main
Matthew Butterick 6 years ago
parent 7a07c250e2
commit 4ace9bc128

@ -39,7 +39,8 @@ https://github.com/mbutterick/fontkit/blob/master/src/glyph/TTFGlyph.js
#`(match-define (list . IDS) (map (λ (x) (expt 2 x)) (range #,(length (syntax->list #'IDS)))))]))
;; Flags for simple glyphs
(define-flag-series ON_CURVE
(define-flag-series
ON_CURVE
X_SHORT_VECTOR
Y_SHORT_VECTOR
REPEAT
@ -47,7 +48,8 @@ https://github.com/mbutterick/fontkit/blob/master/src/glyph/TTFGlyph.js
SAME_Y)
;; Flags for composite glyphs
(define-flag-series ARG_1_AND_2_ARE_WORDS
(define-flag-series
ARG_1_AND_2_ARE_WORDS
ARGS_ARE_XY_VALUES
ROUND_XY_TO_GRID
WE_HAVE_A_SCALE
@ -73,11 +75,12 @@ https://github.com/mbutterick/fontkit/blob/master/src/glyph/TTFGlyph.js
;; Represents a component in a composite glyph
(struct ttf-glyph-component (glyph-id dx dy pos scale-x scale-y scale-01 scale-10) #:transparent #:mutable)
(define (+ttf-glyph-component glyph-id dx dy [pos 0]
[scale-x 1]
[scale-y 1]
[scale-01 0]
[scale-10 0])
(define (+ttf-glyph-component glyph-id dx dy
[pos 0]
[scale-x 1]
[scale-y 1]
[scale-01 0]
[scale-10 0])
(ttf-glyph-component glyph-id dx dy pos scale-x scale-y scale-01 scale-10))
@ -118,10 +121,10 @@ https://github.com/mbutterick/fontkit/blob/master/src/glyph/TTFGlyph.js
(define (decode-simple glyph-data port)
(unless (dict? glyph-data)
(raise-argument-error 'TTFGlyph-_decodeSimple "decoded RGlyfHeader" glyph-data))
(raise-argument-error 'TTFGlyph:decode-simple "decoded RGlyfHeader" glyph-data))
(unless (input-port? port)
(raise-argument-error 'TTFGlyph-_decodeSimple "input port" port))
(raise-argument-error 'TTFGlyph:decode-simple "input port" port))
;; this is a simple glyph
(dict-set! glyph-data 'points empty)

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