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flutter / third_party / harfbuzz / 6843ce01be0df501ef3149a2c1c54cdfb693195d / . / TODO
blob: 4a1ad1963ba7e8e1d5b15107562abeb843b2520d [file] [log] [blame]
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]1General fixes:
2=============
3
Behdad Esfahbod3b9b7132012-05-23 22:00:25 -0400[diff] [blame]4- Warn at compile time (and runtime with HB_DEBUG?) if no Unicode / font
5 funcs found / set.
Behdad Esfahboda0d4cae2012-04-17 13:42:30 -0400[diff] [blame]6
Behdad Esfahbodd01402d2012-04-12 17:38:02 -0400[diff] [blame]7- In hb_shape(), assert if direction is INVALID.
8
9- Fix TT 'kern' on/off and GPOS interaction (move kerning before GPOS).
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]10
Behdad Esfahbod3baae242012-04-11 21:54:37 -0400[diff] [blame]11- Do proper rounding when scaling from font space? May be a non-issue.
Behdad Esfahbod80dce8b2011-05-17 17:08:36 -0400[diff] [blame]12
Behdad Esfahbod0eafce52011-06-01 12:44:30 -0400[diff] [blame]13- Misc features:
14 * init/medi/fina/isol for non-cursive scripts
Behdad Esfahbod6d164032012-04-11 22:04:42 -0400[diff] [blame]15 * vkna,hkna etc for kana, etc
Behdad Esfahbod0eafce52011-06-01 12:44:30 -0400[diff] [blame]16
Behdad Esfahbod652d64a2011-09-16 16:34:39 -0400[diff] [blame]17- Move non-native direction and normalization handling to the generic non-OT
18 layer, such that uniscribe and other backends can use.
19
20- Uniscribe backend needs to enforce one direction only, otherwise cluster
Behdad Esfahbodde087832012-05-17 20:15:49 -0400[diff] [blame]21 values can confuse the user.
Behdad Esfahbod652d64a2011-09-16 16:34:39 -0400[diff] [blame]22
Behdad Esfahbodde087832012-05-17 20:15:49 -0400[diff] [blame]23- GSUB ligation should call merge_clusters(). Also other places.
Behdad Esfahbod3baae242012-04-11 21:54:37 -0400[diff] [blame]24
Behdad Esfahbod8b2753c2012-05-13 00:54:07 +0200[diff] [blame]25- Convert NBSP into space glyph.
26
Behdad Esfahbodde087832012-05-17 20:15:49 -0400[diff] [blame]27- Synthetic GDEF.
28
Behdad Esfahbod3b9b7132012-05-23 22:00:25 -0400[diff] [blame]29- Add Pango backend?
30
31- Add ICUlayout backend?
32
33- Add ICUlayout API?
34
35- Add Old HarfBuzz backend?
36
37- Add Old HarfBuzz API?
38
Behdad Esfahbodff7cbd02011-05-25 09:56:06 -0400[diff] [blame]39
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]40API issues to fix before 1.0:
41============================
42
Behdad Esfahbod3b9b7132012-05-23 22:00:25 -0400[diff] [blame]43- Add default font_funcs / Unicode funcs API and to utils.
44
45- Add init_func to font_funcs. Adjust ft.
46
Behdad Esfahbod1587c262011-05-27 16:05:01 -0400[diff] [blame]47- Add pkg-config files for glue codes (harfbuzz-glib, etc)
48
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]49- Figure out how many .so objects, how to link, etc
50
Behdad Esfahbod3baae242012-04-11 21:54:37 -0400[diff] [blame]51- 'const' for getter APIs? (use mutable internally)
52
Behdad Esfahbodde087832012-05-17 20:15:49 -0400[diff] [blame]53- blob_from_file?
54
Behdad Esfahbod3baae242012-04-11 21:54:37 -0400[diff] [blame]55
56API additions
57=============
58
Behdad Esfahbodd01402d2012-04-12 17:38:02 -0400[diff] [blame]59- Buffer (de)serialize API ala hb-shape?
Behdad Esfahbodbce09552012-05-27 11:29:21 -0400[diff] [blame]60
Behdad Esfahbod3baae242012-04-11 21:54:37 -0400[diff] [blame]61- Move feature parsing from util into the library
62
Behdad Esfahbod4accc922011-04-07 15:53:26 -0400[diff] [blame]63- Add hb-cairo glue
64
Behdad Esfahbodff7cbd02011-05-25 09:56:06 -0400[diff] [blame]65- Add sanitize API (and a cached version, that saves result on blob user-data)
66
Behdad Esfahboda5e4e102011-05-11 22:00:56 -0400[diff] [blame]67- Add glib GBoxedType stuff and introspection
Behdad Esfahbod2d7b61a2011-04-20 16:40:56 -0400[diff] [blame]68
Behdad Esfahbodbf3eef52011-08-09 00:13:24 +0200[diff] [blame]69- Add Uniscribe face / font get API
70
Behdad Esfahbod13680182011-05-13 20:25:38 -0400[diff] [blame]71- BCP 47 language handling / API (language_matches?)
72
Behdad Esfahbod3994be32011-05-11 21:08:31 -0400[diff] [blame]73- Add hb_face_get_glyph_count()?
74
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]75- Add hb_font_create_linear()?
76
Behdad Esfahbod3baae242012-04-11 21:54:37 -0400[diff] [blame]77- Add hb_shape_plan()/hb_shape_planned()
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]78
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]79- Add query API for aalt-like features?
80
Behdad Esfahbodab428ae2011-05-06 19:30:46 -0400[diff] [blame]81- SFNT api? get_num_faces? get_table_tags? (there's something in stash)
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]82
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]83- Add segmentation API
84
Behdad Esfahbod3baae242012-04-11 21:54:37 -0400[diff] [blame]85- Add hb-fribidi glue?
86
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]87
Behdad Esfahbod0b6d2ac2012-04-10 10:52:03 -0400[diff] [blame]88hb-view / hb-shape enhancements:
89===============================
Behdad Esfahbodeb5796f2011-04-27 12:14:53 -0400[diff] [blame]90
Behdad Esfahbodeb5796f2011-04-27 12:14:53 -0400[diff] [blame]91- Add --width, --height, --auto-size, --align, etc?
Behdad Esfahbod0b6d2ac2012-04-10 10:52:03 -0400[diff] [blame]92- Add XML and JSON formats to hb-shape
Behdad Esfahbodd01402d2012-04-12 17:38:02 -0400[diff] [blame]93- --features="init=medi=isol=fina=0"
Behdad Esfahbodeb5796f2011-04-27 12:14:53 -0400[diff] [blame]94
95
Behdad Esfahbodee8dd832011-05-12 01:02:03 -0400[diff] [blame]96Tests to write:
97==============
98
99- ot-layout enumeration API (needs font)
100
Behdad Esfahbodc4641722011-07-07 23:47:19 -0400[diff] [blame]101- Finish test-shape.c, grep for TODO
102
103- Finish test-unicode.c, grep for TODO
Behdad Esfahbod5bf56ea2011-05-25 14:43:10 -0400[diff] [blame]104
Behdad Esfahbod08569c02012-04-14 18:47:07 -0400[diff] [blame]105- GObject, FreeType, etc
106
Behdad Esfahbod0b08adb2012-04-23 22:41:09 -0400[diff] [blame]107- hb_set_t
108
Behdad Esfahbod20fdb0f2012-05-17 22:04:45 -0400[diff] [blame]109- hb_cache_t and relatives
110
Behdad Esfahbodee8dd832011-05-12 01:02:03 -0400[diff] [blame]111
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]112Optimizations:
113=============
114
Behdad Esfahbod4accc922011-04-07 15:53:26 -0400[diff] [blame]115- Avoid allocating blob objects internally for for_data() faces?
Behdad Esfahbod04a30232010-10-13 10:57:27 -0400[diff] [blame]116
Behdad Esfahbod0b6d2ac2012-04-10 10:52:03 -0400[diff] [blame]117- Add caching layer to hb-ft?
Behdad Esfahbodde087832012-05-17 20:15:49 -0400[diff] [blame]118
119- Cache feature-less shape plans internally on the face.