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c0851fbc5b
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9 Commits

Author SHA1 Message Date
Nigel Tao
c0851fbc5b font/sfnt: support PostScript compound glyphs (subroutines). 
Change-Id: I8aa10150aa004b1bc1128bf0b3d5c14b74ee089c
Reviewed-on: https://go-review.googlesource.com/38280
Reviewed-by: David Crawshaw <crawshaw@golang.org>
 2017-03-22 22:20:00 +00:00
Nigel Tao
fb59e5ba10 font/sfnt: rename a "stack" field to "argStack". 
This will lessen the diff in a subsequent commit, which introduces a
call stack.

Change-Id: I478857675f47b53e6bd3ee270087a00b9d1d4d34
Reviewed-on: https://go-review.googlesource.com/38279
Reviewed-by: Nigel Tao <nigeltao@golang.org>
 2017-03-19 05:24:11 +00:00
Nigel Tao
c1a19c11c3 font/sfnt: implement rcurveline and rlinecurve. 
Change-Id: I563f9e4a76a5c91d2ef2b6ffccc78550ab582d08
Reviewed-on: https://go-review.googlesource.com/38110
Reviewed-by: David Crawshaw <crawshaw@golang.org>
 2017-03-15 23:13:12 +00:00
Nigel Tao
793f3be7da font/sfnt: implement {hh,vv}curveto. 
Change-Id: I873f8b273d2fe9f39df7d333c36976f1b45239a0
Reviewed-on: https://go-review.googlesource.com/37917
Reviewed-by: David Crawshaw <crawshaw@golang.org>
 2017-03-12 00:23:23 +00:00
Nigel Tao
ed91dc314e font/sfnt: add a ppem arg to Font.LoadGlyph. 
This lets us load a glyph at e.g. 12 pixels per em.

Change-Id: I048b3db89af8670782953a8361afe0e6373df9b0
Reviewed-on: https://go-review.googlesource.com/37175
Reviewed-by: David Crawshaw <crawshaw@golang.org>
 2017-02-22 03:05:44 +00:00
Nigel Tao
88b013251f font/sfnt: implement rrcurveto. 
Change-Id: I2e24293568b296dd916b2ef6a9c1113ffd5f9253
Reviewed-on: https://go-review.googlesource.com/34171
Reviewed-by: Dave Day <djd@golang.org>
 2016-12-12 04:37:57 +00:00
Nigel Tao
ce50dba65c font/sfnt: parse Type 2 Charstrings. 
Change-Id: I61beec4611612800a519045e2552c513eb83c3f8
Reviewed-on: https://go-review.googlesource.com/33932
Reviewed-by: Dave Day <djd@golang.org>
 2016-12-09 07:38:38 +00:00
Nigel Tao
e2d0a9f0e6 font/sfnt: parse CFF 2-byte operators and real numbers. 
Change-Id: I6f2cdfb44817832cf833883ef6fca692a001b6b1
Reviewed-on: https://go-review.googlesource.com/33813
Reviewed-by: Dave Day <djd@golang.org>
 2016-12-05 08:11:59 +00:00
Nigel Tao
5286ed5c2a font/sfnt: parse the CFF table. 
Parsing the per-glyph Charstrings will be a follow-up commit.

Change-Id: I52f849a77dd7fa14b6e07420820bdfb4347c2438
Reviewed-on: https://go-review.googlesource.com/33593
Reviewed-by: Dave Day <djd@golang.org>
 2016-12-01 07:43:55 +00:00