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-rw-r--r--sdl2/ttf.scm10
1 files changed, 7 insertions, 3 deletions
diff --git a/sdl2/ttf.scm b/sdl2/ttf.scm
index b1345d6..e7eac6d 100644
--- a/sdl2/ttf.scm
+++ b/sdl2/ttf.scm
@@ -111,8 +111,8 @@ not present."
(if (eq? result 0) #f result)))
(define (font-glyph-metrics font char)
- "Return a 5-element list containing the metrics of CHAR in FONT in
-the following format: (minx maxx miny maxy advance)"
+ "Return 5 values for the metrics of CHAR in FONT: min x, max x, min y,
+max y, and advance."
(let ((bv (make-s32vector 5)))
(if (zero? (ffi:ttf-glyph-metrics (unwrap-font font)
(char->integer char)
@@ -121,7 +121,11 @@ the following format: (minx maxx miny maxy advance)"
(bytevector->pointer bv 8)
(bytevector->pointer bv 12)
(bytevector->pointer bv 16)))
- (s32vector->list bv)
+ (values (s32vector-ref bv 0)
+ (s32vector-ref bv 1)
+ (s32vector-ref bv 2)
+ (s32vector-ref bv 3)
+ (s32vector-ref bv 4))
(sdl-error "font-glyph-metrics" "failed to get glyph metrics"))))
(define (font-style font)