(cons (acons key val (car chain)) (cdr chain)))
(define-public (stack-stencil-line space stencils)
- "Adjoin a list of STENCILS along the X axis, leaving SPACE between the
- end of each stencil and the reference point of the following stencil."
- (if (and (pair? stencils)
- (ly:stencil? (car stencils)))
-
- (if (and (pair? (cdr stencils))
- (ly:stencil? (cadr stencils)))
- (let* ((tail (stack-stencil-line space (cdr stencils)))
- (head (car stencils))
- (xoff (+ space (interval-end (ly:stencil-extent head X)))))
- (ly:stencil-add head
- (ly:stencil-translate-axis tail xoff X)))
- (car stencils))
- (ly:make-stencil '() '(0 . 0) '(0 . 0))))
-
+ "Adjoin a list of @var{stencils} along the X axis, leaving
+@var{space} between the end of each stencil and the beginning of the
+following stencil. Stencils with empty Y extent are not given
+@var{space} before them and don't avoid overlapping other stencils."
+ (stack-stencils X RIGHT space (filter ly:stencil? stencils)))
;;; convert a full markup object to an approximate pure string representation