next: path extraction

main
Matthew Butterick 5 years ago
parent e4612a7057
commit 6b283bc11a

@ -35,13 +35,16 @@ https://github.com/mbutterick/fontkit/blob/master/src/glyph/Glyph.js
(define (get-glyph-metrics g)
(unless (glyph-metrics g)
(define face (ft-face (glyph-font g)))
(FT_Load_Glyph face (glyph-id g) FT_LOAD_NO_RECURSE)
(FT_Load_Glyph face (glyph-id g))
(define glyph (FT_FaceRec-glyph face))
(define ft-glyph-metrics (FT_GlyphSlotRec-metrics glyph))
(set-glyph-metrics! g (mhash))
;; todo: get vertical metrics
(hash-set*! (glyph-metrics g)
'advanceWidth (FT_Glyph_Metrics-horiAdvance ft-glyph-metrics)
'leftBearing (FT_Glyph_Metrics-horiBearingX ft-glyph-metrics)))
'leftBearing (FT_Glyph_Metrics-horiBearingX ft-glyph-metrics)
'advanceHeight 'unfinished
'topBearing 'unfinished))
(glyph-metrics g))
(define (+ttf-glyph . args)

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