexp-weight-subnum) + (match-beginning x-font-regexp-adstyle-subnum)) + ;; Replace the ADD_STYLE_NAME field with * + ;; because the info in it may not be the same + ;; for related fonts. + "*" + (substring font (match-end x-font-regexp-adstyle-subnum)))) + ((or (string-match x-font-regexp-head font) + (string-match x-font-regexp-weight font)) + (concat (substring font 0 (match-beginning 1)) which + (substring font (match-end 1)))))) (defun x-frob-font-slant (font which) - (cond ((or (string-match x-font-regexp font) - (string-match x-font-regexp-head font)) - (concat (substring font 0 (match-beginning 2)) which - (substring font (match-end 2)))) - ((string-match x-font-regexp-slant font) + (cond ((string-match x-font-regexp font) + (concat (substring font 0 (match-beginning x-font-regexp-slant-subnum)) + which + (substring font (match-end x-font-regexp-slant-subnum) + (match-beginning x-font-regexp-adstyle-subnum)) + ;; Replace the ADD_STYLE_NAME field with * + ;; because the info in it may not be the same + ;; for related fonts. + "*" + (substring font (match-end x-font-regexp-adstyle-subnum)))) + ((or (string-match x-font-regexp-head font) + (string-match x-font-regexp-slant font)) (concat (substring font 0 (match-beginning 1)) which - (substring font (match-end 1)))) - (t nil))) - + (substring font (match-end 1)))))) (defun x-make-font-bold (font) "Given an X font specification, make a bold version of it. @@ -981,57 +1009,80 @@ selected frame." (setq parameters (append parameters default-frame-alist parsed))))) - (if (null global-face-data) - (x-create-frame parameters) - (let* ((visibility-spec (assq 'visibility parameters)) - (frame (x-create-frame (cons '(visibility . nil) parameters))) - (faces (copy-alist global-face-data)) - success - (rest faces)) - (unwind-protect - (progn - (set-frame-face-alist frame faces) - - (if (cdr (or (assq 'reverse parameters) - (assq 'reverse default-frame-alist) - (let ((resource (x-get-resource "reverseVideo" - "ReverseVideo"))) - (if resource - (cons nil (member (downcase resource) - '("on" "true"))))))) - (let* ((params (frame-parameters frame)) - (bg (cdr (assq 'foreground-color params))) - (fg (cdr (assq 'background-color params)))) - (modify-frame-parameters frame - (list (cons 'foreground-color fg) - (cons 'background-color bg))) - (if (equal bg (cdr (assq 'border-color params))) - (modify-frame-parameters frame - (list (cons 'border-color fg)))) - (if (equal bg (cdr (assq 'mouse-color params))) - (modify-frame-parameters frame - (list (cons 'mouse-color fg)))) - (if (equal bg (cdr (assq 'cursor-color params))) - (modify-frame-parameters frame - (list (cons 'cursor-color fg)))))) - ;; Copy the vectors that represent the faces. - ;; Also fill them in from X resources. - (while rest - (let ((global (cdr (car rest)))) - (setcdr (car rest) (vector 'face - (face-name (cdr (car rest))) - (face-id (cdr (car rest))) - nil nil nil nil nil)) - (face-fill-in (car (car rest)) global frame)) - (make-face-x-resource-internal (cdr (car rest)) frame t) - (setq rest (cdr rest))) - (if (null visibility-spec) - (make-frame-visible frame) - (modify-frame-parameters frame (list visibility-spec))) - (setq success t) - frame) - (or success - (delete-frame frame)))))) + (let (frame) + (if (null global-face-data) + (setq frame (x-create-frame parameters)) + (let* ((visibility-spec (assq 'visibility parameters)) + (faces (copy-alist global-face-data)) + success + (rest faces)) + (setq frame (x-create-frame (cons '(visibility . nil) parameters))) + (unwind-protect + (progn + (set-frame-face-alist frame faces) + + (if (cdr (or (assq 'reverse parameters) + (assq 'reverse default-frame-alist) + (let ((resource (x-get-resource "reverseVideo" + "ReverseVideo"))) + (if resource + (cons nil (member (downcase resource) + '("on" "true"))))))) + (let* ((params (frame-parameters frame)) + (bg (cdr (assq 'foreground-color params))) + (fg (cdr (assq 'background-color params)))) + (modify-frame-parameters frame + (list (cons 'foreground-color fg) + (cons 'background-color bg))) + (if (equal bg (cdr (assq 'border-color params))) + (modify-frame-parameters frame + (list (cons 'border-color fg)))) + (if (equal bg (cdr (assq 'mouse-color params))) + (modify-frame-parameters frame + (list (cons 'mouse-color fg)))) + (if (equal bg (cdr (assq 'cursor-color params))) + (modify-frame-parameters frame + (list (cons 'cursor-color fg)))))) + ;; Copy the vectors that represent the faces. + ;; Also fill them in from X resources. + (while rest + (let ((global (cdr (car rest)))) + (setcdr (car rest) (vector 'face + (face-name (cdr (car rest))) + (face-id (cdr (car rest))) + nil nil nil nil nil)) + (face-fill-in (car (car rest)) global frame)) + (make-face-x-resource-internal (cdr (car rest)) frame t) + (setq rest (cdr rest))) + (if (null visibility-spec) + (make-frame-visible frame) + (modify-frame-parameters frame (list visibility-spec))) + (setq success t)) + (or success + (delete-frame frame))))) + ;; Set up the background-mode frame parameter + ;; so that programs can decide good ways of highlighting + ;; on this frame. + (let ((bg-resource (x-get-resource ".backgroundMode" + "BackgroundMode")) + (params (frame-parameters)) + (bg-mode)) + (setq bg-mode + (cond (bg-resource (intern (downcase bg-resource))) + ((< (apply '+ (x-color-values + (cdr (assq 'background-color params)))) + (/ (apply '+ (x-color-values "white")) 3)) + 'dark) + (t 'light))) + (modify-frame-parameters frame + (list (cons 'background-mode bg-mode) + (cons 'display-type + (cond ((x-display-color-p frame) + 'color) + ((x-display-grayscale-p frame) + 'grayscale) + (t 'mono)))))) + frame)) ;; Update a frame's faces when we change its default font. (defun frame-update-faces (frame) @@ -1125,18 +1176,12 @@ selected frame." (or (x-display-color-p frame) ;; A black-and-white display can implement these. (member color '("black" "white")) - ;; A black-and-white display can fake these for background. + ;; A black-and-white display can fake gray for background. (and background-p - (member color '("gray" "gray1" "gray3"))) + (face-color-gray-p color frame)) ;; A grayscale display can implement colors that are gray (more or less). (and (x-display-grayscale-p frame) - (let* ((values (x-color-values color frame)) - (r (nth 0 values)) - (g (nth 1 values)) - (b (nth 2 values))) - (and (< (abs (- r g)) (/ (abs (+ r g)) 20)) - (< (abs (- g b)) (/ (abs (+ g b)) 20)) - (< (abs (- b r)) (/ (abs (+ b r)) 20))))))) + (face-color-gray-p color frame)))) ;; Use FUNCTION to store a color in FACE on FRAME. ;; COLORS is either a single color or a list of colors.