You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
|
#lang fontkit/racket
|
|
|
|
(require xenomorph)
|
|
|
|
(provide (all-defined-out))
|
|
|
|
#|
|
|
|
|
approximates
|
|
|
|
https://github.com/mbutterick/fontkit/blob/master/src/tables/glyf.js
|
|
|
|
|#
|
|
|
|
|
|
|
|
(define-subclass Struct (Rglyf))
|
|
|
|
|
|
|
|
(define glyf (+Array (+RBuffer)))
|
|
|
|
|
|
|
|
(test-module
|
|
|
|
(define ip (open-input-file charter-path))
|
|
|
|
(define dir (deserialize (read (open-input-file charter-directory-path))))
|
|
|
|
(define offset (· dir tables glyf offset))
|
|
|
|
(define len (· dir tables glyf length))
|
|
|
|
(check-equal? offset 4620)
|
|
|
|
(check-equal? len 34072)
|
|
|
|
(set-port-position! ip 0)
|
|
|
|
(define table-bytes (peek-bytes len offset ip))
|
|
|
|
(define ds (+DecodeStream table-bytes))
|
|
|
|
(define es (+EncodeStream))
|
|
|
|
(send glyf encode es empty)
|
|
|
|
#;(send es dump)
|
|
|
|
)
|