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-rw-r--r--src/guile/skribilo/package/eq.scm21
-rw-r--r--src/guile/skribilo/package/eq/lout.scm24
2 files changed, 38 insertions, 7 deletions
diff --git a/src/guile/skribilo/package/eq.scm b/src/guile/skribilo/package/eq.scm
index 76bbf6c..e783c89 100644
--- a/src/guile/skribilo/package/eq.scm
+++ b/src/guile/skribilo/package/eq.scm
@@ -190,20 +190,22 @@ a symbol representing the mathematical operator denoted by @var{m} (e.g.,
(markup 'eq-display)
(ident (or ident (symbol->string (gensym "eq-display"))))
(class class)
- (options (the-options opts :ident :class :div-style))
+ (options (the-options opts :ident :class))
(body (the-body opts))))
(define-markup (eq :rest opts :key (ident #f) (class "eq")
(inline? #f) (align-with #f)
- (renderer #f) (div-style 'over))
+ (renderer #f) (div-style 'over)
+ (mul-style 'space))
(new container
(markup 'eq)
(ident (or ident (symbol->string (gensym "eq"))))
(class class)
(options `((:div-style ,div-style) (:align-with ,align-with)
+ (:mul-style ,mul-style)
,@(the-options opts
:ident :class
- :div-style :align-with)))
+ :div-style :mul-style :align-with)))
(body (let loop ((body (the-body opts))
(result '()))
(if (null? body)
@@ -224,10 +226,19 @@ a symbol representing the mathematical operator denoted by @var{m} (e.g.,
(ident (or ident (symbol->string (gensym "eq:/"))))
(class #f)
(options `((:div-style ,div-style)
- ,@(the-options opts :ident :class :div-style)))
+ ,@(the-options opts :ident :div-style)))
+ (body (the-body opts))))
+
+(define-markup (eq:* :rest opts :key (ident #f) (mul-style #f))
+ ;; If no `:mul-style' is specified here, obey the top-level one.
+ (new markup
+ (markup 'eq:*)
+ (ident (or ident (symbol->string (gensym "eq:*"))))
+ (class #f)
+ (options `((:mul-style ,mul-style)
+ ,@(the-options opts :ident :mul-style)))
(body (the-body opts))))
-(define-simple-markup eq:*)
(define-simple-markup eq:+)
(define-simple-markup eq:-)
diff --git a/src/guile/skribilo/package/eq/lout.scm b/src/guile/skribilo/package/eq/lout.scm
index cc4b3bf..c8ea50a 100644
--- a/src/guile/skribilo/package/eq/lout.scm
+++ b/src/guile/skribilo/package/eq/lout.scm
@@ -56,7 +56,7 @@
:after "\n@EndAlignedDisplays\n")
(markup-writer 'eq (find-engine 'lout)
- :options '(:inline? :align-with :div-style)
+ :options '(:inline? :align-with :div-style :mul-style)
:before (lambda (node engine)
(let* ((parent (ast-parent node))
(displayed? (is-markup? parent 'eq-display)))
@@ -87,6 +87,16 @@
(else
(error "unsupported div style" style))))
+(define (mul-style->lout style)
+ (case style
+ ((space) "")
+ ((cross) "times")
+ ((asterisk) "*")
+ ((dot) "cdot")
+ (else
+ (error "unsupported mul style" style))))
+
+
(define-macro (simple-lout-markup-writer sym . args)
(let* ((lout-name (if (null? args)
(symbol->string sym)
@@ -151,8 +161,18 @@
(simple-lout-markup-writer +)
-(simple-lout-markup-writer * "times")
(simple-lout-markup-writer - "-")
+
+(simple-lout-markup-writer *
+ (lambda (n e)
+ ;; Obey either the per-node `:mul-style' or the
+ ;; top-level one.
+ (or (markup-option n :mul-style)
+ (let* ((eq (ast-parent n))
+ (mul-style
+ (markup-option eq :mul-style)))
+ (mul-style->lout mul-style)))))
+
(simple-lout-markup-writer /
(lambda (n e)
;; Obey either the per-node `:div-style' or the