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[elpa] externals/auctex 513490f 22/78: Implement multi-level script font
From: |
Tassilo Horn |
Subject: |
[elpa] externals/auctex 513490f 22/78: Implement multi-level script fontification |
Date: |
Mon, 19 Oct 2015 09:10:46 +0000 |
branch: externals/auctex
commit 513490f7b15fbc4676c706e3968eba9768d0194c
Author: Tassilo Horn <address@hidden>
Commit: Tassilo Horn <address@hidden>
Implement multi-level script fontification
* font-latex.el (font-latex-fontify-script): Add possible value
`multi-level' to allow raising/lowering scripts of scripts.
(font-latex-match-script): Use it.
---
ChangeLog | 4 ++++
font-latex.el | 29 +++++++++++++++++++++--------
2 files changed, 25 insertions(+), 8 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index d57cf18..3d698b7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2015-09-03 Tassilo Horn <address@hidden>
+ * font-latex.el (font-latex-fontify-script): Add possible value
+ `multi-level' to allow raising/lowering scripts of scripts.
+ (font-latex-match-script): Use it.
+
* tex.el (TeX-tex-mode): Don't ignore case when matching the
TeX-format-list regexes.
(TeX-expand-list): Add expansion of %(PDFout) to -output-format
diff --git a/font-latex.el b/font-latex.el
index 18c0866..2a9fc26 100644
--- a/font-latex.el
+++ b/font-latex.el
@@ -851,10 +851,22 @@ locking machinery will be triggered."
(defcustom font-latex-fontify-script (not (featurep 'xemacs))
"If non-nil, fontify subscript and superscript strings.
-This feature does not work in XEmacs."
- :type 'boolean
+This feature does not work in XEmacs.
+
+By default, super/subscripts are raised/lowered if this variable
+is non-nil. This fontification only affects one level of
+scripts, e.g., in x^y^z, the y and the z have the same size and
+are equally raised over x. If this variable is set to the symbol
+`multi-level', then y is raised above x, and z is raised above y.
+With many script levels, the text might become too small to be
+readable."
+ :type '(choice (boolean :tag "Enabled")
+ (const :tag "Multiple levels" multi-level))
:group 'font-latex)
-(put 'font-latex-fontify-script 'safe-local-variable 'TeX-booleanp)
+(put 'font-latex-fontify-script 'safe-local-variable
+ (lambda (val)
+ (or (TeX-booleanp val)
+ (eq 'multi-level val))))
(defcustom font-latex-script-display '((raise -0.3) . (raise 0.3))
"Display specification for subscript and superscript content.
@@ -1852,11 +1864,12 @@ END marks boundaries for searching for quotation ends."
(when (and font-latex-fontify-script
(re-search-forward "[_^] *\\([^\n\\{}]\\|\
\\\\\\(address@hidden|[^ \t\n]\\)\\|\\({\\)\\)" limit t))
- (if (font-latex-faces-present-p '(font-latex-subscript-face
- font-latex-superscript-face))
- ;; Apply subscript and superscript highlighting only once in
- ;; order to prevent the font size becoming too small. We set
- ;; an empty match to do that.
+ (if (and (not (eq 'multi-level font-latex-fontify-script))
+ (font-latex-faces-present-p '(font-latex-subscript-face
+ font-latex-superscript-face)))
+ ;; Apply subscript and superscript highlighting only once (in case
+ ;; font-latex-fontify-script is not 'multi-level) in order to prevent
+ ;; the font size becoming too small. We set an empty match to do that.
(let ((point (point)))
(store-match-data (list point point point point)))
(when (match-end 3)
- [elpa] externals/auctex a4d23f6 07/78: Add menu and new functions for error overview., (continued)
- [elpa] externals/auctex a4d23f6 07/78: Add menu and new functions for error overview., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex a85d7c6 15/78: Add support for undocumented macros `\captionbox[*]'., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex a3e3ab8 14/78: Add new style transparent.el., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 8d5acb0 13/78: Do not indent the content of `filecontents[*]' env., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 57338ec 24/78: Improve my last commit, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 400609e 18/78: New TeX--if-macro-fboundp compatibility macro, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 08ab3c1 23/78: Allow hiding ^ and _ script signs, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 0b3a6e8 12/78: Do not indent the content of `Form' environment., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 40963e5 08/78: Check engine before running LaTeX command., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 33cee84 19/78: Allow TeX-command-sequence to process the region, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 513490f 22/78: Implement multi-level script fontification,
Tassilo Horn <=
- [elpa] externals/auctex 76eb240 25/78: Docfix, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex a07f436 16/78: Implement TeX-update., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex dbc87df 17/78: Generate PDF via dvips+ps2pdf., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex dd9adef 21/78: Case-sensitive mode detection + AMS-TeX fixes, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex da7419f 42/78: Add new style AlegreyaSans.el., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 9cfd5d8 47/78: Improve LaTeX-find-matching-end, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 647a8fc 29/78: Fixes for "run-all" on current section, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 5ed22c0 45/78: FiX TeX error parsing., Tassilo Horn, 2015/10/19
- [elpa] externals/auctex 66b97ff 20/78: Don't add font-latex-setup to latex-mode-hook, Tassilo Horn, 2015/10/19
- [elpa] externals/auctex c3cb0ff 26/78: Rename TeX-update to TeX-command-run-all., Tassilo Horn, 2015/10/19