diff options
Diffstat (limited to 'guile/starlet/fixture.scm')
| -rw-r--r-- | guile/starlet/fixture.scm | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/guile/starlet/fixture.scm b/guile/starlet/fixture.scm index 1db713b..856a67d 100644 --- a/guile/starlet/fixture.scm +++ b/guile/starlet/fixture.scm @@ -45,7 +45,10 @@ get-attr-range get-attr-home-val continuous-attribute? - colour-attribute?)) + colour-attribute? + + next-attr-item + prev-attr-item)) (define-class <fixture-attribute> (<object>) @@ -221,3 +224,15 @@ (define fixture-has-attr? find-attr) + + +(define (next-attr-item attr cval) + (next-item-in-list + (get-attr-range attr) + cval)) + + +(define (prev-attr-item attr cval) + (next-item-in-list + (reverse (get-attr-range attr)) + cval)) |